CN111297444A - Underwater planing system capable of avoiding bladder injury and using method - Google Patents
Underwater planing system capable of avoiding bladder injury and using method Download PDFInfo
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- CN111297444A CN111297444A CN202010229646.2A CN202010229646A CN111297444A CN 111297444 A CN111297444 A CN 111297444A CN 202010229646 A CN202010229646 A CN 202010229646A CN 111297444 A CN111297444 A CN 111297444A
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- planing
- bladder
- liquid pressure
- tool bit
- pressure sensor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00274—Prostate operation, e.g. prostatectomy, turp, bhp treatment
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
Abstract
The invention provides an underwater planing system capable of avoiding bladder injury and a using method thereof, wherein the system comprises a planing main body system and a liquid pressure sensor system; the planing main body system comprises a control device and a planing tool bit, and the control device is connected with the planing tool bit and provides working energy for the planing tool bit; the liquid pressure sensor system comprises an optical fiber analysis module and at least one liquid pressure sensor, the optical fiber analysis module is connected with the control device, the at least one liquid pressure sensor is in signal connection with the optical fiber analysis module, a detection end of the at least one liquid pressure sensor is used for entering the bladder together with a cutter head cutting edge at the front end of the planing cutter head to sense liquid pressure information in the bladder, the optical fiber analysis module is used for receiving and analyzing the liquid pressure information and transmitting the analyzed information to the control device, and when the liquid pressure information is lower than a preset threshold value, the control device controls the planing cutter head to stop planing and cutting. The invention can effectively avoid the bladder from being damaged by misoperation.
Description
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a novel underwater planing system capable of avoiding bladder injury and a using method thereof.
Background
The soft tissue operation power planing system is one kind of soft tissue crushing and sucking device for underwater operation. Is mainly applied to transurethral resection of prostate (enucleation) and gynecological soft tissue resection. The device is matched with an underwater prostate enucleation operation to rapidly cut large tissues in the bladder after enucleation peeling, and the crushed tissues are sucked and discharged out of a negative pressure liquid collecting bottle in vitro by a self-contained negative pressure pump.
During the process of enucleated tissue being comminuted within the bladder, the bladder needs to be in a state of being filled with saline. The bladder expands rapidly after being filled with normal saline, the volume of the bladder becomes much larger than that of the bladder in a normal natural state, and large tissues to be crushed float in the normal saline in the bladder. The grow of bladder inner space for the doctor can realize utilizing the rotatory tool bit of planing system tightly to attract under the effect of negative pressure principle to live and float in the interior normal saline of bladder the tissue of treating smashing, then drags the tissue of treating smashing and reach the space under water of keeping away from the bladder wall, then uses the rotatory tool bit blade of planing system to smash the tissue, at last with rivers suction take out in the external drainage collecting bottle.
The operating room generally suspends the bagged saline at a high position in advance, and then the saline is introduced into the bladder by gravity through a fluid conduit. In urological procedures, the bladder is constantly being filled with saline to provide sufficient space within the bladder to facilitate the comminution of enucleated prostate tissue without damaging the bladder wall. An outlet channel is also required to carry away the tissue comminuted by the planing system. Because the water inlet and outlet of the bladder are circularly performed, the use amount of physiological saline is in great demand during the operation. The general several bags of normal saline that can hang in advance before the operation, in the operation process, also probably need replenish normal saline again, if do not have timely supplementary normal saline, the bladder can be because lack normal saline and shrink and resume natural normal condition, and bladder inner space can be very little, if use planing system tool bit blade to smash the tissue at this moment, has very big possibility to touch the bladder inner wall, and the bladder is hindered to the mistake, has very big operation risk.
Disclosure of Invention
In view of the background, the invention aims to provide a novel underwater planing system which can detect the filling state in a bladder in time so as to avoid that saline in the bladder is insufficient, the space in the bladder is small, and the cutting edge of a planing system cutter head can touch the inner wall of the bladder while crushing tissues, so that the bladder is accidentally injured.
