CN110477966B - Noninvasive sampling device for tumors - Google Patents
Noninvasive sampling device for tumors Download PDFInfo
- Publication number
- CN110477966B CN110477966B CN201910814964.2A CN201910814964A CN110477966B CN 110477966 B CN110477966 B CN 110477966B CN 201910814964 A CN201910814964 A CN 201910814964A CN 110477966 B CN110477966 B CN 110477966B
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- Prior art keywords
- needle cylinder
- sampling tube
- piston
- cylinder
- spring
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- 238000005070 sampling Methods 0.000 title claims abstract description 49
- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 230000004069 differentiation Effects 0.000 claims abstract description 20
- 210000000225 synapse Anatomy 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- A61B10/0233—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)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a noninvasive sampling device for tumors, which comprises a compression bar, a needle cylinder, a trigger set and a sampling tube, wherein the compression bar is embedded into the needle cylinder, the trigger set is hinged to the upper part of the outer wall of the needle cylinder, and the sampling tube is installed in the needle cylinder from the bottom of the needle cylinder through threads. The novel sampling tube front end of use adopts the cross differentiation syringe needle, and every cross differentiation contained angle department all bores the through-hole, can block by the tumour internal tissue and the unable condition of normal sample takes place when solving current sampling tube sample, and the cylinder of this invention still utilizes spring A's elasticity to take a sample, can operate through the singlehanded, and the cylinder can repeatedly carry out the use after passing through the disinfection moreover, avoids the wasting of resources.
Description
Technical Field
The invention relates to medical equipment, in particular to a non-invasive sampling device for tumors.
Background
The tumor is one of the difficult problems that is difficult to solve in the traditional medicine, and is divided into benign and malignant, if the tumor is to be distinguished, the tumor needs to be sampled, the traditional tumor sampling wound is large, great pain and fear are brought to a patient, and when the sampling tube is used for sampling tumor tissue fluid, the traditional sampling tube is single Kong Sheji and is often blocked by tissue in the tumor, so that normal sampling cannot be performed, and a sampling tube is required to be operated by both hands, so that doctors are tired, the operation of the doctors is also a test, most of the traditional sampling equipment is disposable, and medical resources are also wasted greatly.
Disclosure of Invention
The invention aims to provide a non-invasive sampling device for tumors, which aims to solve the technical problems.
The invention adopts the following technical scheme for realizing the purposes: the noninvasive tumor sampling device comprises a compression bar, a needle cylinder, a trigger set and a sampling tube, wherein the compression bar is embedded into the needle cylinder from the upper part of the needle cylinder, the trigger set is hinged to the upper part of the outer wall of the needle cylinder, and the sampling tube is installed in the needle cylinder from the bottom of the needle cylinder through threads.
On the basis of the technical scheme, the compression bar is composed of a notch, a piston A, a groove and a spring A, wherein the notch is formed in the outer wall of the upper portion of the compression bar, the piston A is fixed with a circular synapse at the bottom end of the compression bar through a clamping groove at the top end, the groove is formed in the bottom of the piston A, and the spring A is arranged below the piston A.
On the basis of the technical scheme, the compression bar, the piston A and the spring A are embedded in the needle cylinder.
On the basis of the technical scheme, the trigger group consists of a supporting rod, a pressure rod, a hinge shaft, a movable rod and a spring B, wherein the supporting rod is welded at the upper position of the outer wall of the needle cylinder, the middle part of the pressure rod is hinged with the supporting rod, the top end of the pressure rod is hinged with the movable rod through the hinge shaft, the movable rod is inserted into the needle cylinder through a through hole at the upper part of the outer wall of the needle cylinder, one end of the spring B is fixed at the lower position of the inner side of the pressure rod through a screw, and the other end of the spring B is in contact with the needle cylinder.
On the basis of the technical scheme, the movable rod is inserted into the needle cylinder through the through hole at the upper part of the outer wall of the needle cylinder, the position of the movable rod corresponds to the notch on the outer wall of the pressure rod, and when the pressure rod is pressed down on a unified axis, the movable rod can be clamped into the notch under the elastic action of the spring B, so that the pressure rod is prevented from rebounding.
On the basis of the technical scheme, the sampling tube comprises threads, a piston B, a cross differentiation needle head and through holes, the threads are arranged at the upper part of the outer wall of the sampling tube and are arranged at the bottom of the needle cylinder through the threads, the threads are embedded into grooves in the bottom of the piston A, the piston B is embedded into the sampling tube and can synchronously move upwards or downwards with the piston A through the downward pressing or rebound of the pressing rod, the cross differentiation needle head is arranged at the bottom end of the sampling tube, and each cross differentiation area is provided with one through hole, and the threads, the cross differentiation needle head and the sampling tube are integrally formed.
On the basis of the technical scheme, the compression bar, the needle cylinder, the spanner set and the sampling tube are all made of medical grade stainless steel.
Compared with the prior art, the invention has the following advantages: the novel sampling tube front end of use adopts the cross differentiation syringe needle, and every cross differentiation contained angle department all bores the through-hole, can block by the tumour internal tissue and the unable condition of normal sample takes place when solving current sampling tube sample, and the cylinder of this invention still utilizes spring A's elasticity to take a sample, can operate through the singlehanded, and the cylinder can repeatedly carry out the use after passing through the disinfection moreover, avoids the wasting of resources.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic structural view of the pressing rod in an undepressed state.
Fig. 3 is a schematic structural diagram of the present invention in a state after the pressing rod is pressed.
FIG. 4 is a schematic view of the trigger set of the present invention.
FIG. 5 is a schematic view showing the structure of the cross-shaped differentiation needle and the through hole of the present invention
In the figure: the device comprises a compression bar 1, a needle cylinder 2, a spanner group 3, a sampling tube 4, a notch 5, a piston A6, a groove 7, a spring A8, a supporting rod 9, a compression bar 10, a hinge shaft 11, a movable rod 12, a spring B13, threads 14, a piston B15, a cross differentiation needle 16 and a through hole 17.
Detailed Description
The invention is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1 and 2, the noninvasive tumor sampling device comprises a compression bar 1, a needle cylinder 2, a trigger set 3 and a sampling tube 4, wherein the compression bar 1 is embedded into the needle cylinder 2 from the upper part of the needle cylinder 2, the trigger set 3 is hinged to the upper part of the outer wall of the needle cylinder 2, and the sampling tube 4 is installed in the needle cylinder 2 from the bottom of the needle cylinder 2 through threads.
On the basis of the technical scheme, the compression bar 1 is composed of a notch 5, a piston A6, a groove 7 and a spring A8, wherein the notch 5 is arranged on the outer wall of the upper portion of the compression bar 1, the piston A6 is fixed with a circular synapse at the bottom end of the compression bar 1 through a clamping groove at the top end, the groove 7 is arranged at the bottom of the piston A6, and the spring A is arranged below the piston A6.
On the basis of the technical scheme, the compression bar 1, the piston A6 and the spring A8 are all embedded in the needle cylinder 2.
On the basis of the technical scheme, the trigger group 3 consists of a supporting rod 9, a pressing rod 10, a hinge shaft 11, a movable rod 12 and a spring B13, wherein the supporting rod 9 is welded at the upper position of the outer wall of the needle cylinder 2, the middle part of the pressing rod 10 is hinged with the supporting rod 9, the top end of the pressing rod is hinged with the movable rod 12 through the hinge shaft 11, the movable rod 12 is inserted into the needle cylinder 2 through a through hole at the upper part of the outer wall of the needle cylinder 2, one end of the spring B13 is fixed at the lower position of the inner side of the pressing rod 10 through a screw, and the other end of the spring B13 is in contact with the needle cylinder 2.
On the basis of the technical scheme, the movable rod 12 is inserted into the needle cylinder 2 through the through hole at the upper part of the outer wall of the needle cylinder 2, the position of the movable rod corresponds to the notch 5 on the outer wall of the pressure rod 1, and when the pressure rod 1 is pressed down on a unified axis, the movable rod 12 is clamped into the notch under the elastic action of the spring B13, so that the resilience of the pressure rod 1 is prevented.
On the basis of the technical scheme, the sampling tube 4 comprises threads 14, a piston B15, a cross differentiation needle 16 and through holes 17, wherein the threads 14 are arranged at the upper position of the outer wall of the sampling tube 4, the bottom of the needle cylinder 2 is provided with the threads 14, the threads are embedded into a groove 7 at the bottom of the piston A6, the piston B15 is embedded into the sampling tube 4, the piston A6 moves upwards or downwards synchronously through the downward pressing or rebound of the compression rod 1, the cross differentiation needle 16 is arranged at the bottom end of the sampling tube 4, and each cross differentiation region is provided with one through hole 17, and the threads 14, the cross differentiation needle 16 and the sampling tube 4 are manufactured in an integrated manner.
Based on the technical scheme, the compression bar 1, the needle cylinder 2, the spanner group 3 and the sampling tube 4 are all made of medical grade stainless steel.
The novel sampling tube front end of use adopts the cross differentiation syringe needle, and every cross differentiation contained angle department all bores the through-hole, can block by the tumour internal tissue and the unable condition of normal sample takes place when solving current sampling tube sample, and the cylinder of this invention still utilizes spring A's elasticity to take a sample, can operate through the singlehanded, and the cylinder can repeatedly carry out the use after passing through the disinfection moreover, avoids the wasting of resources.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art from this disclosure that changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the invention.
Claims (2)
1. The utility model provides a tumour is with noninvasive sampling device, includes depression bar one (1), cylinder (2), trigger group (3), sampling tube (4), its characterized in that: the pressure lever I (1) is embedded into the needle cylinder (2) from the upper part of the needle cylinder (2), the spanner group (3) is hinged to the upper part of the outer wall of the needle cylinder (2), the sampling tube (4) is arranged in the needle cylinder (2) from the bottom of the needle cylinder (2) through threads, the pressure lever I (1) consists of a notch (5), a piston A (6), a groove (7) and a spring A (8), the notch (5) is arranged on the outer wall of the upper part of the pressure lever I (1), the piston A (6) is fixed with the circular synapse of the bottom end of the pressure lever I (1) through a top clamping groove, the bottom of the piston A (6) is provided with the groove (7), the spring A is arranged below the piston A (6), the pressure lever I (1), the piston A (6) and the spring A (8) are embedded into the needle cylinder (2), the trigger group (3) consists of a strut (9), a pressure lever II (10), a hinge shaft (11) and a movable rod (12) and a spring B (13), the upper part of the strut (9) is welded with the circular synapse of the bottom of the needle cylinder (1) through the piston A (6), the hinge shaft (12) and the upper part of the needle cylinder (2) is inserted into the needle cylinder (2), one end of the spring B (13) is fixed at the lower part of the inner side of the second compression bar (10) through a screw, the other end of the spring B is in contact with the needle cylinder (2), the movable bar (12) is inserted into the needle cylinder (2) through a through hole at the upper part of the outer wall of the needle cylinder (2), the position of the movable bar corresponds to a notch (5) on the outer wall of the first compression bar (1), and when the first compression bar (1) is pressed down on a unified axis, the movable bar (12) is clamped into the notch under the elastic action of the spring B (13) to prevent the first compression bar (1) from rebounding; sampling tube (4) include screw thread (14), piston B (15), cross differentiation syringe needle (16), through-hole (17), screw thread (14) set up in the outer wall upper portion position of sampling tube (4), install the bottom at cylinder (2) through screw thread (14) to in recess (7) of embedding piston A (6) bottom, in piston B (15) embedding sampling tube (4), through the pushing down or the resilience of depression bar one (1), can be with piston A (6) synchronous upward or downward movement, cross differentiation syringe needle (16) set up in the bottom of sampling tube (4), and every cross differentiation district all has bored a through-hole (17), screw thread (14), cross differentiation syringe needle (16) and sampling tube (4) are integrated into one piece preparation.
2. The non-invasive sampling device for tumors of claim 1, wherein: the first compression bar (1), the needle cylinder (2), the trigger group (3) and the sampling tube (4) are all made of medical grade stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814964.2A CN110477966B (en) | 2019-08-30 | 2019-08-30 | Noninvasive sampling device for tumors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814964.2A CN110477966B (en) | 2019-08-30 | 2019-08-30 | Noninvasive sampling device for tumors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110477966A CN110477966A (en) | 2019-11-22 |
| CN110477966B true CN110477966B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910814964.2A Active CN110477966B (en) | 2019-08-30 | 2019-08-30 | Noninvasive sampling device for tumors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110477966B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019070170A2 (en) * | 2017-10-05 | 2019-04-11 | Odintsov Vladislav Alexandrovich | Aspiration syringe |
| CN110946628B (en) * | 2020-01-06 | 2023-04-21 | 北京新希望六和生物科技产业集团有限公司 | Tissue medical sampler for livestock |
| WO2021207876A1 (en) * | 2020-04-13 | 2021-10-21 | 苏州市立普医疗科技有限公司 | Disposable cytological biopsy needle |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10212154A1 (en) * | 2002-03-19 | 2003-10-09 | Norbert F Heske | Handheld biopsy unit for the removal of tissue, comprises at least one tensioning and launching unit, and a needle unit with an outer hollow needle and a hollow biopsy needle |
| CN201197720Y (en) * | 2008-04-29 | 2009-02-25 | 刘亚荣 | Sampler for endometrium tissue |
| CN202776390U (en) * | 2012-09-27 | 2013-03-13 | 许作妮 | Body surface tumor sampler |
| CN203089221U (en) * | 2013-03-22 | 2013-07-31 | 刘吉升 | Tumor tissue biopsy puncture sampling device |
| CN103307457A (en) * | 2013-06-04 | 2013-09-18 | 东莞市和旺电器有限公司 | Portable thermoelectric power generation lighting device |
| CN204971366U (en) * | 2015-09-17 | 2016-01-20 | 陈玉岳 | Tumor sampling device |
| CN205072913U (en) * | 2015-10-27 | 2016-03-09 | 郑州人民医院 | Tumour sampler |
| CN105496472A (en) * | 2016-01-26 | 2016-04-20 | 陆海鹤 | Elastic cell collector |
| CN206261622U (en) * | 2016-08-30 | 2017-06-20 | 吕倩 | A kind of tumour samples syringe |
| CN208926530U (en) * | 2017-09-01 | 2019-06-04 | 侯景义 | Puncture needle and syringe |
| CN211433028U (en) * | 2019-08-30 | 2020-09-08 | 上海赋鑫生物科技股份有限公司 | Noninvasive sampling device for tumors |
-
2019
- 2019-08-30 CN CN201910814964.2A patent/CN110477966B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10212154A1 (en) * | 2002-03-19 | 2003-10-09 | Norbert F Heske | Handheld biopsy unit for the removal of tissue, comprises at least one tensioning and launching unit, and a needle unit with an outer hollow needle and a hollow biopsy needle |
| CN201197720Y (en) * | 2008-04-29 | 2009-02-25 | 刘亚荣 | Sampler for endometrium tissue |
| CN202776390U (en) * | 2012-09-27 | 2013-03-13 | 许作妮 | Body surface tumor sampler |
| CN203089221U (en) * | 2013-03-22 | 2013-07-31 | 刘吉升 | Tumor tissue biopsy puncture sampling device |
| CN103307457A (en) * | 2013-06-04 | 2013-09-18 | 东莞市和旺电器有限公司 | Portable thermoelectric power generation lighting device |
| CN204971366U (en) * | 2015-09-17 | 2016-01-20 | 陈玉岳 | Tumor sampling device |
| CN205072913U (en) * | 2015-10-27 | 2016-03-09 | 郑州人民医院 | Tumour sampler |
| CN105496472A (en) * | 2016-01-26 | 2016-04-20 | 陆海鹤 | Elastic cell collector |
| CN206261622U (en) * | 2016-08-30 | 2017-06-20 | 吕倩 | A kind of tumour samples syringe |
| CN208926530U (en) * | 2017-09-01 | 2019-06-04 | 侯景义 | Puncture needle and syringe |
| CN211433028U (en) * | 2019-08-30 | 2020-09-08 | 上海赋鑫生物科技股份有限公司 | Noninvasive sampling device for tumors |
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| Publication number | Publication date |
|---|---|
| CN110477966A (en) | 2019-11-22 |
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