CN208710011U - A kind of novel localised puncture needle device - Google Patents
A kind of novel localised puncture needle device Download PDFInfo
- Publication number
- CN208710011U CN208710011U CN201721733505.4U CN201721733505U CN208710011U CN 208710011 U CN208710011 U CN 208710011U CN 201721733505 U CN201721733505 U CN 201721733505U CN 208710011 U CN208710011 U CN 208710011U
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- Prior art keywords
- needle
- fixed plate
- puncture needle
- piston
- syringe
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Abstract
The utility model announces a kind of novel localised puncture needle device, belong to the field of medical instrument technology, including syringe, piston, sliding slot, puncture needle head cap, piercing needle push rod, fixed plate one, fixed plate two, spring, location hole, puncture needle body, support rod, needle tubing upper end is equipped with piston, piercing needle push rod is equipped in piston, piston includes pressing cap, piston rod, piston body, sliding slot is located at needle tubing inner upper end, fixed plate one and fixed plate two are fixed positioned at needle tubing interior lower end, and spring is installed vertically between fixed plate one and fixed plate two, it punctures needle body and sequentially passes through fixed plate one from top to bottom, spring, fixed plate two, location hole is set to syringe bottom middle position and matches with the size for puncturing needle body, support rod is located at syringe lower end outer surface two sides.The case where in short, the structure design of the utility model is reasonable, easy to operate, syringe needle stability is good, avoids unbalance stress in the prior art, mitigates the pain of patient.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of novel localised puncture needle device.
Background technique
Puncture is will to puncture to be needled into body cavity extraction secretion, tissue, and cell is chemically examined, and injects gas or radiography to body cavity
Contrast examination is done in agent, or into body cavity injection of medicine a kind of Clinics, be the common side of clinically medical diagnosis on disease or treatment
Method has the function of that other methods are not replaced.Currently, existing puncture needle is mainly punctured using common syringe,
Operation is more laborious, and whether operator will also constantly notice puncture needle depth location while puncturing correct, and operate
Time length will keep a horizontal position to tend to the abnormal conditions influence puncture such as syringe shake occur in syringe, lead
Cause operator that can not concentrate one's energy to position lesion.It is easy to cause tissue or cell suction at puncture undesirable, repeatedly puncture appearance
It is also easy to produce the uncomfortable reaction of inflammatory reaction and patient, in conclusion syringe needle falls off in order to prevent, can correctly judge to puncture
When depth, and when puncturing, bring is dangerous due to syringe shake, is fixed on the positioning to puncture needle, now provides one kind
Novel localised puncture needle device.
Utility model content
Against the above technical problems, the utility model provides a kind of localised puncture needle device.
The technical solution of the utility model includes: a kind of localised puncture needle device, including syringe, piston, sliding slot, piercing needle
Cap, fixed plate one, fixed plate two, spring, location hole, punctures needle body, support rod at piercing needle push rod, and the upper end is set
There is piston, piercing needle push rod is equipped in the piston, piston includes pressing cap, piston rod, piston body, and the sliding slot is located at syringe
Inner upper end, the fixed plate one and fixed plate two are fixed to be located at syringe interior lower end, and spring is installed vertically on fixed plate
Between one and fixed plate two, the puncture needle body sequentially passes through fixed plate one, spring, fixed plate two from top to bottom, punctures needle body
Including piercing needle, needle tubing is punctured, the piercing needle is set in inside the puncture needle tubing, and the location hole is set to syringe bottom
Portion middle position matches with the size for puncturing needle body, and puncture needle body is enable to pass freely through the location hole, the support rod
Positioned at syringe lower end outer surface two sides, the puncture needle head cap is mounted in piston body, and puncture needle head cap can be in piston body
Inside axially movable, the upper end of puncture needle head cap and piercing needle connects, the lower end of the piercing needle push rod and piercing needle
Cap is to be threadedly coupled, and the piercing needle push rod is hollow tubular and upper end is circumscribed with pump means, and the syringe is with sliding slot
It is fixedly connected.
Further, rotary meshing gear, rotary meshing gear packet are equipped between the piston body and puncture needle body
Clamp, locking strap are included, the clamp is fixedly installed in the lower end of piston body, and the locking strap is installed on by puncture needle pipe cap and is worn
On pricker pipe, when clamp, which is moved downward, to be engaged with locking strap, locking strap can be unfolded around and withstand the lower end surface of sliding slot,
The injection depth that can be convenient control puncture needle, prevents the rebound when puncturing sample drawn.
Further, the puncture needle pipe cap is to be threadedly coupled with locking strap, effectively prevent puncturing falling off for needle body.
Further, the support rod end is equipped with rubber suction cups, for fixing the direction of injection needle tube, when preventing injection
Shake, and with skin contact when is more comfortable.
Further, the syringe is transparent material, convenient for observation.
Further, support rod is stainless steel material, prevents from getting rusty in use process, light.
The working method of the utility model: in injection, piercing needle push rod being rotated down, puncture needle head cap and
Piercing needle push rod lower end combines, and by pressing piston, checks whether rotary meshing gear and spring move normally, will determine
Position hole is directed at the patient position to be pierced into, and the sucker on support rod is affixed on to the both sides for being pierced into position, reaches after being pierced into position, presses
Lower piston is moved by rotary meshing gear, will first be punctured needle tubing and is inserted into human body, then press piercing needle push rod, pushes
Piercing needle hatband is dynamic will to puncture the piercing of the piercing needle inside needle tubing, convenient by the pump means for puncturing needle body push rod upper end
Biopsy sample is quickly removed, needle body will be punctured after the completion of sampling and piercing needle detaches patient's body together.
Compared with prior art, the utility model has the following beneficial effects: the utility model localised puncture needle device, in order to better
Prevent using when puncture needle fall off, puncture needle head cap is combined with piercing needle push rod lower end by piston, piercing needle
Pipe is connected through a screw thread with locking strap, and falling off for needle body is punctured when preventing from puncturing, can intuitively be seen by rotary meshing gear
To the depth of piercing, piercing needle is connected through a screw thread with piercing needle push rod, will first puncture needle tubing insertion, then by piercing needle
Insertion, in the external pump means in piercing needle push rod upper end, can fast and easy take out biopsy sample, and be equipped in syringe bottom
With puncturing the location hole that combines of needle body, while the sucker on the support rod for passing through syringe lower end outer surface two sides, to puncture needle
Body is accurately positioned and fixed.In short, the structure design of the utility model is reasonable, easy to operate, piercing needle stability is good,
The case where avoiding unbalance stress in the prior art mitigates the pain of patient.
Detailed description of the invention
Fig. 1 is the overall schematic of the utility model；
Fig. 2 is the enlarged drawing of rotary meshing gear.
Wherein, 1- piercing needle push rod, 2- piston, 2a- are punctured by cap, 2b- piston rod, 2c- piston body, 3- sliding slot, 4-
Needle cap, 5- locking strap, 6- puncture needle pipe cap, 7- puncture needle body, 7a- piercing needle, 7b- puncture needle tubing, 8a- fixed plate one,
8b- fixed plate two, 9- support rod, 10- sucker, 11- clamp, 12- syringe, 13- spring, 14- location hole.
Specific embodiment
For convenient for the understanding to the utility model, 1-2 and specific embodiment are further explained with reference to the accompanying drawing
It is bright.
