CN114010240A - Sampling device for gastrointestinal endoscope - Google Patents
Sampling device for gastrointestinal endoscope Download PDFInfo
- Publication number
- CN114010240A CN114010240A CN202111337937.4A CN202111337937A CN114010240A CN 114010240 A CN114010240 A CN 114010240A CN 202111337937 A CN202111337937 A CN 202111337937A CN 114010240 A CN114010240 A CN 114010240A
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- Prior art keywords
- cutting
- sampling device
- sampling
- gastrointestinal
- cutting part
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Links
- 238000005070 sampling Methods 0.000 title claims abstract description 74
- 230000002496 gastric effect Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003902 lesion Effects 0.000 abstract description 10
- 238000005452 bending Methods 0.000 abstract description 4
- 210000002784 stomach Anatomy 0.000 description 3
- 238000001574 biopsy Methods 0.000 description 2
- 238000001839 endoscopy Methods 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 230000036285 pathological change Effects 0.000 description 2
- 238000011112 process operation Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000002458 carcinoid tumor Diseases 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 201000010260 leiomyoma Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Classifications
-
- 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
- A61B10/04—Endoscopic instruments
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Endoscopes (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a sampling device for a gastrointestinal endoscope, which comprises a control device, a bendable sleeve and a driving lead, wherein one end of the bendable sleeve is connected with the control device, the driving lead is movably arranged on the inner side of the bendable sleeve, and one end of the driving lead is in driving connection with the control device; the sampling device for gastrointestinal mirror further comprises: the fixing seat is fixedly connected with the other end of the bendable sleeve, and a fixing part is arranged on the fixing seat; the sampling ring is fixedly connected with the tail end of the driving lead, the sampling ring is arranged at one end of the fixed seat in a bending mode, and one end of the sampling ring is fixedly connected with the fixed part; according to the butterfly-shaped expansion type sampling device, the butterfly-shaped expansion sampling ring is telescopically and movably arranged on the fixing seat, so that the whole sampling ring can be aligned to a lesion in the using process, the rapid search of the lesion is accelerated, and the rapid sampling of the lesion can be realized.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a sampling device for a gastrointestinal endoscope.
Background
If pathological changes are found in the gastrointestinal endoscopy, a sampler is needed to be used for sampling, pathological examination is carried out, and the nature of the pathological changes is determined. At present, the gastroenteroscope sampler commonly used, its front end is opened through handle slider after promoting handle, handle and is kept silent, carries out a lot of samplings to the intestines and stomach tissue, and this kind of sampler has following technical problem:
1) because the tail end is relatively soft, the time is much longer when the lesion is nipped and cut at the position far away from the front end of the endoscope, and the tissue at the lesion is not easy to be picked up;
2) when the lesion is in a crease of the digestive tract, the sampler is difficult to sample or inspect.
Disclosure of Invention
In order to solve the technical problems, the invention provides a biopsy sampling device for a gastrointestinal endoscope, which can conveniently and quickly sample and is also suitable for sampling at the folds of the digestive tract.
The technical scheme of the invention is as follows:
a sampling device for a gastrointestinal endoscope comprises a control device, a bendable sleeve and a driving lead, wherein one end of the bendable sleeve is connected with the control device, the driving lead is movably arranged on the inner side of the bendable sleeve, and one end of the driving lead is in driving connection with the control device; the sampling device for gastrointestinal mirror further comprises:
the fixing seat is fixedly connected with the other end of the bendable sleeve, and a fixing part is arranged on the fixing seat; and the sampling ring is fixedly connected with the tail end of the driving wire, the sampling ring is arranged at one end of the fixing seat in a bending mode, and one end of the sampling ring is fixedly connected with the fixing part.
Wherein, the fixed seat is a hollow revolving body; the inner side of the fixed seat is provided with a lead moving channel of a column, and the lead moving channel is opposite to the fixed part.
Wherein, coaxial and can dismantle on the fixing base and be equipped with flexible piece of peeling off.
The flexible stripping piece is characterized in that the peripheral side of the flexible stripping piece is circumferentially arrayed and obliquely provided with extending parts, and the extending parts shrink outwards along one end.
Wherein the flexible stripping piece is a hollow revolving body; the inner side circumference array of the flexible stripping piece is provided with hemispherical convex parts.
Wherein the sampling ring is expanded in a butterfly shape.
Wherein, a first cutting part, a second cutting part and a third cutting part are fixedly arranged on the sampling ring; the first cutting part and the second cutting part are arranged in parallel at the same side; a third cutting part is arranged between the adjacent first cutting part and the second cutting part; when the cutting device works, the first cutting part, the second cutting part and the third cutting part form a closed cutting surface.
Wherein the first, second and third cut portions are triangular.
The first cutting portion, the second cutting portion and the third cutting portion are triangular and are provided with a first cutting edge and a second cutting edge.
The invention has the following beneficial effects:
1) according to the butterfly-shaped expansion type sampling device, the butterfly-shaped expansion sampling ring is telescopically and movably arranged on the fixed seat, so that the whole sampling ring can be aligned to a lesion in the using process, the rapid search of the lesion is accelerated, and the rapid sampling of the lesion can be realized;
2) according to the invention, the flexible stripping piece is arranged on the fixed seat and is used for opening the stomach fold part, so that subsequent detection and sampling are facilitated;
3) according to the sampling ring, the first cutting part, the second cutting part and the third cutting part are fixedly arranged on the sampling ring, so that when the sampling is carried out in a cutting mode, the first cutting part, the second cutting part and the third cutting part are closed by drawing the driving lead, the sampling can be carried out quickly, and the whole process is convenient and quick to operate.
In conclusion, the invention improves the efficiency of sampling the partially cancerized stomach tissue in the gastrointestinal endoscopy, can quickly cut samples for some submucosal lesions such as leiomyoma, interstitial tumor, carcinoid and the like, and expands the adaptability of gastrointestinal biopsy tissue examination.
Drawings
FIG. 1 is a schematic view of the structure of a sampling device for gastrointestinal mirror according to the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a schematic diagram of a sampling ring structure according to the present invention.
The reference numbers in the figures denote: a control device 1; a bendable sleeve 2; a drive wire 3; a fixed seat 4; a fixed portion 41; a sampling ring 5; a wire moving passage 42; a flexible stripper 43; an extension 44; a first cut portion 51; a second cut portion 52; the third cut portion 53.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Detailed description of the preferred embodiment 1
Referring to fig. 1 to 2, a sampling device for gastrointestinal endoscope comprises a control device 1, a bendable sleeve 2 with one end connected with the control device 1, and a driving lead 3 which is movably arranged inside the bendable sleeve 2 and has one end in driving connection with the control device 1; the sampling device for gastrointestinal mirror further comprises:
the fixing seat 4 is fixedly connected with the other end of the bendable sleeve 2, and a fixing part 41 is arranged on the fixing seat; and the sampling ring 5 is fixedly connected with the tail end of the driving lead 3, the sampling ring 5 is arranged at one end of the fixing seat 4 in a bending way, and one end of the sampling ring 5 is fixedly connected with the fixing part 41.
The 5 telescopic removal of sample ring sets up on fixing base 4, and drive wire 3 is used for driving 5 actions of sample ring, realizes quick sample, and whole process operation is convenient and fast.
The fixed seat 4 is a hollow revolving body; the inner side of the fixed seat 4 is provided with a lead moving channel 42 of a column, the driving lead 3 can pull the sampling ring 5 to move along the lead moving channel 42, and the lead moving channel 42 is opposite to the fixed part 41.
The fixed seat 4 is coaxially and detachably provided with a flexible stripping piece 43. The flexible stripping members 43 are circumferentially arrayed and obliquely provided with extending portions 44 on the peripheral side, and the extending portions are outwardly contracted along one end. When taking a sample, pass the sample department with flexible piece 43 of peeling off, extension 44 struts the sample position to sample ring 5 carries out the sample operation, and then improves sample quality and sample efficiency.
The flexible stripping part 43 is a hollow revolving body; the inner circumferential array of the flexible stripping elements 43 is provided with hemispherical convex parts. The flexible stripping part 43 can be detachably sleeved on the outer surface of the fixing seat 4, and the hemispherical convex part on the inner side of the flexible stripping part 43 is clamped on the outer surface of the fixing seat 4, so that the flexible stripping part 43 is convenient to replace and detach, and the flexible stripping part 43 is convenient to maintain and clean.
