CN210749295U - Gynecological tumor sampler - Google Patents
Gynecological tumor sampler Download PDFInfo
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- CN210749295U CN210749295U CN201921048563.2U CN201921048563U CN210749295U CN 210749295 U CN210749295 U CN 210749295U CN 201921048563 U CN201921048563 U CN 201921048563U CN 210749295 U CN210749295 U CN 210749295U
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Abstract
The utility model relates to the field of medical equipment, a gynecological tumor sampler is disclosed, include: the shearing device comprises a first shearing arm and a second shearing arm which are hinged with each other, wherein one end of the first shearing arm is provided with a first shearing knife, one end of the second shearing arm is provided with a second shearing knife, and a first flow guide channel and a first liquid suction hole communicated with the first flow guide channel are formed in the first shearing knife; a second flow guide channel and a second liquid suction hole communicated with the second flow guide channel are formed in the second shearing knife; a first flow guide channel communicated with the first flow guide channel is formed in the first shearing arm, and a second flow guide channel communicated with the second flow guide channel is formed in the second shearing arm; the liquid storage tank is communicated with the first drainage channel and the second drainage channel through a first pipeline; the negative pressure device is communicated with the liquid storage tank through a second pipeline; the first switch valve is arranged on the first pipeline; the second switch valve is arranged on the second pipeline; the negative pressure device can suck body fluid into the liquid storage box for storage, and can avoid the influence of the body fluid seeped from the tissues on the visual field of the cut tumor.
Description
Technical Field
The embodiment of the utility model provides a relate to the medical instrument field, in particular to gynaecology's tumour sampler.
Background
When a patient has a tumor, the hospital needs to sample the tumor to determine whether the tumor is malignant or benign. At present, biopsy forceps are used to take tumor samples in clinical practice when tumor samples are taken from patients.
When the sampling device of current exists when using, has following technical problem: during the sampling procedure, blood or other body fluids seep from the tissue, affecting the field of view.
Disclosure of Invention
An object of the embodiment of the utility model is to provide a gynecological tumor sampler can absorb the blood or other body fluids that ooze in the tissue, avoids influencing the field of vision of cutting the tumour.
In order to solve the technical problem, an embodiment of the utility model provides a gynecological tumor sampler, include:
the first shearing arm and the second shearing arm are hinged with each other, one end of the first shearing arm is provided with a first shearing knife, one end of the second shearing arm is provided with a second shearing knife, the first shearing knife and the second shearing knife are both positioned at the same side of a hinge point of the first shearing arm and the second shearing arm, a first flow guide channel is formed in the first shearing knife, and at least one first liquid suction hole communicated with the first flow guide channel is formed in the first shearing knife; a second flow guide channel is formed in the second shearing knife, and at least one second liquid suction hole communicated with the second flow guide channel is formed in the second shearing knife; a first flow guide channel communicated with the first flow guide channel is formed in the first shearing arm, and a second flow guide channel communicated with the second flow guide channel is formed in the second shearing arm;
the liquid storage tank is communicated with the first drainage channel and the second drainage channel through a first pipeline and is used for storing body fluid exuded by tissues;
the negative pressure device is communicated with the liquid storage tank through a second pipeline;
the first switch valve is arranged on the first pipeline and used for opening or closing the first pipeline;
the second switch valve is arranged on the second pipeline and used for opening or closing the second pipeline;
the negative pressure device is used for opening and extracting air in the liquid storage tank after the first switch valve is closed and the second switch valve is opened, and the first switch valve is used for opening after the air in the liquid storage tank is completely extracted and the second switch valve is closed.
The utility model discloses embodiment is for prior art, because set up first water conservancy diversion passageway in the first shearing arm, and set up the first drainage channel with first water conservancy diversion passageway intercommunication on the first shearing sword of first shearing arm, and set up the first drainage channel with first water conservancy diversion passageway intercommunication on the first shearing arm shanghai, in addition, set up second water conservancy diversion passageway in the second shearing arm, and set up the second drainage hole with second water conservancy diversion passageway intercommunication on the second shearing sword of second shearing arm, and set up the second drainage channel with second water conservancy diversion passageway intercommunication on the second shearing arm shanghai, in addition, because the sampler still includes: the liquid reserve tank, negative pressure equipment, first ooff valve and second ooff valve, the liquid reserve tank passes through first pipeline and first drainage channel and second drainage channel intercommunication, negative pressure equipment passes through second pipeline and liquid reserve tank intercommunication, first ooff valve is used for opening or closing first passageway, the second ooff valve is used for opening or closing the second pipeline, close when first ooff valve, the back is opened to the second ooff valve, negative pressure equipment opens, carry out the evacuation to the liquid reserve tank, after accomplishing the evacuation, open first ooff valve, close the second ooff valve, the negative pressure in the liquid reserve tank this moment can make the first imbibition hole of effusion statistics and second imbibition hole, then get into first drainage channel and second drainage channel, and then get into the liquid reserve tank the inside, and be stored, and then can avoid blood or other body fluids that ooze in the tissue to influence the field of view of cutting tumour.
Additionally, the first shear arm includes:
a first stationary tube;
the first telescopic pipe is inserted into the first fixed pipe in a telescopic mode and used for being inserted into the first fixed pipe or being pulled out of the first fixed pipe, and the first fixed pipe and the first telescopic pipe are hollow pipes and jointly form the first drainage channel;
the first shearing knife is fixedly connected with the first telescopic pipe;
the first positioning piece is arranged on the first telescopic pipe and used for fixing the first telescopic pipe when the first telescopic pipe moves to a preset position relative to the first fixed pipe;
the second shear arm comprises:
a second stationary tube;
the second telescopic pipe is hinged with the second telescopic pipe, the second telescopic pipe is telescopically inserted into the second fixed pipe and is used for being inserted into the second fixed pipe or being pulled out of the second fixed pipe, and the second fixed pipe and the second telescopic pipe are hollow pipes and jointly form a second drainage channel;
the second shearing knife is fixedly connected with the second telescopic pipe;
and the second positioning piece is arranged on the second telescopic pipe and used for fixing the second telescopic pipe when the second telescopic pipe moves to a preset position relative to the second fixed pipe.
In addition, the first fixed pipe and the telescopic pipe are both polygonal pipes, a plurality of first positioning holes are formed in the first fixed pipe, and the first positioning holes are sequentially arranged along the length direction of the first fixed pipe;
set up first spacing hole on the first flexible pipe, first locating piece includes:
the number of the first flexible sealing gaskets is equal to that of the first positioning holes, the first flexible sealing gaskets correspond to the first positioning holes one by one, and each first flexible sealing gasket covers the outside of the corresponding first positioning hole and is fixedly connected with the outer wall of the first fixing pipe; the first elastic recovery part is arranged in the first telescopic pipe, is fixed with the pipe wall of one side of the first telescopic pipe, which is far away from the first limiting hole, and is arranged towards the first limiting hole;
the first positioning key is arranged in the first limiting hole and is fixedly connected with the first rebounding part;
the first positioning key is used for being clamped into one first positioning hole when the first telescopic pipe moves to a preset position relative to the first fixed pipe.
In addition, the first positioning key includes:
the first positioning plate is fixedly connected with the first rebounding part;
the first cylinder is fixedly connected with one side, away from the first resilient part, of the first positioning plate, the first cylinder is slidably arranged in the first limiting hole, and the first positioning plate is abutted against the inner wall of the first telescopic pipe.
In addition, the second fixed pipe and the second telescopic pipe are both polygonal pipes, a plurality of second positioning holes are formed in the second fixed pipe, and the second positioning holes are sequentially arranged along the length direction of the second fixed pipe;
the second telescopic pipe is provided with a second limiting hole, and the second positioning piece comprises:
the number of the second flexible sealing gaskets is equal to that of the second positioning holes, the second flexible sealing gaskets correspond to the second positioning holes one by one, and each second flexible sealing gasket covers the outside of the corresponding second positioning hole and is fixedly connected with the outer wall of the second fixing pipe;
the second elastic component is arranged in the second telescopic pipe, is fixed with the pipe wall of one side, away from the second limiting hole, of the second telescopic pipe and is arranged towards the second limiting hole;
the second positioning key is arranged in the second limiting hole and is fixedly connected with the second springback component;
the second positioning key is used for being clamped into one second positioning hole when the second telescopic pipe moves to a preset position relative to the second fixing pipe.
In addition, the second positioning key includes:
the second positioning plate is fixedly connected with the second springback component;
and the second cylinder is fixedly connected with one side, away from the second springback component, of the second positioning plate, the second cylinder is slidably arranged in the second limiting hole, and the second positioning plate is abutted against the inner wall of the second telescopic pipe.
In addition, the gynecological tumor sampler further comprises:
and the cleaning device is communicated with the liquid storage tank and is used for spraying water into the liquid storage tank when the first switch valve is opened and the second switch valve is closed.
In addition, one side of the first fixed pipe, which is far away from the first shearing knife, is provided with a first ring, and one side of the second fixed pipe, which is far away from the second shearing knife, is provided with a second ring.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a schematic structural diagram of a gynecological tumor sampler according to a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a first shearing blade according to a first embodiment of the present invention;
fig. 3 is a cross-sectional view of a second shearing blade in a first embodiment of the present invention;
fig. 4 is a sectional view of the first fixed pipe and the first telescopic pipe of the first embodiment of the present invention after being assembled;
fig. 5 is a sectional view of the second fixed pipe and the second telescopic pipe of the first embodiment of the present invention after being assembled.
Description of reference numerals:
11. a first shearing knife; 111. a first flow guide passage; 112. a first liquid suction port; 12. a first drainage channel; 13. a first stationary tube; 131. a first positioning hole; 14. a first telescopic tube; 141. a first limit hole; 151. a first flexible gasket; 152. a first resilient member; 153. a first positioning key; 1531. a first positioning plate; 1532. a first cylinder;
21. a second shearing knife; 211. a second flow guide channel; 212. a second pipette well; 22. a second drainage channel; 23. a second stationary tube; 231. a second positioning hole; 24. a second telescopic tube; 241. a second limiting hole; 25. a second positioning member; 251. a second flexible gasket; 252. a second resilient member; 253. a second positioning key; 2531. a second positioning plate; 2532. a second cylinder;
3. a liquid storage tank; 4. a negative pressure device; 5. a first on-off valve; 6. a second on-off valve; 7. a first conduit; 8. a second conduit; 91. a water storage tank; 92. a water pump; 93. a third pipeline; 94. a third on-off valve; 101. a first ring; 102. a second finger ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
The first embodiment of the utility model relates to a gynecological tumor sampler, as shown in fig. 1 to 3, the sampler includes: the device comprises a first shearing arm, a second shearing arm, a liquid storage tank 3, a negative pressure device 4, a first switch valve 5 and a second switch valve 6, wherein the first shearing arm and the second shearing arm are hinged with each other, one end of the first shearing arm is a first shearing knife 11, one end of the second shearing arm is a second shearing knife 21, the first shearing knife 11 and the second shearing knife 21 are both positioned at the same side of the hinge point of the first shearing arm and the second shearing arm, the first shearing knife and the second shearing knife have opposite cutting edges, similar to a scissor, a first diversion channel 111 is arranged in the first shearing knife 11, at least one first liquid suction hole 112 communicated with the first diversion channel 111 is arranged on the first shearing knife 11, meanwhile, a second diversion channel 211 is arranged in the second shearing knife 21, a second liquid suction hole 212 communicated with the second diversion channel 211 is also arranged on the second shearing knife 21, and simultaneously, a first drainage channel 12 communicated with the first diversion channel 111 is arranged in the first shearing arm, a second flow guide channel 22 communicated with the second flow guide channel 211 is arranged in the second shearing arm.
In addition, the liquid storage tank 3 is respectively communicated with the first drainage channel 12 and the second drainage channel 22 through the first pipeline 7, the liquid storage tank 3 is used for storing body fluid exuded by tissues, the negative pressure device 4 is communicated with the liquid storage tank 3 through the second pipeline 8, the first switch valve 5 is arranged on the first pipeline 7 and used for opening or closing the first pipeline 7, and the second switch valve 6 is arranged on the second pipeline 8 and used for opening or closing the second pipeline 8.
In actual conditions, first can close first ooff valve 5 at first, then open second ooff valve 6, after second ooff valve 6 opens, open negative pressure device 4, carry out the evacuation to liquid reserve tank 3, concretely, negative pressure device 4 can be the evacuation pump, after accomplishing the evacuation, close second ooff valve 6, at this moment, medical staff can use the sampler in this embodiment to take a sample to the tumour, when needs draw the body fluid, medical staff only need open first ooff valve 5, the negative pressure environment in liquid reserve tank 3 can draw the body fluid, the body fluid gets into liquid reserve tank 3 and stores, because second ooff valve 6 has closed, consequently the body fluid can not get into negative pressure device 4 through second pipeline 8 in, and damage negative pressure device 4.
In addition, specifically, as shown in fig. 1 and 3, the first shearing arm includes: the first fixed pipe 13, the first telescopic pipe 14, the first shearing knife 11 and the first positioning element, wherein the first telescopic pipe 14 is telescopically inserted into the first fixed pipe 13 and is used for being inserted into the first fixed pipe 13 or being pulled out from the first fixed pipe 13, the first fixed pipe 13 and the first telescopic pipe 14 are coaxially arranged with the first shearing knife 11, and the first fixed pipe 13 and the first telescopic pipe 14 are both hollow pipes and jointly form the first drainage channel 12; the first cutting knife 11 is fixedly connected with the first telescopic pipe 14, and the hollow part of the first fixed pipe 13 is communicated with the hollow part of the first cutting knife 11, that is, the first flow guide channel 111 is communicated with the first flow guide channel 12; the first positioning element is disposed on the first telescopic tube 14, and the positioning element is configured to fix the first telescopic tube 14 when the first telescopic tube 14 moves to a preset position relative to the first fixed tube 13.
Specifically, as shown in fig. 1 and 2, the first liquid suction holes 112 are formed in the blade surface of the first cutting blade 11, specifically, in the present embodiment, ten first liquid suction holes 112 are formed, wherein five liquid suction holes are distributed in each group on both sides of the blade surface of the first cutting blade 11, that is, five liquid suction holes are distributed in each group on the blade surface on one side of the first cutting blade 11, and five liquid suction holes are distributed in each other group on the other blade surface of the first cutting blade 11, so that when the first cutting blade 11 and the second cutting blade 21 are matched to cut a tumor, the first liquid suction holes 112 are distributed on the blade surface of the first cutting blade 11, thereby facilitating absorption of body fluid exuded from the tissue.
In addition, specifically, as shown in fig. 2, the first flow guiding channel 111 is opened inside the first cutting blade 11 and is disposed coaxially with the first cutting blade 11, that is, the first cutting blade 11 is a hollow structure, and each first liquid suction hole 112 is communicated with the first flow guiding channel 111.
Further, as shown in fig. 1 and 4, specifically, the second shearing arm includes: a second fixed pipe 23, a second telescopic pipe 24, the second shearing knife 21 and a second positioning element 25, wherein the second telescopic pipe 24 is hinged to the first telescopic pipe 14, the second telescopic pipe 24 is telescopically inserted into the second fixed pipe 23 and is used for being inserted into the second fixed pipe 23 or being pulled out from the second fixed pipe 23, the second fixed pipe 23 and the second telescopic pipe 24 are both coaxially arranged with the first shearing knife 11, the second fixed pipe 23 and the second telescopic pipe 24 are hollow pipes and jointly form the second drainage channel 22, the hollow part of the second fixed pipe 23 is communicated with the hollow part of the second shearing knife 21, that is, the second drainage channel 211 is communicated with the second drainage channel 22, and the second shearing knife 21 is fixedly connected with the second telescopic pipe 24; a second positioning element 25 is disposed on the second extension tube 24, and the positioning element is configured to fix the second extension tube 24 when the second extension tube 24 moves to a preset position relative to the second fixing tube 23.
Specifically, as shown in fig. 3, the second liquid suction holes 212 are opened on the blade surface of the second cutting blade 21, specifically, in the present embodiment, ten second liquid suction holes 212 are provided, wherein five liquid suction holes are distributed in one group on both sides of the blade surface of the second cutting blade 21, that is, five liquid suction holes in one group are distributed on the blade surface on one side of the second cutting blade 21, and five liquid suction holes in the other group are distributed on the other blade surface of the second cutting blade 21, so that when the second cutting blade 21 and the second cutting blade 21 cooperate to cut a tumor, the second liquid suction holes 212 are distributed on the blade surface of the second cutting blade 21, thereby facilitating absorption of body fluid exuded from the tissue.
In addition, specifically, as shown in fig. 3, the second flow guiding channel 211 is opened inside the second cutting blade 21 and is coaxially disposed with the second cutting blade 21, that is, the second cutting blade 21 is a hollow structure, and each second liquid suction hole 212 is communicated with the second flow guiding channel 211.
In addition, as shown in fig. 4, specifically, the first fixed pipe 13 and the first telescopic pipe 14 are both polygonal pipes, similar to the umbrella handle of a retractable umbrella, so that after the first telescopic pipe 14 is sleeved in the first fixed pipe 13, the first telescopic pipe 14 and the first fixed pipe 13 cannot rotate relatively, in addition, specifically, the first fixed pipe 13 is provided with a plurality of first positioning holes 131, each first positioning hole 131 is sequentially arranged along the length direction of the first fixed pipe 13, specifically, three first positioning holes 131 are provided, and in addition, the first telescopic pipe 14 is provided with a first limiting hole 141.
In addition, specifically, as shown in fig. 4, the first positioning member includes: the number of the first flexible sealing gaskets 151 is equal to that of the first positioning holes 131, and the first flexible sealing gaskets 151 correspond to the first positioning holes 131 one by one, and each first flexible sealing gasket 151 covers the outside of the corresponding first positioning hole 131 and is fixedly connected with the outer wall of the first fixing pipe 13; specifically, the first flexible sealing gaskets 151 are rubber gaskets, and each of the first flexible sealing gaskets 151 can prevent body fluid from flowing out of each of the first positioning holes 131 and prevent air from entering the first fixing tube 13 from each of the first positioning holes 131.
In addition, the first resilient member 152 is disposed in the first extension tube 14, specifically, the first resilient member 152 is a first spring, the first spring is fixed to the inner wall of the first extension tube 14 on the side away from the first limiting hole 141, the length direction of the first spring is toward the first limiting hole 141, the first positioning key 153 is disposed in the first limiting hole 141 and is fixedly connected to the first spring, that is, one end of the first spring is fixedly connected to the inner wall of the first extension tube 14, and the other end of the first spring is fixedly connected to the first positioning key 153.
Specifically, as shown in fig. 4, the first positioning key 153 includes: a first positioning plate 1531 and a first cylinder 1532, wherein the first positioning plate 1531 is fixedly connected to the first spring, the first cylinder 1532 is fixedly connected to a side of the first positioning plate 1531 away from the first resilient member 152, the first cylinder 1532 is slidably disposed in the first limiting hole 141, and the first positioning plate 1531 abuts against an inner wall of the first telescopic tube 14.
In practical applications, when the first extension tube 14 moves relative to the first fixed tube 13, the first cylinder 1532 is snapped into one of the first positioning holes 131 to fix the first extension tube 14, and when the first extension tube 14 needs to extend, a worker can press the first cylinder 1532 to compress the first spring and retract the first cylinder 1532 into the first extension tube 14, so that the first extension tube 14 can move, and when the first extension tube 14 moves to a certain position, the first cylinder 1532 is popped out and snapped into the next first positioning hole 131.
In addition, specifically, as shown in fig. 1 and 5, the second fixed tube 23 and the second telescopic tube 24 are both polygonal tubes, similar to the umbrella handle of a telescopic umbrella, so that after the second telescopic tube 24 is sleeved in the second fixed tube 23, the second telescopic tube 24 and the second fixed tube 23 cannot rotate relatively, in addition, specifically, the second fixed tube 23 is provided with a plurality of second positioning holes 231, each second positioning hole 231 is sequentially arranged along the length direction of the second fixed tube 23, specifically, three second positioning holes 231 are provided, and in addition, the second telescopic tube 24 is provided with a second limiting hole 241.
Specifically, as shown in fig. 5, the second positioning member 25 includes: a plurality of second flexible sealing gaskets 251, second resilient members 252 and second positioning keys 253, wherein the number of the second flexible sealing gaskets 251 is equal to that of the second positioning holes 231, and the second flexible sealing gaskets 251 are in one-to-one correspondence, and each second flexible sealing gasket 251 covers the outside of the corresponding second positioning hole 231 and is fixedly connected with the outer wall of the second fixing pipe 23; specifically, the second flexible sealing pad 251 is a rubber pad, and each second flexible sealing pad 251 can prevent body fluid from flowing out of each second positioning hole 231 and can also prevent air from entering the second fixing tube 23 from each second positioning hole 231.
In addition, as shown in fig. 1 and 5, a second resilient member 252 is disposed in the second extension tube 24, specifically, the second resilient member 252 is a second spring, the second spring is fixed to the inner wall of the second extension tube 24 on the side away from the second limiting hole 241, the length direction of the second spring is disposed toward the second limiting hole 241, and a second positioning key 253 is disposed in the second limiting hole 241 and is fixedly connected to the second spring, that is, one end of the second spring is fixedly connected to the inner wall of the second extension tube 24, and the other end of the second spring is fixedly connected to the second positioning key 253.
Specifically, as shown in fig. 5, the second positioning key 253 includes: a second positioning plate 2531 and a second cylinder 2532, wherein the second positioning plate 2531 is fixedly connected to the second spring, the second cylinder 2532 is fixedly connected to one side of the second positioning plate 2531 away from the second resilient member 252, the second cylinder 2532 is slidably disposed in the second limiting hole 241, and the second positioning plate 2531 abuts against the inner wall of the second extension tube 24.
In practical applications, when the second extension tube 24 moves relative to the second fixed tube 23, the second cylinder 2532 is snapped into one of the second positioning holes 231 to fix the second extension tube 24, when the second extension tube 24 needs to extend or retract, a worker can press the second cylinder 2532 to compress the second spring and retract the second cylinder 2532 into the second extension tube 24, so that the second extension tube 24 can move, and when the second extension tube 24 moves to a certain position, the second cylinder 2532 is snapped into the next second positioning hole 231.
In addition, as shown in fig. 1, the gynecological tumor sampler further includes: belt cleaning device, belt cleaning device with liquid reserve tank 3 intercommunication is used for in first ooff valve 5 opens, and when second ooff valve 6 closes, to spray water in the liquid reserve tank 3, specifically, belt cleaning device includes: water storage tank 91, set up the water pump 92 in water storage tank 91 bottom, wherein, water storage tank 91 communicates with the liquid reserve tank 3 through third pipeline 93, and simultaneously, belt cleaning device still includes: and the third switch valve 94 is arranged on the third pipeline 93 and used for opening or closing the third pipeline 93, when the sampler is in a working state, the third switch valve 94 is closed, when the sampler needs to be cleaned, the third switch valve 94 is opened, then the water pump 92 is started, and water in the water storage tank 91 is pumped by the water pump 92, so that the water in the water storage tank 91 enters the liquid storage tank 3.
In addition, as shown in fig. 1, a first finger ring 101 is provided on a side of the first fixing tube 13 away from the first cutting blade 11. A second finger ring 102 is arranged on one side of the second fixing tube 23 away from the second shearing blade 21, so that the operation of the sampler by medical staff is facilitated.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (9)
1. A gynecological tumor sampler, comprising:
the first shearing arm and the second shearing arm are hinged with each other, one end of the first shearing arm is provided with a first shearing knife, one end of the second shearing arm is provided with a second shearing knife, the first shearing knife and the second shearing knife are both positioned at the same side of a hinge point of the first shearing arm and the second shearing arm, a first flow guide channel is formed in the first shearing knife, and at least one first liquid suction hole communicated with the first flow guide channel is formed in the first shearing knife; a second flow guide channel is formed in the second shearing knife, and at least one second liquid suction hole communicated with the second flow guide channel is formed in the second shearing knife; a first flow guide channel communicated with the first flow guide channel is formed in the first shearing arm, and a second flow guide channel communicated with the second flow guide channel is formed in the second shearing arm;
the liquid storage tank is communicated with the first drainage channel and the second drainage channel through a first pipeline and is used for storing body fluid exuded by tissues;
the negative pressure device is communicated with the liquid storage tank through a second pipeline;
the first switch valve is arranged on the first pipeline and used for opening or closing the first pipeline;
the second switch valve is arranged on the second pipeline and used for opening or closing the second pipeline;
the negative pressure device is used for opening and extracting air in the liquid storage tank after the first switch valve is closed and the second switch valve is opened, and the first switch valve is used for opening after the air in the liquid storage tank is completely extracted and the second switch valve is closed.
2. A gynecological tumor sampler according to claim 1, wherein the first shearing arm comprises:
a first stationary tube;
the first telescopic pipe is inserted into the first fixed pipe in a telescopic mode and used for being inserted into the first fixed pipe or being pulled out of the first fixed pipe, and the first fixed pipe and the first telescopic pipe are hollow pipes and jointly form the first drainage channel;
the first shearing knife is fixedly connected with the first telescopic pipe;
the first positioning piece is arranged on the first telescopic pipe and used for fixing the first telescopic pipe when the first telescopic pipe moves to a preset position relative to the first fixed pipe;
the second shear arm comprises:
a second stationary tube;
the second telescopic pipe is hinged with the second telescopic pipe, the second telescopic pipe is telescopically inserted into the second fixed pipe and is used for being inserted into the second fixed pipe or being pulled out of the second fixed pipe, and the second fixed pipe and the second telescopic pipe are hollow pipes and jointly form a second drainage channel;
the second shearing knife is fixedly connected with the second telescopic pipe;
and the second positioning piece is arranged on the second telescopic pipe and used for fixing the second telescopic pipe when the second telescopic pipe moves to a preset position relative to the second fixed pipe.
3. The gynecological tumor sampler according to claim 2, wherein the first fixing tube and the telescopic tube are both polygonal tubes, and the first fixing tube is provided with a plurality of first positioning holes, and the first positioning holes are sequentially arranged along the length direction of the first fixing tube;
set up first spacing hole on the first flexible pipe, first locating piece includes:
the number of the first flexible sealing gaskets is equal to that of the first positioning holes, the first flexible sealing gaskets correspond to the first positioning holes one by one, and each first flexible sealing gasket covers the outside of the corresponding first positioning hole and is fixedly connected with the outer wall of the first fixing pipe;
the first elastic recovery part is arranged in the first telescopic pipe, is fixed with the pipe wall of one side of the first telescopic pipe, which is far away from the first limiting hole, and is arranged towards the first limiting hole;
the first positioning key is arranged in the first limiting hole and is fixedly connected with the first rebounding part;
the first positioning key is used for being clamped into one first positioning hole when the first telescopic pipe moves to a preset position relative to the first fixed pipe.
4. A gynecological tumor sampler according to claim 3, wherein the first positioning key comprises:
the first positioning plate is fixedly connected with the first rebounding part;
the first cylinder is fixedly connected with one side, away from the first resilient part, of the first positioning plate, the first cylinder is slidably arranged in the first limiting hole, and the first positioning plate is abutted against the inner wall of the first telescopic pipe.
5. The gynecological tumor sampler according to claim 2, wherein the second fixing tube and the second telescopic tube are both polygonal tubes, and the second fixing tube is provided with a plurality of second positioning holes, and the second positioning holes are sequentially arranged along the length direction of the second fixing tube;
the second telescopic pipe is provided with a second limiting hole, and the second positioning piece comprises:
the number of the second flexible sealing gaskets is equal to that of the second positioning holes, the second flexible sealing gaskets correspond to the second positioning holes one by one, and each second flexible sealing gasket covers the outside of the corresponding second positioning hole and is fixedly connected with the outer wall of the second fixing pipe; the second elastic component is arranged in the second telescopic pipe, is fixed with the pipe wall of one side, away from the second limiting hole, of the second telescopic pipe and is arranged towards the second limiting hole;
the second positioning key is arranged in the second limiting hole and is fixedly connected with the second springback component;
the second positioning key is used for being clamped into one second positioning hole when the second telescopic pipe moves to a preset position relative to the second fixing pipe.
6. A gynecological tumor sampler according to claim 5, wherein the second positioning key comprises:
the second positioning plate is fixedly connected with the second springback component;
and the second cylinder is fixedly connected with one side, away from the second springback component, of the second positioning plate, the second cylinder is slidably arranged in the second limiting hole, and the second positioning plate is abutted against the inner wall of the second telescopic pipe.
7. The gynecological tumor sampler of claim 1, further comprising:
and the cleaning device is communicated with the liquid storage tank and is used for spraying water into the liquid storage tank when the first switch valve is opened and the second switch valve is closed.
8. The gynecological tumor sampler of claim 2, wherein a first finger ring is disposed on a side of the first fixing tube away from the first shearing knife.
9. The gynecological tumor sampler of claim 2, wherein the second fixing tube is provided with a second finger ring at a side away from the second shearing knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921048563.2U CN210749295U (en) | 2019-07-05 | 2019-07-05 | Gynecological tumor sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921048563.2U CN210749295U (en) | 2019-07-05 | 2019-07-05 | Gynecological tumor sampler |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113057684A (en) * | 2021-03-26 | 2021-07-02 | 重庆市妇幼保健院 | Uterine cavity secretion sampler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057684A (en) * | 2021-03-26 | 2021-07-02 | 重庆市妇幼保健院 | Uterine cavity secretion sampler |
| CN113057684B (en) * | 2021-03-26 | 2022-11-01 | 重庆市妇幼保健院 | Uterine cavity secretion sampler |
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