CN210903225U - Perfusion aspirator - Google Patents
Perfusion aspirator Download PDFInfo
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- CN210903225U CN210903225U CN201921331721.5U CN201921331721U CN210903225U CN 210903225 U CN210903225 U CN 210903225U CN 201921331721 U CN201921331721 U CN 201921331721U CN 210903225 U CN210903225 U CN 210903225U
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- perfusion
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- aspirator
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Abstract
The utility model provides a perfusion aspirator, which comprises a perfusion component and an attraction component, wherein the front end of the perfusion component is provided with a sheath tube mounting port, the rear end of the perfusion component is connected with the front end of the attraction component, the rear end of the attraction component is provided with an instrument mounting port, and an inner channel of the perfusion component is communicated with an inner channel of the attraction component; the side wall of the perfusion component is provided with a perfusion channel tube used for connecting a perfusion liquid guide tube, the side wall of the suction component is provided with a suction channel tube used for connecting a negative pressure generating device, the perfusion channel tube is communicated with an inner channel of the perfusion component, and the suction channel tube is communicated with the inner channel of the suction component. The embodiment of the utility model provides a fill aspirator has optimized the structure of filling the aspirator, possesses the function of filling the attraction, is favorable to improving operation efficiency.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a fill aspirator.
Background
Traditional percutaneous nephroscope is the single channel design, can not realize limit rubble and attract in the art, and operation efficiency is lower to in the ureter section rubble art that traditional ureter nephroscope was carried out very easily washed ureteral calculus to the kidney in, lead to changing the operation mode, change into percutaneous nephroscope rubble art by ureter rubble art promptly, or ureter soft mirror rubble art, perhaps place two weeks of two J pipes, adopt external rubble or endoscope rubble to get the stone art again. The patients are suffered from larger treatment wounds, longer treatment period, higher medical expense and higher treatment risk, thereby causing the psychological pressure of doctors to be increased.
In the course of research on the prior art, the inventors of the present invention found that the current percutaneous nephroscope has been widely used in clinical applications, especially in the examination and treatment of urinary calculus. With the development of clinical technology and the development of the design and production level of medical instruments, if the percutaneous nephroscope has the function of perfusion and suction, the lithotripsy efficiency is higher compared with the traditional percutaneous nephroscope function.
SUMMERY OF THE UTILITY MODEL
The utility model provides a perfusion aspirator to optimize the structure of perfusion aspirator, possess the function of perfusion attraction, be favorable to improving operation efficiency.
In order to solve the technical problem, an embodiment of the present invention provides a perfusion aspirator, which includes a perfusion component and a suction component, wherein a sheath tube mounting port is arranged at the front end of the perfusion component, the rear end of the perfusion component is connected with the front end of the suction component, an instrument mounting port is arranged at the rear end of the suction component, and an inner channel of the perfusion component is communicated with an inner channel of the suction component;
the side wall of the perfusion component is provided with a perfusion channel tube used for connecting a perfusion liquid guide tube, the side wall of the suction component is provided with a suction channel tube used for connecting a negative pressure generating device, the perfusion channel tube is communicated with an inner channel of the perfusion component, and the suction channel tube is communicated with the inner channel of the suction component.
Preferably, a negative pressure adjusting hole is formed in the side wall of the suction part, and the negative pressure adjusting hole is communicated with the inner channel of the suction part.
Preferably, the negative pressure adjusting hole is formed in a side wall of the suction member corresponding to the outlet end of the inner channel of the suction channel tube, and the negative pressure adjusting hole is a strip-shaped hole.
Preferably, the inner channel of the suction channel tube has an arc-shaped channel structure, and an outlet end of the inner channel of the suction channel tube is bent toward the pouring member.
Preferably, the suction passage tube is disposed near the irrigation member, and a side wall of the suction member between the suction passage tube and the instrument mounting port serves as a hand-held operation handle.
Preferably, the relative angle between the suction channel tube and the perfusion channel tube is 90 °.
Preferably, the side wall of the top of the suction channel tube is provided with an external thread for connecting a negative pressure suction tube.
Preferably, the side wall of the top of the perfusion channel pipe is provided with an external thread for connecting a perfusion fluid conduit.