Specific example 2
A sampling device for gastrointestinal endoscope comprises a control device 1, a bendable sleeve 2 with one end connected with the control device 1, and a driving lead 3 which is movably arranged inside the bendable sleeve 2 and with one end in driving connection with the control device 1; the sampling device for gastrointestinal mirror further comprises: the fixing seat 4 is fixedly connected with the other end of the bendable sleeve 2, and a fixing part 41 is arranged on the fixing seat; and the sampling ring 5 is fixedly connected with the tail end of the driving lead 3, the sampling ring 5 is arranged at one end of the fixing seat 4 in a bending way, and one end of the sampling ring 5 is fixedly connected with the fixing part 41.
The 5 telescopic removal of sample ring sets up on fixing base 4, and drive wire 3 is used for driving 5 actions of sample ring, realizes quick sample, and whole process operation is convenient and fast.
The sampling ring 5 is expanded in a butterfly shape. One side of the sampling ring 5 is fixedly connected with the tail end of the driving wire 3, and the other side is fixedly connected with the fixing part 41, the driving wire 3 can drive the sampling ring 5 to move along the wire moving channel 42, so that the butterfly-shaped sampling ring 5 is driven to close for sampling operation.
A first cutting part 51, a second cutting part 52 and a third cutting part 53 are fixedly arranged on the sampling ring 5; the first cutting part 51 and the second cutting part 52 are arranged in parallel at the same side; a third cutting part 53 is arranged between the adjacent first cutting part 51 and the second cutting part 52; in operation, the first cut-out portion 51, the second cut-out portion 52 and the third cut-out portion 53 form a closed cut-out surface by themselves. When taking a sample, the drive wire 3 can drive the sampling ring 5 to move along the wire moving channel 42, and drive the butterfly-shaped sampling ring 5 to close, so that the first cutting part 51, the second cutting part 52 and the third cutting part 53 form a closed cutting surface, thereby realizing sampling and cutting, and meanwhile, the cut sample is positioned outside the fixing seat 4 and between the inner sides of the closed cutting surface, so as to prevent the cut sample from falling off.
The first cut portion 51, the second cut portion 52 and the third cut portion 53 are all triangular; and the first cutting portion 51, the second cutting portion 52 and the third cutting portion 53 are provided with a first cutting edge and a second cutting edge. The first cutting part 51 and the second cutting part 52 are arranged in parallel on the same side, the third cutting part 53 is arranged opposite to the first cutting part 51 and the second cutting part 52, the driving wire 3 is pulled, and the sampling ring 5 is driven to move along the wire moving channel 42, so that the third cutting part 53 is inserted between the first cutting part 51 and the second cutting part 52 to form a closed cutting surface, and quick cutting is realized; the first cutting part 51, the second cutting part 52 and the third cutting part 53 are all triangular, the structure is simple and ingenious in arrangement, and the operation and the use are convenient.
The invention adopts the following principle: when sampling, the flexible stripping piece 43 is pushed to the sampling position, and the extension part 44 stretches the sampling position, so that the sample to be sampled is positioned among the first cutting part 51, the second cutting part 52 and the third cutting part 53; then, the driving wire 3 is operated to drive the sampling ring 5 to move along the wire moving channel 42, so as to drive the butterfly-shaped sampling ring 5 to close, so that the first cutting portion 51, the second cutting portion 52 and the third cutting portion 53 form a closed cutting surface, and the sample cutting is completed.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A sampling device for gastrointestinal endoscope comprises a control device (1), a bendable sleeve (2) with one end connected with the control device (1), and a driving lead (3) which is movably arranged at the inner side of the bendable sleeve (2) and with one end in driving connection with the control device (1); the method is characterized in that: the sampling device for gastrointestinal mirror further comprises:
the fixing seat (4) is fixedly connected with the other end of the bendable sleeve (2), and a fixing part (41) is arranged on the fixing seat; and
sample ring (5), with drive wire (3) terminal fixed connection, sample ring (5) crooked set up in fixing base (4) one end, and sample ring (5) one end with fixed part (41) fixed connection.
2. The gastrointestinal scope sampling device of claim 1, wherein: the fixed seat (4) is a hollow revolving body; the inner side of the fixed seat (4) is provided with a lead moving channel (42) of a column, and the lead moving channel (42) is opposite to the fixed part (41).
3. The gastrointestinal scope sampling device of claim 2, wherein: and the fixed seat (4) is coaxially and detachably provided with a flexible stripping piece (43).
