CN219895801U - Tissue sampling device for breast biopsy - Google Patents
Tissue sampling device for breast biopsy Download PDFInfo
- Publication number
- CN219895801U CN219895801U CN202321346000.8U CN202321346000U CN219895801U CN 219895801 U CN219895801 U CN 219895801U CN 202321346000 U CN202321346000 U CN 202321346000U CN 219895801 U CN219895801 U CN 219895801U
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- China
- Prior art keywords
- connecting cylinder
- fixedly connected
- cylinder
- pull rod
- breast biopsy
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- 210000000481 breast Anatomy 0.000 title claims abstract description 25
- 238000001574 biopsy Methods 0.000 title claims abstract description 24
- 238000005070 sampling Methods 0.000 title claims abstract description 23
- 210000003437 trachea Anatomy 0.000 claims description 6
- 239000000463 material Substances 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000000249 desinfective effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a tissue sampling device for breast biopsy, which belongs to the technical field of breast biopsy sampling devices and comprises a shell, wherein one end of the shell is fixedly connected with a first connecting cylinder, one end of the first connecting cylinder is in threaded connection with a second connecting cylinder, one end of the second connecting cylinder, which is far away from the first connecting cylinder, is provided with a pointed cone part, one side of the second connecting cylinder is provided with a notch, the inside of the second connecting cylinder is movably connected with a cutting cylinder, one end of the cutting cylinder is fixedly connected with a pull rod, the inside of the first connecting cylinder is fixedly connected with a blocking block, and one end of the pull rod penetrates through the blocking block and the shell. This tissue sampling device for breast biopsy through the cooperation between first connecting cylinder, second connecting cylinder, notch and the cutting cylinder, can wash first connecting cylinder and second connecting cylinder split, is favorable to cleaning and disinfecting to inside cutting cylinder simultaneously, convenient operation laborsaving.
Description
Technical Field
The utility model belongs to the technical field of breast biopsy sampling devices, and particularly relates to a tissue sampling device for breast biopsy.
Background
Breast biopsy, i.e., breast biopsy, refers to a procedure of performing pathological examination by taking pathological tissue from a living body of a patient by using surgical methods such as partial excision, forceps, aspiration by a puncture needle, scratching, and excision, and a method of determining diagnosis, and a breast biopsy and a rotary cutting probe are required for performing the breast biopsy.
Through searching, the Chinese published patent application number: 201920809447.1 a tissue sampling device for breast biopsy is disclosed, comprising an air suction tube, wherein the outer wall of the air suction tube is provided with symmetrical air tube fixing rings, the upper end of the air suction tube is provided with an air tube sealing plug, the lower end of the air suction tube is provided with a puncture needle, and a motor fixing plate is arranged inside the air suction tube. The conical puncture needle on the tissue sampling device for breast biopsy can easily enter into tissues, and the outer wall of the puncture needle is provided with an opening, so that the tissues to be sampled can be sucked, and the operation is easy. However, after the device is used, part of tissues can remain in the puncture needle and are difficult to take out, so that the device is difficult to clean and disinfect and is inconvenient to use.
Disclosure of Invention
The utility model aims to provide a tissue sampling device for breast biopsy, which aims to solve the problem that the tissue sampling device for breast biopsy is inconvenient to clean and sterilize in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tissue sampling device for breast biopsy, includes the casing, the one end fixedly connected with first connecting cylinder of casing, the one end threaded connection of first connecting cylinder has the second connecting cylinder, the one end that first connecting cylinder was kept away from to the second connecting cylinder is provided with pointed cone, one side of second connecting cylinder is provided with the notch, the inside swing joint of second connecting cylinder has the cutting cylinder, the one end fixedly connected with pull rod of cutting cylinder, the inside fixedly connected with sprue of first connecting cylinder, the one end of pull rod runs through sprue and casing, the inside of sprue is provided with the gas pocket, one side fixedly connected with trachea of sprue, the inside fixedly connected with miniature air pump of casing, miniature air pump is linked together with the trachea, the inside through-hole that is provided with of one end of cutting cylinder.
