CN212661954U - Water injection device for ureteroscope operation - Google Patents
Water injection device for ureteroscope operation Download PDFInfo
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- CN212661954U CN212661954U CN202020571528.5U CN202020571528U CN212661954U CN 212661954 U CN212661954 U CN 212661954U CN 202020571528 U CN202020571528 U CN 202020571528U CN 212661954 U CN212661954 U CN 212661954U
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Abstract
The utility model discloses a water injection device for ureteroscope operation, which belongs to the field of medical instruments and comprises a water injection pipe body; the water injection pipe body is provided with a first opening, a second opening, a third opening and a fourth opening; the first opening is provided with a first check valve, and the first check valve is connected with a water input device; the second opening is provided with a second check valve which is connected with a transfusion pipeline at the inlet of the ureteroscope operation hole; the third opening is connected with a water pumping and injecting device; and the fourth opening is provided with a waterproof cap for an operation standby hole of the ureteroscope. The utility model forms a complete and closed water injection system, and the water injection process is continuous and labor-saving in the water pumping and water injection processes; the utility model can avoid the generation of air bubbles in the water injection process and ensure the aseptic operation in the water injection process; the operation time is saved, and the clear operation visual field is kept; also has the advantages of simple manufacture, low cost and convenient use.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to water injection device is used in ureteroscope operation.
Background
Ureteroscopy is one of the most common operations in urinary surgery, and water injection during the operation is a method for keeping the surgical field clear. With the increase of the water injection speed, the definition of the operative field is improved, and simultaneously, the risk of increasing the pressure in the renal pelvis is existed. Increased pressure in the renal pelvis can cause reflux of fluid and urine, extravasation of fluid, and perirenal fluid accumulation, leading to infection, water poisoning and other surgical complications.
In the ureteroscope operation process, the operation is generally completed by means of hydrostatic pressure water injection of a pressure bag, water injection of a machine infusion pump or artificial water injection and the like. Pressure bag hydrostatic pressure water injection and machine perfusion pump water injection mode, although the water injection speed is stable, can't control the water inlet velocity according to the art field condition is nimble. Although ordinary manual water injection can flexibly control the water inflow according to whether bleeding exists or not and the quantity of broken stone powder, two operators need to alternately perform the manual water injection process, one operator adopts a 50ml injector to pump physiological saline for standby, the other operator injects water, and the injector after water injection and emptying is exchanged with the former, so that the defects of time and labor waste exist.
SUMMERY OF THE UTILITY MODEL
The utility model provides a ureteroscope water injection device for operation, which can save time and labor and save operation time, for solving the defects existing in the prior art.
The utility model provides a technical scheme that its technical problem adopted is:
a water injection device for ureteroscope operation comprises a water injection pipe body;
the water injection pipe body is provided with a first opening, a second opening, a third opening and a fourth opening;
the first opening is provided with a first check valve, and the first check valve is connected with a water input device;
the second opening is provided with a second check valve which is connected with a transfusion pipeline at the inlet of the ureteroscope operation hole;
the third opening is connected with a water pumping and injecting device;
and a waterproof cap is arranged on the fourth opening and is used for an operation standby hole of the ureteroscope.
One end of the water injection pipe body is provided with a first opening; the other end is equipped with the second opening, be equipped with the third opening on the water injection pipe body between first check valve and the second check valve.
And a fourth opening is arranged on the water injection pipe body between the second check valve and the liquid conveying pipeline.
And an included angle of 25-35 degrees is formed between the fourth opening and the water injection pipe body.
And a 30-degree included angle is formed between the fourth opening and the water injection pipe body.
The water input device is a physiological saline bag connected with a transfusion tube.
The water injection pipe body is a plastic water injection pipe.
The water pumping and injecting device is an injector, a through hole is arranged on the third opening, and a nipple at the front end of the injector can be inserted into the water injecting pipe body through the through hole.
The water pumping and injecting device is an injector, and the injector and the water injecting pipe body are of an integrated structure.
The distance between one side of the fourth opening and the end part of the second opening is 10-30 mm.
The water injection device for ureteroscope operation forms a complete and closed water injection system, facilitates water injection, and has the effects of labor saving and continuous water injection process in the processes of water pumping and water injection; the utility model can also avoid the generation of bubbles in the water injection process, and ensure the continuity and the aseptic operation of the water injection process; the water inlet speed can be adjusted at will according to the conditions in the operation, so that the operation visual field is kept clear all the time; the problem that two surgical assistants are needed in the prior operation is solved, and water shortage is exchanged through two sets of syringes, so that the consumption of manpower and medical supplies is saved; in the operation process, the operation can be continuously carried out, the operation time is saved, and the operation device also has the advantages of simple manufacture, low cost, convenient use and easy popularization. And a fourth opening is arranged at the same time to be used as a standby hole for the operation of the ureteroscope. Through the operation hole, conveniently in ureteroscope operation process, increased an operation passageway, be convenient for when putting into laser fiber, seal wire or cover stone basket simultaneously in the mirror body, need not withdraw from first kind of apparatus, trade another apparatus in, avoided in the operation, when changing laser fiber, seal wire, cover stone basket, because of the apparatus is long, the defect that the change time is long has saved the operation time equally, and does not influence the water injection.
Drawings
Fig. 1 is the structure schematic diagram of the water injection device for ureteroscope operation of the present invention.
In the figure: 1 water injection pipe body, 2 first openings, 3 second openings, 4 third openings, 5 fourth openings, 6 first check valves, 7 second check valves, 8 water pumping and injecting devices, and 9 waterproof caps.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, which are not intended as limitations of the present invention.
Referring to fig. 1, a water injection device for ureteroscope operation comprises a water injection pipe body 1;
the water injection pipe body 1 is provided with a first opening 2, a second opening 3, a third opening 4 and a fourth opening 5;
the first opening 2 is provided with a first check valve 6, and the first check valve 6 is connected with a water input device;
the second opening 3 is provided with a second check valve, and the second check valve 7 is connected with a transfusion pipeline at the inlet of the ureteroscope operation hole;
the third opening 4 is connected with a water pumping and injecting device 8;
a waterproof cap 9 is arranged on the fourth opening 5 and used for an operation standby hole of the ureteroscope.
The utility model discloses a third open-ended takes out water injection device and draws water, and first check valve is opened, and the second check valve is closed, and water among the input water device is inputed the water injection pipe body from first opening, goes to again and takes out water injection device, and the air suction device carries out the water injection again, and first check valve is closed, and the second check valve is opened, and water pours into the infusion pipeline of ureteroscope handle hole entry into through the second opening into, adopts the utility model discloses a device not only draws water and the water injection process is laborsaving, and the water injection process is continuous moreover, can realize aseptic control, reduces the operation risk. The device also has the advantages of simple manufacture, low cost and simple operation, and can be operated by one person, thereby reducing the manpower. The utility model discloses a water injection device is under the prerequisite of accomplishing the water injection speed of controllable regulation, and the fourth opening of design is certain angle and links to each other with the water injection pipe body to connect waterproof cap, through the waterproof hole that has on the waterproof cap, can pass in and out the exploration apparatus seal wire that the operation process used, rubble apparatus laser fiber, stone taking apparatus cover stone basket etc. uses as the operation passageway of surgical instruments, does not influence the water injection simultaneously.
The first check valve and the second check valve are also called check valves, and have the advantages of simple installation and easy realization while realizing the function of one-way circulation.
In this embodiment, on the basis of the above embodiments, in order to facilitate the operation and the injection of water, a first opening 2 is provided at one end of the water injection pipe body 1; the other end is provided with a second opening 3, and a third opening 4 is arranged on the water injection pipe body 1 between the first check valve 6 and the second check valve 7.
In this embodiment, on the basis of the above embodiments, the fourth opening 5 is provided on the water injection pipe body 1 between the second check valve 7 and the infusion pipeline.
The fourth opening is opened in the distal end of first, second check valve, if the handle hole carries out the apparatus operation, does not influence the sealing function of water injection device body when drawing water, water injection if being convenient for. The water injection function and the appliance operation function are carried out in the same water injection device, and the two functions are not influenced.
In this embodiment, on the basis of the above embodiments, an included angle a between the fourth opening 5 and the water injection pipe body 1 is 25-35 °.
The included angle of 25-35 degrees is arranged, so that surgical instruments such as laser optical fibers, guide wires and a stone-covering basket can be conveniently placed.
Preferably, an included angle of 30 degrees is formed between the fourth opening 5 and the water injection pipe body 1.
Preferably, the water input device is a physiological saline bag connected with an infusion tube.
3000ml of normal saline is placed in the normal saline bag, one end of the first check valve is connected through the infusion tube, and the normal saline bag with the volume of 3000ml is selected, so that the sterile saline bag has the advantages of large flushing amount, less replacement times and capability of keeping sterile operation.
Preferably, the water injection pipe body 1 is a plastic water injection pipe.
The plastic pipe is used, and the price is low.
In this embodiment, on the basis of the above embodiment, the water pumping and injecting device 8 is an injector, and a disposable medical injector can be selected; the third opening 4 is provided with a through hole, and the nipple at the front end of the injector can be inserted into the water injection pipe body 1 through the through hole. The nipple is completely matched with the outer wall of the through hole, so that water leakage is prevented; water enters and exits the cavity of the injector through the nipple and the water injection pipe body.
The disposable medical injector is used for pumping water, can be used for one time, avoids cross infection, and can be a common medical 50ml injector.
In this embodiment, on the basis of the above embodiments, the injector and the water injection tube body 1 are integrated.
The water pumping and injecting device 8 is an injector, the injector and the water injection pipe body are made of plastic, the injector and the water injection pipe body are prepared in a fixed connection mode, a nipple connected with the front end of the injector and a pintle is directly prepared to be the same as the diameter of a third opening of the water injection pipe body, the nipple and the water injection pipe body are prepared into an integrated structure, the two direct connections have no gap, leakage at a joint is avoided, the assembling process is also avoided, the existing disposable medical injector can be used in the preparation process, only the third opening needs to be processed to be consistent with the diameter of the nipple, and the injection molding is completed integrally.
Further, one side of the fourth opening 5 is spaced from the end b of the second opening 2 by a distance of 10-30 mm. Preferably, the distance b is 25 mm.
If the distance b between the fourth opening and the second opening is too short, for example less than 10mm, in the process of placing the operation instrument, the length of the guide wire and other instruments entering the water injection pipe body is too short, and the placed instrument is easy to form a similar slope threshold-like obstruction with the operation hole of the ureteroscope; if the distance b between the fourth opening and the second opening is too long, for example, greater than 30mm, the overall length of the water injection pipe body needs to be increased, the connection and fixation between the water injection device and the ureteroscope operation hole are affected, and the overall attractiveness of the whole water injection device is affected.
Referring to fig. 1, the utility model discloses a working process:
the disposable medical injector is fixedly connected with the third opening 4, water is pumped from the third opening 4, the one-way valve of the first opening 2 is opened, the one-way valve of the second opening 3 is closed, and the physiological saline in the physiological saline bag connected with the infusion tube enters the water injection tube body 1; then the disposable medical injector injects water from the third opening 4, the one-way valve of the second opening 3 is opened, the one-way valve of the first opening 2 is closed, and the water is delivered to the infusion pipeline at the inlet of the ureteroscope operation hole, so that the operation is repeated, the water is injected rapidly and continuously, the continuous sterile injection of the water into the infusion pipeline is realized, the operation time is saved, and the clear operation visual field is kept.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. A water injection device for ureteroscope operation is characterized by comprising a water injection pipe body;
the water injection pipe body is provided with a first opening, a second opening, a third opening and a fourth opening;
the first opening is provided with a first check valve, and the first check valve is connected with a water input device;
the second opening is provided with a second check valve which is connected with a transfusion pipeline at the inlet of the ureteroscope operation hole;
the third opening is connected with a water pumping and injecting device;
and a waterproof cap is arranged on the fourth opening and is used for an operation standby hole of the ureteroscope.
2. The water injection device for ureteroscope operation as set forth in claim 1, wherein a first opening is formed at one end of the water injection tube body; the other end is equipped with the second opening, be equipped with the third opening on the water injection pipe body between first check valve and the second check valve.
3. The water injection device for ureteroscope operation according to claim 2, wherein a fourth opening is provided on the water injection pipe body between the second check valve and the infusion pipeline.
4. The water injection device for ureteroscope operation according to any one of claims 1 to 3, wherein an included angle of 25-35 degrees is formed between the fourth opening and the water injection pipe body.
5. The water injection device for ureteroscope operation as recited in claim 4, wherein an included angle of 30 degrees is formed between the fourth opening and the water injection pipe body.
6. The water injection device for ureteroscopy surgery according to claim 4, wherein the water input device is a saline bag connected with an infusion tube.
7. The water injection device for ureteroscopy surgery according to claim 6, characterized in that, the water injection tube body is a plastic water injection tube.
8. The water injection device for ureteroscopy surgery according to claim 7, wherein the water suction/injection device is a syringe, the third opening is provided with a through hole, and a nipple at the tip of the syringe can be inserted into the water injection tube body through the through hole.
9. The water injection device for ureteroscopy surgery according to claim 7, characterized in that, the water pumping and injecting device is a syringe, and the syringe and the water injection pipe body are of an integral structure.
10. The water injection device for ureteroscopy surgery according to claim 1, wherein one side of the fourth opening is 10-30mm away from the end of the second opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571528.5U CN212661954U (en) | 2020-04-16 | 2020-04-16 | Water injection device for ureteroscope operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020571528.5U CN212661954U (en) | 2020-04-16 | 2020-04-16 | Water injection device for ureteroscope operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212661954U true CN212661954U (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020571528.5U Active CN212661954U (en) | 2020-04-16 | 2020-04-16 | Water injection device for ureteroscope operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212661954U (en) |
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2020
- 2020-04-16 CN CN202020571528.5U patent/CN212661954U/en active Active
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