CN104799888A - One-hand operation disposable puncture needle for extracting cells of superficial tissue organs - Google Patents
One-hand operation disposable puncture needle for extracting cells of superficial tissue organs Download PDFInfo
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- CN104799888A CN104799888A CN201510246455.6A CN201510246455A CN104799888A CN 104799888 A CN104799888 A CN 104799888A CN 201510246455 A CN201510246455 A CN 201510246455A CN 104799888 A CN104799888 A CN 104799888A
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- puncture needle
- needle core
- filling part
- core filling
- described puncture
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Abstract
The invention discloses a one-hand operation disposable puncture needle for extracting cells of superficial tissue organs. The one-hand operation disposable puncture needle comprises a puncture needle body and a puncture needle core, wherein the puncture needle body comprises a puncture needle body handholding part and a puncture needle body extracting part; the puncture needle core comprises a puncture needle core handholding part and a puncture needle core filling part; the puncture needle body extracting part is provided with a tubular extracting hollow part; the puncture needle core filling part is matched with the extracting hollow part; the puncture needle body handholding part is matched with the puncture needle core handholding part; the puncture needle core filling part comprises an elastically deformable puncture needle core filling part bent section and a puncture needle core filling part straight section; the puncture needle core filling part straight section, the puncture needle core filling part bent section and puncture needle core handholding part are connected in sequence, so that the puncture needle core filling part is folded; sleeve rings for sleeving fingers are arranged at the puncture needle core handholding part. The one-hand operation disposable puncture needle has the characteristics of simplicity in operation and safety.
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
Along with the development of medical level, got more and more by the application of ultrasound-guided fine needle aspiration cytology biopsy in every-day medical in recent years.The method applies under ultrasonic surveillance, and obtaining superficial organ's tissue target target cell carry out pathological diagnosis by putting forward slotting mode, as mammary gland, thyroid, lymph node etc., is the method for good pernicious the most quick, the easy and safety of early diagnosis target.For histology biopsy in the past, there is the advantages such as damage is little, risk is little, result is reliable equally.This just relates to a very important instrument---puncture needle.
Puncture needle in the past used is the superfine round tube shape structure of hollow, the outside dimension that external diameter 20 ~ 25G is corresponding in turn to is 0.9mm ~ 0.4mm, entity nook closing member can be furnished with, entity nook closing member just fills the hollow space of puncture needle, the effect of entity nook closing member is in piercing process, prevent tissue debris and other non-target destination organizations from entering in the hollow space of puncture needle, interfere with or compromise diagnostic result.Why Ultrasound-guided Biopsy pin cytology biopsy safety is because the puncture path of puncture needle can carry out all the time under operation doctor direct-view.In actual piercing process, operation doctor must holds probe, and another hands holds puncture needle, if use not with entity nook closing member puncture needle, tissue debris or non-target target cell are then easy to enter in puncture needle, and interfere with or compromise is to the accuracy of the good pernicious judgement of target; If use the puncture needle of band entity nook closing member can avoid above-mentioned situation as far as possible, but also there is certain actual application problem, entity nook closing member need be extracted when puncture needle arrives target, if now operate doctor to abandon the holding of puncture needle to extract entity nook closing member, and nook closing member is put into safe place, due to flexibility and the elasticity of soft tissue, puncture needle will be shifted, large the increasing that have a big risk of vital tissue and organ around damage target.
Summary of the invention
For above-mentioned technical problem, the invention provides one: the disposable wearing pricker of simple to operate, the safe one-handed performance for extracting superficial tissue organ cell.
For solving the problems of the technologies described above, the present invention is by the following technical solutions: for extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell, comprise puncture needle body and puncture needle core, described puncture needle body comprises puncture needle body portion of the handle and puncture needle body Extraction parts, described puncture needle core comprises puncture needle core portion of the handle and puncture needle core filling part, described puncture needle body Extraction parts has the extraction hollow space of tubulose, described puncture needle core filling part can insert in the extraction hollow space of puncture needle body Extraction parts, described puncture needle core filling part matches with extraction hollow space, described puncture needle body portion of the handle matches with puncture needle core portion of the handle, described puncture needle core filling part comprises puncture needle core filling part bending section and the puncture needle core filling part flat segments of elastically deformable, described puncture needle core filling part flat segments, puncture needle core filling part bending section and puncture needle core portion of the handle connect successively, puncture needle core filling part is turned up, described puncture needle core filling part flat segments and puncture needle core filling part bending section are inserted into and extract in hollow space, puncture needle core filling part flat segments and puncture needle core filling part bending section are equal state with puncture needle body Extraction parts under the effect of puncture needle body Extraction parts, 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, described puncture needle core portion of the handle is provided with the collar for sheathed finger.
The beneficial effect of the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell provided by the invention is: owing to comprising puncture needle body and puncture needle core, described puncture needle body comprises puncture needle body portion of the handle and puncture needle body Extraction parts, described puncture needle core comprises puncture needle core portion of the handle and puncture needle core filling part, described puncture needle body Extraction parts has the extraction hollow space of tubulose, that is to say the extraction passage of hollow, described puncture needle core filling part can insert in the extraction hollow space of puncture needle body Extraction parts, described puncture needle core filling part matches with extraction hollow space, described puncture needle body portion of the handle matches with puncture needle core portion of the handle, described puncture needle core filling part comprises puncture needle core filling part bending section and the puncture needle core filling part flat segments of elastically deformable, that is to say that puncture needle core filling part flat segments is straight, puncture needle core filling part bending section is bending, and can restore to the original state after this section of bending deformation, described puncture needle core filling part flat segments, puncture needle core filling part bending section and puncture needle core portion of the handle connect successively, puncture needle core filling part is turned up, that is to say that the bending of puncture needle core filling part is overall in hook solid, described puncture needle core filling part flat segments and puncture needle core filling part bending section are inserted into and extract in hollow space, puncture needle core filling part flat segments and puncture needle core filling part bending section are equal state with puncture needle body Extraction parts under the effect of puncture needle body Extraction parts, 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, that is to say that described puncture needle core filling part flat segments and puncture needle core filling part bending section are inserted into extract after in hollow space, puncture needle core filling part flat segments and puncture needle core filling part bending section are carried puncture needle body Extraction parts and are positioned to the linearity the same with the needle body Extraction parts that punctures, after described puncture needle core filling part flat segments and puncture needle core filling part bending section extract disengaging in extraction hollow space, puncture needle core filling part bending section recovers bending again, puncture needle core filling part is turned up, described puncture needle core portion of the handle is provided with the collar for sheathed finger, therefore first puncture needle core filling part flat segments and puncture needle core filling part bending section being inserted into during operation extracts in hollow space, thumb and middle finger hold puncture needle body portion of the handle, forefinger is inserted in the collar on puncture needle core portion of the handle, puncture, doctor's forefinger lift collar is operated when arriving target, the collar drives puncture needle core to move, when puncture needle core departs from puncture needle body Extraction parts completely, when namely puncture needle core filling part flat segments and puncture needle core filling part bending section depart from extraction hollow space completely, under the effect of puncture needle core filling part bending section, puncture needle core filling part is turned up, the rightabout of the former puncture inserting needle of head points of puncture needle core, and it is shorter for the length of the disposable wearing pricker of the one-handed performance that extracts superficial tissue organ cell, general at 5 cm, thus puncture needle core can not injure operator and patient from exiting completely in the needle body Extraction parts that punctures to the process of recovery original state, do not affect again puncture needle and obtain target inner cell.After acquisition completes, with thumb, middle finger, the puncture needle core be enclosed within forefinger is pushed, whole process operation is simple, safety, operation doctor does not need to abandon to the holding of puncture needle to extract puncture needle core, avoid puncture needle to be shifted, around damage target, the risk of vital tissue and organ reduces greatly.
Further described puncture needle core filling part closely cooperates with puncture needle body Extraction parts, after described puncture needle core filling part inserts and extracts hollow space, the head of described puncture needle core filling part stretches out from extraction hollow space, tissue debris or non-target target cell is more not easily entered and extracts in hollow space.
Further described puncture needle body portion of the handle comprises the hand-held hands handle of puncture needle body, the hand-held handle of puncture needle body has jack, the hand-held handle of described puncture needle body is provided with dop, described puncture needle core portion of the handle comprises the hand-held hands handle of puncture needle core, the hand-held handle of described puncture needle core comprises plug and block, described block is provided with banking stop, described block, stopper slot is formed between banking stop and plug three, when described plug inserts jack, described banking stop inserts in stopper slot, the described collar is arranged on the upper and collar of block can deformation, thus puncture needle core is inserted into extract after in hollow space and can ensures without relative motion, Stability Analysis of Structures, can the different operating of the adapting to person forefinger size of the deformation collar.
Further described puncture needle body Extraction parts comprises the puncture needle body Extraction parts triangular prism body of hollow and the puncture needle body Extraction parts Rhizoma Sparganii title portion of hollow, three limits of described puncture needle body Extraction parts triangular prism body are through round-corner transition, described puncture needle core filling part comprises the puncture needle core filling part triangular prism body of entity, thus the structure in puncture needle body Extraction parts Rhizoma Sparganii title portion adds the sharpness of puncture needle, reduce the dragging phenomenon occurred when puncture needle is put forward slotting in puncture path and target, increase the probability obtaining target inner cell, and puncture needle body Extraction parts triangular prism body and puncture needle core filling part triangular prism body further increase puncture needle core and are inserted into extract after in hollow space and can ensure without relative motion, structure is more stable, wherein three limits of puncture needle body Extraction parts triangular prism body are through round-corner transition, namely through Passivation Treatment, avoid proposing the hands being inserted through in journey and damaging operator and the damage increasing the weight of skin penetrating mouth.
The cross section of further described puncture needle body Extraction parts triangular prism body is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle body Extraction parts triangular prism body is 0.6 millimeter to 0.9 millimeter, the cross section of described puncture needle core filling part triangular prism body is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle core filling part triangular prism body is 0.4 to 0.7 millimeter, the puncture needle of this size is applicable to puncture more, during puncture more smoothly.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of the puncture needle body of the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell provided by the invention.
Fig. 2 is the structural representation of the puncture needle core of the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell provided by the invention.
Fig. 3 is the structural representation of cross section of needle body Extraction parts triangular prism body of puncturing 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.
Detailed description of the invention
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, the embodiment of the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell provided by the invention, comprise puncture needle body 1 and puncture needle core 2, described puncture needle body 1 comprises puncture needle body portion of the handle 3 and puncture needle body Extraction parts 4, described puncture needle core 2 comprises puncture needle core portion of the handle 5 and puncture needle core filling part 6, described puncture needle body Extraction parts 4 has the extraction hollow space 7 of tubulose, described puncture needle core filling part 6 can insert in the extraction hollow space 7 of puncture needle body Extraction parts 4, described puncture needle core filling part 6 matches with extraction hollow space 7, described puncture needle body portion of the handle 3 matches with puncture needle core portion of the handle 5, described puncture needle core filling part 6 comprises puncture needle core filling part bending section 8 and the puncture needle core filling part flat segments 9 of elastically deformable, described 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 connect successively, puncture needle core filling part 6 is turned up, described puncture needle core filling part flat segments 9 and puncture needle core filling part bending section 8 are inserted into and extract in hollow space 7, puncture needle core filling part flat segments 9 and puncture needle core filling part bending section 8 under the effect of puncture needle body Extraction parts 4 with puncture needle body Extraction parts 4 in equal state, described puncture needle core filling part flat segments 9 and puncture needle core filling part bending section 8 recover original state after departing from extraction hollow space 7, described puncture needle core portion of the handle 5 is provided with the collar 10 for sheathed finger, wherein the collar 10 uses silica type material to make, person's forefinger size that makes to adapt to different operating, puncture needle body Extraction parts 4 and puncture needle core filling part 6 by intensity the large and metal material being rich in toughness make.
As shown in Figure 1 and Figure 2, described puncture needle core filling part 6 closely cooperates with puncture needle body Extraction parts 4, and after described puncture needle core filling part 6 inserts and extracts hollow space 7, the head 6 of described puncture needle core filling part stretches out from extraction hollow space 7.
As Fig. 1, shown in Fig. 2, described puncture needle body portion of the handle 3 comprises the hand-held handle 11 of puncture needle body, the hand-held handle 3 of described puncture needle body has jack 12, the hand-held handle 3 of described puncture needle body is provided with dop 13, described puncture needle core portion of the handle 5 comprises the hand-held handle 14 of puncture needle core, the hand-held handle 14 of described puncture needle core comprises plug 15 and block 16, described block 16 is provided with banking stop 17, described block 16, stopper slot 18 is formed between banking stop 17 and plug 15 three, when described plug 15 inserts jack 12, described banking stop 17 inserts in stopper slot 18, the described collar 10 is arranged on block 16 and the collar 10 can deformation.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, described puncture needle body Extraction parts 4 comprises the puncture needle body Extraction parts triangular prism body 19 of hollow and the puncture needle body Extraction parts Rhizoma Sparganii title portion 20 of hollow, three limits of described puncture needle body Extraction parts triangular prism body 19 are through round-corner transition, and described puncture needle core filling part 6 comprises the puncture needle core filling part triangular prism body 21 of entity.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the cross section of described puncture needle body Extraction parts triangular prism body 19 is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle body Extraction parts triangular prism body 19 is 0.6 millimeter to 0.9 millimeter, the cross section of described puncture needle core filling part triangular prism body 21 is isosceles triangle, and the length of side of the isosceles triangle of the cross section of described puncture needle core filling part triangular prism body 21 is 0.4 to 0.7 millimeter.
As required, disclosed herein specific embodiment of the present invention, but should be appreciated that the disclosed embodiments are just demonstrated the present invention, the present invention can have different and alternative form enforcement.Accompanying drawing may not proportionally be drawn.Therefore, concrete structure disclosed herein and function detail should not be understood to have limited significance, but only representatively property is basic to instruct those skilled in the art to adopt enforcement the present invention.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Claims (7)
1. for extracting the disposable wearing pricker of the one-handed performance of superficial tissue organ cell, it is characterized in that: comprise puncture needle body (1) and puncture needle core (2), described puncture needle body (1) comprises puncture needle body portion of the handle (3) and puncture needle body Extraction parts (4), described puncture needle core (2) comprises puncture needle core portion of the handle (5) and puncture needle core filling part (6), described puncture needle body Extraction parts (4) has the extraction hollow space (7) of tubulose, described puncture needle core filling part (6) can be inserted in the extraction hollow space (7) of puncture needle body Extraction parts (4), described puncture needle core filling part (6) is matched with extraction hollow space (7), described puncture needle body portion of the handle (3) is matched with puncture needle core portion of the handle (5), described puncture needle core filling part (6) comprises puncture needle core filling part bending section (8) and the puncture needle core filling part flat segments (9) of elastically deformable, described 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) connect successively, puncture needle core filling part (6) is turned up, described puncture needle core filling part flat segments (9) and puncture needle core filling part bending section (8) are inserted into and extract in hollow space (7), puncture needle core filling part flat segments (9) and puncture needle core filling part bending section (8) under the effect of puncture needle body Extraction parts (4) with puncture needle body Extraction parts (4) in equal state, described puncture needle core filling part flat segments (9) and puncture needle core filling part bending section (8) depart from extraction hollow space (7) and recover original state afterwards, described puncture needle core portion of the handle (5) is provided with the collar (10) for sheathed finger.
2. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 1, it is characterized in that: described puncture needle core filling part (6) closely cooperates with puncture needle body Extraction parts (4), after the insertion of described puncture needle core filling part (6) extracts hollow space (7), the head (6) of described puncture needle core filling part stretches out from extraction hollow space (7).
3. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 1 and 2, it is characterized in that: described puncture needle body portion of the handle (3) comprises the puncture hand-held handle of needle body (11), the hand-held handle of described puncture needle body (3) has jack (12), the hand-held handle of described puncture needle body (3) is provided with dop (13), described puncture needle core portion of the handle (5) comprises the hand-held handle of puncture needle core (14), the hand-held handle of described puncture needle core (14) comprises plug (15) and block (16), described block (16) is provided with banking stop (17), described block (16), stopper slot (18) is formed between banking stop (17) and plug (15) three, described plug is (during 15 insertion jack (12), described banking stop (17) inserts in stopper slot (18), the described collar (10) is arranged on that block (16) is upper and the collar (10) can deformation.
4. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 1 and 2, it is characterized in that: described puncture needle body Extraction parts (4) comprises puncture needle body Extraction parts triangular prism body (19) of hollow and puncture needle body Extraction parts Rhizoma Sparganii title portion (20) of hollow, three limits of described puncture needle body Extraction parts triangular prism body (19) are through round-corner transition, and described puncture needle core filling part (6) comprises puncture needle core filling part triangular prism body (21) of entity.
5. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 3, it is characterized in that: described puncture needle body Extraction parts (4) comprises puncture needle body Extraction parts triangular prism body (19) of hollow and puncture needle body Extraction parts Rhizoma Sparganii title portion (20) of hollow, three limits of described puncture needle body Extraction parts triangular prism body (19) are through round-corner transition, and described puncture needle core filling part (6) comprises puncture needle core filling part triangular prism body (21) of entity.
6. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 4, it is characterized in that: the cross section of described puncture needle body Extraction parts triangular prism body (19) is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle body Extraction parts triangular prism body (19) is 0.6 millimeter to 0.9 millimeter, the cross section of described puncture needle core filling part triangular prism body (21) is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle core filling part triangular prism body (21) is 0.4 to 0.7 millimeter.
7. the disposable wearing pricker of the one-handed performance for extracting superficial tissue organ cell according to claim 5, it is characterized in that: the cross section of described puncture needle body Extraction parts triangular prism body (19) is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle body Extraction parts triangular prism body (19) is 0.6 millimeter to 0.9 millimeter, the cross section of described puncture needle core filling part triangular prism body (21) is isosceles triangle, the length of side of the isosceles triangle of the cross section of described puncture needle core filling part triangular prism body (21) is 0.4 to 0.7 millimeter.
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 |
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| Publication Number | Publication Date |
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| CN104799888A true CN104799888A (en) | 2015-07-29 |
| CN104799888B CN104799888B (en) | 2017-03-15 |
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| 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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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 |
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| Publication number | Publication date |
|---|---|
| CN104799888B (en) | 2017-03-15 |
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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) |