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WO2025229567A1 - Consoles d'évacuation de fumées chirurgicales comprenant une isolation de bruit - Google Patents

Consoles d'évacuation de fumées chirurgicales comprenant une isolation de bruit

Info

Publication number
WO2025229567A1
WO2025229567A1 PCT/IB2025/054523 IB2025054523W WO2025229567A1 WO 2025229567 A1 WO2025229567 A1 WO 2025229567A1 IB 2025054523 W IB2025054523 W IB 2025054523W WO 2025229567 A1 WO2025229567 A1 WO 2025229567A1
Authority
WO
WIPO (PCT)
Prior art keywords
console
evacuation
assembly
surgical
insulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/IB2025/054523
Other languages
English (en)
Inventor
Paul Hrenchir
Joel R. Helgerson
Sarah R. WALDEN
Jason M. Mucilli
Edward L. Brannan
Danilo Antonio Bergamo
Fabio De Freitas CAETANO
Rodrigo P. FUGA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Covidien LP
Original Assignee
Covidien LP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Covidien LP filed Critical Covidien LP
Publication of WO2025229567A1 publication Critical patent/WO2025229567A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/80—Suction pumps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • F04D29/664—Sound attenuation by means of sound absorbing material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/1402—Probes for open surgery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B2017/00831—Material properties
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00059—Material properties
    • A61B2018/00065—Material properties porous
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
    • A61B2218/007—Aspiration
    • A61B2218/008—Aspiration for smoke evacuation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/78—Means for preventing overflow or contamination of the pumping systems
    • A61M1/784—Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/79—Filters for solid matter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/42—Reducing noise

Definitions

  • This disclosure relates to surgical systems. More specifically, this disclosure relates to surgical plume evacuation consoles to facilitate removal of a surgical plume from a surgical site, wherein the surgical plume evacuation consoles include noise insulation to reduce noise during operation of the surgical plume evacuation consoles.
  • Various different energy-based surgical instruments generate a surgical plume as a byproduct of energy-based tissue treatment.
  • One such energy-based surgical instrument for example, is a monopolar electrosurgical pencil.
  • a monopolar electrosurgical pencil is typically connected to an electrosurgical generator that supplies high frequency electrosurgical energy, e.g., radio frequency (RF) alternating current, to the monopolar electrosurgical pencil for treating tissue.
  • RF radio frequency
  • a return electrode e.g., a return pad, may be utilized to complete the electrosurgical circuit from the electrosurgical pencil back to the electrosurgical generator.
  • the electrosurgical generator may supply various different energy waveforms suitable for achieving various different surgical effects such as, for example, cutting, coagulating, blending, spraying, fulgurating, etc.
  • a surgical plume e.g., produced as a by-product of the application of electrosurgical energy from an energy-based device (e.g., a monopolar electrosurgical pencil) to tissue at a surgical site, may include smoke particulate, contaminants, debris, gaseous byproducts, and/or other matter that may be harmful to the patient and/or surgical staff, may decrease visibility at the surgical site, and/or may produce unpleasant odors. Thus, evacuation of the surgical plume from the surgical site may be desirable.
  • an energy-based device e.g., a monopolar electrosurgical pencil
  • distal refers to the portion that is being described which is farther from a suction generator
  • proximal refers to the portion that is being described which is closer to the suction generator.
  • Terms including “generally,” “about,” “substantially,” and the like, as utilized herein, are meant to encompass variations, e.g., manufacturing tolerances, material tolerances, use and environmental tolerances, measurement variations, design variations, and/or other tolerances and variations, up to and including plus or minus 10 percent. Further, to the extent consistent, any or all of the aspects detailed herein may be used in conjunction with any or all of the other aspects detailed herein.
  • a surgical plume evacuation console including an inlet port, a filter assembly, a suction generator configured to generate a flow of an evacuated surgical plume along an evacuation flow path, an exhaust assembly, and first and second insulation assemblies configured to attenuate noise. At least a portion of the evacuation flow path is defined from the inlet port, through the filter assembly, through the suction generator, and through the exhaust assembly.
  • the first insulation assembly insulates at least a portion of the suction generator and a second insulation assembly insulates at least a portion of the exhaust assembly.
  • the first insulation assembly defines a housing configured to enclose at least a portion of the suction generator.
  • the housing of the first insulation assembly may include an inner material and an outer material different from the inner material.
  • the inner material of the first insulation assembly defines a cavity shaped substantially complementary to the at least a portion of the suction generator.
  • the outer material of the first insulation assembly surrounds at least a portion of the inner material of the first insulation assembly.
  • At least one of the inner material of the first insulation assembly or the outer material of the first insulation assembly is different from each material forming the second insulation assembly.
  • the first insulation assembly further insulates a portion of a silencer extending between the suction generator and the exhaust assembly. Additionally or alternatively, the first insulation assembly further insulates at least a portion of a bypass conduit defining a flow path from the exhaust assembly to the filter assembly that bypasses the suction generator.
