CN103767740A - Multi-groove cutting type biopsy device - Google Patents
Multi-groove cutting type biopsy device Download PDFInfo
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- CN103767740A CN103767740A CN201410035779.0A CN201410035779A CN103767740A CN 103767740 A CN103767740 A CN 103767740A CN 201410035779 A CN201410035779 A CN 201410035779A CN 103767740 A CN103767740 A CN 103767740A
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- biopsy
- sampling
- closing member
- nook closing
- biopsy device
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Abstract
The invention provides a multi-groove cutting type biopsy device. The multi-groove cutting type biopsy device comprises a needle core and a needle tube, wherein the needle tube is movably sleeved on the needle core along the axial direction, the needle core is provided with a needle head and a biopsy sampling part which is arranged at the rear part of the needle head, the biopsy sampling part is provided with multiple sampling grooves which are concavely arranged on the same axial section of the needle core at intervals along the circumferential direction and respectively stretch along the axial direction, and the needle tube can move forwards until fully covering the multiple sampling grooves. Thereby, according to the multi-groove cutting type biopsy device provided by the invention, multiple biopsy samples can be taken out in one time, the biopsy puncturing efficiency is increased, the biopsy operation difficulty is reduced, and the biopsy can be completed in one time.
Description
Technical field
The present invention relates to medical equipment, espespecially a kind of multiple-grooved cutting type biopsy device.
Background technology
Biopsy (biopsy) is called for short " biopsy ", also claims surgical pathology inspection, is called for short " inspection outward "; Refer to the needs that should diagnose, treat, get or pathological tissues is taken out in puncture etc. from cutting in patient body, clamping, carry out the technology of pathological examination.
Often adopt in the industry now disposable biopsy device or the supporting composite biopsy device of disposable biopsy needle, for obtaining biopsy from the soft tissues such as liver, kidney, prostate, breast, spleen, lymph node or various soft-tissue tumor.The sampling part of disposable biopsy device or the supporting composite biopsy device of disposable biopsy needle all adopts single sampling groove design, is medically referred to as side channel cutting type biopsy device.As shown in Figure 1, this device comprises nook closing member 91 and can be set in actively vertically the needle tubing 92 on nook closing member 91, and nook closing member 91 has syringe needle 93 and is arranged at the biopsy sampling groove 94 of the depression at syringe needle 93 rears.In sampling process, needle tubing 92 is positioned at sampling groove 94 rears all the time, and after sample embeds sampling groove 94, needle tubing 92 moves to syringe needle 93 vertically, sealing sampling groove 94, then entirety taking-up sample completes sampling.
The histopathologic diagnosis process of biopsy is generally the specimen of perusal censorship, draw materials (fixing, embedding), make slice, carry out haematoxylin-Yihong (HE) dyeing, at optical microphotograph Microscopic observation.By the analysis to pathological tissues and cellular morphology, identification, again in conjunction with perusal and clinical related data, make the diagnosis of various diseases, so the number of required biopsy just has strict requirement, for a sample test after biopsy, another increment originally does the feature of pathological analysis, and biopsy at least will be carried out 2 times.So just increase difficulty and the repeatability of biopsy, namely needed patient repeatedly to sample.
Summary of the invention
Object of the present invention, is to provide a kind of multiple-grooved cutting type biopsy device, just can take out multiple samples by biopsy sampling, has improved operating efficiency, has overcome the defect described in background technology.
Above-mentioned purpose, can adopt following technical proposal to realize:
A kind of multiple-grooved cutting type biopsy device, comprise nook closing member and can be set in actively vertically the needle tubing on nook closing member, this nook closing member has syringe needle and is arranged at the biopsy sampling portion at syringe needle rear, described biopsy sampling portion have on the same shaft part of this nook closing member along circumferential interval be arranged with, and multiple sampling grooves of extending vertically respectively; Described needle tubing can move forward to and cover described multiple sampling groove completely.
Biopsy device as above, the week that described multiple sampling grooves are evenly distributed on described nook closing member upwards.
Biopsy device as above, the cup depth of described multiple sampling grooves is identical.
Biopsy device as above, described biopsy sampling portion has the sampling groove described in two, and these two sampling grooves are arranged with respectively the radially both side surface in described nook closing member, and become mutually the opposing setting of 180 degree.
Biopsy device as above, described biopsy sampling portion has the sampling groove described in three, and these three sampling grooves are arranged with respectively the surface in described nook closing member, and become mutually the opposing setting of 120 degree.
By above technical scheme, advantage and disadvantage of the present invention is:
1. the present invention, by multiple biopsy sampling grooves are set, can once take out multiple biopsy sample, has improved the puncture efficiency of biopsy, reduces the difficulty of biopsy operation, has realized biopsy and has once completed.
The present invention by multiple biopsy sampling grooves be set be uniformly distributed and cup depth identical, guaranteed the rigidity of nook closing member, the bending of simultaneously avoiding bias to cause.
Accompanying drawing explanation
For making object of the present invention, technological means and technique effect have more complete and clearly disclose, be below elaborated, and see also accompanying drawing and parts label.
Fig. 1 is the schematic diagram of single sampling groove biopsy device of prior art;
Fig. 2 is the schematic diagram of a kind of embodiment of multiple-grooved cutting type biopsy device of the present invention;
Fig. 3 is the A-A cutaway view in Fig. 2;
Fig. 4 is the schematic diagram of the another kind of embodiment of multiple-grooved cutting type biopsy device of the present invention;
Fig. 5 is the B-B cutaway view in Fig. 4.
The specific embodiment
First it should be noted that, in the present invention, the term 'fornt', 'back' of all references refers to respectively the direction towards or away from syringe needle.
Refer to shown in Fig. 2 and Fig. 3, the invention provides a kind of multiple-grooved cutting type biopsy device, comprise nook closing member 1 and can be set in actively vertically the needle tubing 2 on nook closing member 1, this nook closing member 1 has syringe needle 3 and is arranged at the biopsy sampling portion at syringe needle 3 rears, described biopsy sampling portion have on the same shaft part of this nook closing member 1 along circumferential interval be arranged with, and multiple sampling grooves 4 of extending vertically respectively; Described needle tubing 2 can move forward to and cover described multiple sampling groove 4 completely.
Preferably, the week that described multiple sampling groove 4 is evenly distributed on described nook closing member 1 upwards.
Preferably, the cup depth of described multiple sampling groove 4 is identical.
Certainly,, if several groups of collected specimens will be distinguished, also can not carry out above-mentioned uniform and dark setting such as grade.
In one embodiment of the invention, refer to Fig. 2 and Fig. 3, described biopsy sampling portion has the sampling groove 4 described in two, and these two sampling grooves 4 are arranged with respectively the radially both side surface in described nook closing member 1, and become mutually the opposing setting of 180 degree.
In another embodiment of the present invention, refer to Fig. 4 and Fig. 5, described biopsy sampling portion has the sampling groove 4 described in three, and these three sampling grooves 4 are arranged with respectively in the surface of described nook closing member 1, and become mutually the opposing setting of 120 degree.
The restriction that several sampling grooves are not subject to above-mentioned two embodiment is set, need determine according to the actual requirements, but the present invention arranges the prerequisite of multiple sampling grooves, guarantee that nook closing member has enough rigidity at biopsy sampling portion section, for example, can realize by the degree of depth of restriction sampling groove or by the material stiffness that improves biopsy sampling portion section.
While carrying out biopsy according to the present invention, under CT guiding, first biopsy device arrives focus, and nook closing member punctures into biopsy, and tissue enters multiple sampling grooves, and needle tubing reach covers multiple sampling grooves, and cuts off tissue.Biopsy is stayed in nook closing member sampling groove, together shifts out, then take out biopsy sample in company with biopsy device.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, the common variation that those skilled in the art carries out within the scope of technical solution of the present invention and replacement all should be included in protection scope of the present invention.
Claims (5)
1. a multiple-grooved cutting type biopsy device, it is characterized in that, comprise nook closing member and can be set in actively vertically the needle tubing on nook closing member, this nook closing member has syringe needle and is arranged at the biopsy sampling portion at syringe needle rear, described biopsy sampling portion have on the same shaft part of this nook closing member along circumferential interval be arranged with, and multiple sampling grooves of extending vertically respectively; Described needle tubing can move forward to and cover described multiple sampling groove completely.
2. biopsy device according to claim 1, is characterized in that, the week that described multiple sampling grooves are evenly distributed on described nook closing member upwards.
3. biopsy device according to claim 1, is characterized in that, the cup depth of described multiple sampling grooves is identical.
4. biopsy device according to claim 1 and 2, is characterized in that, described biopsy sampling portion has the sampling groove described in two, and these two sampling grooves are arranged with respectively the radially both side surface in described nook closing member, and become mutually the opposing setting of 180 degree.
5. biopsy device according to claim 1 and 2, is characterized in that, described biopsy sampling portion has the sampling groove described in three, and these three sampling grooves are arranged with respectively the surface in described nook closing member, and become mutually the opposing setting of 120 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410035779.0A CN103767740A (en) | 2014-01-24 | 2014-01-24 | Multi-groove cutting type biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410035779.0A CN103767740A (en) | 2014-01-24 | 2014-01-24 | Multi-groove cutting type biopsy device |
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| CN103767740A true CN103767740A (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410035779.0A Pending CN103767740A (en) | 2014-01-24 | 2014-01-24 | Multi-groove cutting type biopsy device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292401A (en) * | 2019-07-25 | 2019-10-01 | 郑州大学第一附属医院 | Multistage position tissue biopsy device |
| CN111643127A (en) * | 2020-05-28 | 2020-09-11 | 李九智 | Double-groove tissue biopsy needle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5964716A (en) * | 1998-05-14 | 1999-10-12 | Ethicon Endo-Surgery, Inc. | Method of use for a multi-port biopsy instrument |
| US6027458A (en) * | 1996-12-23 | 2000-02-22 | Janssens; Jacques Phillibert | Device for taking a tissue sample |
| DE10064228A1 (en) * | 1999-12-22 | 2001-06-28 | Asahi Optical Co Ltd | Endoscopic instrument for tissue removal has needle shaft with needle point and recess for accommodation of tissue, outer cover being pushable over needle shaft |
| WO2002062228A1 (en) * | 2001-02-05 | 2002-08-15 | Tyco Healthcare Group Lp | Biopsy apparatus and method |
| US20110190661A1 (en) * | 2007-10-25 | 2011-08-04 | Epitome Pharmaceuticals Limited | Tissue Splitting Biopsy Needle |
| CN103190934A (en) * | 2013-04-02 | 2013-07-10 | 四川大学 | Multiple-groove circular scraping type biopsy needle |
| CN203988142U (en) * | 2014-01-24 | 2014-12-10 | 德迈特医学技术（北京）有限公司 | Multiple-grooved cutting type biopsy device |
-
2014
- 2014-01-24 CN CN201410035779.0A patent/CN103767740A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6027458A (en) * | 1996-12-23 | 2000-02-22 | Janssens; Jacques Phillibert | Device for taking a tissue sample |
| US5964716A (en) * | 1998-05-14 | 1999-10-12 | Ethicon Endo-Surgery, Inc. | Method of use for a multi-port biopsy instrument |
| DE10064228A1 (en) * | 1999-12-22 | 2001-06-28 | Asahi Optical Co Ltd | Endoscopic instrument for tissue removal has needle shaft with needle point and recess for accommodation of tissue, outer cover being pushable over needle shaft |
| WO2002062228A1 (en) * | 2001-02-05 | 2002-08-15 | Tyco Healthcare Group Lp | Biopsy apparatus and method |
| US20110190661A1 (en) * | 2007-10-25 | 2011-08-04 | Epitome Pharmaceuticals Limited | Tissue Splitting Biopsy Needle |
| CN103190934A (en) * | 2013-04-02 | 2013-07-10 | 四川大学 | Multiple-groove circular scraping type biopsy needle |
| CN203988142U (en) * | 2014-01-24 | 2014-12-10 | 德迈特医学技术（北京）有限公司 | Multiple-grooved cutting type biopsy device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292401A (en) * | 2019-07-25 | 2019-10-01 | 郑州大学第一附属医院 | Multistage position tissue biopsy device |
| CN111643127A (en) * | 2020-05-28 | 2020-09-11 | 李九智 | Double-groove tissue biopsy needle |
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Application publication date: 20140507 |