In order to achieve the purpose, the invention adopts the following technical scheme:
an underwater planing system capable of avoiding bladder injury comprises a planing main body system and a liquid pressure sensor system; the planing main body system comprises a control device and a planing tool bit, and the control device is connected with the planing tool bit and provides working energy for the planing tool bit; the liquid pressure sensor system comprises an optical fiber analysis module and at least one liquid pressure sensor, the optical fiber analysis module is in signal connection with the control device, the at least one liquid pressure sensor is in signal connection with the optical fiber analysis module, a detection end of the at least one liquid pressure sensor is used for entering the bladder together with a cutting edge of a tool bit at the front end of the planing tool bit to sense liquid pressure information in the bladder, the optical fiber analysis module is used for receiving and analyzing the liquid pressure information and transmitting the analyzed information to the control device, and when the information shows that the liquid pressure value is lower than a preset threshold value, the control device controls the planing tool bit to stop planing and cutting actions.
Preferably, the working energy includes energy for rotational planing of a cutting edge of the planing tool bit and a negative pressure suction force for sucking drainage fluid in the bladder through the planing tool bit.
Preferably, the control device comprises a control host and an operation control switch in signal connection with the control host, the operation control switch is connected with a central processing unit in the control host and used for outputting an operation switch command of the planing system to the central processing unit, and the planing tool bit is connected with the central processing unit and used for receiving a control signal and the working energy which are sent by the central processing unit according to the operation switch command and/or the liquid pressure information.
Preferably, each liquid pressure sensor is a liquid optical fiber pressure sensor, and includes an optical fiber connector and an optical fiber in signal connection with the optical fiber connector, the optical fiber connector is in signal connection with the optical fiber analysis module, the head end of the optical fiber is the detection end, and the optical fiber analysis module is in signal connection with the central processing unit of the control host, and is configured to analyze the liquid pressure signal detected by the optical fiber and transmit the analyzed liquid pressure signal to the central processing unit.
Preferably, the number of the liquid pressure sensors is two.
Preferably, the liquid pressure sensor is a medical minimally invasive product of the Canadian FISO company or other types of miniature liquid pressure sensors, and can enter the bladder together with the planing tool bit, the overall diameter of an inserted surgical instrument cannot be increased remarkably, so that the insertion difficulty and the pain of a patient are not caused, and the liquid pressure in the bladder can be detected accurately.
Preferably, the rear end of the planing tool bit is connected with an operating handle, the planing tool bit is of a hollow structure, a pipeline is arranged in the operating handle, and the planing tool bit is communicated with an external drainage recovery device through the pipeline and used for sucking crushed tissues out of the drainage and liquid collection device.
Preferably, the planing system of the present invention further comprises an endoscopic system; the endoscope system comprises an outer sheath, a working channel and a liquid pressure sensing channel which are coaxial with the outer sheath and extend along the length of the outer sheath are arranged in the outer sheath, the planing tool bit is inserted into the working channel, the cutting edge of the planing tool bit extends out of the front port of the working channel to work freely, and the liquid pressure sensor is inserted into the liquid pressure sensing channel until the detection end of the liquid pressure sensor reaches a position where the liquid pressure in the bladder can be detected.
Preferably, the endoscope system comprises a handle and an outer sheath which are connected with each other, a liquid pressure sensor interface is arranged on the handle and communicated with the liquid pressure sensing channel, and the liquid pressure sensor is inserted into the liquid pressure sensing channel through the liquid pressure sensor interface.
Optionally, the planing system of the present invention further comprises an endoscopic system; the endoscope system comprises an outer sheath, a working channel which is coaxial with the outer sheath and extends along the length of the outer sheath is arranged in the outer sheath, the planing tool bit is inserted into the working channel, the cutting edge of the planing tool bit extends out of the front port of the working channel to work freely, the liquid pressure sensor is inserted into a gap in the outer sheath from the rear end of the outer sheath until the detection end of the liquid pressure sensor reaches a position where the liquid pressure in the bladder can be detected.
A method of using an underwater planing system, comprising the steps of:
the planing tool bit and the liquid pressure sensor are carried together with a bladder endoscope to enter the bladder of a human body through the urethra of the human body, a power switch of the control host is turned on, and normal saline is injected into the bladder to enable the bladder to be inflated until the control host receives the information that the pressure of the liquid in the bladder fed back by the liquid pressure sensor reaches a preset threshold value, so that the information of the operation can be carried out;
observing the vision definition in the bladder through a display connected with a camera system of the bladder endoscope, if the vision liquid in the bladder is turbid, opening a negative pressure water suction channel through an operation control switch to suck the turbid liquid in the bladder out of the body, and simultaneously replenishing normal saline into the bladder in time, and starting a planing tool bit to rotationally cut and crush tissues until the vision in the bladder is clear;
in the cutting and crushing operation process, if the bladder contracts due to insufficient liquid and the liquid pressure in the bladder is reduced to be lower than the normal pressure range, the liquid pressure sensor feeds back the liquid pressure parameters in the bladder to the control device in real time, the control host stops outputting energy for the rotary planing of the cutting edge of the planing tool bit to the planing tool bit, the planing tool bit is forbidden to enter a cutting working state, and an operator operates the control device through the operation control switch if a negative pressure suction channel is closed or not;
and when the liquid supply is finished continuously, the bladder is enabled to reach the filling state again and the pressure reaches the normal condition of operation, the liquid pressure sensor feeds back information of operation again to the control host computer, and the control host computer prompts an operator to open the operation control switch again to start the planing tool to perform cutting operation.
Compared with the prior art, the invention has the following advantages:
according to the novel planing system provided by the invention, a liquid pressure sensor system is added in the traditional planing system, so that the filling state of the bladder with physiological saline can be monitored in real time: when the physiological saline in the bladder is insufficient, the liquid pressure sensor system can feed back a prompt signal to the control host, the control host outputs a command to prohibit the cutting edge of the tool bit of the planing system from entering a cutting working state, and the bladder is prevented from being accidentally injured by the cutting edge of the tool bit of the planing system; when the bladder is full of physiological saline, the liquid pressure sensor can feed back a usable signal to the control host, and the control host controls the planing tool bit to enter a working state to be cut. The invention can greatly reduce the accident probability of mistakenly injuring the bladder during the prostate cutting (enucleation) operation, and can be equipped with a Simi electrosurgery workstation for common operation.
Drawings
FIG. 1 is a schematic view of an overall connection structure of a shaving system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a fluid pressure sensor according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of the insertion principle of a fluid pressure sensor of the gouging system in accordance with an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view illustrating the insertion of a fluid pressure sensor of the planing system according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of the outer sheath of the bladder endoscope in accordance with one embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of the outer sheath of a bladder endoscope in accordance with another embodiment of the present invention;
FIG. 7 is a schematic structural view of an end portion of an outer sheath of a bladder endoscope in accordance with another embodiment of the present invention;
FIG. 8 is a schematic diagram of the operation of the planing system according to the present invention;
fig. 9 is an enlarged view of the bladder of fig. 8.
Detailed Description
The technical solutions of the present invention are further described below with reference to the following examples, but the present invention is not limited thereto, and any modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
The embodiment provides an underwater planing system capable of avoiding bladder injury, which comprises an endoscope system, a planing main body system and a liquid pressure sensor system.
Specifically, referring to fig. 3 to 6, the endoscope system is a bladder endoscope 10, and includes a handle 11 and an outer sheath 12 connected to each other, the handle 11 is provided with a surgical instrument interface, a camera system interface, a light source interface and two liquid pressure sensor interfaces 111, and the outer sheath 12 is provided with a working channel 121, a camera channel 126, a light guide channel 125 and a liquid pressure sensing channel 122 all extending along the length of the outer sheath 12. The surgical instrument interface is communicated with the working channel 121, the image pickup channel 126 is communicated with the image pickup system interface, the light guide channel 125 is communicated with the light source interface, and the liquid pressure sensing channel 122 is communicated with the liquid pressure sensor interface 111. One end of the image transmission line is connected with an external image processing and displaying device through a camera system interface, and the other end of the image transmission line passes through the camera channel and then is connected with the medical camera; one end of the light guide fiber is connected to an external medical cold light source through the light guide channel 125, and the other end of the light guide fiber passes through the light guide channel 125 to provide working illumination for the planing tool bit 32. The working channel 121, the image pickup channel 125, the light guide channel 126, the image pickup system interface, and the light source interface are all in the prior art of the endoscope, and are not described herein again.
Referring to fig. 1 to 6, the planing body system includes a control part, a cutter part, and a drainage trap 40. The control part comprises a control host 21 and a foot switch 22, the cutter part comprises an operating handle 31 and a planing tool bit 32, and the planing tool bit 32 is inserted into the working channel 121 from a surgical instrument interface on the handle 11 of the endoscope system until a tool bit cutting edge 321 of the planing tool bit 32 for planing extends out of the front port of the working channel 121 and can freely rotate to work. The main machine 21 is a control center of the planing system, and is connected with a power supply through a power line, and the foot switch 22 is connected with a CPU (central processing unit) line of the main machine 21 and is used for sending a system switch signal to the main machine 21. The planing tool bit 32 is a rotary tool bit and is arranged on the operating handle 31, and the main machine 21 is connected with the planing tool bit 32 through the operating handle 31 to provide working power for the planing tool bit 32 and provide negative pressure for absorbing drainage liquid in the cavity. The planing tool bit 32 is of a hollow structure, a pipeline is arranged in the operating handle 31, and the planing tool bit 32 is communicated with the drainage liquid collecting bottle 40 through the pipeline and used for draining the crushed tissues into the drainage liquid collecting bottle. In this embodiment, the figure of drainage collection liquid bottle 40 is 2, and mutual series connection, drainage collection liquid bottle 40's the other end and host computer 21 are connected, and main part 21 provides the negative pressure, makes drainage collection liquid bottle 40 be vacuum state. In this embodiment, the number of the liquid pressure sensor ports 111 is two, and the two liquid pressure sensors 50 are respectively inserted into the liquid pressure sensing passage 122 through the two liquid pressure sensor ports 111 until the end of the liquid pressure sensor 50 reaches a position where the liquid pressure can be detected.
In this embodiment, the fluid pressure sensor system includes two fluid pressure sensors 50, the fluid pressure sensor 50 is a micro fluid optical fiber pressure sensor, the two fluid pressure sensors 50 simultaneously monitor the filling state of the bladder with saline in real time, and feed back the fluid pressure parameter of the bladder to the host 21 in real time, and the fluid pressure sensor 50 is a micro-cylindrical structure, as shown in fig. 2. More specifically, the liquid pressure sensor 50 is formed by connecting an optical fiber connector 51 and an optical fiber 52, and the other end of the optical fiber 52, i.e., the end of the liquid pressure sensor 50, is a detection end 53. The main machine 21 is internally provided with an optical fiber analysis module, the optical fiber analysis module is in signal connection with a main machine CPU, the optical fiber connector 51 is connected with the optical fiber analysis module through a patch cord 60, the optical fiber 52 transmits detected bladder liquid pressure information to the optical fiber analysis module, the optical fiber analysis module analyzes the information, then transmits the analyzed information to the main machine CPU, the main machine CPU compares the information with a preset liquid pressure threshold value, and when the information shows that the real-time bladder liquid pressure is lower than the preset threshold value, the output of cutting and planing energy to the planing tool bit 32 is stopped, so that the rotary planing action of the tool bit cutting edge 321 is stopped, and misoperation is avoided. The two ends of the patch cord 60 adopt standard connectors and are respectively inserted into the optical fiber connector 51 and the serial port of the host 21. The liquid pressure sensor used in the present embodiment is preferably a medical minimally invasive type product of the canadian FISO company, specifically the model number FOP-M260-21, and other types of micro liquid pressure sensors may also be used.
Specifically, an endoscope can be selected, as shown in fig. 5, the outer sheath 12 is a long strip with a circular cross section, that is, a cylinder, the cross section of the light guide channel 125 is crescent, the cross section of the working channel 121 is circular, the image pickup channel 126 is arranged in the light guide channel 125 in a penetrating manner and is located in the center of the crescent of the light guide channel 125, the two liquid pressure sensing channels 122 are arranged in the light guide channel 125 in a penetrating manner, that is, the cross sections of the two liquid pressure sensing channels 122 are respectively located at two ends of the crescent, and the two liquid pressure sensing channels 122 are two channels provided in the outer sheath 12 of the endoscope. The outer wall of the working channel 121 is partially attached to the outer wall of the light guide channel 125, so that space is saved and the stability of the structure is guaranteed.
The following may also be selected: as shown in FIG. 6, two fluid pressure sensing channels 122, preferably rigid tubing channels, are added to the working channel 121 and light conducting channel 125 in the outer sheath 12, and two channels 128 are provided in the endoscope outer sheath 12 for idle or other functions.
The following modes can also be adopted: as shown in FIG. 7, the fluid pressure sensor 50 enters the human body after passing through the light guide channel 125 in the outer sheath 12 and the gap outside the working channel (through which the cutting edge 321 of the cutter head passes), and the passing path naturally forms a fluid pressure sensing channel. In the embodiment shown in fig. 7, the ends of both the shaving head 32 and the fluid pressure sensor 50 extend beyond the head end of the sheath 12, and the end of the fluid pressure sensor 50 is in a position that does not interfere with the rotational shaving operation of the shaving head 32.
The operation principle of the planing system of the present embodiment is shown in fig. 8 and the enlarged partial view 9:
carrying the bladder endoscope 10 into the bladder of a human body from the urethra of the human body by the planing tool head 32 and the liquid pressure sensor 50 of the planing system, opening a power switch of a main machine 21 of the planing system, then opening an infusion valve of a normal saline hanging bag 70, enabling the normal saline to flow into the bladder from the hanging bag 70 through an outer sheath 12 of the bladder endoscope, enabling the bladder to be inflated and expanded until the main machine 21 of the planing system receives the information that the pressure of the liquid in the bladder fed back by the liquid pressure sensor 50 reaches a preset threshold value, and carrying out operation information;
the vision definition in the bladder is observed through a display connected with a camera system of the bladder endoscope 10, if the vision liquid in the bladder is turbid, the pedal switch 22 is half-stepped to open a negative pressure water absorption channel to suck the turbid liquid in the bladder out of the body and drain the turbid liquid into the drainage liquid collecting bottle 40, and meanwhile, the hanging bag 70 can supplement physiological saline into the bladder in time, so that the effect of changing water to clean the vision in the bladder is achieved, and the planing tool bit 32 can be started to rotate to cut and crush tissues after the vision in the bladder is ensured to be clear;
in the cutting and crushing operation process, if the bladder shrinks due to insufficient liquid caused by insufficient liquid supply of the hanging bag 70 or insufficient water of the hanging bag (the hanging bag is not replaced in time), and the liquid pressure in the bladder becomes lower than the normal pressure range, the liquid pressure sensor 50 immediately feeds back the liquid pressure parameter in the bladder to the planing system host 21, the host CPU stops outputting energy to the planing tool bit 32, the planing tool bit cutting edge 321 is prohibited to enter a cutting working state, and whether a negative pressure suction channel is closed at the same time or not is controlled by an operator through a foot switch according to the actual situation;
when the bladder is filled again and the pressure reaches the normal condition of operation, the liquid pressure sensor 50 feeds back the information of operation again to the host 21, the host 21 gives a signal prompt for cutting operation (the prompt can be made by setting a sound prompt device such as a loudspeaker, or a light flashing or lighting mode, the loudspeaker or the lamp is connected with the CPU signal of the host 21), and the operator steps on the foot switch 22 again to start the planing tool head 32 to perform the cutting operation.
The invention is not limited to the above embodiment, and the fluid pressure sensor can sense the fluid pressure in the bladder, and when the fluid pressure is too low, the action of the planing tool bit is stopped, which belongs to the protection scope of the invention. For example, it may also be: the liquid pressure sensor is separated from the planing tool bit, the liquid pressure sensor monitors the liquid pressure in the cavity independently through the other open pore passages of the human body, and the planing system host receives signals.
Claims (10)
1. An underwater planing system capable of avoiding bladder injury, characterized in that: the device comprises a planing main body system and a liquid pressure sensor system; the planing main body system comprises a control device and a planing tool bit, and the control device is connected with the planing tool bit and provides working energy for the planing tool bit; the liquid pressure sensor system comprises an optical fiber analysis module and at least one liquid pressure sensor, the optical fiber analysis module is in signal connection with the control device, the at least one liquid pressure sensor is in signal connection with the optical fiber analysis module, a detection end of the at least one liquid pressure sensor is used for entering the bladder together with a cutting edge of a tool bit at the front end of the planing tool bit to sense liquid pressure information in the bladder, the optical fiber analysis module is used for receiving and analyzing the liquid pressure information and transmitting the analyzed information to the control device, and when the information shows that the pressure value of the liquid in the bladder is lower than a preset threshold value, the control device controls the planing tool bit to stop planing and cutting actions.
2. An underwater planing system as claimed in claim 1, wherein: the working energy comprises energy for rotary planing of the cutting edge of the planing tool bit and negative pressure suction force for sucking drainage fluid in the bladder through the planing tool bit.
3. An underwater planing system as claimed in claim 2, wherein: the control device comprises a control host and an operation control switch in signal connection with the control host, the operation control switch is connected with a central processing unit in the control host and used for outputting an operation switch command of the planing system to the central processing unit, and the planing tool bit is connected with the central processing unit.
4. An underwater planing system as claimed in claim 3, wherein: each liquid pressure sensor is a liquid optical fiber pressure sensor and comprises an optical fiber connector and an optical fiber in signal connection with the optical fiber connector, the optical fiber connector is in signal connection with the optical fiber analysis module, the head end of the optical fiber is the detection end, and the optical fiber analysis module is in signal connection with the central processing unit of the control host and is used for analyzing and transmitting the liquid pressure signal detected by the optical fiber to the central processing unit.
5. An underwater planing system as claimed in claim 1, wherein: the number of the liquid pressure sensors is two.
6. An underwater planing system as claimed in claim 1, wherein: the rear end part of the planing tool bit is connected with an operating handle, the planing tool bit is of a hollow structure, a pipeline is arranged in the operating handle, and the planing tool bit is communicated with an external drainage recovery device through the pipeline and is used for transmitting crushed tissues to a drainage liquid collecting device.
7. An underwater planing system as claimed in any one of claims 1 to 6, wherein: it also includes an endoscope system; the endoscope system comprises an outer sheath, a working channel and a liquid pressure sensing channel which are coaxial with the outer sheath and extend along the length of the outer sheath are arranged in the outer sheath, the planing tool bit is inserted into the working channel, the cutting edge of the planing tool bit extends out of the front port of the working channel to work freely, and the liquid pressure sensor is inserted into the liquid pressure sensing channel until the detection end of the liquid pressure sensor reaches a position where the liquid pressure in the bladder can be detected.
8. An underwater planing system as claimed in claim 7, wherein: the endoscope system comprises a handle and an outer sheath which are connected with each other, wherein a liquid pressure sensor interface is arranged on the handle and communicated with the liquid pressure sensing channel, and the liquid pressure sensor is inserted into the liquid pressure sensing channel through the liquid pressure sensor interface.
9. An underwater planing system as claimed in any one of claims 1 to 6, wherein: it also includes an endoscope system; the endoscope system comprises an outer sheath, a working channel which is coaxial with the outer sheath and extends along the length of the outer sheath is arranged in the outer sheath, the planing tool bit is inserted into the working channel, the cutting edge of the planing tool bit extends out of the front port of the working channel to work freely, the liquid pressure sensor is inserted into a gap in the outer sheath from the rear end of the outer sheath until the detection end of the liquid pressure sensor reaches a position where the liquid pressure in the bladder can be detected.
10. A method of using the underwater planing system of claim 3 including the steps of:
the planing tool bit and the liquid pressure sensor are carried together with a bladder endoscope to enter the bladder of a human body through the urethra of the human body, a power switch of the control host is turned on, and normal saline is injected into the bladder to enable the bladder to be inflated until the control host receives the information that the pressure of the liquid in the bladder fed back by the liquid pressure sensor reaches a preset threshold value, so that the information of the operation can be carried out;
observing the vision definition in the bladder through a display connected with a camera system of the bladder endoscope, if the vision liquid in the bladder is turbid, opening a negative pressure water suction channel through an operation control switch to suck the turbid liquid in the bladder out of the body, and simultaneously replenishing normal saline into the bladder in time, and starting a planing tool bit to rotationally cut and crush tissues until the vision in the bladder is clear;
in the cutting and crushing operation process, if the bladder contracts due to insufficient liquid and the liquid pressure in the bladder is reduced to be lower than the normal pressure range, the liquid pressure sensor feeds back the liquid pressure parameters in the bladder to the control device in real time, the control host stops outputting energy for the rotary planing of the cutting edge of the planing tool bit to the planing tool bit, the planing tool bit is forbidden to enter a cutting working state, and an operator operates the control device through the operation control switch if a negative pressure suction channel is closed or not;
and when the liquid supply is finished continuously, the bladder is enabled to reach the filling state again and the pressure reaches the normal condition of operation, the liquid pressure sensor feeds back information of operation again to the control host computer, and the control host computer prompts an operator to open the operation control switch again to start the planing tool to perform cutting operation.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229646.2A CN111297444A (en) | 2020-03-27 | 2020-03-27 | Underwater planing system capable of avoiding bladder injury and using method |
| CN202010699892.4A CN111685854A (en) | 2020-03-27 | 2020-07-20 | Underwater planing system capable of avoiding bladder injury and using method |
| PCT/CN2021/092420 WO2021190670A1 (en) | 2020-03-27 | 2021-05-08 | Underwater planing system capable of avoiding bladder injury, and method for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010229646.2A CN111297444A (en) | 2020-03-27 | 2020-03-27 | Underwater planing system capable of avoiding bladder injury and using method |
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| CN111297444A true CN111297444A (en) | 2020-06-19 |
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| CN202010229646.2A Pending CN111297444A (en) | 2020-03-27 | 2020-03-27 | Underwater planing system capable of avoiding bladder injury and using method |
| CN202010699892.4A Pending CN111685854A (en) | 2020-03-27 | 2020-07-20 | Underwater planing system capable of avoiding bladder injury and using method |
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| CN202010699892.4A Pending CN111685854A (en) | 2020-03-27 | 2020-07-20 | Underwater planing system capable of avoiding bladder injury and using method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112914684A (en) * | 2021-01-22 | 2021-06-08 | 上海瑞柯恩激光技术有限公司 | Control system of medical planer tool and medical planer tool |
| WO2021190670A1 (en) * | 2020-03-27 | 2021-09-30 | 珠海市司迈科技有限公司 | Underwater planing system capable of avoiding bladder injury, and method for use |
| CN114668364A (en) * | 2022-05-30 | 2022-06-28 | 上海宇度医学科技股份有限公司 | Hysteroscope operating system |
| CN116196062A (en) * | 2023-04-25 | 2023-06-02 | 上海宇度医学科技股份有限公司 | Submucosal myoma excision device under hysteroscope |
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| CN113116285A (en) * | 2021-04-19 | 2021-07-16 | 北京天星博迈迪医疗器械有限公司 | Arthroscopic surgery system and host |
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| CA3024440C (en) * | 2013-04-08 | 2023-03-07 | Boston Scientific Scimed, Inc. | Medical systems and methods |
| CN205885396U (en) * | 2016-05-31 | 2017-01-18 | 郑州富健达医疗器械有限公司 | Medical endoscope with pressure detection passageway |
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| US10786147B2 (en) * | 2018-02-27 | 2020-09-29 | Seoul National University Hospital | Treating prostate disorders |
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| CN109998698A (en) * | 2019-04-05 | 2019-07-12 | 福建医科大学附属协和医院 | It can be to the digital control system of renal plevis pressure row real-time control in Flexible ureteroscope art based on sheath optical fiber pressure sensor monitoring |
| CN111297444A (en) * | 2020-03-27 | 2020-06-19 | 珠海市司迈科技有限公司 | Underwater planing system capable of avoiding bladder injury and using method |
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2020
- 2020-03-27 CN CN202010229646.2A patent/CN111297444A/en active Pending
- 2020-07-20 CN CN202010699892.4A patent/CN111685854A/en active Pending
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2021
- 2021-05-08 WO PCT/CN2021/092420 patent/WO2021190670A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021190670A1 (en) * | 2020-03-27 | 2021-09-30 | 珠海市司迈科技有限公司 | Underwater planing system capable of avoiding bladder injury, and method for use |
| CN112914684A (en) * | 2021-01-22 | 2021-06-08 | 上海瑞柯恩激光技术有限公司 | Control system of medical planer tool and medical planer tool |
| CN114668364A (en) * | 2022-05-30 | 2022-06-28 | 上海宇度医学科技股份有限公司 | Hysteroscope operating system |
| CN116196062A (en) * | 2023-04-25 | 2023-06-02 | 上海宇度医学科技股份有限公司 | Submucosal myoma excision device under hysteroscope |
| CN116196062B (en) * | 2023-04-25 | 2023-08-11 | 上海宇度医学科技股份有限公司 | Submucosal myoma excision device under hysteroscope |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021190670A1 (en) | 2021-09-30 |
| CN111685854A (en) | 2020-09-22 |
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