As shown in Figure 1, a kind of novel localised puncture needle device, including syringe 12, piston 2, sliding slot 3, puncture needle head cap 4,
Piercing needle push rod 1, two 8b of fixed plate, spring 13, location hole 14, punctures needle body 7, support rod 9, syringe 12 at one 8a of fixed plate
Upper end is equipped with piston 2, and transparent syringe 12 can be seen clearly that the position of puncture, and piercing needle push rod 1 is equipped in piston 2, living
Plug 2 includes pressing cap 2a, piston rod 2b, piston body 2c, and sliding slot 4 is located at 12 inner upper end of syringe, and locking strap 5 is opened up after puncturing insertion
4 lower end of sliding slot can be preferably blocked when opening, prevents the rebound for puncturing needle body, and one 8a of fixed plate and two 8b of fixed plate fixation are located at
12 interior lower end of syringe, and spring 13 is installed vertically between two 8b of one 8a of fixed plate and fixed plate, prevents firmly excessive cause
Patient it is uncomfortable, puncture needle body 7 and sequentially pass through one 8a of fixed plate, spring 13, two 8b of fixed plate from top to bottom, puncture needle body 7 and wrap
It includes piercing needle 7a, puncture needle tubing 7b, piercing needle 7a is set in inside the puncture needle tubing 7b, will first be punctured in puncture process
Needle tubing 7b insertion, then piercing needle 7a is inserted into, it can quickly will test sampling and come out, location hole 14 is set to syringe 12
Bottom middle position matches with the size for puncturing needle body 7, so that puncture needle body 7 is passed freely through the location hole 14, supports
Bar 9 is located at 12 lower end outer surface two sides of syringe, and is equipped with rubber suction cups 10 in 9 end of the support rod of stainless steel, by by rubber
Glue sucker 10 fix puncture position two sides, can preferably prevent puncture when because of extraneous factor caused by puncture shake, puncture
Needle cap 4 is mounted in piston body 2c, and puncture needle head cap 4 can in piston body 2c axially movable, puncture needle head cap 4 with
The upper end of piercing needle 7a connects, and the lower end of piercing needle push rod 1 is to be threadedly coupled with puncture needle head cap 4, piercing needle push rod
1 is hollow tubular and upper end is circumscribed with pump means, and convenient for collecting sample, syringe 12 is to be fixedly connected with sliding slot 3.
Rotary meshing gear is equipped between piston body 2c and puncture needle body 7, rotary meshing gear includes clamp 11, lock
Lock ring 5, as shown in Fig. 2, the clamp 11 is fixedly installed in the lower end of piston body 2c, the locking strap 5 passes through puncture needle pipe cap 6
It is installed on and punctures on needle tubing 7b, the gear by rotating clamp 11 drives locking strap 5 to be moved, the energy when locking strap 5 glides
Enough lower end surfaces for being unfolded and withstanding sliding slot 3 around, prevent the rebound when puncturing sample drawn process.
The working method of the utility model are as follows: in injection, piercing needle push rod 1 is rotated down, piercing needle
Cap 4 is combined with 1 lower end of piercing needle push rod, by pressing piston 2, checks whether rotary meshing gear and spring 13 move
Normally, location hole 14 is directed at the patient position to be pierced into, the sucker 10 on support rod 9 is affixed on to the both sides for being pierced into position, is arrived
It up to after being pierced into position, by lower piston 2, is moved by rotary meshing gear, will first puncture needle tubing 7b and be inserted into human body, then press
Piercing needle push rod 1, the piercing of the piercing needle 7a inside needle tubing 7b will be punctured by pushing puncture needle head cap 4 to drive, and pass through puncture needle
The pump means fast and easy of 1 upper end of head push rod takes out biopsy sample, and needle body 7 and piercing needle 7a will be punctured after the completion of sampling
Patient's body is detached together.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (3)
1. a kind of novel localised puncture needle device, which is characterized in that including syringe (12), piston (2), sliding slot (3), piercing needle
Cap (4), fixed plate one (8a), fixed plate two (8b), spring (13), location hole (14), punctures needle body at piercing needle push rod (1)
(7), support rod (9), syringe (12) upper end are equipped with piston (2), are equipped with piercing needle push rod (1) in the piston (2), living