Preferably, the side wall of the inner channel of the pouring component is provided with an internal thread for connecting the sheath.
Preferably, the pouring member and the suction member are both cylindrical structures, and the diameter of the pouring member is larger than that of the suction member.
Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a fill aspirator is applied to endoscope medical treatment operation, mountable sheath pipe, and the collection liquid fills, the negative pressure attracts function in an organic whole, realizes that the limit scrap in calculus treatment operation in-process is inhaled, the function in turn is inhaled to the bits and pieces, has improved the efficiency of percutaneous nephrolithotomy operation.
Introducing perfusion liquid into the inner channel of the perfusion component through the perfusion channel tube, and realizing liquid perfusion through the sheath tube; the suction channel pipe is connected with a negative pressure generating device, stones and tissues are sucked out of the body by utilizing the negative pressure suction principle and are discharged through the inner channel of the suction part, the suction flow and pressure can be quickly and effectively adjusted, the perfusion internal pressure of a working area in an operation is reduced, the probability of occurrence of surgical complications such as sepsis is reduced, and turbid perfusion liquid in a cavity can be sucked out, so that perfusion and suction of the perfusion liquid in the operation process are continuously and uniformly performed at the same time, the visual field in the stone crushing process is kept clear, and the high efficiency of the operation is ensured.
Therefore, based on the alternate crushing and suction functions of the perfusion aspirator, the operation efficiency of the percutaneous aspiration stone operation can be greatly improved, the intra-renal pressure can be kept at a safe level in the operation process, and the operation safety is ensured. Simultaneously, the shorter part and the suction part of filling can make the operation expansion in-process fill the aspirator and become littleer to the influence that the doctor screwed in the sheath pipe, and can realize the sheath pipe before the art with fill installation between the aspirator, and then be favorable to improving operation efficiency.
Drawings
Fig. 1 is a schematic structural view of a perfusion aspirator in an embodiment of the present invention;
fig. 2 is a front view of the perfusion aspirator in an embodiment of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is a rear view of the irrigation aspirator in an embodiment of the present invention;
fig. 5 is a bottom view of the irrigation aspirator in an embodiment of the present invention;
fig. 6 is a top view of the irrigation aspirator in an embodiment of the present invention;
fig. 7 is a left side view of the irrigation aspirator in an embodiment of the present invention;
wherein the reference numbers in the drawings of the specification are as follows:
1. a pouring member; 11. filling a channel tube; 12. a sheath tube mounting port;
2. a suction member; 21. a suction passage tube; 211. an inner passage of the suction passage tube; 22. an instrument mounting port;
3. and a negative pressure regulating hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 7, a preferred embodiment of the present invention provides a perfusion aspirator, which includes a perfusion component 1 and a suction component 2, wherein a sheath tube mounting port 12 is disposed at a front end of the perfusion component 1, a rear end of the perfusion component 1 is connected to a front end of the suction component 2, an instrument mounting port 22 is disposed at a rear end of the suction component 2, and an inner channel of the perfusion component 1 is communicated with an inner channel of the suction component 2;
the side wall of the perfusion component 1 is provided with a perfusion channel tube 11 used for connecting a perfusion fluid conduit, the side wall of the suction component 2 is provided with a suction channel tube 21 used for connecting a negative pressure generating device, the perfusion channel tube 11 is communicated with the inner channel of the perfusion component 1, and the suction channel tube 21 is communicated with the inner channel of the suction component 2.
The embodiment is applied to endoscope medical surgery, can be provided with the sheath tube, integrates the functions of liquid collection body perfusion and negative pressure suction, realizes the functions of crushing, sucking and crushing alternation in the process of calculus treatment surgery, and improves the efficiency of percutaneous nephrolithotomy surgery.
Introducing perfusion liquid into an inner channel of the perfusion component 1 through the perfusion channel tube 11, and realizing liquid perfusion through a sheath tube; the suction channel tube 21 is connected with a negative pressure generating device, and the stone and the tissue are sucked out of the body by utilizing the negative pressure suction principle and are discharged through the inner channel of the suction part 2, so that the suction flow and the pressure can be quickly and effectively adjusted, the perfusion internal pressure of a working area in the operation is reduced, the probability of occurrence of surgical complications such as sepsis and the like is reduced, and turbid perfusion liquid in the cavity can be sucked out, thereby realizing that the perfusion and the suction of the perfusion liquid are continuously and uniformly carried out simultaneously in the operation process, keeping the visual field clear in the stone crushing process, and ensuring the high efficiency of the operation.
Therefore, based on the alternate crushing and suction functions of the perfusion aspirator, the operation efficiency of the percutaneous aspiration stone operation can be greatly improved, the intra-renal pressure can be kept at a safe level in the operation process, and the operation safety is ensured. Simultaneously, the shorter part 1 and the suction part 2 of pouring into can make the operation expansion in-process pour into the aspirator and diminish the influence that the doctor screwed in the sheath pipe, and can realize the sheath pipe before the art with pour into installation between the aspirator, and then be favorable to improving operation efficiency.
Referring to fig. 5 and 6, in the present embodiment, it should be noted that, in order to facilitate the doctor to hold the perfusion aspirator for operation, through a large number of experimental studies, the relative angle between the suction channel tube 21 and the perfusion channel tube 11 is designed to be 90 °. Also, in order to facilitate the holding operation in the operation, the suction passage tube 21 is disposed close to the irrigation member 1, and the side wall of the suction member 2 between the suction passage tube 21 and the instrument mounting port 22 serves as a holding operation handle for the holding operation of the doctor.
In addition, in order to facilitate installation of the pipeline and the sheath tube, an external thread for connecting the negative pressure suction tube is arranged on the top side wall of the suction channel tube 21. And the side wall of the top of the perfusion channel pipe 11 is provided with an external thread for connecting a perfusion fluid guide pipe. And the side wall of the inner channel of the perfusion component 1 is provided with an internal thread for connecting a sheath tube.
Referring to fig. 3, in one preferred embodiment, in order to rationalize the structure, the inner passage 211 of the suction passage tube has an arc-shaped passage structure, and the outlet end of the inner passage 211 of the suction passage tube is bent toward the pouring member 1.
The perfusion part 1 and the suction part 2 are both in cylindrical structures, the diameter of the perfusion part 1 is larger than that of the suction part 2, the diameter of the end part of the suction part 2, which is used for arranging the instrument mounting opening 22, is also larger than that of the suction part 2, so that the instrument insertion operation is facilitated, and meanwhile, a sealing cap can be sleeved on the instrument mounting opening 22. The length of the inner channel of the perfusion component 1 and the suction component 2 is short, so that the obstruction of the expansion process of the percutaneous puncture operation on the skin screwing of the external sheath can be reduced, and the operation efficiency is improved.
Before percutaneous puncture operation, because fill channel pipe 11 with attract channel pipe 21 all for the design of T type, and the passageway is shorter, fill the whole cylindrical design that is of aspirator to make and fill channel pipe 11 and attract the rotation influence of passageway when expanding little, can install earlier the sheath pipe arrives sheath pipe installing port 12 is favorable to improving operation efficiency.
Referring to fig. 2, in a preferred embodiment, a negative pressure adjusting hole 3 is formed in a side wall of the suction member 2, and the negative pressure adjusting hole 3 is communicated with an inner channel of the suction member 2. The negative pressure adjusting hole 3 is formed in the side wall of the suction part 2 corresponding to the outlet end of the inner channel 211 of the suction channel pipe, and the negative pressure adjusting hole is a strip-shaped hole.
In this embodiment, the doctor holds the perfusion aspirator to perform the operation, presses the negative pressure adjusting hole 3 with the thumb, and adjusts the negative pressure suction force by changing the opening degree of the negative pressure adjusting hole 3, thereby adjusting the suction flow and pressure quickly and effectively, reducing the perfusion internal pressure of the working area in the operation, reducing the occurrence probability of the operation complications such as sepsis, and simultaneously sucking the turbid perfusion fluid in the cavity, realizing that the perfusion and the suction of the perfusion fluid are continuously and uniformly performed simultaneously in the operation process, keeping the visual field clear in the lithotripsy process, and ensuring the high efficiency of the operation.
The utility model provides a perfusion aspirator is a perfusion suction hand piece, has improved traditional endoscope perfusion channel, has realized the high-efficient function that percutaneous nephroscope limit scrap was inhaled. During the process of crushing the stone, a doctor actively adjusts the negative pressure adjusting holes 3 to adjust the negative pressure suction in a finger pressing mode, so that tissues or crushed stone are sucked out of the body in time, and the process of crushing, sucking and sucking the stone alternately is realized.
The negative pressure suction is actively adjusted through the negative pressure adjusting hole 3, the suction flow and pressure can be quickly and effectively adjusted, the perfusion internal pressure of a working area in the operation is reduced, the probability of the occurrence of surgical complications such as sepsis and the like is reduced, turbid perfusion liquid in the cavity can be sucked out, the perfusion and the suction of the perfusion liquid in the operation process are continuously and uniformly performed at the same time, the visual field in the stone breaking process is kept clear, and the high efficiency of the operation is ensured.
The interfaces of the perfusion component 1 and the suction component 2 are both designed in a cylindrical shape and can rotate around the channel of the apparatus after being installed, so that the position of the perfusion opening or the suction opening can be rotated.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. A perfusion aspirator is characterized by comprising a perfusion part and an attraction part, wherein the front end of the perfusion part is provided with a sheath tube mounting port, the rear end of the perfusion part is connected with the front end of the attraction part, the rear end of the attraction part is provided with an instrument mounting port, and an inner channel of the perfusion part is communicated with an inner channel of the attraction part;
the side wall of the perfusion component is provided with a perfusion channel tube used for connecting a perfusion liquid guide tube, the side wall of the suction component is provided with a suction channel tube used for connecting a negative pressure generating device, the perfusion channel tube is communicated with an inner channel of the perfusion component, and the suction channel tube is communicated with the inner channel of the suction component.
2. The perfusion aspirator of claim 1, wherein the suction member has a negative pressure regulating hole in a sidewall thereof, the negative pressure regulating hole communicating with the internal passage of the suction member.
3. The perfusion aspirator of claim 2, wherein the negative pressure adjusting hole is formed in a side wall of the suction member corresponding to the outlet end of the inner passage of the suction passage tube, and the negative pressure adjusting hole is a strip-shaped hole.
4. The perfusion aspirator of claim 1 or claim 3, wherein the inner passage of the suction passage tube is in an arcuate passage configuration, and the outlet end of the inner passage of the suction passage tube is curved towards the perfusion member.
5. The perfusion aspirator of claim 1, wherein the suction passage tube is disposed adjacent to the perfusion member, a sidewall of the suction member between the suction passage tube and the instrument mounting port serving as a hand-held handle.
6. The perfusion aspirator of claim 1, wherein the relative angle between the suction channel tube and the perfusion channel tube is 90 °.
7. The perfusion aspirator of claim 1, wherein the suction channel tube is provided on a top side wall thereof with an external thread for connecting a negative pressure suction tube.
8. The perfusion aspirator of claim 1, wherein the top side wall of the perfusion channel tube is provided with external threads for connecting a perfusion fluid conduit.
9. The perfusion aspirator of claim 1, wherein the side wall of the inner channel of the perfusion member is provided with internal threads for connection to a sheath.
10. The irrigation aspirator of claim 1, wherein the irrigation member and the aspiration member are each cylindrical in configuration, and wherein the irrigation member has a diameter greater than the diameter of the aspiration member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331721.5U CN210903225U (en) | 2019-08-15 | 2019-08-15 | Perfusion aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331721.5U CN210903225U (en) | 2019-08-15 | 2019-08-15 | Perfusion aspirator |
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| Publication Number | Publication Date |
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| CN210903225U true CN210903225U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921331721.5U Active CN210903225U (en) | 2019-08-15 | 2019-08-15 | Perfusion aspirator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464421A (en) * | 2019-08-15 | 2019-11-19 | 广州医科大学附属第一医院 | Aspirator is perfused |
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2019
- 2019-08-15 CN CN201921331721.5U patent/CN210903225U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464421A (en) * | 2019-08-15 | 2019-11-19 | 广州医科大学附属第一医院 | Aspirator is perfused |
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