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WO2018145186A1 - Instrument à fibres optiques et embout interchangeable pour celui-ci (et variantes) - Google Patents

Instrument à fibres optiques et embout interchangeable pour celui-ci (et variantes) Download PDF

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Publication number
WO2018145186A1
WO2018145186A1 PCT/BY2017/000023 BY2017000023W WO2018145186A1 WO 2018145186 A1 WO2018145186 A1 WO 2018145186A1 BY 2017000023 W BY2017000023 W BY 2017000023W WO 2018145186 A1 WO2018145186 A1 WO 2018145186A1
Authority
WO
WIPO (PCT)
Prior art keywords
cylinder
sleeve
conical
tip
fiber
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.)
Ceased
Application number
PCT/BY2017/000023
Other languages
English (en)
Russian (ru)
Inventor
Юрий Юрьевич ПОЛУМИСКОВ
Юрий Леонидович ЗМУШКО
Александр Николаевич НАЗАРОВ
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE212017000295.6U priority Critical patent/DE212017000295U1/de
Publication of WO2018145186A1 publication Critical patent/WO2018145186A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • A61B18/22—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 the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces 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
    • A61B18/18—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
    • A61B2018/2005—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 with beam delivery through an interstitially insertable device, e.g. needle
    • 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
    • A61B18/22—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 the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B2018/225—Features of hand-pieces

Definitions

  • the utility model relates to medical equipment, namely to devices and devices for conducting minimally invasive laser surgical operations in various fields of surgery, and can be used, for example, in proctology, otorhinolaryngology, general surgery and other fields.
  • Known fiber-optic tool [1] containing a replaceable nozzle, including a smooth cylindrical flask and an output fiber, the locking mechanism, represented by a collet with one clamping area and a cylindrical nut, a standardized optical connector, the main fiber.
  • the locking mechanism is represented by a collet with one clamping zone and a cylindrical nut.
  • Fastening the interchangeable nozzles in the fixing mechanism is as follows: the interchangeable nozzle is inserted into the collet until the ends of the output and main optical fibers contact, and then it is fixed by tightening the cylindrical nut on the collet until it stops.
  • Optical communication between the output and trunk fibers is realized through direct contact of the ends of the output and trunk fibers.
  • the disadvantages of this device are: the lack of the ability to quickly replace nozzles; the possibility of thermal damage to the optical fibers due to contamination of the direct contact of the ends of the output and main optical fibers; the possibility of mechanical damage to the optical fibers during manipulations with interchangeable nozzles; the possibility of contamination of the inner surface of the cylindrical nut due to the presence of a gap between the output light guide and the cylindrical nut; the possibility of contamination of the inner cavity of the collet due to the penetration of unwanted particles through collet slits; the absence of a housing caused by a feature of the locking mechanism, which consists in the need for access to the locking mechanism in order to tighten the cylindrical nut; the possibility of non-observance of the distance between the ends of the output and main optical fibers specified when the replaceable nozzle is inserted into the collet while tightening the cylindrical nut on the collet until it stops, because it is necessary to perform three simultaneous manipulations with the tool: hold the locking mechanism, hold the interchangeable nozzle and tighten the cylindrical nut with
  • the closest to both the claimed tool and the declared interchangeable tips are the devices described in the patent of Ecuador for utility model N ° 10364 [2].
  • the known device is a fiber-optic instrument with interchangeable nozzles, containing a main fiber, a standardized optical connector, a housing with a lens and a replaceable nozzle, including a sleeve and an output fiber, a locking mechanism.
  • the replaceable nozzle is equipped with a sealing element located in the annular groove of the sleeve of the replaceable nozzle;
  • the replaceable nozzle sleeve comprises a centering cylindrical surface, a support flat surface, an expansion conical surface, a support conical surface and a fixing hexagonal surface, wherein the angle of the expansion conical surface is smaller than the angle of the support conical surface;
  • the fixing mechanism comprises a cylindrical spring, represented by an elastic metal tape twisted into a ring with two longitudinal grooves for balls, the width of which is less than the diameter of the balls, balls, a centering cylindrical hole, a support flat surface, holes for balls having conical narrowing at the exit to the internal cavity of the mechanism fixing due to which the diameter of the holes in exit points are smaller than the diameter of the balls, and the fixing hole is of rectangular cross section .
  • a disadvantage of known products is that they are non-standard specialized products of complex design. In addition to TC, known products are incompatible with standard medical devices. instrument for subcutaneous or intravenous or intracorporeal, manipulation.
  • the objective of this utility model is to create simple; fiber optic instrument and simple standardized; interchangeable tip for it, convenient from the point of view of observing sterility conditions, preferably compatible with a standard medical instrument for subcutaneous or intravenous or intracorporeal manipulations.
  • the task in the fiber-optic instrument consisting of a trunk fiber; a housing with a lens containing a first optical connector for connecting a trunk fiber and a second optical connector for connecting a replaceable tip; a replaceable tip containing a sleeve with a connector and an output fiber fixed in the sleeve along its axis, is solved due to the fact that the second optical connector is made with a conical protrusion with a through cylindrical hole in its longitudinal axis, and the sleeve of the replaceable tip is made with a longitudinal conical hole for installation on the conical protrusion of the second connector.
  • the replaceable tip sleeve is made in the form of a first cylinder and is provided with a second cylinder, connected by a base to the first cylinder, made hollow and having a conical protrusion with a through cylindrical hole coaxial with the conical hole of the first cylinder, for securing the output fiber therein.
  • the second cylinder of the sleeve is made thread, while the end face of the first cylinder of the sleeve is provided with a flange, the outer diameter of which is equal to the inner diameter of the second cylinder, and the outer surface of the flange is made with a thread.
  • the replaceable tip sleeve is in the form of a standard Luer Conical Lock type connector.
  • a hollow cylinder can be mounted on the inner surface of the walls of which a thread is made.
  • the first optical connector can be made in the form of a standard SMA 905 connector.
  • the instrument may be further provided with a standard medical instrument for subcutaneous or intravenous or intracorporeal manipulations mounted on a replaceable tip so that a portion of the output fiber is located in the inner channel of said standard medical instrument.
  • the indicated standard medical instrument may be a disposable needle, cannula, catheter or other instrument having a channel with a Luer Conical Lock type connector.
  • the replaceable tip sleeve is made in the form of a first cylinder and is provided with a second cylinder, connected by a base to the first cylinder, made hollow and having a conical protrusion with a through cylindrical hole coaxial with the conical hole of the first cylinder, for securing the output fiber therein.
  • a thread is made on the inner surface of the walls of the second sleeve cylinder, wherein the end of the first sleeve cylinder is provided with a flange, the outer diameter of which is equal to the inner diameter of the second cylinder, and the outer surface of the flange is threaded
  • the sleeve is in the form of a standard Luer Conical Lock type connector.
  • a replaceable tip for a fiber-optic instrument including a sleeve and an output optical fiber with an optical connector, fixed in the sleeve along its axis, is solved due to the fact that the replaceable tip sleeve consists of a first cylinder with a longitudinal conical hole.
  • the sleeve of the interchangeable tip is provided with a second cylinder, connected by a base to the first cylinder, made hollow and having a conical protrusion with a through cylindrical hole coaxial with the conical hole of the first cylinder, for securing the output fiber therein.
  • the section of the output fiber is located in the internal channel of the medical instrument for subcutaneous or intravenous or intracorporeal manipulations, which has a channel with a standard Luer Conical Lock type connector and is installed so that the longitudinal conical hole of the specified Luer Conical Lock type standard connector of the specified medical instrument the specified second cylinder.
  • the inner surface of the walls of the second cylinder of the sleeve is threaded, while the end face of the first cylinder of the sleeve is provided with a flange, the outer diameter of which is equal to the inner diameter of the second cylinder, and the outer side surface of the flange is threaded.
  • the sleeve is in the form of a standard Luer Conical Lock type connectors.
  • the indicated standard medical instrument may be either a disposable needle, or cannula, or catheter, or other medical instrument having a Luer Conical Lock type connector.
  • Figure 1 shows a General view of a fiber optic tool assembly
  • Figure 2 shows a General view of the first variant of the replaceable tip
  • Fig. 3 shows a fiber optic tool in section (in transport position);
  • Figure 4 shows a first sectional view of a replaceable tip (enlarged)
  • Figure 5 shows a General view of the second variant of the interchangeable tip.
  • the claimed fiber-optic instrument contains a trunk fiber 1, a housing 2 with a lens 3 and a replaceable tip 4.
  • the housing 2 is equipped with a first optical connector 5 for connecting the trunk fiber 1, made in this example as a standard SMA 905 connector, and a second optical connector 6 for connecting a removable tip 4 made with a conical protrusion 7 with a through cylindrical hole 8 along its longitudinal axis. Outside of the conical protrusion 7, a hollow cylinder 9 is fixed, on the inner surface of the walls of which a thread is made.
  • the interchangeable tip 4 includes a sleeve 10 and an output light guide 1 1 fixed in the sleeve 10 along its axis.
  • the sleeve 10 of the interchangeable tip 4 in this example, is made in the form of a standard Luer Conical Lock type connector and consists of a first cylinder 12 with a longitudinal conical hole 13 for installation on a conical
  • the protrusion 7 and the second cylinder 14 connected by the base 15 with the first cylinder 12, made hollow and having a conical protrusion 16 with a through cylindrical hole 17, coaxial with the conical hole 13 of the first cylinder 12, to secure the output fiber 1 1 in it so that the ends of the output the optical fiber 1 1 was located outside the longitudinal conical hole 13 of the first cylinder 12 and the walls of the second cylinder 14.
  • the inner surface of the walls of the second cylinder 14 is threaded.
  • the end face of the first cylinder 12 is provided with a flange 18, the outer diameter of which is equal to the inner diameter of the second cylinder 14, and the outer surface of the flange 18 is threaded.
  • the inventive interchangeable tip 4 is additionally equipped with a standard medical instrument for subcutaneous or intravenous or intracorporeal manipulations, in this example, a standard disposable needle 21, mounted so that the section of the output fiber 1 1 is located in the inner channel of the specified needle 21.
  • the connector Luer Conical Lock type, holding the needle 21, consists of a first cylinder 22 with a longitudinal conical hole 23 mounted on a conical protrusion 16 of the sleeve 10.
  • the end face of the first cylinder 22 is provided with n flange 24, the outer diameter of which is equal to the inner diameter of the second cylinder 14 of the sleeve 10, is fixed in the specified second cylinder 14 of the sleeve 10 by means of a thread on the side surface of the flange 24.
  • the claimed tool is used as follows:
  • the claimed tool is transferred from the transport position to the working one. Remove the plugs 19 and 20.
  • the main fiber 1, which serves to transmit laser radiation from the laser unit generation unit (not shown in the drawings), is connected to the first optical connector 5.
  • a disposable sterile interchangeable tip 4 designed to apply laser radiation to tissues and organs of a person within the surgical field, is connected to the second optical connector 6 via a sleeve 10, made in this example as a standard Luer Conical Lock type connector.
  • the claimed fiber optic device is ready for use.
  • Disposable flexible interchangeable tips are made according to the first embodiment, as described above and shown in FIG. 2 and 4.
  • the composition of the hard interchangeable tips includes medical instruments and devices (needles, cannulas, catheters or other instruments having a channel with a Luer Conical Lock type connector) required in accordance with the methodology of the manipulation.
  • Case 2 is designed to perform the functions of a manual holder. In the case 2 there are no cavities and channels into which biological fluids, i.e. It complies with sterility requirements.
  • a laser medical device (not shown in the drawings), radiation is supplied to the output optical connector. Next, the radiation enters the trunk fiber 1, the lens 3 and the interchangeable tip 4, connected in series to the laser device, and thus is delivered to the surgical field.
  • the area of influence of the invisible main laser radiation at the output of the interchangeable tip 4 can be highlighted by the visible radiation of the pilot laser, which is part of the laser radiation source.
  • the shape and size of the spot of the pilot laser in the exposure zone are fully consistent with the shape and size of the main invisible eye laser radiation. This allows you to control the location and size of the area affected by the main laser radiation and to avoid unwanted damage to surrounding tissues.
  • the replaceable tip and (in the second embodiment) the medical instrument are disposed of.

