CN107822696A - A kind of medical hysteroscope water knife spray gun and its application method - Google Patents
A kind of medical hysteroscope water knife spray gun and its application method Download PDFInfo
- Publication number
- CN107822696A CN107822696A CN201710947628.6A CN201710947628A CN107822696A CN 107822696 A CN107822696 A CN 107822696A CN 201710947628 A CN201710947628 A CN 201710947628A CN 107822696 A CN107822696 A CN 107822696A
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- water
- switch valve
- water knife
- spray gun
- threeway
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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
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
-
- 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
- A61B17/3203—Fluid jet cutting instruments
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of medical hysteroscope water knife spray gun, including water knife gun case, threeway, hydraulic pressure sensor, switch valve, spray boom and nozzle；The threeway and switch valve are respectively arranged in the water knife gun case；The first interface connection water-supply-pipe of the threeway, the second interface connection hydraulic pressure sensor of the threeway, 3rd interface of the threeway connects the water intake end of the switch valve, and the water side of the switch valve connects the water inlet end of the spray boom, and the water side of the spray boom is provided with the nozzle；The present invention's is of the invention easy to use, simple in construction, reliable and stable, and operating efficiency is high.
Description
Technical field
The present invention relates to medical operation device field, specifically a kind of medical hysteroscope water knife spray gun and its application method.
Background technology
Medical water jet is that one kind carries out selective cutting using high-pressure water jet to tissue, can accurately protect blood
Pipe, nerve, realize minimally invasive surgery operating technology.Medical water jet is applied to liver and gall surgical department earliest, and nowadays medical water jet exists
The surgical fields such as decorative sursery, Urology Surgery, brain section, orthopaedics, ear-nose-throat department, ophthalmology, traumatology department are applied widely.
Waterjets cutting technology is otherwise known as water knife in practical application, medical water jet water knife spray gun in use
Performance is particularly important, and the performance of water knife spray gun directly affects the ease and order of accuarcy of operation.
Existing water jet research shows that self-excited oscillation pulsed water jet effectively cuts distance and cutting speed compared with solid jet all
It is significantly improved.It is contemplated that the performance of medical water jet will be significantly improved using self-excited oscillation pulsed water jet.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the purpose of the present invention is to be directed to medical water jet field,
Offer is a kind of easy to operate, and structure is reliable, the high medical hysteroscope water knife spray gun of operating efficiency and its application method.
Technical scheme：To achieve the above object, a kind of medical hysteroscope water knife spray gun of the invention, including water knife spray gun shell
Body, threeway, hydraulic pressure sensor, switch valve, spray boom and nozzle；The threeway and switch valve are respectively arranged in the water knife spray gun shell
In body
The first interface connection water-supply-pipe of the threeway, the second interface connection hydraulic pressure sensor of the threeway, described three
The 3rd logical interface connects the water intake end of the switch valve, and the water side of the switch valve connects the water inlet end of the spray boom, institute
The water side for stating spray boom is provided with the nozzle.
Further, the switch valve includes switch valve body and switch valve dials key, and switch valve dials key and is installed on described open
Close on the downside of valve body, toggle switch valve dials the opening and closing of key controllable switch valve body.
Further, in addition to plug and Stress control button；The plug is installed on the upside of the threeway, described
Stress control button is installed on the water knife gun case；There is the Stress control keytop pressure to increase button and pressure
Subtract button, press the water side hydraulic pressure that the pressure increases button and pressure subtracts the controllable water source end delivery pump of button.
Further, the junction of the spray boom and nozzle forms the self-excited oscillation cavity.
Further, a kind of application method of medical hysteroscope water knife spray gun, it is specific as follows：
1) switch on power, pipeline, set water knife initialization pressure；
2) spray boom reaches operation technique region through the sleeve puncture outfit fixed in operative site；
3) operating personnel move water knife spray gun, observe water knife nozzle location through hysteroscope, are adjusted；
4) finger dials key to handle side toggle switch valve, and water-jet flows through nozzle and ejected to target cutting separation；
5) through hysteroscope observation water jet cutting situation, pressed according to cutting situation through the pressure buttons on water knife spray gun
Power is adjusted, and pressure regulation process is on jet continuity without influence.
6) after the operation for completing certain target area, finger no longer dials key applying power to switch valve, and switch valve dials key will be certainly
Dynamic to reset, water jet injection also stops therewith, and once-through operation is completed.
7) after the use of water knife terminates, power supply is closed, disengages the connection of water-supply-pipe circuit and water knife spray gun, it is whole to water knife spray gun
Body carries out gas depoisoning, in case next time uses.
Beneficial effect：The present invention is easy to use, simple in construction, reliable and stable, and operating efficiency is high.Water jet pressure increase and decrease with
Water jet open and close is completed on water knife spray gun, compared to water knife spray gun, water knife Stress control, water knife-like switch control three
The existing equipment of separation, the invention integrated level is higher, reduces operating personnel's quantity, optimizes surgical environments；The present invention is in water
Using the form in system end placement sensor in knife spray gun, pressure measurement accuracy is high, improves water jet pressure regulation and control essence
Degree.
Brief description of the drawings
Fig. 1 is cut-away view of the present invention；
Fig. 2 is internal structure isometric drawing of the present invention；
Fig. 3 is internal structure of the present invention normal axomometric drawing anyway；
Fig. 4 is outline drawing of the present invention；
Fig. 5 is nozzle and spray boom sectional view.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1 to 5, a kind of medical hysteroscope water knife spray gun, including water knife gun case 4, threeway 6, hydraulic pressure sensing
Device 7, switch valve 3, spray boom 2-1 and nozzle 2-2；The threeway 6 and switch valve 3 are respectively arranged in the water knife gun case 4；
The first interface connection water-supply-pipe of the threeway 6, the second interface connection hydraulic pressure sensor 7 of the threeway 6, hydraulic pressure sensor 7
Measurable hydraulic pressure, and hydraulic pressure information transfer is connected into the switch valve 3 to display unit, the 3rd interface of the threeway 6 immediately
Water intake end, the water side of the switch valve 3 connects the water inlet end of the spray boom 2-1, and the water side of the spray boom 2-1 is provided with
The nozzle 2-2；The mode of hydraulic pressure sensor 7 is installed on an interface of threeway 6, pressure measurement accuracy is high, improves water
Jet pressure control accuracy.
The switch valve 3 includes switch valve body 3-1 and switch valve dials key 3-2, and switch valve dials key 3-2 and is installed on described open
Close on the downside of valve body 3-1, toggle switch valve dials key 3-2 controllable switch valve bodies 3-1 opening and closing.
Also include plug 5 and Stress control button 1；The plug 5 is installed on the upside of threeway 6, the pressure
Control button 1 is installed on the water knife gun case 4；There is pressure to increase button 1-1 and pressure on the surface of Stress control button 1
Power subtracts button 1-2, presses the water side water that the pressure increases button 1-1 and pressure subtracts the controllable water source end delivery pumps of button 1-2
Pressure, being precisely controlled for water knife pressure is realized with reference to the hydraulic pressure that hydraulic pressure sensor 7 detects.
The junction of the spray boom 2-1 and nozzle 2-2 forms the self-excited oscillation cavity 2-3, and the self-excited oscillation cavity 2-3 is by solid jet
It is transformed into pulsing jet, overcomes existing nozzle and penetrate away from the shortcomings of short, energy constant is few.
A kind of application method of medical hysteroscope water knife spray gun, it is characterised in that：
1) switch on power, pipeline, set water knife initialization pressure；
2) spray boom 2-1 reaches operation technique region through the sleeve puncture outfit fixed in operative site；
3) operating personnel move water knife spray gun, observe water knife nozzle 2-2 positions through hysteroscope, are adjusted；
4) finger dials key 3-2 to handle side toggle switch valve, and water-jet flows through nozzle spray 2-2 and projected to target cutting point
From；
5) through hysteroscope observation water jet cutting situation, carried out according to cutting situation through the pressure buttons 1 on water knife spray gun
Pressure is adjusted, and pressure regulation process is on jet continuity without influence.
6) after the operation for completing certain target area, finger no longer dials key 3-2 applying powers to switch valve, and switch valve dials key 3-
2 will automatically reset, and water jet injection also stops therewith, and once-through operation is completed.
7) after the use of water knife terminates, power supply is closed, disengages the connection of water-supply-pipe circuit and water knife spray gun, it is whole to water knife spray gun
Body carries out gas depoisoning, in case next time uses.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (5)
- A kind of 1. medical hysteroscope water knife spray gun, it is characterised in that：Including water knife gun case (4), threeway (6), hydraulic pressure sensor (7), switch valve (3), spray boom (2-1) and nozzle (2-2)；The threeway (6) and switch valve (3) are respectively arranged in the water knife spray In gun housing body (4)；The first interface connection water-supply-pipe of the threeway (6), the second interface connection hydraulic pressure sensor (7) of the threeway (6), institute The 3rd interface for stating threeway (6) connects the water intake end of the switch valve (3), and the water side of the switch valve (3) connects the spray The water inlet end of bar (2-1), the water side of the spray boom (2-1) are provided with the nozzle (2-2).
- A kind of 2. medical hysteroscope water knife spray gun according to claim 1, it is characterised in that：The switch valve (3) includes opening Closing valve body (3-1) and switch valve dials key (3-2), switch valve is dialled key (3-2) and is installed on the downside of the switch valve body (3-1), Toggle switch valve dials the opening and closing of key (3-2) controllable switch valve body (3-1).
- A kind of 3. medical hysteroscope water knife spray gun according to claim 1, it is characterised in that：Also include plug (5) and pressure Power control button (1)；The plug (5) is installed on the upside of the threeway (6), and the Stress control button (1) is installed on institute State on water knife gun case (4)；There is pressure increasing button (1-1) and pressure to subtract button (1- on Stress control button (1) surface 2) the water side hydraulic pressure that the pressure increases button (1-1) and pressure subtracts the controllable water source end delivery pump of button (1-2), is pressed.
- A kind of 4. medical hysteroscope water knife spray gun according to claim 1, it is characterised in that：The spray boom (2-1) and nozzle The junction of (2-2) forms the self-excited oscillation cavity (2-3).
- A kind of 5. application method of medical hysteroscope water knife spray gun, it is characterised in that：1) switch on power, pipeline, set water knife initialization pressure；2) spray boom (2-1) reaches operation technique region through the sleeve puncture outfit fixed in operative site；3) operating personnel move water knife spray gun, observe water knife nozzle (2-2) position through hysteroscope, are adjusted；4) finger dials key (3-2) to handle side toggle switch valve, and water-jet flows through nozzle spray (2-2) and projected to target cutting point From；5) through hysteroscope observation water jet cutting situation, pressed according to cutting situation through the pressure buttons (1) on water knife spray gun Power is adjusted, and pressure regulation process is on jet continuity without influence.6) after the operation for completing certain target area, finger no longer dials key (3-2) applying power to switch valve, and switch valve dials key (3- 2) will automatically reset, water jet injection also stops therewith, and once-through operation is completed.7) after the use of water knife terminates, power supply is closed, the connection of water-supply-pipe circuit and water knife spray gun is disengaged, water knife spray gun is integrally entered Row gas depoisoning, in case using next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947628.6A CN107822696A (en) | 2017-10-12 | 2017-10-12 | A kind of medical hysteroscope water knife spray gun and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947628.6A CN107822696A (en) | 2017-10-12 | 2017-10-12 | A kind of medical hysteroscope water knife spray gun and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107822696A true CN107822696A (en) | 2018-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710947628.6A Pending CN107822696A (en) | 2017-10-12 | 2017-10-12 | A kind of medical hysteroscope water knife spray gun and its application method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107822696A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397694A (en) * | 2021-07-21 | 2021-09-17 | 杭州电子科技大学 | Electric coagulation water knife under cavity mirror |
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| CN101658439A (en) * | 2008-08-27 | 2010-03-03 | 精工爱普生株式会社 | Pulsation generating mechanism, connecting flow channel tube, and fluid ejecting apparatus |
| CN102579110A (en) * | 2011-01-12 | 2012-07-18 | 精工爱普生株式会社 | Fluid ejection device, fluid ejection method, and medical apparatus |
| CN204133936U (en) * | 2014-09-26 | 2015-02-04 | 四川大学华西医院 | medical washing gun |
| CN106137326A (en) * | 2016-08-30 | 2016-11-23 | 苏州品诺维新医疗科技有限公司 | A kind of water cutter and using method thereof |
| CN106572864A (en) * | 2014-06-30 | 2017-04-19 | 普罗赛普特生物机器人公司 | Fluid jet tissue resection and cold coagulation (aquablation) methods and apparatus |
| JP2017136224A (en) * | 2016-02-04 | 2017-08-10 | セイコーエプソン株式会社 | Fluid injection device |
-
2017
- 2017-10-12 CN CN201710947628.6A patent/CN107822696A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101658439A (en) * | 2008-08-27 | 2010-03-03 | 精工爱普生株式会社 | Pulsation generating mechanism, connecting flow channel tube, and fluid ejecting apparatus |
| CN102579110A (en) * | 2011-01-12 | 2012-07-18 | 精工爱普生株式会社 | Fluid ejection device, fluid ejection method, and medical apparatus |
| CN106572864A (en) * | 2014-06-30 | 2017-04-19 | 普罗赛普特生物机器人公司 | Fluid jet tissue resection and cold coagulation (aquablation) methods and apparatus |
| CN204133936U (en) * | 2014-09-26 | 2015-02-04 | 四川大学华西医院 | medical washing gun |
| JP2017136224A (en) * | 2016-02-04 | 2017-08-10 | セイコーエプソン株式会社 | Fluid injection device |
| CN106137326A (en) * | 2016-08-30 | 2016-11-23 | 苏州品诺维新医疗科技有限公司 | A kind of water cutter and using method thereof |
Non-Patent Citations (1)
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| 王瑞和: "《高压水射流破岩机理研究》", 31 July 2010 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397694A (en) * | 2021-07-21 | 2021-09-17 | 杭州电子科技大学 | Electric coagulation water knife under cavity mirror |
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| PB01 | Publication | ||
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Application publication date: 20180323 |