As one preferable mode of the utility model, one end of the pull rod is fixedly connected with a fixing piece, a spiral spring is fixedly connected between the fixing piece and the shell, and the spiral spring is sleeved on the outer side of the pull rod.
As one preferable mode of the utility model, one end of the pull rod is fixedly connected with a pull ring.
As a preferable aspect of the present utility model, rubber patches are provided on both sides of the housing.
Preferably, the plurality of through holes are distributed on one side of the cutting cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
1. this tissue sampling device for breast biopsy through the cooperation between first connecting cylinder, second connecting cylinder, notch and the cutting cylinder, can wash first connecting cylinder and second connecting cylinder split, is favorable to cleaning and disinfecting to inside cutting cylinder simultaneously, convenient operation laborsaving.
2. This tissue sampling device for breast biopsy through the cooperation between stationary blade, pull rod and the coil spring, makes the pull rod reset by oneself, uses swiftly laborsaving more, through setting up the rubber paster in the outside of casing, is convenient for medical personnel to hold the device, is favorable to using widely.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a housing; 2. a first connecting cylinder; 3. a second connecting cylinder; 4. a notch; 5. a cutting cylinder; 6. a pull rod; 7. a pull ring; 8. a rubber patch; 9. an air pipe; 10. a coil spring; 11. a fixing piece; 12. air holes; 13. a through hole; 14. blocking; 15. a micro air pump.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a tissue sampling device for breast biopsy, which comprises a housin 1, the one end fixedly connected with first connecting cylinder 2 of casing 1, the one end threaded connection of first connecting cylinder 2 has second connecting cylinder 3, the one end that first connecting cylinder 2 was kept away from to second connecting cylinder 3 is provided with pointed cone portion, one side of second connecting cylinder 3 is provided with notch 4, the inside swing joint of second connecting cylinder 3 has cutting cylinder 5, the one end fixedly connected with pull rod 6 of cutting cylinder 5, the inside fixedly connected with sprue 14 of first connecting cylinder 2, the one end of pull rod 6 runs through sprue 14 and casing 1, the inside of sprue 14 is provided with gas pocket 12, one side fixedly connected with trachea 9 of sprue 14, the inside fixedly connected with miniature air pump 15 of casing 1, miniature air pump 15 is linked together with trachea 9, the inside through-hole 13 that is provided with of one end of cutting cylinder 5.
In the specific embodiment of the utility model, one end of the cutting cylinder 5 close to the first connecting cylinder 3 is an inclined section; pushing the pull rod 6 to enable the cutting cylinder 5 to move in the second connecting cylinder 3 and plug the notch 4, pushing the shell 1 to enable the second connecting cylinder 3 to penetrate into the breast of a patient, pulling the pull rod 6 backwards after reaching a sampling position to enable the cutting cylinder 5 to move in the second connecting cylinder 3 and enable the notch 4 to be opened, starting the micro air pump 15, enabling the micro air pump 15 to form negative pressure in the second connecting cylinder 3 and the first connecting cylinder 2 through the air pipe 9, enabling tissues to enter the second connecting cylinder 3 through the notch 4, pushing the pull rod 6 afterwards, enabling the pull rod 6 to drive the cutting cylinder 5 to move, enabling the cutting cylinder 5 to cut off the tissues, completing tissue sampling, and taking the second connecting cylinder 3 out of the patient. By arranging the through hole 13 at one side of the cutting cylinder 5, gas can pass through the cutting cylinder 5, so that the second connecting cylinder 3 is prevented from being blocked by the cutting cylinder 5; the blocking block 14 can separate the internal space of the first connecting cylinder 2, which is beneficial to the formation of negative pressure in the second connecting cylinder 2; after the tissue sampling is completed, the second connecting cylinder 3 is rotated to be separated from the first connecting cylinder 2, so that the second connecting cylinder 3 and the first connecting cylinder 2 are conveniently cleaned, the cutting cylinder 5 is exposed, cleaning and disinfection are conveniently performed on the cutting cylinder, and the operation is convenient and labor-saving.
