CN104799888B - For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell - Google Patents
For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell Download PDFInfo
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- CN104799888B CN104799888B CN201510246455.6A CN201510246455A CN104799888B CN 104799888 B CN104799888 B CN 104799888B CN 201510246455 A CN201510246455 A CN 201510246455A CN 104799888 B CN104799888 B CN 104799888B
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- puncture needle
- needle core
- filling part
- core filling
- handle
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Abstract
For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell，Including puncturing needle body and puncture needle core，Puncturing needle body includes puncturing needle body portion of the handle and punctures needle body extraction unit point，Puncture needle core includes puncture needle core portion of the handle and puncture needle core filling part，Puncture the extraction hollow space that needle body extraction unit point has tubulose，Puncture needle core filling part is engaged with hollow space is extracted，Puncture needle body portion of the handle to be engaged with puncture needle core portion of the handle，Puncture needle core filling part point includes the puncture needle core filling part bending section of elastically deformable and puncture needle core filling part flat segments，Puncture needle core fills part flat segments、Puncture needle core filling part bending section and puncture needle core portion of the handle are sequentially connected，So that puncture needle core filling part is turned up，Puncture needle core portion of the handle is provided with for being arranged the collar of finger，Have simple to operate、Safe the characteristics of.
Description
Technical field
The present invention relates to the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell.
Background technology
With the continuous development of medical level, in recent years by ultrasound-guided fine needle aspiration cytology biopsy in daily doctor
Application in treatment is more and more.The method is applied under ultrasonic surveillance, obtains superficial organ's tissue target mesh by putting forward slotting mode
Mark cell carries out pathological diagnosis, such as mammary gland, thyroid, lymph node etc., is that early diagnosiss target is good pernicious most quick, easy
Method with safety.For conventional histology biopsy, have the advantages that damaging, little, risk is little, result is same reliable.
This relates to a very important instrument puncture needle.
In the past puncture needle used was hollow superfine round tube shape structure, the outer diameter ruler that 20～25G of external diameter is corresponding in turn to
Very little can be furnished with entity nook closing member for 0.9mm～0.4mm, and entity nook closing member just fills the hollow space of puncture needle, the work of entity nook closing member
With being in piercing process, prevent tissue debris and other non-target destination organizations from entering in the hollow space of puncture needle, disturb or shadow
Ring diagnostic result.Why Ultrasound-guided Biopsy pin cytology's biopsy safety, is because that the puncture path of puncture needle can begin
Carry out under operation doctor's direct-view eventually.In actual piercing process, the necessary holds probe of operation doctor, another handss are held
Puncture needle, if being used without the puncture needle of entity nook closing member, tissue debris or non-target target cell then easily enter puncture
In pin, the accuracy of interference or impact pernicious judgement good to target；If can be kept away using the puncture needle with entity nook closing member as far as possible
Exempt from above-mentioned situation, but there is also certain actual application problem, entity nook closing member need to be extracted when puncture needle reaches target, if
Now operation doctor abandons the holding to puncture needle to extract entity nook closing member, and where nook closing member is put into safety, due to soft group
The flexibility that knits and elasticity, puncture needle will be shifted over, and the risk for damaging vital tissue and organ around target increases
Plus.
Content of the invention
For above-mentioned technical problem, the present invention provides a kind of：Simple to operate, safe is thin for extracting superficial tissue organ
The disposable wearing pricker of the one-handed performance of born of the same parents.
For solving above-mentioned technical problem, the present invention is employed the following technical solutions：For extracting superficial tissue organ cell's
The disposable wearing pricker of one-handed performance, including puncturing needle body and puncture needle core, the puncture needle body includes puncturing needle body Handheld Division
Divide and puncture needle body extraction unit point, the puncture needle core includes puncture needle core portion of the handle and puncture needle core filling part, described
Extraction hollow space of the needle body extraction unit point with tubulose is punctured, the puncture needle core filling part can be inserted into and puncture needle body extraction
In partial extraction hollow space, the puncture needle core filling part is engaged with hollow space is extracted, the puncture needle body handss
Hold part to be engaged with puncture needle core portion of the handle, the puncture needle core filling part point includes that the puncture needle core of elastically deformable is filled out
Fill part bending section and puncture needle core filling part flat segments, the puncture needle core filling part flat segments, puncture needle core filling
Part bending section and puncture needle core portion of the handle are sequentially connected so that puncture needle core filling part is turned up, the puncture needle core
Filling part flat segments and puncture needle core filling part bending section are inserted in extraction hollow space, and puncture needle core filling part is flat
It is in phase that straight section and puncture needle core filling part bending section are divided with puncture needle body extraction unit in the presence of needle body extraction unit point is punctured
Extensive after same state, the puncture needle core filling part flat segments and puncture needle core filling part bending section disengaging extraction hollow space
Multiple original state, the puncture needle core portion of the handle are provided with for being arranged the collar of finger.
Provided by the present invention for extracting the beneficial effect of the disposable wearing pricker of the one-handed performance of superficial tissue organ cell
It is really：Due to including puncturing needle body and puncture needle core, the puncture needle body includes puncturing needle body portion of the handle and puncturing needle body carrying
Part is taken, the puncture needle core includes puncture needle core portion of the handle and puncture needle core filling part, the puncture needle body extraction unit
Divide the extraction hollow space with tubulose, be the extraction passage of said hollow, the puncture needle core filling part can be inserted into puncture
Needle body is extracted in the extraction hollow space of part, and the puncture needle core filling part is engaged with hollow space is extracted, and described is worn
Pricker portion of the handle is engaged with puncture needle core portion of the handle, and the puncture needle core filling part point includes wearing for elastically deformable
Pricker core filling part bending section and puncture needle core filling part flat segments, i other words puncture needle core filling part flat segments are straight
, puncture needle core filling part bending section is bending, and can restore to the original state after this section of deformation for bending, the puncture needle core
Filling part flat segments, puncture needle core filling part bending section and puncture needle core portion of the handle are sequentially connected so that puncture needle
Core filling part is turned up, i other words it is in hook solid that puncture needle core filling part bends overall, the puncture needle core filling part is flat
Straight section and puncture needle core filling part bending section are inserted in extraction hollow space, and puncture needle core fills part flat segments and puncture
It is in equal state that nook closing member fill part bending section to divide in the presence of needle body extraction unit point is punctured with puncture needle body extraction unit, described
Puncture needle core filling part flat segments and puncture needle core filling part bending section recover original state after departing from extraction hollow space,
I other words the puncture needle core filling part flat segments and puncture needle core filling part bending section are inserted in extraction hollow space
Afterwards, puncture needle core filling part flat segments and puncture needle core filling part bending section carried puncture needle body extraction unit point be positioned to
Linear as puncture needle body extraction unit point, the puncture needle core fills part flat segments and puncture needle core filling partly bends
Section is extracted after disengaging from extraction hollow space, and puncture needle core filling part bending section recovers bending again, and puncture needle core is filled
Part is turned up, and the puncture needle core portion of the handle is provided with for being arranged the collar of finger, first by puncture needle core when therefore operating
Filling part flat segments and puncture needle core filling part bending section are inserted in extraction hollow space, and thumb and middle finger hold and puncture
Needle body portion of the handle, forefinger are inserted in the collar on puncture needle core portion of the handle, are punctured, and operate doctor when reaching target
Forefinger lifts the collar, and the collar drives puncture needle core movement, when puncture needle core completely disengages from puncture needle body extraction unit timesharing, that is,
When puncture needle core filling part flat segments and puncture needle core filling part bending section completely disengage from extraction hollow space, in puncture needle
In the presence of core filling part bending section, puncture needle core filling part is turned up, and the head of puncture needle core points to original and punctures inserting needle
Rightabout, and shorter for extracting the length of the disposable wearing pricker of the one-handed performance of superficial tissue organ cell, one
As in 5 cms, so as to puncture needle core is exited in needle body extraction unit point to during recovering original state completely from puncturing
Operator and patient will not be injured, and does not affect puncture needle to obtain target inner cell.After the completion of acquisition, with thumb, middle finger will
The puncture needle core being enclosed within forefinger is pushed, and whole process is simple to operate, safety, and operation doctor need not abandon the handle to puncture needle
Hold to extract puncture needle core, it is to avoid puncture needle is shifted over, the risk for damaging vital tissue and organ around target drops significantly
Low.
Further the puncture needle core filling part is fitted close with needle body extraction unit point is punctured, and the puncture needle core is filled out
After filling partial insertion extraction hollow space, the head of the puncture needle core filling part is stretched out from extraction hollow space so that
Tissue debris or non-target target cell are more not easily accessible in extraction hollow space.
Further the puncture needle body portion of the handle includes puncturing needle body hand-held handle, punctures needle body hand-held handle and has
Jack, the puncture needle body hand-held handle are provided with dop, and the puncture needle core portion of the handle includes puncture needle core hand-held handle,
The puncture needle core hand-held handle includes that plug and block, the block are provided with banking stop, the block, banking stop and insert
Head three between formed stopper slot, the collar be arranged in block and the collar can deformation, carry so as to puncture needle core is inserted into
Ensure that after taking in hollow space without relative motion, Stability Analysis of Structures, can the deformation collar be suitable for different operating person's forefinger be big
Little.
Further the puncture needle body extraction unit point includes hollow puncture needle body extraction unit point triangular prism body with
Empty puncture needle body extraction unit point Rhizoma Sparganii title portion, three sides of the puncture needle body extraction unit point triangular prism body are through fillet
Transition, the puncture needle core filling part point include the puncture needle core filling part triangular prism body of entity, carry so as to puncture needle body
The structure for taking part Rhizoma Sparganii title portion increased the sharpness of puncture needle, reduces puncture needle and carries in puncture path and target
The dragging phenomenon occurred when slotting, increases the probability for obtaining target inner cell, and punctures needle body extraction unit point triangular prism body
Further increase after puncture needle core is inserted in extraction hollow space with puncture needle core filling part triangular prism body and can protect
, without relative motion, structure is more stable for card, wherein punctures three sides of needle body extraction unit point triangular prism body through round-corner transition,
Namely passivated process, it is to avoid carry insert during damage the handss of operator and increase the damage of skin penetrating mouth.
The invention will be further described with reference to the accompanying drawings and detailed description.
Description of the drawings
Fig. 1 is provided by the present invention for extracting wearing for the disposable wearing pricker of the one-handed performance of superficial tissue organ cell
The structural representation of pricker.
Fig. 2 is provided by the present invention for extracting wearing for the disposable wearing pricker of the one-handed performance of superficial tissue organ cell
The structural representation of pricker core.
Fig. 3 is the structural representation of the cross section for puncturing needle body extraction unit point triangular prism body in Fig. 1.
Fig. 4 is the structural representation of the cross section of puncture needle core filling part triangular prism body in Fig. 2.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, provided by the present invention for the one-handed performance of extraction superficial tissue organ cell
Disposable wearing pricker embodiment, including puncturing needle body 1 and puncture needle core 2, the puncture needle body 1 includes puncturing needle body hand-held
Part 3 and puncture needle body extraction unit point 4, the puncture needle core 2 includes puncture needle core portion of the handle 5 and puncture needle core filling part
6, the extraction hollow space 7 for puncturing needle body extraction unit point 4 with tubulose, the puncture needle core filling part 6 can be inserted into wears
Pricker is extracted in the extraction hollow space 7 of part 4, and the puncture needle core filling part 6 is engaged with hollow space 7 is extracted,
The puncture needle body portion of the handle 3 is engaged with puncture needle core portion of the handle 5, and the puncture needle core filling part 6 includes can bullet
Property deformation puncture needle core filling part bending section 8 and puncture needle core filling part flat segments 9, the puncture needle core fills part
Flat segments 9, puncture needle core filling part bending section 8 and puncture needle core portion of the handle 5 are sequentially connected so that puncture needle core is filled
Part 6 is turned up, and it is hollow that puncture needle core filling part flat segments 9 and puncture needle core filling part bending section 8 are inserted into extraction
In part 7, puncture needle core filling part flat segments 9 and puncture needle core filling part bending section 8 are puncturing needle body extraction unit point 4
Effect is lower and puncture needle body extraction unit point 4 is in equal state, and the puncture needle core filling part flat segments 9 and puncture needle core are filled
Part bending section 8 depart from extract hollow space 7 after recover original state, the puncture needle core portion of the handle 5 is provided with for covering
If the collar of finger 10, the wherein collar 10 is made using silica type material so that with the person's forefinger size that adapts to different operating, punctures
Needle body extracts part 4 and puncture needle core filling part 6 is big by intensity and metal material that be rich in toughness is made.
As shown in Figure 1 and Figure 2, puncture needle core filling part 6 is fitted close with needle body extraction unit point 4 is punctured, and described is worn
After hollow space 7 is extracted in the pricker core filling insertion of part 6, the head of the puncture needle core filling part 6 is from extraction hollow space 7
In stretch out.
As shown in Figure 1 and Figure 2, the puncture needle body portion of the handle 3 includes puncturing needle body hand-held handle 11, the puncture needle
There is body hand-held handle 11 jack 12, the puncture needle body hand-held handle 11 to be provided with dop 13, the puncture needle core Handheld Division
5 are divided to include that puncture needle core hand-held handle 14, the puncture needle core hand-held handle 14 include plug 15 and block 16, the block 16
Banking stop 17 is provided with, stopper slot 18 between the block 16,15 three of banking stop 17 and plug, is formed, the collar 10 sets
Put in block 16 and the collar 10 can deformation.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the puncture needle body extraction unit point 4 includes hollow puncture needle body extraction unit point
Triangular prism body 19 and hollow puncture needle body extraction unit point Rhizoma Sparganii title portion 20, the puncture needle body extraction unit point triangular prism sheet
Through round-corner transition, the puncture needle core filling part 6 includes the puncture needle core filling part Rhizoma Sparganii of entity on three sides of body 19
Post body 21.
As needed, the specific embodiment of the present invention disclosed herein, it will be appreciated that the disclosed embodiments are
The demonstration present invention, the present invention can have different and alternative form to implement.Accompanying drawing is not necessarily drawn to scale.Therefore, institute is public herein
The concrete structure and function detail that opens is understood not in a limiting sense, but is only used as representative basis to instruct ability
Field technique personnel are of the invention using implementing.Embodiment in based on the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made work, belongs to the scope of protection of the invention.
Claims (5)
1. be used for extract superficial tissue organ cell one-handed performance disposable wearing pricker, it is characterised in that：Including puncture needle
Body (1) and puncture needle core (2), puncture needle body (1) include puncturing needle body portion of the handle (3) and puncture needle body extraction unit point
(4), described puncture needle core (2) include puncture needle core portion of the handle (5) and puncture needle core filling part (6), the puncture needle body
The extraction hollow space (7) that partly (4) have tubulose is extracted, puncture needle core filling part (6) can be inserted into puncture needle body and carry
Take in the extraction hollow space (7) of part (4), puncture needle core filling part (6) is engaged with hollow space (7) is extracted,
Puncture needle body portion of the handle (3) is engaged with puncture needle core portion of the handle (5), puncture needle core filling part (6) bag
Include puncture needle core filling part bending section (8) and puncture needle core filling part flat segments (9) of elastically deformable, the puncture needle
Core filling part flat segments (9), puncture needle core filling part bending section (8) and puncture needle core portion of the handle (5) are sequentially connected,
So that puncture needle core filling part (6) is turned up, puncture needle core filling part flat segments (9) and puncture needle core filling part are curved
Tune (8) is inserted in extraction hollow space (7), and puncture needle core filling part flat segments (9) and puncture needle core filling part are curved
Tune (8) divides (4) in equal state with puncture needle body extraction unit in the presence of needle body extraction unit point (4) is punctured, the puncture
Nook closing member filling part flat segments (9) and puncture needle core filling part bending section (8) depart from extraction hollow space (7) and recover original afterwards
State, puncture needle core portion of the handle (5) are provided with for being arranged the collar (10) of finger.
2. the disposable wearing pricker for extracting the one-handed performance of superficial tissue organ cell according to claim 1, its
It is characterised by：Puncture needle core filling part (6) is fitted close with needle body extraction unit point (4) is punctured, and the puncture needle core is filled out
After filling partly (6) insertion extraction hollow space (7), the head of puncture needle core filling part (6) is from extraction hollow space (7)
In stretch out.
3. the disposable wearing pricker for extracting the one-handed performance of superficial tissue organ cell according to claim 1 and 2,
It is characterized in that：Puncture needle body portion of the handle (3) includes puncturing needle body hand-held handle (11), the puncture hand-held handss of needle body
There is handle (11) jack (12), puncture needle body hand-held handle (11) to be provided with dop (13), the puncture needle core Handheld Division
(5) are divided to include that puncture needle core hand-held handle (14), described puncture needle core hand-held handle (14) include plug (15) and block (16),
Block (16) are provided with banking stop (17), are formed between block (16), banking stop (17) and plug (15) three
Stopper slot (18), the collar (10) are arranged on block (16) above and the collar (10) can deformation.
4. the disposable wearing pricker for extracting the one-handed performance of superficial tissue organ cell according to claim 1 and 2,
It is characterized in that：Puncture needle body extraction unit point (4) include hollow puncture needle body extraction unit point triangular prism body (19) and
Hollow puncture needle body extraction unit point Rhizoma Sparganii title portion (20), puncture needle body extraction unit point triangular prism body (19) three
While through round-corner transition, puncture needle core filling part (6) includes the puncture needle core filling part triangular prism body of entity
(21).
5. the disposable wearing pricker for extracting the one-handed performance of superficial tissue organ cell according to claim 3, its
It is characterised by：Puncture needle body extraction unit point (4) include hollow puncture needle body extraction unit point triangular prism body (19) and in
Empty puncture needle body extraction unit point Rhizoma Sparganii title portion (20), three sides for puncturing needle body extraction unit point triangular prism body (19)
Through round-corner transition, puncture needle core filling part (6) includes puncture needle core filling part triangular prism body (21) of entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246455.6A CN104799888B (en) | 2015-05-14 | 2015-05-14 | For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510246455.6A CN104799888B (en) | 2015-05-14 | 2015-05-14 | For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104799888A CN104799888A (en) | 2015-07-29 |
| CN104799888B true CN104799888B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510246455.6A Active CN104799888B (en) | 2015-05-14 | 2015-05-14 | For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell |
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| Country | Link |
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| CN (1) | CN104799888B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0754431A1 (en) * | 1995-07-19 | 1997-01-22 | Medical Biopsy Inc. | Biopsy needle |
| US7291131B2 (en) * | 2003-05-05 | 2007-11-06 | Physicians Industries, Inc. | Infusion syringe |
| CN200977192Y (en) * | 2006-08-31 | 2007-11-21 | 中国人民解放军第二军医大学 | Micro dialysis probe percutaneous implantation positioning puncture guiding needle |
| CN202477745U (en) * | 2012-03-01 | 2012-10-10 | 王中英 | Thyroid needle biopsy unit |
| CN202537545U (en) * | 2012-03-15 | 2012-11-21 | 湖州市中心医院 | Safe and convenient medical needle biopsy device |
| CN204618301U (en) * | 2015-05-14 | 2015-09-09 | 温州医科大学附属第二医院 | For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell |
-
2015
- 2015-05-14 CN CN201510246455.6A patent/CN104799888B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0754431A1 (en) * | 1995-07-19 | 1997-01-22 | Medical Biopsy Inc. | Biopsy needle |
| US7291131B2 (en) * | 2003-05-05 | 2007-11-06 | Physicians Industries, Inc. | Infusion syringe |
| CN200977192Y (en) * | 2006-08-31 | 2007-11-21 | 中国人民解放军第二军医大学 | Micro dialysis probe percutaneous implantation positioning puncture guiding needle |
| CN202477745U (en) * | 2012-03-01 | 2012-10-10 | 王中英 | Thyroid needle biopsy unit |
| CN202537545U (en) * | 2012-03-15 | 2012-11-21 | 湖州市中心医院 | Safe and convenient medical needle biopsy device |
| CN204618301U (en) * | 2015-05-14 | 2015-09-09 | 温州医科大学附属第二医院 | For extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104799888A (en) | 2015-07-29 |
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| CB02 | Change of applicant information |
Inventor after: Zou Chunpeng Inventor after: Li Xingwang Inventor after: Chen Maohua Inventor before: Zou Chunpeng Inventor before: Li Xingwang |
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Address after: 325000 No. 109 College West Road, Lucheng District, Zhejiang, Wenzhou Patentee after: THE 2ND AFFILIATED HOSPITAL, WMU(YUYING CHILDREN'S HOSPITAL OF WMU) Address before: 325000 No. 109 College West Road, Zhejiang, Wenzhou Patentee before: THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL College |
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Effective date of registration: 20230804 Address after: 758 Binhai 5th Road, Longwan Binhai Industrial Park, Wenzhou City, Zhejiang Province Patentee after: ZHEJIANG KINDLY MEDICAL DEVICES Co.,Ltd. Address before: 325000 No. 109 College West Road, Lucheng District, Zhejiang, Wenzhou Patentee before: THE 2ND AFFILIATED HOSPITAL, WMU(YUYING CHILDREN'S HOSPITAL OF WMU) |
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| TR01 | Transfer of patent right |