CN112617912A - Gynecological tumor sampling device - Google Patents
Gynecological tumor sampling device Download PDFInfo
- Publication number
- CN112617912A CN112617912A CN202110025679.XA CN202110025679A CN112617912A CN 112617912 A CN112617912 A CN 112617912A CN 202110025679 A CN202110025679 A CN 202110025679A CN 112617912 A CN112617912 A CN 112617912A
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- Prior art keywords
- lip
- needle
- sampling device
- sampling
- push
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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
-
- 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
-
- 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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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- 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)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a gynecological tumor sampling device, which comprises a sampling cylinder, wherein a sampling nozzle is arranged below the sampling cylinder, a connecting sleeve is arranged on the right side of the sampling nozzle, a cutting mechanism is arranged in the connecting sleeve, a push-pull handle is arranged in the sampling cylinder, a piston block is connected below the push-pull handle, a sampling needle is arranged below the piston block, the sampling needle comprises a needle base, a plurality of needle tubes are arranged below the needle base, barbs are arranged on the periphery of the lower end of the needle tubes, the cutting mechanism comprises an auxiliary gear rotating in the connecting sleeve, a cam is coaxially arranged in front of the auxiliary gear, the left side of the cam is connected with a connecting plate in a supporting manner, a cutter is horizontally connected to the left side of the connecting plate, the upper end of the push-pull handle extends upwards to the upper surface of the sampling cylinder, and a first sealing mechanism and a second sealing mechanism are arranged between the push-pull handle, the invention is convenient to operate and has high sampling speed.
Description
Technical Field
The invention relates to a tumor operation, in particular to a gynecological tumor sampling device.
Background
The tumor is a very common tissue, can reflect the human health condition, consequently need follow the human health in to the tumor is sampled to judge whether benign tumor or malignant tumor, so that carry out the treatment of pertinence, the tumor sampling device structure among the prior art is complicated, not only the operation is inconvenient, and can break tumor tissue during the sample, makes the person of taking a sample painful relatively.
Disclosure of Invention
In view of the above, the present invention provides a gynecological tumor sampling device to solve the above technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a gynecological tumor sampling device, includes the sampling tube, be equipped with the sample nozzle below the sampling tube, the adapter sleeve is installed on the right side of sample nozzle, be equipped with cutting mechanism in the adapter sleeve, be equipped with the push-and-pull handle in the sampling tube, be connected with the piston piece below the push-and-pull handle, the piston piece slides in the sampling tube, be equipped with the sample needle below the piston piece, the sample needle includes the needle file, be equipped with a plurality of needle tubing below the needle file, a plurality of needle tubing all stretches into in the sample nozzle, the lower extreme of needle tubing is connected with the syringe needle, be equipped with the barb on the lower extreme periphery of needle tubing, cutting mechanism includes the pinion of adapter sleeve, the preceding coaxial arrangement of pinion has the cam, the left side of cam is supported and is held and is connected with the connecting plate, the left side horizontally connect of connecting plate has the cutter, the left end of cutter is in the cutting that, the upper end of the push-pull handle extends upwards to the upper surface of the sampling tube, and a first sealing mechanism and a second sealing mechanism are arranged between the push-pull handle and the sampling tube.
Further, first sealing mechanism includes the fixed part, the inboard of fixed part is equipped with seal lip, well seal lip and lower seal lip, go up seal lip, well seal lip with the seal lip all supports and holds down on the push-and-pull is last.
Furthermore, a reinforcing part is arranged in the fixing part, and an upper accommodating cavity is formed between the lower sealing lip and the lower end of the fixing part.
Furthermore, the second sealing mechanism comprises an installation part, the installation part is sleeved on the push-pull handle, an inner abutting-against lip and an outer abutting-against lip are arranged on the installation part, and the inner abutting-against lip is located inside the outer abutting-against lip.
Furthermore, the inner pressing lip abuts against the outer side of the lower sealing lip, and the outer pressing lip abuts against the inner side of the fixing portion.
Furthermore, a lower accommodating cavity is arranged between the inner abutting lip and the outer abutting lip and is positioned below the upper accommodating cavity.
Further, the cutting mechanism still includes the pull rod, the pull rod with adapter sleeve sliding fit, the lower extreme of pull rod is equipped with the rack, the rack is located in the adapter sleeve, one side meshing of rack is connected with the master gear, the master gear is installed through the installation axle in the adapter sleeve, the epaxial cover of installation is equipped with the belt pulley, the belt pulley pass through the belt with the pinion is connected.
Furthermore, the cutting mechanism further comprises a guide rail, the guide rail is installed on the right side wall of the connecting sleeve, a sliding block is installed on the right side of the rack, and the sliding block slides on the guide rail.