Specifically, one end of the pull rod 6 is fixedly connected with a fixing piece 11, a coil spring 10 is fixedly connected between the fixing piece 11 and the shell 1, and the coil spring 10 is sleeved on the outer side of the pull rod 6.
In this embodiment: pulling the pull rod 6, the pull rod 6 compresses the spiral spring 10 by driving the fixing piece 11, and after the pull rod 6 is loosened, the pull rod 6 can drive the cutting cylinder 5 to reset under the action of the spiral spring 10, so that the notch 4 is in a closed state, and the operation is convenient and labor-saving.
Specifically, one end of the pull rod 6 is fixedly connected with a pull ring 7.
In this embodiment: the pull ring 7 is utilized to drive the pull rod 6 to move, so that the movement of the pull rod 6 is more convenient and labor-saving.
Specifically, rubber patches 8 are arranged on both sides of the casing 1.
In this embodiment: through set up rubber paster 8 in the outside of casing 1, the medical personnel of being convenient for grasp the device, be favorable to using widely.
Specifically, there are a plurality of through holes 13, and a plurality of through holes 13 are all distributed on one side of the cutting cylinder 5.
In this embodiment: through the plurality of through holes 13, the gas can pass through the cutting cylinder 5 more smoothly, and the negative pressure in the second connecting cylinder 3 can be formed.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. A tissue sampling device for breast biopsy, comprising a housing (1), characterized in that: the utility model discloses a cutting device for cutting a plastic material, including casing (1), first connecting cylinder (2) of one end fixedly connected with, first connecting cylinder (2) one end threaded connection second connecting cylinder (3), the one end that first connecting cylinder (2) was kept away from to second connecting cylinder (3) is provided with pointed cone, one side of second connecting cylinder (3) is provided with notch (4), the inside swing joint of second connecting cylinder (3) has cutting cylinder (5), the one end fixedly connected with pull rod (6) of cutting cylinder (5), the inside fixedly connected with sprue (14) of first connecting cylinder (2), the one end of pull rod (6) runs through sprue (14) and casing (1), the inside of sprue (14) is provided with gas pocket (12), one side fixedly connected with trachea (9) of sprue (14), the inside fixedly connected with miniature air pump (15) of casing (1), miniature air pump (15) are linked together with trachea (9), the inside of the one end of cutting cylinder (5) is provided with through-hole (13).
2. A tissue sampling device for breast biopsy according to claim 1, wherein: one end fixedly connected with stationary blade (11) of pull rod (6), fixedly connected with coil spring (10) between stationary blade (11) and casing (1), coil spring (10) cover is established in the outside of pull rod (6).
3. A tissue sampling device for breast biopsy according to claim 2, wherein: one end of the pull rod (6) is fixedly connected with a pull ring (7).
4. A tissue sampling device for breast biopsy according to claim 1, wherein: rubber patches (8) are arranged on two sides of the shell (1).
5. A tissue sampling device for breast biopsy according to claim 1, wherein: the number of the through holes (13) is plural, and the through holes (13) are distributed on one side of the cutting cylinder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321346000.8U CN219895801U (en) | 2023-05-30 | 2023-05-30 | Tissue sampling device for breast biopsy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321346000.8U CN219895801U (en) | 2023-05-30 | 2023-05-30 | Tissue sampling device for breast biopsy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219895801U true CN219895801U (en) | 2023-10-27 |
Family
ID=88462771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321346000.8U Active CN219895801U (en) | 2023-05-30 | 2023-05-30 | Tissue sampling device for breast biopsy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219895801U (en) |
-
2023
- 2023-05-30 CN CN202321346000.8U patent/CN219895801U/en active Active
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