CN110354340A - It is a kind of automatic injection and the adjustable syringe of paracentesis depth - Google Patents
It is a kind of automatic injection and the adjustable syringe of paracentesis depth Download PDFInfo
- Publication number
- CN110354340A CN110354340A CN201910685844.7A CN201910685844A CN110354340A CN 110354340 A CN110354340 A CN 110354340A CN 201910685844 A CN201910685844 A CN 201910685844A CN 110354340 A CN110354340 A CN 110354340A
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- CN
- China
- Prior art keywords
- syringe
- block
- fixing seat
- pressure ram
- movably
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2033—Spring-loaded one-shot injectors with or without automatic needle insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/46—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for controlling depth of insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2006—Having specific accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2026—Semi-automatic, e.g. user activated piston is assisted by additional source of energy
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of automatic injection and the adjustable syringes of paracentesis depth, including syringe, the syringe includes needle tubing, the needle tubing is movably set on syringe, piston is movably installed in the syringe, it is fixedly installed on the core bar and presses block, the block that presses is movably arranged on pressing in block slideway on syringe, pushing block is also fixedly installed on the core bar, the pushing block is movably arranged in the zigzag slideway on syringe, tightening knob is installed in the fixing seat, movable sleeve is equipped with pressure ram in the fixing seat, screw thread adjusting knob is movably installed on the pressure ram, poke rod is also fixedly installed on the pressure ram, the poke rod is flexibly connected with pushing block, the present invention can adjust injection depth, carry out injecting for drug automatically after penetrating, prevent medical staff from penetrating too deep or excessively shallow, injection Power is stablized, and reduces the operation difficulty of medical staff, mitigates the pain of sufferer.
Description
Technical field
The present invention relates to the field of medical instrument technology, specially a kind of automatic injection and the adjustable syringe of paracentesis depth.
Background technique
Injector for medical purpose is a kind of common medical instruments, mainly liquid medicine is extracted with syringe needle, by way of injecting
Drug is sent into the internal of patient, to reach the device of therapeutic effect, existing injection needle mostly uses the injection of direct inserting needle
Mode is difficult to accurately control injection depth since medical worker's control is not in place, inaccurate so as to cause injection, simultaneously because
Outside, without any protective device, medical staff when in use, be easy to cause oneself injury to syringe needle.
Set forth above in order to solve the problems, such as, application No. is a kind of injections of " CN201611038414.9 " in the prior art
The concealed syringe of the adjustable syringe needle of depth, including injection-tube and hiding syringe needle, injection-tube are built-in with pressure pipe, the inner face of pressure pipe
It is fixed with rubber extruded head, the both ends of injection-tube are fixed with fixed station and fixing shell, and fixing shell is fixed on the one of fixed station
Side, the top of fixing shell are connected with adjustable outer cover, are fixed between adjustable outer cover and fixing shell by locating piece, adjustable outer cover
The other end be fixed with hiding inner cover, hide by spring connection between inner cover and adjustable outer cover, adjustable outer cover is internally provided with
Pressure head, the other end of pressure head are connected with hiding syringe needle, and the end face center position for hiding inner cover is logical there are stretching for hiding syringe needle
Hole；The concealed syringe of the adjustable syringe needle of this kind of injection depth is adjusted after assembling terminates by the end face of adjustable outer cover,
It is precisely controlled the syringe needle depth of injection skin, substantially increases the safety of product in use.
Although solving the problems, such as that depth is adjustable, the concealed syringe of the above-mentioned adjustable syringe needle of the injection depth makes
With there are still more apparent defects in the process: 1, when medical staff injects syringe needle in patient, it is still desirable to use again
Hand is to medicine injection in patient body, and which increase the operation difficulties of medical staff；2, the bolus infusion processes of above-mentioned apparatus are still people
Work is injected, and since artificial dynamics is difficult to grasp, is be easy to cause the swelling for injecting position, is brought to sufferer uncomfortable.
Summary of the invention
The purpose of the present invention is to provide a kind of automatic injection and the adjustable syringes of paracentesis depth, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of automatic injection and the adjustable syringe of paracentesis depth, including syringe, the syringe includes needle tubing, described
Needle tubing is movably set on syringe, and piston is movably installed in the syringe, and the piston is fixedly connected with core bar, the core bar
On be fixedly installed with and press block, the block that presses is movably arranged on pressing in block slideway on syringe, and described to press block both ends living
Dynamic be equipped with injects spring, described to inject spring and be fixedly connected with fixing seat far from pressing block one end, also fixes on the core bar
Pushing block is installed, the pushing block is movably arranged in the zigzag slideway on syringe, and fastening is equipped in the fixing seat
Knob, movable sleeve is equipped with pressure ram in the fixing seat, and plus thread is offered on the pressure ram, activity peace on the pressure ram
Equipped with screw thread adjusting knob, the screw thread adjusting knob is flexibly connected with spring is squeezed, and the extruding spring is adjusted far from screw thread
Knob one end is fixedly connected with fixing seat, and poke rod is also fixedly installed on the pressure ram, and the poke rod and pushing block are living
Dynamic connection.
Preferably, the pressure ram is fixedly connected far from fixing seat one end with disk is bonded, and offers note on the fitting disk
Perforation.
Preferably, label road is offered on the pressure ram, the label road internal labeling has paracentesis depth graduation mark.
Preferably, label has graticule on the syringe.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can adjust injection depth, prevent medical staff from penetrating too deep or excessively shallow, influence drug absorption and
The performance of drug effect；
2, the present invention can carry out automatically injecting for drug after penetrating, and reduce the operation difficulty of medical staff, make to push away
Note process is more convenient；
3, of the invention to be injected automatically compared to manually injecting, power is stablized, and can effectively prevent and injects too fast caused bulge
Phenomenon mitigates the pain of sufferer.
The present invention can adjust injection depth, carry out injecting for drug automatically after penetrating, prevent medical staff from penetrating
Deep or excessively shallow, injection power is stablized, and reduces the operation difficulty of medical staff, mitigates the pain of sufferer.
Detailed description of the invention
Fig. 1 is overall structure schematic elevation view of the invention；
Fig. 2 is overall structure schematic side view of the invention；
Fig. 3 is zigzag slideway structure schematic diagram of the invention；
Fig. 4 is fitting dish structure schematic diagram of the invention；
Fig. 5 is fixed block attachment structure schematic diagram of the invention.
In figure: 1 syringe, 2 needle tubings, 3 syringes, 4 pistons, 5 core bars, 6 press block, 7 press block slideway, 8 inject spring, 9
Fixing seat, 10 pushing blocks, 11 zigzag slideways, 12 tightening knobs, 13 pressure rams, 14 screw thread adjusting knobs, 15 squeeze spring, 16
Poke rod, 17 fitting disks, 18 injection orifices, 19 label roads.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution:
A kind of automatic injection and adjustable syringe of paracentesis depth, including syringe 1, syringe 1 include needle tubing 2, needle tubing 2
For puncturing into human skin, needle tubing 2 is movably set on syringe 3, and 3 memory of syringe puts liquid medicine, activity peace in syringe 3
Equipped with piston 4, for squeezing into drug in patient, piston 4 is fixedly connected piston 4 with core bar 5, is fixedly mounted on core bar 5
Block 6 is pressed, block 6 is pressed and is movably arranged on pressing in block slideway 7 on syringe 3, pressing block 6 can press in block slideway 7
It is mobile, it presses 6 both ends of block and is movably installed with and inject spring 8, by injecting the downward pull strap dynamic pressure motion block 6 of spring 8 to moving down
It is dynamic, it presses block 6 and moves down core bar 5 is driven to move down, it is mobile that core bar 5 moves down band piston 4, thus by bolus injection
Enter patient's body, injects spring 8 and be fixedly connected with fixing seat 9 far from pressing 6 one end of block, fixing seat 9 and the fixed company of syringe 1
It connects, pushing block 10 is also fixedly installed on core bar 5, pushing block 10 is movably arranged in the zigzag slideway 11 on syringe 3, is pushed
Block 10 can move in zigzag slideway 11, and tightening knob 12 is equipped in fixing seat 9, make it by rotational fastener knob 12
It is contacted with the syringe 3 of syringe 1, and then fixing seat 9 is fixed on syringe 1, movable sleeve is equipped with pressure ram in fixing seat 9
13, plus thread is offered on pressure ram 13, screw thread adjusting knob 14 is movably installed on pressure ram 13, is passed through rotation screw thread and is adjusted
Knob 14 can be such that it moves up and down on pressure ram 13, and screw thread adjusting knob 14 is flexibly connected with spring 15 is squeezed, and squeeze bullet
Spring 15 is fixedly connected far from 14 one end of screw thread adjusting knob with fixing seat 9, and poke rod 16 is also fixedly installed on pressure ram 13, is dialled
Lever 16 is flexibly connected with pushing block 10, and after contacting by poke rod 16 with pushing block 10, it is sliding that pushing block 10 is pushed away place's zigzag
It at sawtooth on road 11, is moved down under the downward pulling force effect for injecting spring 8, and then core bar 5 is driven to move down.