Furthermore, the lower end of the piston block is provided with a first compression spring, and the lower end of the first compression spring is abutted against the inner bottom of the sampling tube.
Furthermore, a second compression spring is sleeved on the cutter, and two ends of the second compression spring respectively abut against and are held between the right side wall of the sampling nozzle and the connecting plate.
The technical scheme can show that the invention has the advantages that:
1. the sampling needle is simple in structure and convenient to operate, and the cutting mechanism can be used for quickly cutting so as to reduce the pulling of the sampling needle and further reduce the pain of a sampler.
2. The invention is also provided with the first sealing mechanism and the second sealing mechanism, so that the sampling of the sampling needle can be accelerated, and the operation speed is high.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of a portion a of fig. 1.
Fig. 3 is a partially enlarged view of fig. 1 at B.
Fig. 4 is a partially enlarged view of fig. 1 at C.
Fig. 5 is a partially enlarged view of fig. 1 at D.
FIG. 6 is a schematic view of another embodiment of the present invention.
List of reference numerals: the sampling tube 1, the sampling nozzle 11, the cutting hole 111, the piston block 12, the push-pull handle 13, the first compression spring 14, the first sealing mechanism 2, the fixing part 21, the reinforcing part 22, the upper sealing lip 23, the middle sealing lip 24, the lower sealing lip 25, the upper accommodating cavity 26, the sampling needle 3, the needle seat 31, the needle tube 32, the needle head 321, the barb 33, the connecting sleeve 4, the cutting mechanism 5, the pull rod 51, the rack 52, the sliding block 521, the guide rail 53, the main gear 54, the mounting shaft 541, the belt pulley 55, the belt 56, the pinion 57, the cam 58, the cutter 6, the connecting plate 61, the second compression spring 62, the second sealing mechanism 7, the mounting part 71, the inner abutting lip 72, the outer abutting lip 73 and the lower accommodating cavity 74.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
Referring to fig. 1 to 6, a gynecological tumor sampling device as shown in fig. 1 and 3, including a sampling tube 1, a sampling nozzle 11 is provided below the sampling tube 1, a connecting sleeve 4 is installed on the right side of the sampling nozzle 11, a cutting mechanism 5 is provided in the connecting sleeve 4, a push-pull handle 13 is provided in the sampling tube 1, a piston block 12 is connected below the push-pull handle 13, the piston block 12 slides in the sampling tube 1, a sampling needle 3 is provided below the piston block 12, the sampling needle 3 includes a needle seat 31, a plurality of needle tubes 32 are provided below the needle seat 31, the plurality of needle tubes 32 all extend into the sampling nozzle 11, the lower end of the needle tubes 32 is connected with a needle head 321, a barb 33 is provided on the periphery of the lower end of the needle tubes 32, the cutting mechanism 5 includes an auxiliary gear 57 rotating in the connecting sleeve 4, a cam 58 is coaxially provided in front of the auxiliary gear 57, the left side of the cam 58 is connected with a connecting plate 61 in a propping manner, the left side of the connecting plate 61 is horizontally connected with a cutter 6, the left end of the cutter 6 moves left and right in a cutting hole 111 formed in the right side wall of the sampling nozzle 11, the upper end of the push-pull handle 13 extends upwards to the upper surface of the sampling cylinder 1, and a first sealing mechanism 2 and a second sealing mechanism 7 are arranged between the push-pull handle 13 and the sampling cylinder 1.
As shown in fig. 2, the first sealing mechanism 2 includes a fixing portion 21, an upper sealing lip 23, a middle sealing lip 24 and a lower sealing lip 25 are disposed on an inner side of the fixing portion 21, the upper sealing lip 23, the middle sealing lip 24 and the lower sealing lip 25 are all abutted against the push-pull handle 13, and the upper sealing lip 23, the middle sealing lip 24 and the lower sealing lip 25 enable the abutting effect of the first sealing mechanism 2 on the push-pull handle 13 to be better when the push-pull handle 13 moves up and down, so that the sealing performance is improved.
Preferably, a reinforcing part 22 is arranged in the fixing part 21, an upper accommodating cavity 26 is arranged between the lower sealing lip 25 and the lower end of the fixing part 21, and the reinforcing part 22 can improve the overall supporting performance of the first sealing mechanism 2, so that the sealing effect is better.
Preferably, the second sealing mechanism 7 includes a mounting portion 71, the mounting portion 71 is sleeved on the push-pull handle 13, an inner abutting lip 72 and an outer abutting lip 73 are arranged on the mounting portion 71, and the inner abutting lip 72 is located inside the outer abutting lip 73.