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Otolaryngology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Laser Surgery Devices (AREA)

Abstract

Le groupe d'inventions concerne des équipements médicaux et notamment des dispositifs pour effectuer des opérations chirurgicales peu invasives au laser. Pour obtenir une simplification de la conception d'un instrument à fibre optique et de son embout interchangeable l'instrument comprend un guide de lumière principal, un corps avec un objectif, un embout interchangeable, deux prises optiques pour la connexion au guide de lumière principal et à l'embout, respectivement. L'embout interchangeable comprend un manchon à orifice conique dans le sens de la longueur qui est destiné à être monté sur la saillie conique de la deuxième prise avec un trou débouchant cylindrique, ainsi qu'un guide d'ondes fixé dans le manchon le long de son axe.
PCT/BY2017/000023 2017-02-10 2017-12-28 Instrument à fibres optiques et embout interchangeable pour celui-ci (et variantes) Ceased WO2018145186A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE212017000295.6U DE212017000295U1 (de) 2017-02-10 2017-12-28 Faseroptisches Werkzeug und dazugehöriger auswechselbarer Aufsatz (Varianten)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BYU20170044 2017-02-10
BY20170044 2017-02-10

Publications (1)

Publication Number Publication Date
WO2018145186A1 true WO2018145186A1 (fr) 2018-08-16

Family

ID=61974904

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BY2017/000023 Ceased WO2018145186A1 (fr) 2017-02-10 2017-12-28 Instrument à fibres optiques et embout interchangeable pour celui-ci (et variantes)

Country Status (3)

Country Link
DE (1) DE212017000295U1 (fr)
RU (1) RU178750U1 (fr)
WO (1) WO2018145186A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111772789A (zh) * 2019-04-04 2020-10-16 奥斯奥鹏河北医疗器械销售有限公司 一种手术刀

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1443817A3 (ru) * 1984-07-17 1988-12-07 Аб Стратос (Фирма) Способ установки волоконного световода в наконечнике
SU1735791A1 (ru) * 1990-01-17 1992-05-23 Харьковский Институт Радиоэлектроники Им.Акад.М.К.Янгеля Волоконно-оптический наконечник
RU2529629C1 (ru) * 2013-08-28 2014-09-27 Федеральное государственное бюджетное учреждение "Научно-исследовательский институт нейрохирургии имени академика Н.Н. Бурденко" Российской академии медицинских наук (ФГБУ "НИИ НХ" РАМН) Устройство для биопсии паренхиматозных органов с одновременным спектроскопическим контролем

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Publication number Priority date Publication date Assignee Title
US8403858B2 (en) * 2006-10-12 2013-03-26 Perceptive Navigation Llc Image guided catheters and methods of use
RU2392018C1 (ru) * 2008-11-26 2010-06-20 Федеральное государственное унитарное предприятие "Федеральный научно-производственный центр "Прибор" Лазерное медицинское устройство
RU2528655C1 (ru) * 2013-05-22 2014-09-20 Общество с ограниченной ответственностью "Научно-производственное предприятие Волоконно-Оптического и Лазерного Оборудования" Волоконно-оптический инструмент с изогнутой дистальной рабочей частью
US20150141768A1 (en) * 2013-10-24 2015-05-21 The University Of Akron Smart Fiber-Optic Sensor System and Method for Optical Spectroscopy in Robotic Surgical Systems
RU172817U1 (ru) * 2017-04-27 2017-07-25 Эрнест Арамович Базикян Лазерная роботизированная медицинская установка

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1443817A3 (ru) * 1984-07-17 1988-12-07 Аб Стратос (Фирма) Способ установки волоконного световода в наконечнике
SU1735791A1 (ru) * 1990-01-17 1992-05-23 Харьковский Институт Радиоэлектроники Им.Акад.М.К.Янгеля Волоконно-оптический наконечник
RU2529629C1 (ru) * 2013-08-28 2014-09-27 Федеральное государственное бюджетное учреждение "Научно-исследовательский институт нейрохирургии имени академика Н.Н. Бурденко" Российской академии медицинских наук (ФГБУ "НИИ НХ" РАМН) Устройство для биопсии паренхиматозных органов с одновременным спектроскопическим контролем

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111772789A (zh) * 2019-04-04 2020-10-16 奥斯奥鹏河北医疗器械销售有限公司 一种手术刀
CN111772789B (zh) * 2019-04-04 2024-03-29 奥斯奥鹏河北医疗器械销售有限公司 一种手术刀

Also Published As

Publication number Publication date
RU178750U1 (ru) 2018-04-18
DE212017000295U1 (de) 2019-09-12

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