As one preferably, pressure ram 13 is fixedly connected far from 9 one end of fixing seat with disk 17 be bonded, be bonded disk 17 for
Patient contact increases its contact area, keeps injection more stable, is bonded on disk 17 and offers injection orifice 18, and needle tubing 2 is logical to be worn
Injection orifice 18 is crossed hence into patient's body.
Preferably as one, label road 19 is offered on pressure ram 13, label 19 internal labeling of road has paracentesis depth graduation mark,
By adjust screw thread adjusting knob 14 move up and down, the paracentesis depth graduation mark in contrasting marking road 19, can clearly puncture away from
From.
Preferably as one, label has graticule on syringe 3, and containing mark graticule is for only medical staff's note
Penetrate dosage.
Working principle: the syringe 1 for pumping drug is set in fixing seat 9 by user, by rotating tightening knob 12
Syringe 1 and fixing seat 9 are fixed, it is ensured that pushing block 10 is located in the sawtooth lattice of zigzag slideway 11, will inject spring 8
It is mounted on pushing block 10, adjusts screw thread adjusting knob 14, determine paracentesis depth, patient is injected at this time, disk will be bonded
17 are attached on patient skin, push fixing seat 9, at this point, needle tubing 2 leads to across injection orifice 18 hence into patient's body, squeeze simultaneously
Compression bar 13 squeezes backward under the advance of needle tubing 2, and when screw thread adjusting knob 14 is contacted with fixing seat 9, pressure ram 13 stops squeezing
Pressure, needle tubing 2 halts at this time, synchronous, pressure ram 13, which moves backward, drives poke rod 16 mobile, when poke rod 16 and pushes
When block 10 contacts, poke rod 16 is released pushing block 10 in the sawtooth lattice of zigzag slideway 11, at this point, injecting the pulling force of spring 8
Drive presses the pushing of block 6, presses block 6 and moves down core bar 5 is driven to move down, and it is mobile that core bar 5 moves down band piston 4,
To which bolus injection is entered patient's body, after waiting drug injection, needle tubing 2 is extracted to complete to inject movement.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of automatic injection and the adjustable syringe of paracentesis depth, including syringe (1), it is characterised in that: the syringe
It (1) include needle tubing (2), the needle tubing (2) is movably set on syringe (3), piston (4) are movably installed in the syringe (3),
The piston (4) is fixedly connected with core bar (5), is fixedly installed with and presses block (6) on the core bar (5), and described press block (6) are lived
It is dynamic to be mounted on pressing in block slideway (7) on syringe (3), it is described press block (6) both ends and be movably installed with inject spring (8), institute
It states and injects spring (8) and be fixedly connected with fixing seat (9) far from pressing block (6) one end, be also fixedly installed with and push away on the core bar (5)
Motion block (10), the pushing block (10) are movably arranged on the zigzag slideway (11) on syringe (3) Nei, on the fixing seat (9)
It is equipped with tightening knob (12), the interior movable sleeve of the fixing seat (9) is equipped with pressure ram (13), offers on the pressure ram (13)
Plus thread is movably installed with screw thread adjusting knob (14) on the pressure ram (13), the screw thread adjusting knob (14) and is squeezed
Spring (15) is flexibly connected, and the extruding spring (15) is fixedly connected far from screw thread adjusting knob (14) one end with fixing seat (9),
It is also fixedly installed with poke rod (16) on the pressure ram (13), the poke rod (16) is flexibly connected with pushing block (10).
2. a kind of automatic injection according to claim 1 and the adjustable syringe of paracentesis depth, it is characterised in that: described to squeeze
Compression bar (13) is fixedly connected far from fixing seat (9) one end with disk (17) is bonded, and offers injection orifice on the fitting disk (17)
(18)。
3. a kind of automatic injection according to claim 1 and the adjustable syringe of paracentesis depth, it is characterised in that: described to squeeze
Label road (19) is offered on compression bar (13), label road (19) internal labeling has paracentesis depth graduation mark.
4. a kind of automatic injection according to claim 1 and the adjustable syringe of paracentesis depth, it is characterised in that: the needle
Label has graticule on cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685844.7A CN110354340B (en) | 2019-07-28 | 2019-07-28 | Automatic injection and puncture depth adjustable injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685844.7A CN110354340B (en) | 2019-07-28 | 2019-07-28 | Automatic injection and puncture depth adjustable injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110354340A true CN110354340A (en) | 2019-10-22 |
| CN110354340B CN110354340B (en) | 2021-12-24 |
Family
ID=68222123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910685844.7A Active CN110354340B (en) | 2019-07-28 | 2019-07-28 | Automatic injection and puncture depth adjustable injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110354340B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860011A (en) * | 2019-12-30 | 2020-03-06 | 青岛大学附属医院 | Portable anesthetic clinical injection equipment |
| CN111298245A (en) * | 2020-03-03 | 2020-06-19 | 李春丽 | Medical intramuscular injection auxiliary device |
| CN111513729A (en) * | 2020-05-07 | 2020-08-11 | 吉林大学 | Efficient prenatal diagnosis interphase fetal cell detection device |
| CN112089927A (en) * | 2020-10-10 | 2020-12-18 | 高孟中 | Intramuscular injector capable of accurately positioning and controlling injection depth |
| CN112190318A (en) * | 2020-11-13 | 2021-01-08 | 武咏 | Epidural puncture needle inserting device and method for anesthesia department |
| CN112641531A (en) * | 2020-11-25 | 2021-04-13 | 中国人民解放军陆军军医大学第二附属医院 | Subcutaneous injection device |
| CN112870494A (en) * | 2021-02-05 | 2021-06-01 | 普昂(杭州)医疗科技股份有限公司 | Injection-depth-adjustable insulin needle |
| CN112972835A (en) * | 2021-02-25 | 2021-06-18 | 中国人民解放军陆军军医大学第一附属医院 | Intramuscular injection positioning device for trauma patient |
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| CN2404543Y (en) * | 1999-12-17 | 2000-11-08 | 宋振鹏 | Position-limitation type syringe for animals |
| CN204655685U (en) * | 2015-05-07 | 2015-09-23 | 镇江高冠医疗器械有限公司 | A kind of hard waist combined anesthesia puncture bag of automatic detection epidural space position |
| CN208660053U (en) * | 2017-08-01 | 2019-03-29 | 毕树军 | A kind of anesthesia syringe with stable injectable function |
| CN209108307U (en) * | 2018-07-08 | 2019-07-16 | 周国庆 | A kind of puncture needle for anesthesia head |
-
2019
- 2019-07-28 CN CN201910685844.7A patent/CN110354340B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2404543Y (en) * | 1999-12-17 | 2000-11-08 | 宋振鹏 | Position-limitation type syringe for animals |
| CN204655685U (en) * | 2015-05-07 | 2015-09-23 | 镇江高冠医疗器械有限公司 | A kind of hard waist combined anesthesia puncture bag of automatic detection epidural space position |
| CN208660053U (en) * | 2017-08-01 | 2019-03-29 | 毕树军 | A kind of anesthesia syringe with stable injectable function |
| CN209108307U (en) * | 2018-07-08 | 2019-07-16 | 周国庆 | A kind of puncture needle for anesthesia head |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860011A (en) * | 2019-12-30 | 2020-03-06 | 青岛大学附属医院 | Portable anesthetic clinical injection equipment |
| CN111298245A (en) * | 2020-03-03 | 2020-06-19 | 李春丽 | Medical intramuscular injection auxiliary device |
| CN111513729A (en) * | 2020-05-07 | 2020-08-11 | 吉林大学 | Efficient prenatal diagnosis interphase fetal cell detection device |
| CN111513729B (en) * | 2020-05-07 | 2021-04-27 | 吉林大学 | Efficient prenatal diagnosis interphase fetal cell detection device |
| CN112089927A (en) * | 2020-10-10 | 2020-12-18 | 高孟中 | Intramuscular injector capable of accurately positioning and controlling injection depth |
| CN112190318A (en) * | 2020-11-13 | 2021-01-08 | 武咏 | Epidural puncture needle inserting device and method for anesthesia department |
| CN112190318B (en) * | 2020-11-13 | 2022-01-28 | 武咏 | Epidural puncture needle inserting device and method for anesthesia department |
| CN112641531A (en) * | 2020-11-25 | 2021-04-13 | 中国人民解放军陆军军医大学第二附属医院 | Subcutaneous injection device |
| CN112870494A (en) * | 2021-02-05 | 2021-06-01 | 普昂(杭州)医疗科技股份有限公司 | Injection-depth-adjustable insulin needle |
| CN112972835A (en) * | 2021-02-25 | 2021-06-18 | 中国人民解放军陆军军医大学第一附属医院 | Intramuscular injection positioning device for trauma patient |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110354340B (en) | 2021-12-24 |
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Inventor after: Zhu Shixin Inventor after: Zhu Huaiyan Inventor before: Zhu Shixin |
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Effective date of registration: 20211203 Address after: 404600 Yongan Road, Yufu Street, Fengjie County, Chongqing Applicant after: Fengjie maternal and Child Health Hospital (Fengjie maternal and child health and family planning service center) Address before: 233002 No.125, longmiao village, mohekou Town, Huaishang District, Bengbu City, Anhui Province Applicant before: Zhu Shixin |
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