Preferably, the inner pressing lip 72 abuts against the outer side of the lower sealing lip 25, the outer pressing lip 73 abuts against the inner side of the fixing portion 21, the lower sealing lip 25 can tightly abut against the push-pull handle 13 through the inner pressing lip 72, and the fixing portion 21 can tightly abut against the sampling tube 1 through the outer pressing lip 73, so that the sealing performance between the push-pull handle 13 and the sampling tube 1 is further improved.
Preferably, a lower accommodating cavity 74 is formed between the inner pressing lip 72 and the outer pressing lip 73, and the lower accommodating cavity 74 is located below the upper accommodating cavity 26.
As shown in fig. 4, the cutting mechanism 5 further includes a pull rod 51, the pull rod 51 is in sliding fit with the connecting sleeve 4, a rack 52 is disposed at a lower end of the pull rod 51, the rack 52 is located in the connecting sleeve 4, a main gear 54 is engaged and connected to one side of the rack 52, the main gear 54 is installed in the connecting sleeve 4 through an installation shaft 541, a belt pulley 55 is sleeved on the installation shaft 541, and the belt pulley 55 is connected to the pinion 57 through a belt 56.
Preferably, the cutting mechanism 5 further comprises a guide rail 53, the guide rail 53 is installed on the right side wall of the connecting sleeve 4, a sliding block 521 is installed on the right side of the rack 52, and the sliding block 521 slides on the guide rail 53.
Preferably, the lower end of the piston block 12 is provided with a first compression spring 14, and the lower end of the first compression spring 14 abuts against the inner bottom of the sampling tube 1.
As shown in fig. 5 and 6, a second compression spring 62 is sleeved on the cutting knife 6, two ends of the second compression spring 62 respectively abut against between the right sidewall of the sampling nozzle 11 and the connecting plate 61, and the second compression spring 62 can restore the cutting knife 6.
The working principle is as follows: pressing the push-pull handle 13 causes the piston block 12 to move downwards with the sampling needle 3, the piston block 12 causes the first compression spring 14 to compress, so that the sampling nozzle 11 is inserted into the tumor tissue, then the push-pull handle 13 is released, negative pressure is generated in the sampling tube 1 under the action of the first compression spring 14, so that the diseased tissue is hooked on the barb 33 and sucked into the sampling nozzle 11, then the pull rod 51 is pulled upwards, so that the rack 52 moves upwards, then the main gear 54 rotates anticlockwise and drives the pinion 57 to rotate anticlockwise, so that the cam 58 rotates anticlockwise and presses the connecting plate 61, so that the cutter 6 is carried to move leftwards, thereby cutting off the tumor tissue.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a gynecological tumor sampling device, a serial communication port, including sampling cylinder (1), be equipped with sample mouth (11) below sampling cylinder (1), adapter sleeve (4) are installed on the right side of sample mouth (11), be equipped with cutting mechanism (5) in adapter sleeve (4), be equipped with in sampling cylinder (1) and push away and draw handle (13), push away and draw and be connected with piston piece (12) below handle (13), piston piece (12) are in slide in sampling cylinder (1), be equipped with sample needle (3) below piston piece (12), sample needle (3) include needle file (31), be equipped with a plurality of needle tubing (32) below needle file (31), a plurality of needle tubing (32) all stretch into in sample mouth (11), the lower extreme of needle tubing (32) is connected with syringe needle (321), be equipped with barb (33) on the lower extreme periphery of needle tubing (32), cutting mechanism (5) include pinion (57) of adapter sleeve (4) internal rotation, the preceding coaxial arrangement of pinion (57) has cam (58), the left side of cam (58) is supported to hold and is connected with connecting plate (61), the left side horizontally connected with cutter (6) of connecting plate (61), the left end of cutter (6) is in remove about in cutting hole (111) seted up on sample mouth (11) right side wall, push and pull the upper end of handle (13) upwards extend to the higher authority of sampler barrel (1), push and pull handle (13) with be equipped with first sealing mechanism (2) and second sealing mechanism (7) between sampler barrel (1).
2. Gynecological tumor sampling device according to claim 1, wherein the first sealing mechanism (2) comprises a fixing portion (21), an upper sealing lip (23), a middle sealing lip (24) and a lower sealing lip (25) are arranged on the inner side of the fixing portion (21), and the upper sealing lip (23), the middle sealing lip (24) and the lower sealing lip (25) are all abutted against the push-pull handle (13).
3. Gynecological tumor sampling device according to claim 2, wherein a reinforcement (22) is provided in the fixing portion (21), and an upper receiving chamber (26) is provided between the lower sealing lip (25) and the lower end of the fixing portion (21).