  • the exhaust assembly includes a frame defining an exhaust chamber.
  • the second insulation assembly includes an inner material disposed within an interior of the frame and an outer material disposed on an exterior of the frame.
  • the inner material of the second insulation assembly is different from the outer material of the second insulation assembly.
  • the inner material of the second insulation assembly and the outer material of the second insulation assembly are configured to absorb different ranges of sound frequencies.
  • At least one of the inner material of the second insulation assembly or the outer material of the second insulation assembly is different from each material forming the first insulation assembly.
  • a silencer also referred to as a muffler extends from the suction generator into the exhaust chamber.
  • a console housing includes at least a portion of each of the filter assembly, the suction generator, the exhaust assembly, and the first and second insulation assemblies disposed within the console housing.
  • At least one insulator panel is disposed on an internal wall of the console housing.
  • the at least one insulator panel includes a material different from materials of the first and second insulation assemblies.
  • the suction generator includes at least one motor, which may be a brushless or other suitable motor.
  • the suction generator includes at least two motors, e.g., brushless motors.
  • the suction generator includes at least two blowers arranged in series. .
  • Another surgical plume evacuation console provided in accordance with this disclosure includes a console housing, a suction generator disposed within the console housing and configured to generate a flow of an evacuated surgical plume along an evacuation flow path, and an exhaust assembly disposed within the console housing.
  • the exhaust assembly is configured to exhaust the evacuated plume from the evacuation flow path to an exterior of the console housing.
  • the surgical plume evacuation console further includes first, second, and third insulation assemblies insulating the suction generator, the exhaust assembly, and the console housing, respectively, to attenuate noise.
  • FIG. 1 is a perspective view of a surgical plume evacuation system provided in accordance with aspects of the disclosure including a plume evacuation console having an energybased plume evacuation surgical instrument connected thereto;
  • FIG. 2 is a bottom, partially transparent view of the plume evacuation console of FIG. 1;
  • FIGS. 3 A and 3B are first and second side, cross-sectional views of the plume evacuation console of FIG. 1 ;
  • FIG. 4 is a schematic illustration of the plume evacuation console of FIG. 1 ;
  • FIG. 5 is graph illustrating the average results of evaluations of noise produced by five (5) prior art plume evacuation consoles of the same model at six different operational speeds, wherein noise (in dBA units) is plotted as a function of frequency;
  • FIG. 6 is a heat map illustrating the noise attenuation performance of four (4) different materials of a defined thickness at various different dominate frequencies
  • FIG. 7A is an exploded, perspective view illustrating a first insulation assembly of a noise insulation configuration for a suction generator of the smoke evacuation console of FIG. 1;
  • FIG. 7B is a cross-sectional view of a portion of the first insulation assembly of FIG. 7A, illustrating a flow channel defined between first and second suction generating components of the smoke evacuation console of FIG. 1 ;
  • FIGS. 8 A and 8B are side cross-sectional and front cross-sectional views, respectively, illustrating a second insulation assembly of a noise insulation configuration for an exhaust chamber of the plume evacuation console of FIG. 1 ;
  • FIG. 9 is a side, cutaway view of the plume evacuation console of FIG. 1 illustrating a noise insulation configuration for a housing of the plume evacuation console;
  • FIGS. 10A-10C are cross-sectional views of various multi-layer noise insulators configured for use in accordance with this disclosure.
  • FIG. 11 is a graph comparing noise (in dBA units) as a function of operational speed for a prior art plume evacuation console, an uninsulated console, and the plume evacuation console of FIG. 1, wherein each of the consoles includes different insulation configurations; and
  • FIG. 12 is a schematic illustration of an exemplary robotic surgical system configured for use with the surgical plume evacuation system of FIG. 1.
  • This disclosure provides plume evacuation consoles including noise insulation configured for attenuating noise produced from evacuated plume flow through and operation of the various components of the plume evacuation consoles during use.
  • the components and features of the plume evacuation consoles are also configured to reduce noise production and/or attenuate produced noise, thereby helping to minimize noise from the plume evacuation consoles during use.
  • Attenuating noise produced by a plume evacuation console during use may increase the likelihood that a surgical plume evacuation system will be utilized and/or encourage utilization of the surgical plume evacuation system at the appropriate power level. That is, by attenuating noise, communications between surgical staff can be more readily understood, audible alerts and/or other audible feedback can be more readily heard, and/or potentially bothersome noises can be reduced or removed, all while the benefits of use of a surgical plume evacuation system, e.g., removing potentially harmful smoke particulate, contaminants, debris, gaseous byproducts (for example, Volatile Organic Compounds (VOCs)), and/or other matter, maintaining visibility at the surgical site, and/or reducing or eliminating unpleasant odors, are maintained.