4. A gastrointestinal scope sampling device as claimed in claim 3, wherein: the flexible stripping part (43) is circumferentially arrayed on the peripheral side and obliquely provided with extending parts (44), and the extending parts shrink outwards along one end.
5. The gastrointestinal scope sampling device of claim 4, wherein: the flexible stripping piece (43) is a hollow revolving body; the inner side of the flexible stripping piece (43) is provided with hemispherical bulges in a circumferential array.
6. The gastrointestinal scope sampling device of claim 1, wherein: the sampling ring (5) is expanded in a butterfly shape.
7. The gastrointestinal scope sampling device of claim 1, wherein: a first cutting part (51), a second cutting part (52) and a third cutting part (53) are fixedly arranged on the sampling ring (5); the first cutting part (51) and the second cutting part (52) are arranged in parallel at the same side; a third cutting part (53) is arranged between the adjacent first cutting part (51) and the second cutting part (52); in operation, the first cutting section (51), the second cutting section (52) and the third cutting section (53) form a closed cutting surface.
8. The gastrointestinal scope sampling device of claim 7, wherein: the first cut portion (51), the second cut portion (52) and the third cut portion (53) are all triangular.
9. The gastrointestinal scope sampling device of claim 8, wherein: the first cutting portion (51), the second cutting portion (52) and the third cutting portion (53) are triangular and are provided with a first cutting edge and a second cutting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111337937.4A CN114010240B (en) | 2021-11-12 | 2021-11-12 | Sampling device for gastroenteroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111337937.4A CN114010240B (en) | 2021-11-12 | 2021-11-12 | Sampling device for gastroenteroscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114010240A true CN114010240A (en) | 2022-02-08 |
| CN114010240B CN114010240B (en) | 2024-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111337937.4A Active CN114010240B (en) | 2021-11-12 | 2021-11-12 | Sampling device for gastroenteroscope |
Country Status (1)
| Country | Link |
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| CN (1) | CN114010240B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000051229A (en) * | 1998-08-17 | 2000-02-22 | Asahi Optical Co Ltd | Treatment implement for endoscope |
| US20030163129A1 (en) * | 2001-09-12 | 2003-08-28 | Manoa Medical, Inc. | Devices and methods for tissue severing and removal |
| US20040092953A1 (en) * | 2002-08-20 | 2004-05-13 | Olympus Optical Co., Ltd. | Surgical treatment device |
| CN201861668U (en) * | 2010-07-28 | 2011-06-15 | 刘迅 | Sequential sampler for uterine cavity |
| CN104661604A (en) * | 2013-01-18 | 2015-05-27 | 奥林巴斯医疗株式会社 | Treatment device |
| CN107028655A (en) * | 2016-02-03 | 2017-08-11 | 国立大学法人大阪大学 | Endoscope-use snare |
| CN107530065A (en) * | 2015-03-06 | 2018-01-02 | 英国质谱公司 | In vivo Microendoscopic tissue identification instrument |
| DE202020104255U1 (en) * | 2020-07-23 | 2021-10-26 | Hms Medical Gmbh | Device for removing raised cell tissue, in particular tumors |
-
2021
- 2021-11-12 CN CN202111337937.4A patent/CN114010240B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000051229A (en) * | 1998-08-17 | 2000-02-22 | Asahi Optical Co Ltd | Treatment implement for endoscope |
| US20030163129A1 (en) * | 2001-09-12 | 2003-08-28 | Manoa Medical, Inc. | Devices and methods for tissue severing and removal |
| US20040092953A1 (en) * | 2002-08-20 | 2004-05-13 | Olympus Optical Co., Ltd. | Surgical treatment device |
| CN201861668U (en) * | 2010-07-28 | 2011-06-15 | 刘迅 | Sequential sampler for uterine cavity |
| CN104661604A (en) * | 2013-01-18 | 2015-05-27 | 奥林巴斯医疗株式会社 | Treatment device |
| CN107530065A (en) * | 2015-03-06 | 2018-01-02 | 英国质谱公司 | In vivo Microendoscopic tissue identification instrument |
| CN107028655A (en) * | 2016-02-03 | 2017-08-11 | 国立大学法人大阪大学 | Endoscope-use snare |
| DE202020104255U1 (en) * | 2020-07-23 | 2021-10-26 | Hms Medical Gmbh | Device for removing raised cell tissue, in particular tumors |
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| Publication number | Publication date |
|---|---|
| CN114010240B (en) | 2024-05-07 |
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