4. The gynecological tumor sampling device of claim 3, wherein the second sealing mechanism (7) comprises a mounting portion (71), the mounting portion (71) is sleeved on the push-pull handle (13), an inner pressing lip (72) and an outer pressing lip (73) are arranged on the mounting portion (71), and the inner pressing lip (72) is located inside the outer pressing lip (73).
5. Gynecological tumor sampling device according to claim 4, wherein the inner pressing lip (72) abuts against the outer side of the lower sealing lip (25) and the outer pressing lip (73) abuts against the inner side of the fixing portion (21).
6. Gynecological tumor sampling device according to claim 5, wherein a lower receiving chamber (74) is provided between the inner pressing lip (72) and the outer pressing lip (73), the lower receiving chamber (74) being located below the upper receiving chamber (26).
7. The gynecological tumor sampling device of claim 1, wherein the cutting mechanism (5) further comprises a pull rod (51), the pull rod (51) is in sliding fit with the connecting sleeve (4), a rack (52) is arranged at the lower end of the pull rod (51), the rack (52) is positioned in the connecting sleeve (4), a main gear (54) is meshed and connected to one side of the rack (52), the main gear (54) is installed in the connecting sleeve (4) through an installation shaft (541), a belt pulley (55) is sleeved on the installation shaft (541), and the belt pulley (55) is connected with the auxiliary gear (57) through a belt (56).
8. Gynecological tumor sampling device according to claim 7, wherein the cutting mechanism (5) further comprises a guide rail (53), the guide rail (53) is mounted on the right side wall of the connecting sleeve (4), a slider (521) is mounted on the right side of the rack (52), and the slider (521) slides on the guide rail (53).
9. Gynecological tumor sampling device according to claim 1, wherein the piston block (12) is provided at its lower end with a first compression spring (14), the lower end of the first compression spring (14) bearing against the inner bottom of the sampling tube (1).
10. The gynecological tumor sampling device of claim 1, wherein the cutting knife (6) is sleeved with a second compression spring (62), and two ends of the second compression spring (62) respectively abut against between the right side wall of the sampling nozzle (11) and the connecting plate (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110025679.XA CN112617912A (en) | 2021-01-08 | 2021-01-08 | Gynecological tumor sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110025679.XA CN112617912A (en) | 2021-01-08 | 2021-01-08 | Gynecological tumor sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112617912A true CN112617912A (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110025679.XA Pending CN112617912A (en) | 2021-01-08 | 2021-01-08 | Gynecological tumor sampling device |
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| CN (1) | CN112617912A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115553830A (en) * | 2022-11-08 | 2023-01-03 | 西安交通大学 | Safe sampling device for tumors |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020196425A1 (en) * | 1995-09-08 | 2002-12-26 | Sopp John P. | Body fluid sampler |
| US20040249307A1 (en) * | 2003-02-25 | 2004-12-09 | Bennie Thompson | Biopsy device with variable speed cutter advance |
| CN208568330U (en) * | 2018-06-28 | 2019-03-01 | 北京通泰餐饮有限责任公司 | A kind of food inspection sampler with the multiple sampled functions of fixed point |
| CN109498070A (en) * | 2019-01-04 | 2019-03-22 | 山东省肿瘤防治研究院（山东省肿瘤医院） | A kind of multiple punch biopsy sampler for tumor of breast Minimally Invasive Surgery |
| CN111515877A (en) * | 2020-04-17 | 2020-08-11 | 苏州康巨富自动化设备有限公司 | Automatic test fixture easy to fix |
-
2021
- 2021-01-08 CN CN202110025679.XA patent/CN112617912A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020196425A1 (en) * | 1995-09-08 | 2002-12-26 | Sopp John P. | Body fluid sampler |
| US20040249307A1 (en) * | 2003-02-25 | 2004-12-09 | Bennie Thompson | Biopsy device with variable speed cutter advance |
| CN208568330U (en) * | 2018-06-28 | 2019-03-01 | 北京通泰餐饮有限责任公司 | A kind of food inspection sampler with the multiple sampled functions of fixed point |
| CN109498070A (en) * | 2019-01-04 | 2019-03-22 | 山东省肿瘤防治研究院（山东省肿瘤医院） | A kind of multiple punch biopsy sampler for tumor of breast Minimally Invasive Surgery |
| CN111515877A (en) * | 2020-04-17 | 2020-08-11 | 苏州康巨富自动化设备有限公司 | Automatic test fixture easy to fix |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115553830A (en) * | 2022-11-08 | 2023-01-03 | 西安交通大学 | Safe sampling device for tumors |
| CN115553830B (en) * | 2022-11-08 | 2024-01-05 | 西安交通大学第二附属医院 | Tumor safety sampling device |
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Application publication date: 20210409 |