CN119632602A - A neurosurgery clinical tumor specimen collection device - Google Patents
A neurosurgery clinical tumor specimen collection device Download PDFInfo
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- CN119632602A CN119632602A CN202411909872.XA CN202411909872A CN119632602A CN 119632602 A CN119632602 A CN 119632602A CN 202411909872 A CN202411909872 A CN 202411909872A CN 119632602 A CN119632602 A CN 119632602A
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Abstract
The invention discloses a neurosurgery clinical tumor specimen taking device, which relates to the technical field of medical instruments and comprises a cavity mirror mounting piece, wherein a pneumatic pushing piece is arranged on the cavity mirror mounting piece and used for pneumatic expansion, an expansion positioning piece is arranged on the cavity mirror mounting piece and used for expansion positioning, the expansion positioning piece is connected to the pneumatic pushing piece, a telescopic pulling piece is arranged on the cavity mirror mounting piece and used for expansion positioning at the front end of the cavity mirror mounting piece, and an anti-interference swinging piece is arranged on the cavity mirror mounting piece.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a neurosurgery clinical tumor specimen taking device.
Background
In the clinical diagnosis and treatment work of the actual neurosurgery, in order to ensure that the judgment of the tumor property is accurate, the detection work after the sample sampling is required, when the deeper tumor is sampled, the endoscopic auxiliary sampling is a common sampling mode, for the ventricle system or the tumor adjacent to the ventricle, a doctor usually adopts an endoscopic technology to carry out biopsy, the accurate sampling can be carried out under the assistance of a visual probe, the damage to surrounding brain tissues is reduced, the neurosurgery relates to the diagnosis and treatment of the nervous system of the brain, the sampling safety is required to be ensured, the current clinical tumor sample sampling device of the neurosurgery mainly depends on the hand operation of the doctor through the operation of the endoscope, the operation accuracy is limited, the visual prompt of the sampling feeding pressure is inconvenient, nerves are easily damaged due to the excessive feeding pressure, even local bleeding is caused, meanwhile, the operation field is not good when the cerebrospinal fluid patient is sampled, the control is inconvenient, the traditional drainage mode is a direct flushing mode is easy to cause the leakage pollution of cerebrospinal fluid pollutant, the cerebrospinal fluid reflux is easy to cause hidden dangers such as infection at the sampling position, the cerebrospinal fluid is not convenient to gradually discharge cerebrospinal fluid, the cerebrospinal fluid is easy to cause the cerebrospinal fluid discharge to be too fast, and the intracranial pressure syndrome is caused.
For this reason, we propose a neurosurgical clinical tumor specimen retrieval device.
Disclosure of Invention
The invention aims to provide a neurosurgery clinical tumor specimen taking device, which solves the problems that the current neurosurgery clinical tumor specimen taking device provided in the background art is inconvenient to carry out visual prompt of sampling feeding pressure, has poor operation field, is easy to cause sampling position infection and the like.
The technical scheme is that the neurosurgery clinical tumor specimen taking device comprises a cavity mirror mounting piece, wherein a pneumatic pushing piece is mounted on the cavity mirror mounting piece and used for pneumatic expansion, an expansion positioning piece is mounted on the cavity mirror mounting piece and used for expansion positioning, the expansion positioning piece is connected to the pneumatic pushing piece, a telescopic pulling piece is mounted on the cavity mirror mounting piece and used for expansion positioning at the front end of the cavity mirror mounting piece, an anti-interference swinging piece is mounted on the cavity mirror mounting piece, the telescopic pulling piece penetrates through the anti-interference swinging piece, an extrusion detecting piece is mounted on the telescopic pulling piece and used for prompting brain to be compressed, the cavity mirror mounting piece comprises a cavity mirror main body, a pulling spring groove and a working channel, a water spraying port and a probe are formed in the cavity mirror main body, the working channel is used for passing through a sampling clamp, and the pulling spring groove is formed in the cavity mirror main body.
The anti-interference swinging piece further comprises a torsion spring, a torsion spring and magnet pieces, wherein the torsion spring is fixedly arranged at the tail of the swinging and swinging block, the torsion spring is sleeved at the tail of the swinging and swinging block, the end part of the torsion spring is connected to the swinging ring, the other end of the torsion spring is fixedly arranged on the torsion spring, the magnet pieces are respectively and fixedly arranged at two sides of the swinging and swinging block, and the two magnet pieces are respectively aligned with the two electromagnets.
The expansion positioning piece comprises an expansion positioning cylinder, a positioning film sleeve and a positioning inflation tube, wherein the expansion positioning cylinder is sleeved on a endoscope main body in a sliding mode, the endoscope main body is in sealing fit with the expansion positioning cylinder, the other end of a reset tension spring is fixedly arranged on the side face of the expansion positioning cylinder, the side face of a telescopic corrugated pipe is fixedly fit with the expansion positioning cylinder, the positioning film sleeve is fixedly sleeved outside the expansion positioning cylinder and used for expansion positioning, the positioning film sleeve is fixedly connected with the positioning inflation tube in a pipe joint mode, the positioning inflation tube penetrates through a working channel, an air pump is externally connected to the positioning inflation tube, and the positioning film sleeve is of a flexible film structure.
Preferably, the endoscope mounting piece further comprises an electromagnet, wherein two electromagnets are fixedly arranged at the front end of the endoscope main body, and the two electromagnets are respectively externally connected with a power supply.
The extrusion detection piece further comprises an alarm switch and a prompt lamp, wherein the alarm switch is fixedly arranged in the air pressure tube, the alarm switch is positioned on the inner side of the mistaken touch prevention spring, the alarm switch pair Ji Qiya is a piston, the prompt lamp is fixedly arranged on the air pressure tube, the alarm switch is electrically connected with the prompt lamp, and the prompt lamp is used for prompting pressure abnormality.
The pneumatic propulsion piece comprises a pneumatic propulsion ring, a telescopic corrugated pipe, a reset tension spring and an air duct, wherein the pneumatic propulsion ring is fixedly sleeved on the endoscope main body, the telescopic corrugated pipe is fixedly installed on the pneumatic propulsion ring and is positioned outside the endoscope main body, the reset tension spring is sleeved inside the telescopic corrugated pipe, the air duct is fixedly installed on the telescopic corrugated pipe, the air duct is externally connected with an air pump, the air duct is used for inflating the inside of the telescopic corrugated pipe, and the end part of the reset tension spring is connected to the pneumatic propulsion ring.
The extrusion detection piece comprises a connecting air pipe, a three-way valve, a detection pipe and a supporting air receiving pipe, wherein the connecting air pipe is fixedly arranged at the end part of the telescopic pipe, the connecting air pipe is fixedly connected with the three-way valve, the detection pipe is arranged on the three-way valve, the supporting air receiving pipe is arranged on the three-way valve, and the supporting air receiving pipe is externally connected with an air pump.
The telescopic traction piece comprises a telescopic pipe, a working expansion ball, an inner support sponge, a limit ring and a spring, wherein the telescopic pipe penetrates through a traction spring groove in a sliding mode, the working expansion ball is fixedly arranged at the end portion of the telescopic pipe and is used for expanding and attaching to a sampling cavity, the inner support sponge is fixedly arranged in the working expansion ball, the telescopic pipe is communicated with the working expansion ball, the limit ring is fixedly arranged on the telescopic pipe and is sleeved in the traction spring groove in a sliding mode, the spring is sleeved in the traction spring groove in a sleeved mode, the end portion of the spring is connected to the limit ring, and the telescopic pipe is used for pulling the working expansion ball to move.
Compared with the prior art, the invention has the beneficial effects that:
The invention adopts the expansion positioning piece to realize pneumatic control mobile feeding, can ensure the stability of the structure when being placed in the brain to carry out sampling work, avoid the problems of nerve stabbing, even bleeding caused by shaking of a manual operation hand and the like, can ensure the sampling safety, and simultaneously adopts the flexible positioning mode of the expansion positioning piece, can prevent the brain wall from being damaged, ensure the safety, has simple control, can freely control the feeding amount according to the requirement, and can slowly push through air pressure to ensure the safety.
Adopt the work inflation ball of expandable, can realize increasing the leakproofness to the sampling channel, can be convenient for the doctor through the cerebrospinal fluid drainage that the chamber mirror main part sampling channel probably exists, the cerebrospinal fluid of work inflation ball front side can be kept apart, adopts closed drainage mode can realize slow drainage, avoids the cerebrospinal fluid to draw out fast and causes brain pressure to reduce fast, causes the problem of low intracranial pressure syndrome, reduces the cerebrospinal fluid pollution and infects the risk of brain, and work inflation ball also can be convenient for expand and support between controlling the brain, increases the operation field of doctor's operation, improves operation quality.
The anti-interference swinging piece is adopted, the swinging rotating block can be shifted by utilizing the electromagnetic, the swinging switching position of the telescopic pipe is controlled, the telescopic pipe is prevented from interfering sampling work of the sampling pliers in the working channel, the sampling comprehensiveness of the structure can be improved, the cavity operation field can be ensured, and the position of the tumor blocked by the telescopic pipe can be avoided.
Adopt the extrusion detection spare can pass through the mode of pressure detection, further improve the security of this structure when actual sample operation, can cooperate the work inflation ball, if pressure is too big can in time indicate, can avoid extrusion damage brain, this structure detects accurately, can promote operation quality, has avoided relying on the mode misjudgement rate higher problem of doctor's hand impression.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a neurosurgical clinical tumor specimen retrieval device according to the present invention;
FIG. 2 is a schematic diagram of the tail structure of a neurosurgical clinical tumor specimen retrieval device according to the present invention;
FIG. 3 is a cross-sectional view of the internal structure of a neurosurgical clinical tumor specimen retrieval device of the present invention;
FIG. 4 is an enlarged view of the structure of area B of FIG. 1 in accordance with the present invention;
FIG. 5 is a schematic view of the pneumatic propulsion unit of the present invention;
FIG. 6 is a schematic view of an expansion retainer according to the present invention;
FIG. 7 is an enlarged view of the structure of the area E in FIG. 3 according to the present invention;
FIG. 8 is a schematic view of the telescopic pulling member of the present invention;
FIG. 9 is an enlarged view of the structure of area D of FIG. 8 in accordance with the present invention;
FIG. 10 is an enlarged view of the structure of area F in FIG. 3 in accordance with the present invention;
FIG. 11 is a schematic view of the structure of the extrusion inspection part of the present invention;
Fig. 12 is an enlarged view of the structure of the G area in fig. 3 according to the present invention.
In the figure, 1, a endoscope mounting part, 101, a endoscope main body, 1011, a traction spring groove, 1012, a working channel, 102, an electromagnet, 2, a pneumatic pushing part, 201, a pneumatic pushing ring, 202, a telescopic corrugated pipe, 203, a reset tension spring, 204, an air duct, 3, an expansion positioning part, 301, an expansion positioning cylinder, 302, a positioning film sleeve, 303, a positioning air duct, 4, a telescopic traction part, 401, a telescopic pipe, 4011, a working expansion ball, 4012, an internal support sponge, 402, a limit ring, 403, a spring, 5, an anti-interference swinging part, 501, a swinging rotating block, 5011, a rotating ring, 502, a torsion spring sheet, 503, a torsion spring, 504, a magnet sheet, 6, an extrusion detecting part, 601, a connecting air duct, 602, a three-way valve, 603, a detecting pipe, 604, an air duct, 605, an air duct, 606, an air pressure piston, 6061, an anti-false contact spring, 607, an alarm switch, 608 and a prompting lamp.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
First, please refer to fig. 1-12:
The invention provides a technical scheme that a neurosurgery clinical tumor specimen taking device comprises a cavity mirror mounting piece 1, wherein a pneumatic pushing piece 2 is mounted on the cavity mirror mounting piece 1, the pneumatic pushing piece 2 is used for pneumatic expansion, an expansion positioning piece 3 is mounted on the cavity mirror mounting piece 1, the expansion positioning piece 3 is used for expansion positioning, the expansion positioning piece 3 is connected to the pneumatic pushing piece 2, a telescopic pulling piece 4 is mounted on the cavity mirror mounting piece 1, the telescopic pulling piece 4 is used for expansion positioning at the front end of the cavity mirror mounting piece 1, an anti-interference swinging piece 5 is mounted on the cavity mirror mounting piece 1, the telescopic pulling piece 4 penetrates through the anti-interference swinging piece 5, an extrusion detection piece 6 is mounted on the telescopic pulling piece 4, the extrusion detection piece 6 is used for prompting brain compression, the cavity mirror mounting piece 1 comprises a cavity mirror main body 101, a pulling spring groove 1011 and a working channel 1012, a water spraying port and a probe are formed in the cavity mirror main body 101, the water spraying port is used for spraying cleaning cavity and absorbing cleaning water and the cleaning water, the working channel 1012 is formed in the cavity mirror main body 101, the working channel 1012 is used for passing through a sampling forceps main body, the cavity mirror main body is provided with the inner cavity mirror spring groove 1011 is formed according to the requirements, and the cavity mirror pulling spring groove 101 is arranged in the cavity main body is provided with the cavity mirror main body.
The endoscope mounting piece 1 further comprises an electromagnet 102, wherein two electromagnets 102 are fixedly arranged at the front end of the endoscope main body 101, and the two electromagnets 102 are respectively externally connected with a power supply; the pneumatic propulsion piece 2 comprises a pneumatic propulsion ring 201, a telescopic bellows 202, a reset tension spring 203 and an air duct 204, wherein the pneumatic propulsion ring 201 is fixedly sleeved on the endoscope main body 101; the pneumatic propulsion ring 201 is fixedly provided with a telescopic bellows 202, the telescopic bellows 202 is positioned outside the endoscope main body 101, the telescopic bellows 202 is internally sleeved with a reset tension spring 203, the telescopic bellows 202 is fixedly provided with an air duct 204, the air duct 204 is externally connected with an air pump, the air duct 204 is used for inflating the inside of the telescopic bellows 202, the end part of the reset tension spring 203 is connected with the pneumatic propulsion ring 201, the expansion positioning piece 3 comprises an expansion positioning cylinder 301, a positioning film sleeve 302 and a positioning air duct 303, the expansion positioning cylinder 301 is slidably sleeved on the endoscope main body 101, the endoscope main body 101 is in sealing fit with the expansion positioning cylinder 301, the other end of the reset tension spring 203 is fixedly arranged on the side surface of the expansion positioning cylinder 301, the side surface of the telescopic bellows 202 is fixedly attached with the expansion positioning cylinder 301, the outer part of the expansion positioning cylinder 301 is fixedly sleeved with a positioning film sleeve 302, the positioning film sleeve 302 is fixedly connected with the positioning air duct 303, the positioning film sleeve 302 passes through a working channel 1012, the positioning air duct 303 is externally connected with the air pump, the positioning film sleeve 302 is in a flexible film structure, pneumatic control feeding is realized by adopting the expansion positioning piece 3, the structure can ensure that the structure can be manually controlled to move, the structure can be ensured to be placed in a sampling mode to work, the brain injury can be avoided, the problem caused by the manual sampling operation can be avoided, the problem can be caused by the flexible positioning structure can be safely, the operation, the structure can be ensured, the device can be positioned by the manual injury, and the operation can be safe and the device can be safely be used, can prevent to damage the brain wall, further guarantee the security, this structural control is simple, can freely control the feed according to the demand, can slowly advance through atmospheric pressure, guarantee the security, through the sampling channel that inserts the chamber mirror main part 101 patient's brain, for example, the meningioma, if the position is darker, be close to the brain stem, traditional sampling needle sample just very easily hurts the brain, through arranging the location gas tube 303 about between the brain seam, through external air pump, a small amount of inflation, keep the stability of location film sleeve 302, can also fix a position the location gas tube 303 cover in the skull trompil department of patient, can be according to actual sample depth and tumour position adjustment, when the sensitive position such as work inflation ball 4011 is close to the brain stem, start the external air pump of air duct 204, aerify flexible bellows 202, at this moment under the atmospheric pressure effect, flexible bellows 202 can slowly expand and stretch out, drive pneumatic propulsion ring 201 pulling chamber mirror main part 101 removes, realize feeding the chamber mirror main part 101 slowly from controlling between the meninges, more stable.
The telescopic traction piece 4 comprises a telescopic pipe 401, a working expansion ball 4011, an internal stay sponge 4012, a limit ring 402 and a spring 403, wherein the telescopic pipe 401 slides through a traction spring groove 1011; the end part of the telescopic pipe 401 is fixedly provided with a working expansion ball 4011, and the working expansion ball 4011 is used for expanding and fitting a sampling cavity; the inner support sponge 4012 is fixedly arranged in the working expansion ball 4011, the telescopic tube 401 is communicated with the working expansion ball 4011, the limit ring 402 is fixedly arranged on the telescopic tube 401 and is sleeved in the traction spring groove 1011 in a sliding manner, the spring 403 is sleeved in the traction spring groove 1011, the end part of the spring 403 is connected to the limit ring 402, the telescopic tube 401 is used for traction of the movement of the working expansion ball 4011, the expandable working expansion ball 4011 on the adopted telescopic traction piece 4 can be matched with the positioning inflation tube 303, the sealing performance of a sampling channel can be improved, a doctor can conveniently drain cerebrospinal fluid possibly existing in the sampling channel of the endoscope main body 101, cerebrospinal fluid on the front side of the working expansion ball 4011 can be isolated, meanwhile, the structure adopts a closed drainage mode, the problems of slow drainage in a partitioning manner, the rapid reduction of brain pressure and the low intracranial pressure syndrome are avoided, the overflow risk of cerebrospinal fluid is reduced, the cerebral pollution and the infection risk of the brain are avoided, the safety is improved, the adopted working expansion ball 4011 can be conveniently supported between the left brain and the right brain, the expansion pump 4011 can be matched with the expansion tube 101, the quality of the operation can be further controlled, the operation quality of the operation can be controlled, the operation can be further controlled, the expansion ball 4011 is more, the operation can be controlled, the operation quality of the operation can be controlled, and the ventilation pump 101 can be more has a reasonable, and the quality can be controlled, and the operation and the expansion pump 101 can be more connected with the operation, and the quality can be more reasonable after the operation and has been moved, the working expansion ball 4011 is controlled to expand, the meninges are supported, the operation field is increased, after the working expansion ball 4011 is expanded and positioned, the exhaust inside the bellows 202 can be controlled, the cavity mirror main body 101 is retracted by being matched with the traction of the reset tension spring 203, and at the moment, the space exists between the end part of the cavity mirror main body 101 and the working expansion ball 4011, so that the sampling requirement can be met.
The anti-interference swinging member 5 comprises a swinging rotary block 501 and a rotary ring 5011, wherein the swinging rotary block 501 is rotatably provided with the rotary ring 5011, the rotary ring 5011 is fixedly arranged at the end part of the endoscope main body 101, the swinging rotary block 501 is provided with a through hole, the through hole on the swinging rotary block 501 passes through the telescopic pipe 401, the swinging rotary block 501 is used for controlling the swinging of the telescopic pipe 401, the anti-interference swinging member 5 further comprises a torsion spring 502, a torsion spring 503 and a magnet piece 504, the tail part of the swinging rotary block 501 is fixedly provided with the torsion spring 502, the tail part of the swinging rotary block 501 is sleeved with the torsion spring 503, the end part of the torsion spring 503 is connected with the rotary ring 5011, the other end of the torsion spring 503 is fixedly arranged on the torsion spring 502, the two sides of the swinging rotary block 501 are respectively fixedly provided with the magnet piece 504, the two magnet pieces 504 are respectively aligned with the two electromagnets 102, the anti-interference swinging member 5 is adopted, the swinging rotary block 501 is driven by electromagnetism, the swinging rotary block 401 is controlled to swing, the swinging position of the telescopic pipe 401 is prevented from being interfered by the sampling clamp, the sampling work in a working channel 1012, the telescopic pipe 401 can be prevented from being interfered by the electromagnetic, the sampling clamp, the sampling work can be lifted, the comprehensive of the working, the cavity can be ensured, the blocking the cavity can be blocked by the position, the tumor can be prevented from being blocked by the expansion of the position by the electromagnet 401, and the expansion balls can be prevented from being expanded in the working channel 1012, and the working channel by the expansion by the electromagnet and the expansion balls when the expansion block 401 is not being controlled by the expansion balls and can be used for the expansion by the expansion of the electromagnet and can be used for the expansion and can be used for the control.
In the second embodiment, based on the first embodiment, the extrusion detecting member 6 includes a connecting air pipe 601, a three-way valve 602, a detecting pipe 603 and a supporting air receiving pipe 604, wherein the connecting air pipe 601 is fixedly installed at the end part of the telescopic pipe 401; a three-way valve 602 is connected with the upper fixed pipe of the connecting air pipe 601; the three-way valve 602 is provided with a detection tube 603; the three-way valve 602 is provided with a support gas receiving pipe 604, the support gas receiving pipe 604 is externally connected with a gas pump, the extrusion detection piece 6 further comprises a gas pressure pipe 605, a gas pressure piston 606 and an anti-false touch spring 6061, the gas pressure pipe 605 is fixedly arranged at the end part of the detection pipe 603, the gas pressure piston 606 is slidably arranged inside the gas pressure pipe 605, the anti-false touch spring 6061 is fixedly arranged at the end part of the gas pressure pipe 605, the other end of the anti-false touch spring 6061 is fixedly arranged inside the gas pressure pipe 605, the extrusion detection piece 6 further comprises an alarm switch 607 and a prompt lamp 608, the alarm switch 607 is fixedly arranged inside the gas pressure pipe 605, the alarm switch 607 is positioned at the inner side of the anti-false touch spring 6061, the alarm switch pair Ji Qiya piston 606, the prompt lamp 608 is fixedly arranged on the gas pressure pipe 605, the alarm switch 607 is electrically connected with the prompt lamp 608, the prompt lamp 608 is used for prompting abnormal pressure, the extrusion detection piece 6 can further improve the safety of a practical sampling operation by adopting a pressure detection mode, the extrusion detection piece 4011 can be matched with a working expansion ball, if the pressure is excessive, the brain injury can be prompted, the accurate detection structure can be lifted by the extrusion detection mode can be avoided, the problem of the expansion ball 4011 can be intuitively sensed by the accurate displacement of the expansion ball can be avoided when the operation is sensed by the expansion ball 1, and the error is sensed by the operation is in the operation position of the expansion ball is intuitionally, the operation mode is better than the operation mode when the operation mode is sensed by the accurate and the touch down by the touch down on the brain is accurately when the touch down, once the work expansion ball 4011 is excessively extruded by brainstem or the left and right brains are excessively extruded by the work expansion ball 4011, the indicator lamp 608 can be lighted for indication, and the operation is simple and convenient.
The working principle of the embodiment is that firstly, a positioning inflation tube 303 is arranged between a left brain suture and a right brain suture, a small amount of inflation is carried out through an external air pump, the stability of a positioning film sleeve 302 is kept, the positioning inflation tube 303 can be sleeved at a skull opening of a patient for positioning, the positioning film sleeve can be adjusted according to the actual sampling depth and the tumor position, when a working inflation ball 4011 approaches sensitive positions such as brains, fine adjustment work is carried out, an air pump externally connected with an air duct 204 is started, the expansion bellows 202 is inflated, at the moment, under the action of air pressure, the expansion bellows 202 can slowly expand and stretch out, a pneumatic propulsion ring 201 is driven to pull a cavity mirror main body 101 to move, the cavity mirror main body 101 is slowly fed and moved from the left brain membrane to the right brain membrane, the stability is improved, then a probe of the cavity mirror main body 101 can be used for observing the tumor position, and a sampling clamp in a working channel 1012 is matched, and the existing mature cavity mirror technology is utilized for sampling work; when the endoscope main body 101 is used for entering a sampling cavity, the working expansion ball 4011 is pushed to enter the sampling cavity together, at the moment, an air pump communicated with the telescopic pipe 401 can be controlled to ventilate, the working expansion ball 4011 is controlled to expand to support a meninge, the operation field is increased, after the working expansion ball 4011 is expanded and positioned, the internal exhaust of the telescopic corrugated pipe 202 can be controlled, the traction of a reset tension spring 203 is matched, the endoscope main body 101 with a certain distance is retracted, at the moment, a space exists between the end part of the endoscope main body 101 and the working expansion ball 4011, the sampling requirement can be met, the position of the working expansion ball 4011 can be finely regulated by the traction of the telescopic pipe 401, if the telescopic pipe 401 shields a sampling clamp, one of two electromagnets 102 can be controlled to be electrified according to the shielding position, a magnet piece 504 on the same side of magnet is magnetically attracted, the swinging rotary block 501 is driven to rotate and toggle the telescopic pipe 401, realize controlling the telescopic tube 401 not to shade the sampling forceps for sampling;
When the working expansion ball 4011 moves into the sampling cavity or the working expansion ball 4011 is in place, the three-way valve 602 can be rotated when the working expansion ball 4011 is expanded and attached to the positions of the left brain membrane and the right brain membrane, the detection tube 603 is closed, the air pump which is externally connected with the support air-connecting tube 604 is started, at the moment, the air pressure in the working expansion ball 4011 is communicated with the air pressure tube 605, once the working expansion ball 4011 is excessively extruded by brains, or when the working expansion ball 4011 excessively expands and extrudes the left brain and the right brain, the air pressure can push the air pressure piston 606 to compress the error-touch-preventing spring 6061, then the extrusion alarm switch 607 is touched, the prompt lamp 608 is controlled to light, and the detection work is realized.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
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| CN117204800A (en) * | 2023-09-12 | 2023-12-12 | 中国人民解放军联勤保障部队第九八八医院 | Bronchoscope hydrops drainage structure |
| CN117731220A (en) * | 2024-01-08 | 2024-03-22 | 深圳大学附属华南医院 | A capsule robot and its data collection method and endoscopic equipment |
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