  • VOCs Volatile Organic Compounds
  • Surgical plume evacuation system 10 includes a plume evacuation console 100 and one or more surgical devices which may include an energy-based surgical device (such as, for example, an electrosurgical pencil 200), a surgical evacuation tube, or any other suitable surgical device configured to fluidly connect to plume evacuation console 100.
  • an energy-based surgical device such as, for example, an electrosurgical pencil 200
  • a surgical evacuation tube or any other suitable surgical device configured to fluidly connect to plume evacuation console 100.
  • plume evacuation console 100 is shown and described herein in connection with electrosurgical pencil 200, it is contemplated that any suitable energy-based surgical devices, or any other suitable surgical devices including, as noted above, surgical evacuation tubes, may alternatively or additionally be utilized with plume evacuation console 100 such as, for example and without limitation, monopolar electrosurgical devices, bipolar electrosurgical devices, microwave electrosurgical devices, ultrasonic electrosurgical devices, surgical lasers and/or other optical-energy surgical devices, high-speed mechanical energy-based surgical devices (e.g., drills, burs, debrides, etc.), thermal energy-based surgical devices, etc.
  • monopolar electrosurgical devices bipolar electrosurgical devices
  • microwave electrosurgical devices microwave electrosurgical devices
  • ultrasonic electrosurgical devices ultrasonic electrosurgical devices
  • surgical lasers and/or other optical-energy surgical devices high-speed mechanical energy-based surgical devices (e.g., drills, burs, debrides, etc.), thermal energy-based surgical devices, etc.
  • plume evacuation console 100 is shown configured as a stationary unit, e.g., for rack-mounted, pole-mounted, or table-top use, it is also contemplated that plume evacuation console 100 be configured as a portable console configured to attach to a user, surgical table, patient, or otherwise enable movement and selective placement of plume evacuation console 100.
  • console as utilized herein is not limited to any particular physical size or configuration.
  • Electrosurgical pencil 200 includes a housing 210, an electrode 220 coupled to and extending from a distal end portion 212 of housing 210, a nozzle 230 coupled to and extending distally from distal end portion 212 of housing 210 adjacent to electrode 220, and flexible tubing 240 coupled to and extending from a proximal end portion 214 of housing 210.
  • Housing 210 may be configured as a handle to facilitate grasping and manipulation by a surgeon (FIG. 1) or may be configured to mount to an arm 1002, 1003 of a surgical robotic system 1000 for use in robotic surgery (see FIG. 12).
  • housing 210 includes a fluid lumen 216 extending from distal end portion 212 of housing 210 to proximal end portion 214 of housing 210 to fluidly couple nozzle 230 with flexible tubing 240.
  • Fluid lumen 216 may be at least partially defined by internal features of housing 210 and/or may include a separate tube(s) disposed on or within housing 210.
  • Electrode 220 of electrosurgical pencil 200 is at least partially formed from an electrically conductive material to enable the conduction of energy from electrode 220 to tissue in contact with or adjacent to electrode 220 for treating the tissue. Electrode 220 may define any suitable configuration including, for example and without limitation, a blade, a hook, a needle, etc. In aspects, electrode 220 is releasably engagable with housing 210 to enable replacement of electrode 220 with a similar or different electrode.
  • a suitable electrical pathway e.g., formed of electrically conductive structures, wires, etc., electrically connects electrode 220 with a cable (not shown) that, in turn, is configured to connect to a source of electrosurgical energy, e.g., an electrosurgical generator incorporated into plume evacuation console 100 or a separate electrosurgical generator (not shown), to enable the conduction of energy to electrode 220 for treating tissue therewith.
  • a source of electrosurgical energy e.g., an electrosurgical generator incorporated into plume evacuation console 100 or a separate electrosurgical generator (not shown
  • nozzle 230 is coupled to and extends distally from distal end portion 212 of housing 210 adjacent to electrode 220.
  • Nozzle 230 defines at least one opening 232 configured to enable the suctioning of a plume through nozzle 230, fluid lumen 216, and flexible tubing 240 to plume evacuation console 100.
  • nozzle 230 is releasably engagable with housing 210 to enable replacement of nozzle 230 with a new nozzle and/or nozzle of a different configuration, e.g., a different size, shape, number and/or arrangement of openings, etc.
  • a nozzle may be selected for use depending on the particular electrode configuration, surgical procedure to be performed, and/or power settings to be utilized.
  • electrosurgical pencil 200 further includes one or more controls 250 disposed on housing 210 and configured to enable control of energy settings associated with electrosurgical pencil 200, e.g., ON/OFF, power level, mode, etc.
  • Controls 250 may electrically connect to the electrosurgical generator via the same cable as electrode 220 or in any other suitable manner.
  • Flexible tubing 240 may be corrugated or otherwise configured to facilitate flexion of flexible tubing 240 while minimizing kinking of flexible tubing 240. Further, flexible tubing 240 is coupled to housing 210 via a connector 260 which may be, for example and without limitation, a swivel connector enabling rotation and/or pivoting of flexible tubing 240 relative to housing 210 to further minimizing kinking of flexible 240. Flexible tubing 240 is configured to connect to an inlet port 120 of plume evacuation console 100 such that nozzle 230 is fluidly coupled to plume evacuation console 100 to enable plume evacuation console 100 to withdraw a plume, e.g., air, smoke, debris, other particulates, etc., from a surgical site through electrosurgical pencil 200.
  • a plume e.g., air, smoke, debris, other particulates, etc.
  • electrosurgical pencil 200 is detailed above as incorporating a plume evacuation flow path, e.g., from nozzle 230, through fluid lumen 216, to flexible tubing 240, it is also contemplated that a standalone device, separate from electrosurgical pencil 200 or removably attachable to electrosurgical pencil 200, may define the plume evacuation flow path from the surgical site to plume evacuation console 100.
  • plume evacuation console 100 includes a housing 110, an inlet port 120, a filter assembly 130, a suction generator 140, an exhaust chamber 150 (also referred to as an expansion chamber), a controller 160 (which may be disposed on a circuit board (not shown) or otherwise positioned within housing 110), and a user interface (UI) 170.
  • Housing 110 supports the above-noted components of plume evacuation console 100 thereon or therein and further includes a plurality of exit vents 112 in communication with exhaust chamber 150 to enable the re-circulation of air evacuated into plume evacuation console 100, and filtered therein, back into the operating room or to another location, e.g., piped out of the operating room.
  • Inlet port 120 of plume evacuation console 100 enables connection of flexible tubing 240 of electrosurgical pencil 200 (see FIG. 1), or any other suitable component(s) defining a plume evacuation path from a surgical site to plume evacuation console 100.
  • Inlet port 120 fluidly communicates with filter assembly 130 such that a plume suctioned from flexible tubing 240 through inlet port 120 enters filter assembly 130.
  • Filter assembly 130 includes one or more filters that allow evacuated air of the plume to pass through the filter while trapping smoke particulate within the filter(s).
  • One or more of the filters of filter assembly 130, or portions of a filter of filter assembly 130, may alternatively or additionally be configured to remove contaminants, debris, gaseous byproducts, and/or odors from the evacuated plume.
  • Suction generator 140 is disposed downstream of filter assembly 130 and includes one or more blowers 142, e.g., fans, centrifugal compressors, or other suitable blowers, each driven by a motor 144, e.g., a brushless (DC) motor.
  • a motor 144 e.g., a brushless (DC) motor.
  • two (or more) blowers 142 are provided and arranged in series.
  • Controller 160 controls motors 144 which, in turn, controls blowers 142 to regulate the flow of the evacuated plume through plume evacuation console 100.
  • the one or more blowers 142 establish negative gauge pressure upstream of suction generator 140 to thereby generate suction to draw the plume from the surgical site, through electrosurgical pencil 200 (FIG. 1), into inlet port 120 and through filter assembly 130, and into blowers 142.
  • the filtered plume e.g., air
  • the exhaust chamber 150 continues to exhaust chamber 150 and, ultimately, back into the operating room through exit vents 112 of housing 110 or piped outside of the operating room.
  • the various components in the plume flow path may be connected to one another via any suitable conduit(s) and/or other fluid- tight components.
  • any suitable conduit(s) and/or other fluid- tight components For example, pipes, tubes, chambers, cavities, combinations thereof, any other any other suitable components may be utilized to define the various plume flow paths within plume evacuation console 100: flow path 146a between filter assembly 130 and first blower 142; flow path 146b between blowers 142 (e.g., between first and second blowers 142); flow path 146c from the last blower 142 to exhaust chamber 150; and flow path 146d from exhaust chamber 150 to exit vents 112.
  • a silencer 147 see FIG.
  • Silencer 147 defines at least a portion of flow path 146c and is disposed between the last blower 142 and exhaust chamber 150.
  • suction generator 140 further includes a bypass conduit 148, e.g., connected between flow path 146a and 146c, establishing a flow path from exhaust chamber 150 (which, in turn, is open to the external environment via flow path 146d and exit vents 112) to filter assembly 130 that bypasses blowers 142.
  • a bypass conduit 148 e.g., connected between flow path 146a and 146c, establishing a flow path from exhaust chamber 150 (which, in turn, is open to the external environment via flow path 146d and exit vents 112) to filter assembly 130 that bypasses blowers 142.
  • an open conduit may be connected along flow path 146a and open to the external environment, e.g., the operating room.
  • the one or more blowers 142 are still able to draw in air, thus inhibiting motor overheating and/or motor surge.
  • a passive valve e.g., a pressure-sensitive valve, or a controlled valve, e.g., a solenoid controlled by controller 160, may be provided along flow path 146a or the open conduit to inhibit drawing in air when there is no occlusion and/or minimal risk of motor overheating and/or motor surge.
  • exhaust chamber 150 enables the expansion and pressure equalization of the evacuated, filtered air as the evacuated, filtered air flows from exhaust chamber 150 through exit vents 112 and back into the operating room.
  • silencer 147 may form at least a portion of flow path 146c and, in aspects, silencer 147 (FIG. 3B) extends into and terminates within exhaust chamber 150 to deliver the evacuated, filtered air to exhaust chamber 150.
  • one or more sensors 180 such as, for example, pressure sensors, flow sensors, temperature sensors, and/or other suitable sensors may be disposed along the plume flow path of plume evacuation console 100.
  • one or more sensors 180 may be disposed at inlet port 120, on or within filter assembly 130, along flow path 146a, at or within suction generator 140 (e.g., at or within one or more of blowers 142 and/or motors 144), along flow path 146b, along flow path 146c, at or within exhaust chamber 150, along flow path 146d, and/or at exit vents 112.
  • sensors 180 may communicate with controller 160 to facilitate feedback-based control of plume evacuation console 100, to detect error conditions, to assess plume flow, and/or for other purposes. Additionally or alternatively, one or more sensors 180 may be disposed on or within housing 110 and/or separate from plume evacuation console 100 and configured to communicate with controller 160, e.g., via a wired or wireless connection.
  • Controller 160 of plume evacuation console 100 includes a processor 162 and a memory 164. Instructions stored in memory 164 may be executed by processor 162, which may include one or more digital signal processors (DSPs), general-purpose microprocessors, application-specific integrated circuits (ASICs), field programmable logic arrays (FPGAs), or other equivalent integrated or discrete logic circuitry. Accordingly, the term “processor” as used herein may refer to any of the foregoing structures or any other physical structure suitable for implementation of the techniques described in accordance with this disclosure. These techniques could be fully implemented in one or more circuits or logic elements. In aspects, these techniques may be implemented in hardware, software, firmware, or any combination thereof.
  • UI 170 of plume evacuation console 100 includes one or more displays 172 and one or more buttons 174.
  • the one or more displays 172 may include a graphical user interface (GUI) and/or other suitable display(s) for providing information to a user and, in aspects, enabling the input of information by the user.
  • Buttons 174 may include one or more virtual buttons, e.g., incorporated into a GUI, and/or physical buttons. Buttons 174 enable adjustment of settings, toggling of information, etc., as well as the input of information by the user.
  • Plume evacuation console 100 may further include or be connectable to a suitable power source.
  • the power source may include any one or more of a battery, a plurality of batteries, or a direct current high voltage power supply connected to an AC source (e.g., line voltage).
  • the power source may be a conventional AC wall outlet wherein plume evacuation console 100 includes a suitable cable and plug (not shown) for electrically coupling to the AC wall outlet. Plume evacuation console 100 may additionally or alternatively be plugged into a power source (not shown) on another system in the operating room such as a robotic system or an electrosurgical generator.
  • plume evacuation console 100 the components and features of plume evacuation console 100 are configured to reduce noise production and/or attenuate produced noise during operation. Further, and as also noted above, plume evacuation console 100 includes noise insulation configured for attenuating noise produced from plume flow through and operation of the various components of plume evacuation console 100.
  • plume evacuation console 100 may utilize, for motor(s) 144, a brushless motor(s) (e.g., brushless DC motor), may produce relatively less noise and vibration compared to a brushed motor or other motor configuration.
  • a brushless motor(s) e.g., brushless DC motor
  • flow paths 146a and 146b are substantially linear, thus avoiding changes in airflow direction, while flow path 146c is configured to maximize the distance between elbows 149a, 149b thereof. More specifically, with reference to FIG.
  • a first elbow 149a is disposed adjacent to suction generator 140 while a second elbow 149b is disposed adjacent to exhaust chamber 150.
  • flow paths 146a-146d are configured to reduce or eliminate sharp turns in the flow path, reduce or eliminate changes in flow direction (particularly abrupt changes), reduce or eliminate turbulence in the flow path, and/or reduce or eliminate variations in the rate of change of flow along flow paths 146a-146d. Ensuring a proper seal between filter assembly 130 and flow path 146a has also been found to reduce noise at air intake.
  • silencer 147 may be provided along at least a portion of flow path 146c to attenuate noise resulting from air flow along flow path 146c from suction generator 140 (FIG. 3 A) to exhaust chamber 150.
  • Materials and the masses, compositions, and/or densities thereof used for the components of plume evacuation console 100 are likewise selected so as to reduce noise generation and/or attenuate generated noise.
  • bypass conduit 148 or other suitable bypass (FIG. 4) also helps to reduce overworking of suction generator 140, e.g., surge and, thus, the resultant increase in noise associated therewith.
  • controller 160 may be configured to drive suction generator 140, e.g., to power motor(s) 144, at the minimum level required to effectively achieve the desired function.
  • controller 160 may control motors 144 to establish the minimum flow sufficient to capture of at least 90% (by volume) of a surgical plume generated at a surgical site. Accordingly, noise generation can be reduced (due to the fact that less noise is produced at lower power levels as compared to higher power levels) without compromising function.
  • the user may vary, e.g., increase, the power levels during use, if additional or alternative performance is required.
  • controller 160 may default to driving suction generator 140 at the minimum level required to effectively achieve the desired function, or while a “low noise” mode may be entered to drive suction generator 140 at the minimum level, the option remains with the user to modify the power levels as needed or desired.
  • FIG. 5 in conjunction with FIG. 4, with respect to noise insulation, it has been found that noise generated in a plume evacuation console originates for a plurality of different reasons, at a plurality of different locations, and at a plurality of different dominate frequencies.
  • Graph 500 illustrates test results of the average noise generation produced by five (5) prior art plume evacuation consoles of the same model at six different operational speeds (e.g., power levels).
  • the average results at each operational speed are plotted as noise (in dBA units) as a function of the dominate frequency of the noise.
  • the generated noise included noise generated from three different regions, e.g., Region 1, Region 2, and Region 3, of the plume evacuation consoles and that, for reach region, the dominate frequency, or dominate frequency range, was different. More specifically, with respect to Region 1 , where the dominate frequency was about 120 Hz, it was determined that the suction generator 140, e.g., blower(s) 142 and/or motor(s) 144, was the primary cause of this noise.
  • Region 2 where the dominant frequency was in a range of from about 120 Hz to about 630 Hz, it was determined that the several components, in addition to noise produced by turbulent airflow, contributed to this noise.
  • Region 3 where the dominant frequency was greater than about 630 Hz, although several components as well as noise produced by turbulent airflow contributed to this noise, it was determined that turbulent airflow, especially at higher speeds, or power levels, was a significant cause of the noise, while noise from the blower(s) 142 and/or motor(s) 144 was mostly obscured by the airflow noise.
  • a heat map 600 is provided in FIG. 6 evaluating the noise attenuation performance (in units of Acoustical Absorption Coefficients per ASTM El 050) of four (4) different materials at various different dominant frequencies, wherein Material 1 is a hydrophobic melamine foam, Material 2 is a low-density hydrophobic melamine foam, Material 3 is vertically-lapped synthetic fiber, and Material 4 is a melamine foam.
  • Another suitable material not listed in heat map 600 is non-skinned high-density polyurethane foam.
  • an insulation assembly 700 is provided for noise insulation of suction generator 140, including blower(s) 142, motor(s) 144, and flow path 146b.
  • Insulation assembly 700 may additionally insulate at least a portion of, or in aspects, substantially the entire, flow path 146a. Additionally or alternatively, insulation assembly 700 may insulate bypass conduit 148, if so provided. In aspects, insulation assembly 700 also insulates at least a portion of flow path 146c, e.g., at least a portion of silencer 147.
  • Insulation assembly 700 defines a box-in-a-box configuration including a housing 710 formed from first and second housing portions 712, 714, respectively.
  • Housing portions 712, 714 may each define about half of housing 710, or may define unequal portions of housing 710. In either configuration, housing portions 712, 714 cooperate to define housing 710. Housing portions 712, 714 may be maintained in cooperation with one another to define housing 710 via mechanical interfit engagement, mechanical retention via surrounding structure(s), adhesion, or in any other suitable manner. Further, although the interior of only housing portion 712 is shown, it is understood that the interior of housing portion 714 is a substantial mirror image of housing portion 712.
  • Each housing portion 712, 714 is formed from an inner material 716 and an outer material 718.
  • the outer material 718 may be the same material or a different material from inner material 716 and, in either configuration, may define the same or different thicknesses and/or other properties.
  • Inner material 716 of each housing portion 712, 714 defines a portion 720 of an entry opening, a portion 722 of an internal cavity, and a portion of an exit opening 724. Portions 720 of the entry opening cooperate to define the entry opening upon cooperation of housing portions 712, 714 to define housing 710.
  • the entry opening is shaped complementary to and configured to at least partially receive an outflow duct 132 of filter assembly 130 (FIGS. 1, 2, and 4) that is connected to flow path 146a.
  • Portions 724 of the exit opening cooperate to define the exit opening upon cooperation of housing portions 712, 714 to define housing 710.
  • the exit opening is shaped complementary to and configured to receive a portion of silencer 147 (and/or other portion of flow path 146c) to enable silencer 147 to extend from within housing 710 to the exterior thereof.
  • Housing portions 712, 714 may additionally include opening portions 730 configured to cooperate to define an opening adjacent each motor 144 to enable circulation of air to facilitate cooling motor(s) 144. More specifically, with additional reference to FIG. 7B, housing portions 712, 714 may cooperate to define a flow channel 732 between motors 144, thereby connecting the opening portions 730 (FIG. 7A) associated with each motor 144 to facilitate air flow for cooling, e.g., from one opening portion 730 (FIG. 7A), across a first motor 144, through flow channel 732, across the second motor 144, and out the other opening portion 730 (FIG. 7A).
  • portions 722 of the internal cavity defined by inner material 716 of housing portions 712, 714 are complementary to blower(s) 142, motor(s) 144, flow paths 146a, 146b, bypass conduit 148 and the portion of silencer 147 such that, upon cooperation of housing portions 712, 714 to define housing 710, the above-noted components are substantially surrounded by inner material 716.
  • Outer material 718 is disposed about, at least partially surrounding, inner material 716. In aspects, outer material 718 covers at least 60%, in aspects, at least 75%, and in other aspects, at least 90% of the external surface area of inner material 716. Aside from the entry and exit openings, and the motor cooling openings, housing 710 may be fully enclosed by the cooperation of housing portions 712, 714.
  • inner material 716 is a polyurethane foam, which may be a high-density and/or non-skinned such as, for example.
  • outer material 718 may be, for example, a vertically-lapped synthetic fiber material.
  • an insulation assembly 800 is provided for noise insulation of exhaust chamber 150.
  • Insulation assembly 800 may additionally insulate at least a portion of silencer 147 (or other portion of flow path 146c (FIG. 4)), e.g., the portion of silencer 147 extending into exhaust chamber 150.
  • Inner and outer materials 816, 818 may be adhered to, mechanically fastened to, or otherwise retained in position about the inner and outer surfaces of metal frame 152 in any suitable manner.
  • inner and outer materials 816, 818 are different from one another. More specifically, in aspects, inner and outer materials 816, 818 are configured to absorb different ranges of sound frequencies (including overlapping ranges or separate ranges).
  • the inner material 816 may be a relatively softer material while the outer material 818 is a relatively harder material, although the opposite is also contemplated.
  • At least one of the materials 816, 818 may be a foam; in aspects, both materials 816, 818 are foams, e.g., of different configuration.
  • inner and outer materials 816, 818 may be a melamine foam, for example.
  • outer material 818 may be a vertically-lapped synthetic fiber material, for example.
  • FIG. 9 illustrates an insulation configuration 900 including panels 910 insulating at least a portion of the interior of housing 110 of plume evacuation console 100.
  • Panels 910 may cover at least a portion of the bottom interior surface, top interior surface, side interior surfaces, from interior surface, and/or rear interior surface of housing 110, without limiting airflow or air circulation within plume evacuation console 100.
  • panels 910 each include at least one layer of foam material.
  • housing 110 may be formed from a metal such as, for example, aluminum or carbon steel. The thickness of housing 110 may be, in aspects, at least 2.0 mm.
  • Panels 910 may be formed from one or more layers of the same or different material, wherein one or more layers, in multi-layer configurations, are flush with one another and/or spaced from one another. More specifically, with reference to FIGS. 10 A- 10C, and initially to FIG. 10A, in aspects, panels 910 are formed from first and second layers 912a, 912b disposed in abutment with one another, wherein the first and second layers are similar or different materials. Referring to FIG.
  • panels 910 are formed from first, second, and third layers 914a, 914b, 914c, wherein second or middle layer 914b is different from the inner (first) and outer (third) layers 914a, 914c, which themselves may be similar or different.
  • first layers 916a and/or one or more third layers 916c may be separated from one or more second, or intermediate layers 916b by an air gap 918.
  • mechanical supports 919 e.g., metal frames, may be provided to maintain the air gaps 918 between the first and second layers 916a, 916b and between the second and third layers 916b, 916c.
  • one or more of the layers forming panels 910 may be formed from a foam material, a quilt material, and/or a gypsum-based board material.
  • the inner and outer layers of panels 910 may be formed from gypsum-based board materials, while the intermediate layers are formed from a quilt material.
  • the inner and outer layers of panels 910 may be formed from foam materials while the intermediate layers are formed from metal.
  • Other suitable materials and/or combinations of materials are also contemplated.
  • the plume evacuation consoles and systems provided in accordance with this disclosure may be utilized in any type of surgical procedure including, for example, open surgical procedures, laparoscopic surgical procedures, robotic surgical procedures, robotic-assisted surgical procedures, etc. While the particular surgical instrument(s) and connections thereto may vary depending upon the type of surgical procedure, the aspects and features of the plume evacuation consoles and systems detailed hereinabove remain applicable to each type of procedure and/or each different surgical instrument configured for use therewith energy devices.
  • FIG. 12 a robotic surgical system 1000 configured for use in accordance with this disclosure is shown. Aspects and features of robotic surgical system 1000 not germane to the understanding of this disclosure are omitted to avoid obscuring the aspects and features of this disclosure in unnecessary detail.
  • Robotic surgical system 1000 generally includes a plurality of robot arms 1002, 1003; a control device 1004; and an operating console 1005 coupled with control device 1004.
  • Operating console 1005 may include a display device 1006, which may be set up in particular to display three-dimensional images; and manual input devices 1007, 1008, by means of which a clinician, e.g., a surgeon, may be able to telemanipulate robot arms 1002, 1003 in a first operating mode.
  • Robotic surgical system 1000 may be configured for use on a patient 1013 lying on a patient table 1012 to be treated in a minimally invasive manner.
  • robotic surgical system 1000 which is mounted on the robot arm 1002, 1003, disposed on a surgical cart (not shown) associated with robotic surgical system 1000, or otherwise positioned as part of or separate from robotic surgical system 1000 to provide any of the above-detailed plume evacuation functionality for use with robotic surgical system 1000.
  • Robot arms 1002, 1003 may be driven by electric drives, e.g., motors, connected to control device 1004.
  • the motors may be rotational drive motors configured to provide rotational inputs to accomplish a desired task or tasks.
  • Control device 1004, e.g., a computer may be configured to activate the motors, in particular by means of a computer program, in such a way that robot arms 1002, 1003, and, thus, their mounted surgical tools “ST” execute a desired movement and/or function according to a corresponding input from manual input devices 1007, 1008, respectively.
  • Control device 1004 may also be configured in such a way that it regulates the movement of robot arms 1002, 1003 and/or of the motors.
  • Control device 1004 may control one or more of the motors based on rotation, e.g., controlling to rotational position using a rotational position encoder (or Hall effect sensors or other suitable rotational position detectors) associated with the motor to determine a degree of rotation output from the motor and, thus, the degree of rotational input provided.
  • control device 1004 may control one or more of the motors based on torque, current, or in any other suitable manner.
  • a surgical plume evacuation console comprising: an inlet port; a filter assembly; a suction generator configured to generate a flow of an evacuated surgical plume along an evacuation flow path; an exhaust assembly, wherein at least a portion of the evacuation flow path is defined from the inlet port, through the filter assembly, through the suction generator, and through the exhaust assembly; a first insulation assembly configured to attenuate noise, the first insulation assembly insulating at least a portion of the suction generator; and a second insulation assembly configured to attenuate noise, the second insulation assembly insulating at least a portion of the exhaust assembly.
  • suction generator includes at least two motors.
  • suction generator includes at least two blowers arranged in series.

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Abstract

Une console d'évacuation de fumées chirurgicales comprend un orifice d'admission, un ensemble filtre, un générateur d'aspiration configuré pour générer un flux d'une fumée évacuée le long d'un trajet de flux d'évacuation, un ensemble d'échappement, et des premier et second ensembles d'isolation configurés pour atténuer le bruit. Au moins une partie du trajet de flux d'évacuation est définie à partir de l'orifice d'admission, à travers l'ensemble filtre, à travers le générateur d'aspiration, et à travers l'ensemble d'échappement. Le premier ensemble d'isolation isole au moins une partie du générateur d'aspiration et le second ensemble d'isolation isole au moins une partie de l'ensemble d'échappement.
PCT/IB2025/054523 2024-05-03 2025-04-30 Consoles d'évacuation de fumées chirurgicales comprenant une isolation de bruit Pending WO2025229567A1 (fr)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810269A (en) * 1988-04-27 1989-03-07 Stackhouse Associates, Inc. Point one micron filtering system
US20100049152A1 (en) * 2005-12-14 2010-02-25 Stryker Corporation Medical/surgical waste collection and disposal system including a rover and a docker, the docker having features facilitating the alignment of the docker with the rover
US20180200463A1 (en) * 2016-01-26 2018-07-19 Bmc Medical Co., Ltd. Respirator and Method for processing the respirator, Control System, Program and Readable Codes
US20190001029A1 (en) * 2015-12-24 2019-01-03 Stryker Corporation Waste Collection Unit
US20190159830A1 (en) * 2017-11-29 2019-05-30 Megadyne Medical Products, Inc. Smoke evacuation device
US20230355861A1 (en) * 2014-12-22 2023-11-09 Smith & Nephew Plc Negative pressure wound therapy apparatus and methods

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810269A (en) * 1988-04-27 1989-03-07 Stackhouse Associates, Inc. Point one micron filtering system
US20100049152A1 (en) * 2005-12-14 2010-02-25 Stryker Corporation Medical/surgical waste collection and disposal system including a rover and a docker, the docker having features facilitating the alignment of the docker with the rover
US20230355861A1 (en) * 2014-12-22 2023-11-09 Smith & Nephew Plc Negative pressure wound therapy apparatus and methods
US20190001029A1 (en) * 2015-12-24 2019-01-03 Stryker Corporation Waste Collection Unit
US20180200463A1 (en) * 2016-01-26 2018-07-19 Bmc Medical Co., Ltd. Respirator and Method for processing the respirator, Control System, Program and Readable Codes
US20190159830A1 (en) * 2017-11-29 2019-05-30 Megadyne Medical Products, Inc. Smoke evacuation device

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