CN215503160U - A puncture sampling device for medical oncology - Google Patents
A puncture sampling device for medical oncology Download PDFInfo
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- CN215503160U CN215503160U CN202121345973.0U CN202121345973U CN215503160U CN 215503160 U CN215503160 U CN 215503160U CN 202121345973 U CN202121345973 U CN 202121345973U CN 215503160 U CN215503160 U CN 215503160U
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- wall
- cylinder
- needle
- pressure plate
- sampling
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- 238000005070 sampling Methods 0.000 title claims abstract description 52
- 238000003780 insertion Methods 0.000 claims abstract description 28
- 230000037431 insertion Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 6
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- 238000003032 molecular docking Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 206010028980 Neoplasm Diseases 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
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- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
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- 230000004663 cell proliferation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000034659 glycolysis Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004066 metabolic change Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- XZWYZXLIPXDOLR-UHFFFAOYSA-N metformin Chemical compound CN(C)C(=N)NC(N)=N XZWYZXLIPXDOLR-UHFFFAOYSA-N 0.000 description 1
- 229960003105 metformin Drugs 0.000 description 1
- 230000010627 oxidative phosphorylation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
- 231100000588 tumorigenic Toxicity 0.000 description 1
- 230000000381 tumorigenic effect Effects 0.000 description 1
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Abstract
The utility model discloses a puncture sampling device for medical oncology, which comprises a needle cylinder and a pressure plate, wherein a sampling needle is inserted into the outer wall of one side of the needle cylinder, a reversed-tip notch is formed in the tip end of the sampling needle, two guide rods distributed at equal intervals are fixedly connected to the middle part of the outer wall of one side of the pressure plate, the outer wall of each guide rod is connected with a moving column in a sliding mode, an insertion needle is inserted into the outer wall of one side of each moving column in a sliding mode, the insertion needle and the sampling needle form sliding fit, and a sampling hole is formed in the outer wall of the top of the insertion needle. The utility model is provided with an insertion needle, a sampling needle and a reversed sharp incision, a reference plate and a pressure plate are close to each other, the sampling needle is tightly attached to the inner wall of the sharp end of the insertion needle, the insertion needle is inserted into a tumor, then the reference plate and the pressure plate return to the original positions through a return spring, and at the moment, the reversed sharp incision on the sampling needle rapidly cuts off tissues from a sampling hole on the insertion needle.
Description
Technical Field
The application relates to the technical field of medical treatment, especially, relate to a puncture sampling device for oncology.
Background
Tumor refers to a new organism formed by local tissue cell proliferation under the action of various tumorigenic factors, and because the new organism mostly presents space-occupying blocky bulges, also called neoplasms, researches show that the tumor cells can generate metabolic changes different from normal cells, and meanwhile, the tumor cells can adapt to the change of metabolic environment through the conversion between glycolysis and oxidative phosphorylation. In 2019, an article was recently published and researchers found that the use of metformin in the fasting state significantly inhibited tumor growth.
Present puncture sampling device for medical oncology is loaded down with trivial details in sampling operation, and is higher to medical personnel's operation requirement, delays effectual treatment time, and the current puncture sampling device for medical oncology samples the success rate lower simultaneously, perhaps samples quantity inadequately to need sample many times, increase patient's pain.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a puncture sampling device for oncology to solve the problems in the background technology.
The embodiment of the application adopts the following technical scheme:
the utility model provides a puncture sampling device for medical oncology, includes cylinder and pressure plate, one side outer wall of cylinder is pegged graft there is the sampling needle, and the point department of sampling needle has seted up the incision of falling the point, two guide bars that the equidistance distributes of one side outer wall middle part fixedly connected with of pressure plate, and the outer wall sliding connection of guide bar has the removal post, and removes one side outer wall of post and peg graft and have the insertion needle, the insertion needle forms sliding fit with the sampling needle, the sampling hole has been seted up to the top outer wall of insertion needle.
Preferably, the middle part of the outer wall of one side of the pressure plate is fixedly connected with a fixed ring plate, the inner wall of the fixed ring plate is rotatably connected with an adjusting cylinder, and the inner wall of a cylinder of the adjusting cylinder is in threaded transmission fit with the moving cylinder through threads.
Preferably, the outer wall both sides of pressure plate one side all fixedly connected with a fixed section of thick bamboo, and the inner wall sliding connection of a fixed section of thick bamboo has the slip post, the cylinder outer wall of a fixed section of thick bamboo has cup jointed reset spring, one side outer wall of slip post has the benchmark board through the fix with screw, reset spring is located between benchmark board and the pressure plate.
Preferably, one side outer wall middle part fixedly connected with connecting cylinder of benchmark board, and the inner wall and the cylinder of connecting cylinder form sliding fit, cross recess has been seted up to one side outer wall of connecting cylinder, the cylinder outer wall of cylinder is close to the one end of connecting cylinder and has been seted up the butt joint post, and butt joint post and cross recess looks adaptation.
Preferably, the outer wall of one side of the connecting cylinder is fixedly connected with a fixing plate, and the outer wall of one side of the fixing plate is provided with a positioning hole which is equal to the outer wall of the cylinder of the needle cylinder.
Preferably, a piston column is slidably connected to the inner wall of the needle cylinder.
Preferably, a sealing rubber is fixedly connected to the outer wall of one side of the piston column.
The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:
firstly, the insertion needle, the sampling needle and the inverted tip incision are arranged, the reference plate and the pressure plate are close to each other, the sampling needle is enabled to be tightly attached to the inner wall of the tip end of the insertion needle, the insertion needle is inserted into a tumor, then the reference plate and the pressure plate return to the original positions through the reset spring, at the moment, the inverted tip incision on the sampling needle quickly cuts off tissues from a sampling hole on the insertion needle, so that the sampling success rate is high, and a patient suffers less pain;
secondly, the adjusting cylinder and the moving column are arranged, and the moving column can move forwards or backwards through the rotation of the adjusting cylinder, so that the inserting depth of the inserting needle is controlled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic perspective view of the present embodiment;
FIG. 2 is a schematic sectional view of the present embodiment;
FIG. 3 is a perspective view of the syringe according to this embodiment;
fig. 4 is an enlarged schematic structural view at a of the present embodiment;
FIG. 5 is a schematic sectional view of the fixing cylinder of the present embodiment;
in the figure: 1. a reference plate; 2. a return spring; 3. a sliding post; 4. a fixed cylinder; 5. a pressure plate; 6. a stationary ring plate; 7. an adjusting cylinder; 8. inserting a needle; 9. a sampling hole; 10. a piston post; 11. a needle cylinder; 12. a fixing plate; 13. a connecting cylinder; 14. sealing rubber; 15. a guide bar; 16. moving the column; 17. butting columns; 18. and (5) chamfering the cut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Referring to fig. 1, 3 and 4, the present invention provides a technical solution of a puncture sampling device for medical oncology: the sampling device comprises a needle cylinder 11 and a pressure plate 5, wherein a sampling needle is inserted into the outer wall of one side of the needle cylinder 11, a reversed-tip notch 18 is formed in the tip end of the sampling needle, two guide rods 15 which are distributed at equal intervals are fixedly connected to the middle part of the outer wall of one side of the pressure plate 5, a moving column 16 is connected to the outer wall of the guide rods 15 in a sliding mode, an insertion needle 8 is inserted into the outer wall of one side of the moving column 16 in a inserting mode, the insertion needle 8 and the sampling needle form sliding fit, and a sampling hole 9 is formed in the outer wall of the top of the insertion needle 8; the reference plate 1 and the pressure plate 5 are close to each other, so that the sampling needle is tightly attached to the inner wall of the tip end of the insertion needle 8, the insertion needle 8 is inserted into a tumor, then the reference plate 1 and the pressure plate 5 return to the original state through the reset spring 2, the inverted tip incision 18 on the sampling needle rapidly cuts off tissues from the sampling hole 9 on the insertion needle 8, the sampling success rate is high, and the patient suffers less pain.
Referring to fig. 1 and 2, a fixed ring plate 6 is fixedly connected to the middle of the outer wall of one side of the pressure plate 5, an adjusting cylinder 7 is rotatably connected to the inner wall of the fixed ring plate 6, and the cylindrical inner wall of the adjusting cylinder 7 forms a threaded transmission fit with a moving column 16 through threads; the rotation of the adjusting cylinder 7 can advance or retreat the moving column 16, thereby controlling the insertion depth of the insertion needle 8.
Referring to fig. 1 and 2, both sides of an outer wall of one side of a pressure plate 5 are fixedly connected with a fixed cylinder 4, an inner wall of the fixed cylinder 4 is connected with a sliding column 3 in a sliding manner, a return spring 2 is sleeved on a cylindrical outer wall of the fixed cylinder 4, a reference plate 1 is fixed on the outer wall of one side of the sliding column 3 through a screw, and the return spring 2 is located between the reference plate 1 and the pressure plate 5; the return spring 2 helps the reference plate 1 and the pressure plate 5 to return to their original positions.
Referring to fig. 1, 2 and 3, a connecting cylinder 13 is fixedly connected to the middle of the outer wall of one side of the reference plate 1, the inner wall of the connecting cylinder 13 is in sliding fit with the needle cylinder 11, a cross groove is formed in the outer wall of one side of the connecting cylinder 13, a butt column 17 is formed at one end, close to the connecting cylinder 13, of the cylindrical outer wall of the needle cylinder 11, and the butt column 17 is matched with the cross groove; the docking posts 17 are adapted to the cross slots to prevent relative rotation of the needle cylinder 11 and the reference plate 1.
Referring to fig. 1, a fixing plate 12 is fixedly connected to an outer wall of one side of the connecting cylinder 13, and a positioning hole is formed in an outer wall of one side of the fixing plate 12, and the positioning hole is equal to an outer wall of a cylinder of the syringe 11; the fixing plate 12 ensures that the needle cylinder 11 is not separated from the reference plate 1.
Referring to fig. 2, the inner wall of the syringe 11 is slidably connected with a piston column 10; so that the cylinder 11 can be normally operated.
Referring to fig. 2, a sealing rubber 14 is fixedly connected to an outer wall of one side of the piston column 10; the sealing rubber 14 ensures the overall sealing performance, and enables the piston column 10 to smoothly suck away tissues when moving.
The working principle is as follows: the reference plate 1 and the pressure plate 5 are close to each other, so that the sampling needle is tightly attached to the inner wall of the tip end of the insertion needle 8, the insertion needle 8 is inserted into a tumor, then the reference plate 1 and the pressure plate 5 are returned to the original state through the reset spring 2, the inverted tip incision 18 on the sampling needle rapidly cuts off tissues from the sampling hole 9 on the insertion needle 8 at the moment, then the piston column 10 is pulled, and the tissues are sucked into the needle cylinder 11, so that sampling is completed.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. The utility model provides a puncture sampling device for medical oncology which characterized in that: including cylinder (11) and pressure plate (5), the grafting of one side outer wall of cylinder (11) has the sampling needle, and the point department of sampling needle has seted up and has fallen sharp incision (18), two guide bar (15) that the equidistance distributes of one side outer wall middle part fixedly connected with of pressure plate (5), and the outer wall sliding connection of guide bar (15) has a removal post (16), and the grafting of one side outer wall of removal post (16) has insertion needle (8), insertion needle (8) form sliding fit with the sampling needle, sampling hole (9) have been seted up to the top outer wall of insertion needle (8).
2. A puncture sampling device for oncology according to claim 1, characterized in that: the pressure plate is characterized in that a fixing ring plate (6) is fixedly connected to the middle of the outer wall of one side of the pressure plate (5), an adjusting cylinder (7) is rotatably connected to the inner wall of the fixing ring plate (6), and the inner wall of a cylinder of the adjusting cylinder (7) is in threaded transmission fit with a moving column (16) through threads.
3. A puncture sampling device for oncology according to claim 1, characterized in that: the pressure plate is characterized in that the two sides of the outer wall of one side of the pressure plate (5) are fixedly connected with the fixed cylinder (4), the inner wall of the fixed cylinder (4) is connected with the sliding column (3) in a sliding mode, the outer wall of the cylinder of the fixed cylinder (4) is sleeved with the reset spring (2), the outer wall of one side of the sliding column (3) is fixed with the reference plate (1) through the screw, and the reset spring (2) is located between the reference plate (1) and the pressure plate (5).
4. A puncture sampling device for oncology according to claim 3, characterized in that: one side outer wall middle part fixedly connected with connecting cylinder (13) of benchmark board (1), and the inner wall and cylinder (11) of connecting cylinder (13) form sliding fit, cross slot has been seted up to one side outer wall of connecting cylinder (13), docking post (17) have been seted up to the cylinder outer wall of cylinder (11) near the one end of connecting cylinder (13), and docking post (17) and cross slot looks adaptation.
5. A puncture sampling device for oncology according to claim 4, characterized in that: the outer wall of one side of the connecting cylinder (13) is fixedly connected with a fixing plate (12), a positioning hole is formed in the outer wall of one side of the fixing plate (12), and the positioning hole is equal to the outer wall of the cylinder of the needle cylinder (11).
6. A puncture sampling device for oncology according to claim 5, characterized in that: the inner wall of the needle cylinder (11) is connected with a piston column (10) in a sliding way.
7. A puncture sampling device for oncology according to claim 6, characterized in that: and the outer wall of one side of the piston column (10) is fixedly connected with sealing rubber (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121345973.0U CN215503160U (en) | 2021-06-17 | 2021-06-17 | A puncture sampling device for medical oncology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121345973.0U CN215503160U (en) | 2021-06-17 | 2021-06-17 | A puncture sampling device for medical oncology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215503160U true CN215503160U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121345973.0U Expired - Fee Related CN215503160U (en) | 2021-06-17 | 2021-06-17 | A puncture sampling device for medical oncology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215503160U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343738A (en) * | 2022-01-25 | 2022-04-15 | 重庆大学附属肿瘤医院 | A puncture sampling device for medical oncology |
-
2021
- 2021-06-17 CN CN202121345973.0U patent/CN215503160U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343738A (en) * | 2022-01-25 | 2022-04-15 | 重庆大学附属肿瘤医院 | A puncture sampling device for medical oncology |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |