CN215306485U - Double-balloon puncture outfit - Google Patents
Double-balloon puncture outfit Download PDFInfo
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- CN215306485U CN215306485U CN202120046082.9U CN202120046082U CN215306485U CN 215306485 U CN215306485 U CN 215306485U CN 202120046082 U CN202120046082 U CN 202120046082U CN 215306485 U CN215306485 U CN 215306485U
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 210000003491 skin Anatomy 0.000 description 21
- 238000000034 method Methods 0.000 description 4
- 206010019909 Hernia Diseases 0.000 description 2
- 238000012084 abdominal surgery Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000036558 skin tension Effects 0.000 description 2
- 238000007920 subcutaneous administration Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
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Abstract
The utility model relates to a two sacculus puncture wares relates to puncture medical instrument field, and it includes puncture sleeve pipe and inserts the puncture rod that sets up in puncture sleeve pipe, puncture rod's end is formed with the puncture syringe needle, puncture sleeve pipe surface is provided with first gasbag, the one end that first gasbag was kept away from to puncture sleeve pipe is provided with the air inlet, puncture sleeve pipe is inside to be formed with first air flue, the both ends of first air flue respectively with the inside of air inlet and first gasbag to the intercommunication, puncture sleeve pipe surface still overlaps and is equipped with the second gasbag, puncture sleeve pipe is inside to be formed with the second air flue, the both ends of second air flue respectively with the inside intercommunication of air inlet and second gasbag, the second gasbag is located one side that puncture syringe needle was kept away from to first gasbag. This application has the operation that reduces the puncture and uses the effect of degree of difficulty and manufacturing cost.
Description
Technical Field
The application relates to the field of puncture medical instruments, in particular to a double-balloon puncture outfit.
Background
At present, with the continuous development of medical technology, the traditional open abdominal surgery is gradually replaced by minimally invasive laparoscopic surgery. Generally, in minimally invasive abdominal surgery, a puncture outfit is used, which is generally used to puncture the abdominal wall and provide access to the body lumen for other surgical instruments.
In use, a scalpel is generally used to cut the skin epidermis, and then the puncture rod together with the puncture sleeve penetrates the skin and enters the body cavity. The puncture rod is then withdrawn and the puncture sleeve serves as a passage means for other surgical instruments into the body cavity. In the use process, in order to stably fix the puncture sleeve on the skin surface of a patient, an air bag is generally arranged on the surface of the puncture sleeve, an air inlet is formed in one end, located outside a body cavity, of the puncture sleeve and communicated with the air bag through an internal pipeline, when the puncture device is inserted into the skin, the air bag is in a contraction state and can enter the body cavity of the patient along with the puncture device, when the puncture device is punctured into the body cavity with enough depth, the air bag is ventilated into the air bag through the air inlet in the puncture sleeve, so that the air bag is expanded, the puncture sleeve cannot be directly pulled out of the body cavity of the patient, then the puncture sleeve is fixed on the outer surface of the skin of the patient through a specially-made fixing structure, the puncture sleeve is fixed on the skin of the patient through one external part and one internal part, the position of the puncture sleeve is stably fixed on the skin of the patient, and operation of other surgical instruments is facilitated for doctors.
In view of the above-mentioned related technologies, the inventor believes that in the actual use process, in order to fix the puncture outfit on the skin surface of the patient, the air bag and the special fixing structure need to be arranged on the surface of the puncture outfit at the same time, and this design greatly increases the manufacturing cost and the operation difficulty of the puncture outfit.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the manufacturing cost of the existing puncture outfit is higher and the operation difficulty is greater, the application provides a double-balloon puncture outfit.
The application provides a two sacculus puncture wares adopts following technical scheme:
the utility model provides a two sacculus puncture ware, includes puncture sleeve pipe and inserts the puncture rod that sets up in puncture sleeve pipe, the end of puncture rod is formed with the puncture syringe needle, puncture sleeve pipe surface is provided with first gasbag, the one end that first gasbag was kept away from to puncture sleeve pipe is provided with the air inlet, puncture sleeve pipe inside is formed with first air flue, the both ends of first air flue respectively with the inside of air inlet and first gasbag to the intercommunication, puncture sleeve pipe surface still overlaps and is equipped with the second gasbag, puncture sleeve pipe inside is formed with the second air flue, the both ends of second air flue respectively with the inside intercommunication of air inlet and second gasbag, the second gasbag is located one side that puncture syringe needle was kept away from to first gasbag.
Through adopting above-mentioned technical scheme, when using this kind of two sacculus puncture wares, the doctor can insert the puncture syringe needle of puncture ware to the patient subcutaneous, until first gasbag is located patient's internal cavity and the second gasbag is located outside the patient skin, ventilate in the air inlet afterwards so that first gasbag and second gasbag all expand to make first gasbag and second gasbag exert pressure to the inside and outside both sides of skin simultaneously, thereby realize the fixed position of puncture sleeve pipe on patient's skin. Compared with the prior art, the puncture outfit is more convenient in fixing mode, can fix the puncture sleeve by air inflow once, does not need to use an additional external fixing device to fix the puncture sleeve, and also reduces the manufacturing cost of the puncture outfit. Meanwhile, the expansion volumes of the first air bag and the second air bag can be controlled by controlling the air inflow amount, so that the air bag is suitable for fixing the positions of skins with different thicknesses. After use, the first balloon is deflated by withdrawing air from the air inlet port to allow the practitioner to remove the puncture instrument from the patient's body cavity.
Preferably, the puncture cannula is provided with a depth marking line on the surface, the depth marking line is positioned between the first balloon and the second balloon, and the depth marking line is arranged close to the second balloon.
Through adopting above-mentioned technical scheme, the doctor is when carrying out the puncture work, probably has the condition that whether be difficult to judge the depth of puncture suitable, and the degree of depth mark line can help the doctor to judge as appurtenance, and the doctor only needs to observe the depth mark line and arrives the position that flushes mutually with patient's skin surface when the puncture, can stop to continue the puncture for the use of this kind of puncture ware is more convenient.
Preferably, the surface of puncture syringe needle is provided with the supplementary arris of puncture, the supplementary arris of puncture extends the setting along puncture syringe needle length direction, the supplementary arris of puncture is provided with four and follows puncture syringe needle surface circumference evenly distributed.
Through adopting above-mentioned technical scheme, the doctor when using this puncture ware, the sharpness that can improve the puncture needle head on the one hand of setting up of the supplementary arris of a plurality of punctures, on the other hand also can be through controlling the effectual skin tension extrusion of the help of the tearing mode of rotation to pierce the puncture needle head to patient's internal cavity to the furthest reduces the cutting to patient's skin tissue, reduces the damage, reduces the possibility of the emergence of incision hernia.
Preferably, the connection of air inlet department is provided with the three-way valve, the three-way valve includes the valve main part, the valve main part is the columniform body, the surface intercommunication of valve main part is provided with first outer valve pipe, second outer valve pipe and third outer valve pipe, first outer valve pipe intercommunication has inflation equipment, second outer valve pipe intercommunication has suction equipment, third outer valve pipe and air inlet intercommunication, the inside plug cock that is provided with of valve main part inserts, changes the plug position through rotating and can realize that first outer valve pipe only communicates with third outer valve pipe or realize that second outer valve pipe only communicates with third outer valve pipe.
By adopting the technical scheme, a doctor can realize the switching of inflation and air exhaust by rotating the cock, the possibility that the expansion volumes of the first air bag and the second air bag are changed due to the mutual influence of air inlet and air outlet in the use process is reduced, and the stability of the puncture cannula when the puncture cannula is fixed on the skin of a patient is greatly improved.
Preferably, the cock is a cylindrical pipe body, a matching annular groove is formed on the outer wall of the cock, a matching convex ring is formed on the inner wall of the valve main body, and the matching convex ring is matched with the matching annular groove;
the axis of the first outer valve pipe is coincident with the axis of the third outer valve pipe, and the axis of the second outer valve pipe is perpendicular to the axis of the first outer valve pipe;
the inner wall of the cock is provided with a first inner valve pipe, a second inner valve pipe and a third inner valve pipe, the first inner valve pipe, the second inner valve pipe and the third inner valve pipe penetrate through the outer wall of the cock, the first inner valve pipe, the second inner valve pipe and the third inner valve pipe are communicated with each other in the cock, the axis of the first inner valve pipe and the axis of the third outer valve pipe are overlapped, when the cock rotates to the state that the first inner valve pipe is communicated with the first outer valve pipe, the second inner valve pipe is communicated with the second outer valve pipe, the third inner valve pipe is communicated with the third outer valve pipe, and the matching convex ring is attached to the matching ring groove.
By adopting the technical scheme, the arrangement of the matching convex ring and the matching annular groove can ensure that the cock is more stable in rotation, and the cock is not easy to generate axial position deviation with the valve main body;
by rotating the cock, there are 4 kinds of cooperation states between cock and the valve body:
1. the first inner valve pipe is communicated with the first outer valve pipe, the second inner valve pipe is communicated with the second outer valve pipe, and the third inner valve pipe is communicated with the third outer valve pipe;
2. the second inner valve pipe is communicated with the first outer valve pipe, the third inner valve pipe is communicated with the second outer valve pipe, and the third outer valve pipe is closed, so that the first air bag and the second air bag cannot be inflated or inhaled;
3. the third inner valve pipe is communicated with the first outer valve pipe, the first inner valve pipe is communicated with the third outer valve pipe, the second outer valve pipe is closed, and at the moment, the first air bag and the second air bag can be inflated through the first outer valve pipe;
4. the first inner valve pipe is communicated with the second outer valve pipe, the second inner valve pipe is communicated with the third outer valve pipe, the first outer valve pipe is closed, and at the moment, air can be sucked from the first air bag and the second air bag through the second outer valve pipe.
The physician can realize the pipeline switching between inflation and inspiration by rotating and adjusting the cock to the matching state of 3 and 4, and the operation is simple.
Preferably, the outer surface of the cock is provided with a plurality of clamping grooves, the clamping grooves are uniformly distributed along the circumferential direction of the cock, the number of the clamping grooves can be 4 or 8, and the inner wall of the valve main body is provided with clamping convex blocks;
when the cock rotates to the first inner valve pipe and is communicated with the first outer valve pipe, the clamping convex block is positioned in the clamping groove.
Through adopting above-mentioned technical scheme, when the quantity of joint recess was 4, the doctor can be convenient use 90 as the rotation unit with the cock and rotate, when the quantity of joint recess was 8, the doctor can be convenient use 45 as the rotation unit with the cock and rotate, the cock of being convenient for switches between the cooperation state 1-4.
Preferably, one end of the cock is provided with a first operation lever extending in the same direction as the first outer valve tube, a second operation lever extending in the same direction as the second outer valve tube, and a third operation lever extending in the same direction as the third outer valve tube.
Through adopting above-mentioned technical scheme, the setting up of first action bars, second action bars and third action bars can make things convenient for the doctor to rotate the cock on the one hand, and on the other hand also can make things convenient for the doctor to come the quick judgement three-way valve this moment and be in which kind of cooperation state through observing the coincidence condition between first action bars, second action bars and third action bars and first outer valve pipe, second outer valve pipe and the third outer valve pipe, has improved the simplicity and convenience when this kind of puncture ware uses.
Preferably, the inner diameters of the first outer valve pipe and the second outer valve pipe at the end facing the cock are gradually reduced towards the cock.
Through adopting above-mentioned technical scheme, when inflating in to first gasbag and second gasbag, can effectively improve the gas flow rate and the gas pressure that flow into in first gasbag and the second gasbag to be convenient for first gasbag and second gasbag realize quick inflation, the use of this kind of puncture ware of being convenient for more.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the first air bag and the second air bag, the puncture outfit can be conveniently fixed, and the manufacturing cost of the puncture outfit is reduced;
2. through the setting of three-way valve, can play the effect that is convenient for this kind of puncture ware aerify and breathe in first gasbag and second gasbag.
Drawings
Fig. 1 is a schematic view of the overall structure of a double-balloon puncture instrument according to an embodiment of the present application.
Fig. 2 is a schematic sectional view of the internal structure of a three-way valve according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a schematic diagram of the internal structure of a three-way valve according to an embodiment of the present invention.
Reference number legend, 1, puncture cannula; 11. a first air bag; 12. a second air bag; 13. an air inlet pipe; 14. a depth marking line; 2. a puncture rod; 21. a puncture needle head; 22. a puncture auxiliary edge; 3. a three-way valve; 31. a valve body; 311. a first outer valve tube; 312. a second outer valve tube; 313. a third outer valve tube; 314. a convex ring is matched; 315. clamping the convex block; 32. a cock; 321. a first inner valve tube; 322. a second inner valve tube; 323. a third inner valve tube; 324. matching the ring groove; 325. clamping the groove; 326. a first operating lever; 327. a second operating lever; 328. a third operating lever.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a double-balloon puncture outfit. Referring to fig. 1, the double-balloon puncture outfit comprises a puncture casing 1 and a puncture rod 2 inserted into the puncture casing 1, wherein a puncture needle head 21 is formed at the tail end of the puncture rod 2, a puncture auxiliary ridge 22 is arranged on the surface of the puncture needle head 21, the puncture auxiliary ridge 22 extends along the length direction of the puncture needle head 21, and the puncture auxiliary ridge 22 is provided with four and is uniformly distributed along the circumferential direction of the surface of the puncture needle head 21. The supplementary arris 22 of a plurality of punctures sets up the sharpness that can improve puncture needle head 21 on the one hand, and on the other hand also can be through controlling the effectual skin tension extrusion of the help of the tearing mode of rotation to pierce puncture needle head 21 to patient's internal cavity to the furthest reduces the cutting to patient's skin tissue, reduces the injury, reduces the possibility of the emergence of incision hernia. Puncture sleeve pipe 1 surface is provided with first gasbag 11, puncture sleeve pipe 1 keeps away from the one end of first gasbag 11 and is provided with the air inlet, puncture sleeve pipe 1 is inside to be formed with first air flue, the both ends of first air flue respectively with the inside to the intercommunication of air inlet and first gasbag 11, puncture sleeve pipe 1 surface still overlaps and is equipped with second gasbag 12, puncture sleeve pipe 1 is inside to be formed with the second air flue, the both ends of second air flue respectively with the inside intercommunication of air inlet and second gasbag 12, second gasbag 12 is located one side that puncture needle 21 was kept away from to first gasbag 11.
Referring to fig. 2 and 3, the puncture cannula 1 is provided with a depth marking line 14 on the surface, the depth marking line 14 is located between the first balloon 11 and the second balloon 12, and the depth marking line 14 is located near the second balloon 12. When a doctor performs puncture, the condition that whether the puncture depth is proper or not may be difficult to judge, the depth marking line 14 can be used as an auxiliary tool to help the doctor to judge, and the doctor only needs to observe the depth marking line 14 to reach the position flush with the skin surface of a patient during puncture to stop continuing puncture, so that the puncture outfit is more convenient to use.
Referring to fig. 2 and 3, a three-way valve 3 is connected to the air inlet, the three-way valve 3 includes a valve main body 31, the valve main body 31 is a cylindrical pipe, a first outer valve pipe 311, a second outer valve pipe 312 and a third outer valve pipe 313 are arranged on the outer surface of the valve main body 31 in a communicating manner, the first outer valve pipe 311 is communicated with an inflation device, the second outer valve pipe 312 is communicated with an air suction device, the third outer valve pipe 313 is communicated with the air inlet, and a cock 32 is inserted into the valve main body 31. The cock 32 is a cylindrical pipe body, a matching ring groove 324 is formed on the outer wall of the cock 32, a matching convex ring 314 is formed on the inner wall of the valve main body 31, and the matching convex ring 314 is matched with the matching ring groove 324. The axis of the first outer valve tube 311 coincides with the axis of the third outer valve tube 313, and the axis of the second outer valve tube 312 is perpendicular to the axis of the first outer valve tube 311. A plurality of clamping grooves 325 are formed in the outer surface of the cock 32, the clamping grooves 325 are evenly distributed along the circumferential direction of the cock 32, the number of the clamping grooves 325 can be 4 or 8, and clamping convex blocks 315 are arranged on the inner wall of the valve main body 31. One end of the cock 32 is provided with a first operation rod 326, a second operation rod 327, and a third operation rod 328, the first operation rod 326 extends in the same direction as the first outer valve pipe 311, the second operation rod 327 extends in the same direction as the second outer valve pipe 312, and the third operation rod 328 extends in the same direction as the third outer valve pipe 313.
Referring to fig. 2 and 3, a first inner valve pipe 321, a second inner valve pipe 322 and a third inner valve pipe 323 are arranged on the inner wall of the cock 32, the first inner valve pipe 321, the second inner valve pipe 322 and the third inner valve pipe 323 are all arranged on the outer wall of the cock 32 in a penetrating manner, the first inner valve pipe 321, the second inner valve pipe 322 and the third inner valve pipe 323 are mutually communicated in the cock 32, the axis of the first inner valve pipe 321 is coincident with the axis of the third outer valve pipe 313, when the cock 32 rotates until the first inner valve pipe 321 is communicated with the first outer valve pipe 311, the second inner valve pipe 322 is communicated with the second outer valve pipe 312, the third inner valve pipe 323 is communicated with the third outer valve pipe 313, and the matching convex ring 314 is fitted with the matching annular groove 324. When the cock 32 is rotated to the first inner valve pipe 321 to communicate with the first outer valve pipe 311, the catching protrusion 315 is located in the catching groove 325. The inner diameters of the first and second outer valve pipes 311 and 312 toward one end of the cock 32 are gradually reduced toward the cock 32.
Referring to fig. 4, by rotating the cock 32, there are 4 engagement states between the cock 32 and the valve body:
1. the first inner valve pipe 321 communicates with the first outer valve pipe 311, the second inner valve pipe 322 communicates with the second outer valve pipe 312, and the third inner valve pipe 323 communicates with the third outer valve pipe 313;
2. the second inner valve tube 322 is communicated with the first outer valve tube 311, the third inner valve tube 323 is communicated with the second outer valve tube 312, and the third outer valve tube 313 is closed, so that the first airbag 11 and the second airbag 12 cannot be inflated or inhaled;
3. the third inner valve tube 323 is communicated with the first outer valve tube 311, the first inner valve tube 321 is communicated with the third outer valve tube 313, and the second outer valve tube 312 is closed, so that the first airbag 11 and the second airbag 12 can be inflated through the first outer valve tube 311;
4. the first inner valve tube 321 communicates with the second outer valve tube 312, the second inner valve tube 322 communicates with the third outer valve tube 313, and the first outer valve tube 311 is closed, and at this time, air can be inhaled from the first and second airbags 11 and 12 through the second outer valve tube 312.
The physician can realize the pipeline switching between inflation and inspiration by rotating and adjusting the cock 32 to the matching state of 3 and 4, and the operation is simple.
The implementation principle of the double-balloon puncture outfit in the embodiment of the application is as follows: when the doctor uses the double-balloon puncture outfit, the puncture needle head 21 of the puncture outfit can be inserted into the subcutaneous space of the patient until the first air bag 11 is positioned in the body cavity of the patient and the second air bag 12 is positioned outside the skin of the patient, and then the air is ventilated into the air inlet so as to expand the first air bag 11 and the second air bag 12, so that the first air bag 11 and the second air bag 12 simultaneously apply pressure to the inner side and the outer side of the skin, and the position fixation of the puncture cannula 1 on the skin of the patient is realized. Compared with the prior art, the puncture outfit is more convenient in fixing mode, the puncture sleeve 1 can be fixed by one-time air intake, an additional external fixing device is not needed to be used for fixing the puncture sleeve 1, and the manufacturing cost of the puncture outfit is also reduced. Meanwhile, the expansion volumes of the first airbag 11 and the second airbag 12 can be controlled by controlling the magnitude of the intake air amount, thereby being adapted to the position fixation at the skin with different thicknesses. After use, first balloon 11 is deflated by withdrawing air from the air inlet port to allow the practitioner to remove the puncture instrument from the patient's body cavity. The physician can switch between inflation and deflation by rotating the cock 32 on the three-way valve 3, so as to reduce the possibility of the expansion volume of the first balloon 11 and the second balloon 12 changing due to the mutual influence of the inlet air and the outlet air during the use process, thereby greatly improving the stability of the puncture cannula 1 when being fixed on the skin of the patient.
The arrangement of the first operating rod 326, the second operating rod 327 and the third operating rod 328 can facilitate the rotation of the cock 32 by a doctor on the one hand, and can also facilitate the doctor to quickly judge which matching state the three-way valve 3 is in by observing the overlapping condition between the first operating rod 326, the second operating rod 327 and the third operating rod 328 and the first outer valve pipe 311, the second outer valve pipe 312 and the third outer valve pipe 313 on the other hand, thereby improving the convenience of the puncture outfit when in use.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a two sacculus puncture ware, includes puncture sleeve pipe (1) and inserts puncture rod (2) of setting in puncture sleeve pipe (1), the end of puncture rod (2) is formed with puncture needle head (21), puncture sleeve pipe (1) surface is provided with first gasbag (11), the one end that first gasbag (11) were kept away from in puncture sleeve pipe (1) is provided with the air inlet, puncture sleeve pipe (1) inside is formed with first air flue, the both ends of first air flue respectively with the inside of air inlet and first gasbag (11) to the intercommunication, its characterized in that: the puncture sleeve pipe (1) surface still overlaps and is equipped with second gasbag (12), puncture sleeve pipe (1) is inside to be formed with the second air flue, the both ends of second air flue communicate with the inside of air inlet and second gasbag (12) respectively, second gasbag (12) are located one side that puncture needle head (21) were kept away from in first gasbag (11).
2. A dual balloon puncture instrument according to claim 1, wherein: the puncture cannula (1) is provided with a depth marking line (14) on the surface, the depth marking line (14) is positioned between the first air bag (11) and the second air bag (12), and the depth marking line (14) is arranged close to the second air bag (12).
3. A dual balloon puncture instrument according to claim 1, wherein: the surface of puncture syringe needle (21) is provided with supplementary arris of puncture (22), supplementary arris of puncture (22) extend the setting along puncture syringe needle (21) length direction, supplementary arris of puncture (22) are provided with four and along puncture syringe needle (21) surface circumference evenly distributed.
4. A dual balloon puncture instrument according to claim 1, wherein: the air inlet is provided with a three-way valve (3) in a connected mode, the three-way valve (3) comprises a valve main body (31), the valve main body (31) is a cylindrical pipe body, the outer surface of the valve main body (31) is provided with a first outer valve pipe (311), a second outer valve pipe (312) and a third outer valve pipe (313) in a communicated mode, the first outer valve pipe (311) is communicated with inflating equipment, the second outer valve pipe (312) is communicated with air sucking equipment, the third outer valve pipe (313) is communicated with the air inlet, a cock (32) is inserted into the valve main body (31), and the first outer valve pipe (311) can be communicated with the third outer valve pipe (313) or the second outer valve pipe (312) can be communicated with the third outer valve pipe (313) only by changing the position of the cock (32) through rotation.
5. A dual balloon puncture instrument according to claim 4, wherein: the faucet (32) is a cylindrical pipe body, a matching annular groove (324) is formed in the outer wall of the faucet (32), a matching convex ring (314) is formed in the inner wall of the valve main body (31), and the matching convex ring (314) is matched with the matching annular groove (324);
the axis of the first outer valve pipe (311) is coincident with the axis of the third outer valve pipe (313), and the axis of the second outer valve pipe (312) is perpendicular to the axis of the first outer valve pipe (311);
the inner wall of the cock (32) is provided with a first inner valve pipe (321), a second inner valve pipe (322) and a third inner valve pipe (323), the first inner valve pipe (321), the second inner valve pipe (322) and the third inner valve pipe (323) are all arranged on the outer wall of the cock (32) in a penetrating mode, the first inner valve pipe (321), the second inner valve pipe (322) and the third inner valve pipe (323) are communicated with each other in the cock (32), the axis of the first inner valve pipe (321) is coincident with the axis of the third outer valve pipe (313), when the cock (32) rotates to enable the first inner valve pipe (321) to be communicated with the first outer valve pipe (311), the second inner valve pipe (322) is communicated with the second outer valve pipe (312), the third inner valve pipe (323) is communicated with the third outer valve pipe (313), and the matching convex ring (314) is attached to the matching ring groove (324).
6. A dual balloon puncture instrument according to claim 5, wherein: the outer surface of the cock (32) is provided with a plurality of clamping grooves (325), the clamping grooves (325) are uniformly distributed along the circumferential direction of the cock (32), the number of the clamping grooves (325) can be 4 or 8, and the inner wall of the valve main body (31) is provided with a clamping convex block (315);
when the cock (32) rotates to the state that the first inner valve pipe (321) is communicated with the first outer valve pipe (311), the clamping convex block (315) is positioned in the clamping groove (325).
7. A dual balloon puncture instrument according to claim 5, wherein: one end of the cock (32) is provided with a first operating rod (326), a second operating rod (327) and a third operating rod (328), the extending direction of the first operating rod (326) is the same as the extending direction of the first outer valve pipe (311), the extending direction of the second operating rod (327) is the same as the extending direction of the second outer valve pipe (312), and the extending direction of the third operating rod (328) is the same as the extending direction of the third outer valve pipe (313).
8. A dual balloon puncture instrument according to claim 5, wherein: the inner diameters of the first outer valve pipe (311) and the second outer valve pipe (312) towards one end of the cock (32) are gradually reduced towards the cock (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046082.9U CN215306485U (en) | 2021-01-08 | 2021-01-08 | Double-balloon puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046082.9U CN215306485U (en) | 2021-01-08 | 2021-01-08 | Double-balloon puncture outfit |
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| Publication Number | Publication Date |
|---|---|
| CN215306485U true CN215306485U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120046082.9U Active CN215306485U (en) | 2021-01-08 | 2021-01-08 | Double-balloon puncture outfit |
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| CN (1) | CN215306485U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117414181A (en) * | 2022-11-23 | 2024-01-19 | 杭州康基医疗器械有限公司 | Saccule puncture outfit with novel fixing device |
-
2021
- 2021-01-08 CN CN202120046082.9U patent/CN215306485U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117414181A (en) * | 2022-11-23 | 2024-01-19 | 杭州康基医疗器械有限公司 | Saccule puncture outfit with novel fixing device |
| CN117414181B (en) * | 2022-11-23 | 2024-05-07 | 杭州康基医疗器械有限公司 | Saccule puncture outfit with novel fixing device |
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