Filling in (2) includes pressing cap (2a), piston rod (2b), piston body (2c), and the sliding slot (3) is located at syringe (12) inner upper end, described
Fixed plate one (8a) and fixed plate two (8b) are fixed positioned at syringe (12) interior lower end, and spring (13) is installed vertically on fixation
Between plate one (8a) and fixed plate two (8b), the puncture needle body (7) sequentially passes through fixed plate one (8a), spring from top to bottom
(13), fixed plate two (8b) punctures needle body (7) and includes piercing needle (7a), punctures needle tubing (7b), piercing needle (7a) set
It is internal to be located at the puncture needle tubing (7b), the location hole (14) is set to syringe (12) bottom middle position and punctures needle body (7)
Size match, make puncture needle body (7) can pass freely through the location hole (14), the support rod (9) is located at syringe
(12) lower end outer surface two sides, the puncture needle head cap (4) are mounted in piston body (2c), and puncture needle head cap (4) can be
In piston body (2c) axially movable, puncture needle head cap (4) is connect with the upper end of piercing needle (7a), the piercing needle push rod
(1) lower end is to be threadedly coupled with puncture needle head cap (4), and the piercing needle push rod (1) is hollow tubular and upper end is circumscribed with
Pump means, the syringe (12) are to be fixedly connected with sliding slot (3), and rotation is equipped between piston body (2c) and puncture needle body (7)
Formula meshing gear, rotary meshing gear include clamp (11), locking strap (5), and the clamp (11) is fixedly installed in piston body
The lower end of (2c), the locking strap (5) are installed on by puncture needle pipe cap (6) and are punctured on needle tubing (7b), when clamp (11) is downward
When movement is engaged with locking strap (5), locking strap (5) can be unfolded around and withstand the lower end surface of sliding slot (3), puncture needle pipe cap
It (6) is to be threadedly coupled with locking strap (5), support rod (9) end is equipped with rubber suction cups (10).
2. a kind of novel localised puncture needle device as described in claim 1, which is characterized in that syringe (12) is transparent material.
3. a kind of novel localised puncture needle device as described in claim 1, which is characterized in that support rod (9) is stainless steel
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721733505.4U CN208710011U (en) | 2017-12-13 | 2017-12-13 | A kind of novel localised puncture needle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721733505.4U CN208710011U (en) | 2017-12-13 | 2017-12-13 | A kind of novel localised puncture needle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208710011U true CN208710011U (en) | 2019-04-09 |
Family
ID=65967849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721733505.4U Expired - Fee Related CN208710011U (en) | 2017-12-13 | 2017-12-13 | A kind of novel localised puncture needle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208710011U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110101944A (en) * | 2019-05-13 | 2019-08-09 | 马飒飒 | A kind of nerve block anesthesia needle positioning device |
| CN112120737A (en) * | 2019-08-07 | 2020-12-25 | 杭州睿笛生物科技有限公司 | Electric pulse ablation equipment |
| CN112972785A (en) * | 2021-02-05 | 2021-06-18 | 吉林大学 | Efficient multifunctional aspirator special for brain surgery |
| CN113017797A (en) * | 2021-03-13 | 2021-06-25 | 杨秀奎 | Puncture equipment for hepatobiliary department based on big data |
| CN113317849A (en) * | 2021-04-22 | 2021-08-31 | 卫飞 | Bone puncture needle emitter |
-
2017
- 2017-12-13 CN CN201721733505.4U patent/CN208710011U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110101944A (en) * | 2019-05-13 | 2019-08-09 | 马飒飒 | A kind of nerve block anesthesia needle positioning device |
| CN112120737A (en) * | 2019-08-07 | 2020-12-25 | 杭州睿笛生物科技有限公司 | Electric pulse ablation equipment |
| CN112972785A (en) * | 2021-02-05 | 2021-06-18 | 吉林大学 | Efficient multifunctional aspirator special for brain surgery |
| CN112972785B (en) * | 2021-02-05 | 2022-03-08 | 吉林大学 | Efficient multifunctional aspirator special for brain surgery |
| CN113017797A (en) * | 2021-03-13 | 2021-06-25 | 杨秀奎 | Puncture equipment for hepatobiliary department based on big data |
| CN113317849A (en) * | 2021-04-22 | 2021-08-31 | 卫飞 | Bone puncture needle emitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20211213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |