CN110384524B - Alimentary canal tumour biopsy sampler - Google Patents
Alimentary canal tumour biopsy sampler Download PDFInfo
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- CN110384524B CN110384524B CN201910769594.5A CN201910769594A CN110384524B CN 110384524 B CN110384524 B CN 110384524B CN 201910769594 A CN201910769594 A CN 201910769594A CN 110384524 B CN110384524 B CN 110384524B
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- sampling tube
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- piston rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0283—Pointed or sharp biopsy instruments with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe
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- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a digestive tract tumor biopsy sampler, which comprises a sampling tube (1), wherein a puncture cone (2) is arranged at the bottom of the sampling tube (1), an end cover (3) matched with the sampling tube in a screwed connection mode is arranged at the upper top of the sampling tube (1), the sampling tube (1) is integrally of a hollow tubular structure, a sampling groove (4) which is also used as a guide sliding groove is axially arranged on one side of the sampling tube (1) in a penetrating mode, a piston head (5) is arranged inside the sampling tube (1), and a piston rod (6) which can be fixedly connected with the piston head (5) in a screwed connection mode is arranged above the piston head (5). The tumor sampler has a simple structure, can completely sample the inside of the whole tumor from bottom to top, and is convenient for medical staff to know the growth and tissue distribution condition of the tumor.
Description
Technical Field
The invention relates to the technical field related to medical treatment, in particular to a sampler for digestive tract tumor biopsy.
Background
The puncture biopsy is a main method for obtaining pathological tissue diagnosis of bone and soft tissue tumors, most of the conventional puncture biopsy sampling devices are realized by a sampling device with a hooked needle at the top, and the sampling device often takes a small number of local samples at one time in the actual operation process, so that the diagnosis information is directly deviated, and the distribution condition of tissues in the tumors cannot be known.
Disclosure of Invention
The invention aims to provide a sampler for digestive tract tumor biopsy, which can effectively solve the problems existing in the background technology.
In order to solve the problems existing in the background technology, the sampling tube comprises a sampling tube 1, a puncture cone 2 is arranged at the bottom of the sampling tube 1, an end cover 3 which is screwed and matched with the sampling tube 1 is arranged at the upper top of the sampling tube 1, the sampling tube 1 is of a hollow tubular structure as a whole, a sampling groove 4 which is also used as a guide sliding groove is axially penetrated and opened at one side of the sampling tube 1, a piston head 5 is arranged in the sampling tube 1, a piston rod 6 which can be screwed and connected and fixed with the piston head 5 is arranged above the piston head 5, a rubber layer 7 which can be in sealing contact with the inner wall of the sampling tube 1 is fixed below and on the periphery of the piston head 5, the piston rod 6 is of a hollow tubular structure as a whole, a driving shaft rod 8 which can be in clearance sliding fit with the piston rod 6 is arranged in the piston rod 6, and the lower end of the driving shaft rod 8 passes through the piston head 5 and the rubber layer 7 to be in rotating connection and matching with the puncture cone 2, the lower end of the piston head 5 is fixedly provided with a connecting rod 9, the lower end of the connecting rod 9 is fixedly connected with a positioning plate 10, and the end part of one end of the positioning plate 10 opposite to the connecting rod 9 is provided with a scraper blade 11 which can be attached to the inner wall of the sampling tube 1.
The middle part of the positioning plate 10 is provided with a guide groove 12 for the slice clearance to pass through.
A positioning seat 13 is radially fixed at the lower end of the driving shaft lever 8, the end of the positioning seat 13 is an arc structure which can be in close contact with the inner wall of the sampling tube 1, a boss 14 corresponding to the positioning seat 13 is fixed on the inner wall of the sampling tube 1, the boss 14 is positioned at one side of the positioning plate 10, a positioning shaft 81 extends outwards and radially from the bottom of the driving shaft lever 8, a positioning chute 61 which can be in clearance sliding fit with the positioning shaft 81 is arranged at the inner wall of the piston rod 6, the whole positioning chute 61 is a long strip structure arranged along the axial direction of the piston rod 6, and a spiral chute 62 is arranged below the positioning chute 61; when the positioning shaft 81 is positioned at the bottommost part of the spiral chute 62, the end part of the positioning seat 13 is positioned at the side opposite to the boss 14; when the positioning shaft 81 is located at the topmost part of the spiral sliding chute 62, the end of the positioning seat 13 is directly in close contact with the boss 14.
The upper end of the piston rod 6 is fixedly provided with a piston handle 63.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: simple structure can follow the inside of whole tumour and supreme carry out a complete sample down, and the medical personnel of being convenient for know the growth and the tissue distribution condition of tumour.
Drawings
In order to more clearly illustrate the present invention, embodiments will be briefly described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the drive shaft of the present invention;
FIG. 3 is a schematic view of the piston rod of the present invention;
FIG. 4 is a top view of the alignment socket of the present invention;
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the technical scheme in the embodiment of the invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the invention.
Example 1
Referring to fig. 1-4, the present embodiment includes a sampling tube 1, the bottom of the sampling tube 1 is provided with a puncture cone 2, the top of the sampling tube 1 is provided with an end cap 3 screwed and matched with the sampling tube 1, the sampling tube 1 is a hollow tubular structure, one side of the sampling tube 1 is axially penetrated and provided with a sampling slot 4 serving as a guide sliding slot, the sampling tube 1 is internally provided with a piston head 5, a piston rod 6 capable of being screwed and connected and fixed with the piston head 5 is arranged above the piston head 5, a rubber layer 7 capable of being in sealing contact with the inner wall of the sampling tube 1 is fixed below and around the piston head 5, the piston rod 6 is a hollow tubular structure, a driving shaft rod 8 capable of being in clearance sliding fit with the piston rod 6 is arranged in the piston rod 6, the lower end of the driving shaft rod 8 passes through the piston head 5 and the rubber layer 7 to be in rotation connection and matching with the puncture cone 2, the lower end of the piston head 5 is fixedly provided with a connecting rod 9, the lower end of the connecting rod 9 is fixedly connected with a positioning plate 10, and the end part of one end of the positioning plate 10 opposite to the connecting rod 9 is provided with a scraper blade 11 which can be attached to the inner wall of the sampling tube 1.
The middle part of the positioning plate 10 is provided with a guide groove 12 for the slice clearance to pass through.
A positioning seat 13 is radially fixed at the lower end of the driving shaft rod 8, the end of the positioning seat 13 is an arc structure which can be in close contact with the inner wall of the sampling tube 1, a boss 14 corresponding to the positioning seat 13 is fixed on the inner wall of the sampling tube 1, the boss 14 is positioned at one side of the positioning plate 10, a positioning shaft 81 extends outwards and radially from the bottom of the driving shaft rod 8, a positioning chute 61 which can be in clearance sliding fit with the positioning shaft 81 is arranged at the inner wall of the piston rod 6, the whole positioning chute 61 is a long strip structure arranged along the axial direction of the piston rod 6, and a spiral chute 62 is arranged below the positioning chute 61; when the positioning shaft 81 is positioned at the bottommost part of the spiral chute 62, the end part of the positioning seat 13 is positioned at the side opposite to the boss 14; when the positioning shaft 81 is located at the topmost part of the spiral sliding chute 62, the end of the positioning seat 13 is in direct close contact with the boss 14.
A piston handle 63 is fixedly arranged at the upper end of the piston rod 6.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: simple structure can follow the inside of whole tumour and supreme carry out a complete sample down, and the medical personnel of being convenient for know the growth and the tissue distribution condition of tumour.
Example 2
1. Firstly, a medical staff holds the upper end part of a sampling tube 1 with one hand, and then slowly pierces a puncture cone 2 of the sampling tube 1 into a tumor;
2. after the puncture, the wound part of the tumor is tightly attached to the sampling groove 4 in a sealing way;
3. then the medical staff holds the piston handle 63 with the other hand and pulls the whole piston rod 6 to move upwards;
4. the piston rod 6 inevitably causes vacuum in the sampling tube 1 in the process of moving upwards, so that the tumor wound enters the sampling tube 1 through the sampling groove 4, and the tumor part entering the sampling tube 1 is cut off by the scraper blade 11 in the process of rising the piston head 5;
5. the cut tumor section enters the guide groove 12 in a strip shape, the piston rod 6 which ascends simultaneously drives the driving shaft rod 8 to rotate through the positioning shaft 81 and the spiral chute 62, and when the positioning shaft 81 is positioned at the topmost part of the spiral chute 62 or when the positioning shaft 81 completely enters the positioning chute 61, the end part of the positioning seat 13 clamps and fixes the end part of the tumor section between the positioning seat 13 and the boss 14, so that the purpose of fixing is achieved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (2)
1. A digestive tract tumor biopsy sampler is characterized by comprising a sampling tube (1), wherein a puncture cone (2) is arranged at the bottom of the sampling tube (1), an end cover (3) matched with the sampling tube in a screwed connection manner is arranged at the upper top of the sampling tube (1), the sampling tube (1) is integrally of a hollow tubular structure, a sampling groove (4) which is also used as a guide sliding groove is axially arranged on one side of the sampling tube (1) in a penetrating manner, a piston head (5) is arranged inside the sampling tube (1), a piston rod (6) capable of being fixedly connected with the piston head (5) in a screwed connection manner is arranged above the piston head (5), a rubber layer (7) capable of being in sealed contact with the inner wall of the sampling tube (1) is fixed below and on the periphery of the piston head (5), the piston rod (6) is integrally of a hollow tubular structure, and a driving shaft rod (8) capable of being in a sliding fit with the piston rod in a clearance manner is arranged in the piston rod (6), the lower end of the driving shaft rod (8) penetrates through the piston head (5) and the rubber layer (7) to be in rotating connection and matching with the puncture cone (2), the lower end of the piston head (5) is fixedly provided with a connecting rod (9), the lower end of the connecting rod (9) is fixedly connected with a positioning plate (10), and the end part of one end, opposite to the connecting rod (9), of the positioning plate (10) is provided with a scraper blade (11) which can be attached to the inner wall of the sampling tube (1);
the middle part of the positioning plate (10) is provided with a guide groove (12) for the slices to pass through;
a positioning seat (13) is radially fixed at the lower end part of the driving shaft lever (8), the end part of the positioning seat (13) is of an arc structure which can be in close contact with the inner wall of the sampling tube (1), a boss (14) corresponding to the positioning seat (13) is fixed on the inner wall of the sampling tube (1), the boss (14) is positioned at one side of the positioning plate (10), a positioning shaft (81) radially extends outwards from the bottom of the driving shaft lever (8), a positioning chute (61) which can be in clearance sliding fit with the positioning shaft (81) is arranged at the inner wall of the piston rod (6), the whole positioning chute (61) is of a long strip structure arranged along the axial direction of the piston rod (6), and a spiral chute (62) is arranged below the positioning chute (61); when the positioning shaft (81) is positioned at the bottommost part of the spiral sliding groove (62), the end part of the positioning seat (13) is positioned at one side opposite to the lug boss (14); when the positioning shaft (81) is positioned at the topmost part of the spiral sliding chute (62), the end part of the positioning seat (13) is directly in close contact with the boss (14).
2. An alimentary tumor biopsy sampler according to claim 1 characterized in that the upper end of the piston rod (6) is fixedly mounted with a piston handle (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769594.5A CN110384524B (en) | 2019-08-20 | 2019-08-20 | Alimentary canal tumour biopsy sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910769594.5A CN110384524B (en) | 2019-08-20 | 2019-08-20 | Alimentary canal tumour biopsy sampler |
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| Publication Number | Publication Date |
|---|---|
| CN110384524A CN110384524A (en) | 2019-10-29 |
| CN110384524B true CN110384524B (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910769594.5A Active CN110384524B (en) | 2019-08-20 | 2019-08-20 | Alimentary canal tumour biopsy sampler |
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| Country | Link |
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| CN (1) | CN110384524B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112168228B (en) * | 2020-10-27 | 2021-12-21 | 青岛大学附属医院 | Quick extraction element of pathological tissue in art |
| CN114533141B (en) * | 2022-02-17 | 2024-07-19 | 亳州市中知科技咨询有限公司 | Living body transfer sampling device for oncology |
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| CA2482581A1 (en) * | 2003-09-30 | 2005-03-30 | Ethicon Endo-Surgery, Inc. | Biopsy instrument with internal specimen collection mechanism |
| CN203269013U (en) * | 2013-05-29 | 2013-11-06 | 佛山市海盈食品有限公司 | Sleeve cage positioning device |
| CN205072913U (en) * | 2015-10-27 | 2016-03-09 | 郑州人民医院 | Tumour sampler |
| CN206792427U (en) * | 2016-10-19 | 2017-12-26 | 十堰市人民医院（湖北医药学院附属人民医院） | Tumor sampler |
| CN208511083U (en) * | 2018-01-25 | 2019-02-19 | 李安心 | A kind of tumor puncture sampler |
| CN109793557A (en) * | 2017-11-17 | 2019-05-24 | 江苏风和医疗器材股份有限公司 | A kind of puncture core assembly and the puncture outfit with it |
| CN208958185U (en) * | 2018-06-12 | 2019-06-11 | 杨艳平 | A kind of tumour sampler |
| CN109984810A (en) * | 2017-12-29 | 2019-07-09 | 江苏风和医疗器材股份有限公司 | A kind of puncture core assembly and the puncture outfit with it |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060074345A1 (en) * | 2004-09-29 | 2006-04-06 | Hibner John A | Biopsy apparatus and method |
| CN202198625U (en) * | 2011-08-16 | 2012-04-25 | 朱瑞 | Tumor biopsy puncture needle |
| CN202776390U (en) * | 2012-09-27 | 2013-03-13 | 许作妮 | Body surface tumor sampler |
| CN109620305A (en) * | 2019-01-02 | 2019-04-16 | 河南牧业经济学院 | A kind of pet tumor examination sampler |
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2019
- 2019-08-20 CN CN201910769594.5A patent/CN110384524B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2482581A1 (en) * | 2003-09-30 | 2005-03-30 | Ethicon Endo-Surgery, Inc. | Biopsy instrument with internal specimen collection mechanism |
| CN203269013U (en) * | 2013-05-29 | 2013-11-06 | 佛山市海盈食品有限公司 | Sleeve cage positioning device |
| CN205072913U (en) * | 2015-10-27 | 2016-03-09 | 郑州人民医院 | Tumour sampler |
| CN206792427U (en) * | 2016-10-19 | 2017-12-26 | 十堰市人民医院（湖北医药学院附属人民医院） | Tumor sampler |
| CN109793557A (en) * | 2017-11-17 | 2019-05-24 | 江苏风和医疗器材股份有限公司 | A kind of puncture core assembly and the puncture outfit with it |
| CN109984810A (en) * | 2017-12-29 | 2019-07-09 | 江苏风和医疗器材股份有限公司 | A kind of puncture core assembly and the puncture outfit with it |
| CN208511083U (en) * | 2018-01-25 | 2019-02-19 | 李安心 | A kind of tumor puncture sampler |
| CN208958185U (en) * | 2018-06-12 | 2019-06-11 | 杨艳平 | A kind of tumour sampler |
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| CN110384524A (en) | 2019-10-29 |
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