CN211272898U - Prevent stabbing insulin syringe needle - Google Patents
Prevent stabbing insulin syringe needle Download PDFInfo
- Publication number
- CN211272898U CN211272898U CN201921795361.4U CN201921795361U CN211272898U CN 211272898 U CN211272898 U CN 211272898U CN 201921795361 U CN201921795361 U CN 201921795361U CN 211272898 U CN211272898 U CN 211272898U
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- Prior art keywords
- needle
- insulin
- matched
- sleeve
- block
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of medical instruments, in particular to an anti-puncture insulin needle head, which comprises a needle seat, wherein an insulin needle is connected on the needle seat; the needle base is connected with a protective shell matched with the insulin needle in a sliding way, and the protective shell is provided with a through hole matched with the insulin needle; the insulin needle is sleeved with a return spring, one end of the return spring is connected with the needle base, and the other end of the return spring is connected with the protective shell; the locking structure is arranged at the end part of the protective shell close to the needle seat, and the needle seat is provided with a fixing plate matched with the locking structure; the utility model discloses the effectual problem of having solved current insulin pen syringe needle and stabbed medical personnel easily.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to prevent stabbing insulin syringe needle.
Background
Diabetes is a metabolic disease characterized by hyperglycemia, and a radical treatment method is not available at present, but the condition of a patient can be effectively controlled by injecting insulin into the patient, and clinically, the patient is mostly required to be injected with insulin for a long time when diabetes is treated. The insulin pen avoids the tedious process that a patient extracts insulin in an insulin medicine bottle by using an injector, can avoid the embarrassment that the patient injects the insulin in public places, and brings convenience for patients with poor eyesight or even blindness to inject the insulin.
However, when the existing insulin pen is used, the injection needle is connected with the insulin pen through threads, when the insulin needle is used, medical staff needs to manually screw the insulin needle up and down to dismount the insulin pen, and in the process of dismounting and mounting the insulin needle, the insulin needle is easy to stab medical staff; particularly, after the patient finishes using, the injection needle carries various germs, so that medical staff are exposed to the germs, the medical staff are easily injured, and a large psychological burden is brought.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a prevent stabbing insulin syringe needle, the effectual current insulin pen syringe needle of having solved stabs medical personnel's problem easily.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-puncture insulin needle comprises a needle base, wherein an insulin needle is connected to the needle base; the needle base is connected with a protective shell matched with the insulin needle in a sliding way, and the protective shell is provided with a through hole matched with the insulin needle; the insulin needle is sleeved with a return spring, one end of the return spring is connected with the needle base, and the other end of the return spring is connected with the protective shell; be equipped with the locking structure on the protecting crust, the tip that the protecting crust is close to the needle file is located to the locking structure, is equipped with the fixed plate with locking structure matched with on the needle file.
Furthermore, the locking structure comprises a sleeve fixedly connected with the protective shell, a fixed rod is connected in the sleeve in a sliding mode, and a fixed hole matched with the fixed rod is formed in the fixed plate.
Furthermore, one end of the fixed rod, which is far away from the fixed plate, is connected with a pressing block in sliding connection with a sleeve, a reset plate is arranged in the sleeve, the reset plate is connected with a top spring, the top spring is sleeved on the fixed rod, and one end of the top spring, which is far away from the reset plate, is connected with the pressing block; and a fixing component matched with the fixing rod is arranged in the sleeve.
Furthermore, the fixing component comprises fixing blocks uniformly distributed on the inner wall of the sleeve, and an upper slope is arranged on each fixing block; a plurality of rotating blocks are fixedly connected to the fixed rod, and upper rotating slopes matched with the upper slopes are arranged on the rotating blocks; and a clamping groove matched with the rotating block is formed between every two adjacent fixed blocks, and a guide slope matched with the clamping groove is arranged on each fixed block.
Furthermore, one end of the sleeve, which is far away from the pressing block, is fixedly connected with a switching block matched with the rotating block, and a fixing assembly matched with the rotating block is arranged in the sleeve; the switching block is uniformly provided with downward slopes matched with the rotating blocks, the downward slopes and the upward slopes are arranged in a staggered mode, and the rotating blocks are provided with downward rotating slopes matched with the downward slopes.
Furthermore, the end part of the needle seat far away from the insulin needle is provided with an injection pen connecting port, and the inner wall of the injection pen connecting port is provided with internal threads.
Furthermore, be equipped with in the protecting crust with insulin needle matched with syringe needle protection portion, syringe needle protection portion locates the protecting crust and keeps away from the one end of needle file, perforates to locate on the pillow protection portion.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses when using, the insulin needle no matter before using or all be in the protecting crust after using, use locking structure and fixed plate to cooperate with the protecting crust locking on the needle file in addition, prevent promptly that the insulin needle from stabbing the patient, improve patient's security.
2. The locking structure is when using, only presses the dead lever through pressing the briquetting, goes up the slope and rotates slope, downhill slope and lower separation and the fixed of slope cooperation realization dead lever and fixed orifices of rotating down and improve on going up the utility model discloses a convenience.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2A-A of the present invention;
fig. 4 is an enlarged schematic view of the area of fig. 3A in the present invention;
fig. 5 is a schematic view of the internal structure of the locking structure of the present invention;
in the figure: 1. needle file, 2, locking structure, 3, protecting crust, 4, syringe needle protection portion, 5, reset spring, 6, insulin needle, 7, sleeve, 8, fixed block, 9, dead lever, 10, top spring, 11, press the piece, 12, fixed plate, 13, switch the piece, 14, turning block.
Detailed Description
An anti-puncture insulin needle, as shown in figures 1-5, comprises a needle base 1, an insulin needle 6 is connected on the needle base 1; the needle base 1 is connected with a protective shell 3 matched with the insulin needle 6 in a sliding way, and the protective shell 3 is provided with a through hole matched with the insulin needle 6; the needle base 1 is provided with a sliding block matched with the protective shell 3, and the protective shell 3 is provided with a sliding groove matched with the sliding block; the insulin needle 6 is sleeved with a return spring 5, one end of the return spring 5 is connected with the needle base 1, and the other end of the return spring 5 is connected with the protective shell 3; be equipped with locking structure 2 on the casing, locking structure 2 locates the tip that protecting crust 3 is close to needle file 1, is equipped with on the needle file 1 with locking structure 2 matched with fixed plate 12.
When the utility model is used, the insulin needle 6 is connected to the insulin pen through the needle seat 1, and the patient operates the locking structure 2 to separate the locking structure 2 from the fixed plate 12 before using; when a patient injects, the insulin pen is pushed, the protective shell 3 is contacted with the patient, the insulin pen is continuously pushed, the protective shell 3 slides along the needle seat 1, the insulin needle 6 penetrates out of the protective shell 3 along the perforation and penetrates into the body of the patient, and the insulin pen is used for injecting insulin to the patient through the insulin needle 6; after the patient injection, extract insulin needle 6 through the insulin pen, the protecting crust 3 slides along needle file 1, makes in insulin needle 6 income protecting crust 3, uses locking structure 2 and fixed plate 12 to cooperate with protecting crust 3 locking on needle file 1.
The utility model discloses when using, insulin needle 6 no matter before using or all be in protecting crust 3 after using, use locking structure 2 and fixed plate 12 to cooperate with protecting crust 3 locking on needle file 1 in addition, prevent that insulin needle 6 from stabbing the patient, improve patient's security.
The locking structure 2 comprises a sleeve 7 fixedly connected with the protective shell 3, a fixed rod 9 is connected in the sleeve 7 in a sliding mode, and a fixed hole matched with the fixed rod 9 is formed in the fixed plate 12; locking structure 2 is when using, and is mutually supported through dead lever 9 and fixed orifices and realizes the locking of protecting crust 3 and needle file 1, improves the utility model discloses a stability.
One end of the fixed rod 9, far away from the fixed plate 12, is connected with a pressing block 11 in sliding connection with the sleeve 7, a reset plate is arranged in the sleeve 7, the reset plate is connected with a top spring 10, the top spring 10 is sleeved on the fixed rod 9, and one end of the top spring 10, far away from the reset plate, is connected with the pressing block 11; a fixing component matched with the fixing rod 9 is arranged in the sleeve 7, when the fixing rod 9 is used, the fixing rod 9 is pressed through the pressing block 11, and after the fixing rod 9 is pressed, the fixing component is used for fixing the fixing rod 9; the fixing rod 9 is reset by the matching of the top spring 10 and the reset plate.
The fixing component comprises fixing blocks 8 uniformly distributed on the inner wall of the sleeve 7, and an upper slope is arranged on each fixing block 8; a plurality of rotating blocks 14 are fixedly connected to the fixed rod 9, and upper rotating slopes matched with the upper slopes are arranged on the rotating blocks 14; and a clamping groove matched with the rotating block 14 is formed between every two adjacent fixed blocks 8, and a guide slope matched with the clamping groove is arranged on each fixed block 8.
When the fixing rod 9 is matched with the fixing hole for use, the pressing block 11 presses the fixing rod 9, the fixing rod 9 enables the fixing rod 9 to be drawn into an upper slope through the upper rotating slope on the rotating block 14 under the action of the top spring 10, and the upper rotating slope is matched with the upper slope to fix the fixing rod 9; press down again and press down piece 11 and make go up to rotate slope and last slope separation, rotate and press down piece 11, in the draw-in groove is gone into along direction slope card to the slope of rotating on making, dead lever 9 and fixed orifices separation this moment.
One end of the sleeve 7, which is far away from the pressing block 11, is fixedly connected with a switching block 13 matched with the rotating block 14, and a fixing component matched with the rotating block 14 is arranged in the sleeve 7; the switching block 13 is uniformly provided with downward slopes matched with the rotating blocks 14, the downward slopes and the upward slopes are arranged in a staggered mode, and the rotating blocks 14 are provided with downward rotating slopes matched with the downward slopes.
When dead lever 9 needs to separate with the fixed orifices, press the dead lever 9 to make dead lever 9 slide into the lower slope through the lower slope of rotating on the turning block 14 according to the briquetting 11, cooperate with the lower slope through turning block 14 and drive dead lever 9 and rotate, loosen and press briquetting 11, press briquetting 11 and drive dead lever 9 under the effect of top spring 10 and slide into the draw-in groove along the direction slope, dead lever 9 and fixed orifices separation this moment. Press down again and press down briquetting 11, press down briquetting 11 and press down dead lever 9 and make dead lever 9 slide into the slope down through the lower slope that rotates on the turning block 14, cooperate through turning block 14 and slope down and drive dead lever 9 and rotate, loosen and press down briquetting 11, press down briquetting 11 and drive dead lever 9 under the effect of top spring 10 and slide into the slope, dead lever 9 stretches into in the fixed orifices this moment, protecting crust 3 and needle file 1 locking.
An injection pen connecting port is formed in the end, far away from the insulin needle 6, of the needle base 1, internal threads are formed in the inner wall of the injection pen connecting port, and a rotating part corresponding to the internal threads is arranged on the outer wall of the needle base 1; the needle base 1 is in threaded connection with the insulin injection pen through an injection pen connecting port.
A needle head protecting part 4 matched with the insulin needle 6 is arranged in the protecting shell 3, the needle head protecting part 4 is arranged at one end of the protecting shell 3 far away from the needle base 1, and a through hole is arranged on the pillow protecting part; the needle protection 4 is provided to prevent the protective shell 3 from damaging the needle of the insulin needle 6 when in use.
The utility model discloses a working process does:
the utility model discloses when using, on being connected to insulin pen through needle file 1 with insulin needle 6, the patient is before using, presses down according to briquetting 11, in pressing down briquetting 11 and driving dead lever 9 and slide into the slope through the lower rotation slope on the turning block 14, cooperate through turning block 14 and slope down and drive dead lever 9 and rotate, loosen and press briquetting 11, in pressing down briquetting 11 and drive dead lever 9 and slide into the draw-in groove along the direction slope under the effect of spring 10, dead lever 9 and fixed orifices separation this moment.
The patient when injecting, promotes insulin pen, and protective housing 3 contacts with the patient, continues to promote insulin pen, and protective housing 3 slides along needle file 1, and insulin needle 6 punches a hole along protective housing 3 and wears out to pierce through patient's health, uses insulin pen to inject insulin to the patient through insulin needle 6.
After the patient injection, extract insulin needle 6 through the insulin pen, protecting crust 3 slides along needle file 1, make in the 6 income protecting crust of insulin needle 3, press once more according to briquetting 11, press briquetting 11 to press down in dead lever 9 makes dead lever 9 slide into the down slope through the lower rotation slope on the turning block 14, cooperate through turning block 14 and down slope and drive dead lever 9 and rotate, loosen and press briquetting 11, press briquetting 11 to drive dead lever 9 under the effect of top spring 10 and slide into in the slope, dead lever 9 stretches into in the fixed orifices this moment, protecting crust 3 and 1 locking of needle file.
Claims (7)
1. An anti-puncture insulin needle comprises a needle base (1), wherein an insulin needle (6) is connected to the needle base (1); the method is characterized in that: the protective shell (3) matched with the insulin needle (6) is connected onto the needle seat (1) in a sliding manner, and a through hole matched with the insulin needle (6) is formed in the protective shell (3); the insulin needle (6) is sleeved with a return spring (5), one end of the return spring (5) is connected with the needle base (1), and the other end of the return spring (5) is connected with the protective shell (3); be equipped with locking structure (2) on protecting crust (3), the tip that protecting crust (3) are close to needle file (1) is located in locking structure (2), is equipped with on needle file (1) with locking structure (2) matched with fixed plate (12).
2. The insulin needle of claim 1, which is characterized in that: locking structure (2) include sleeve (7) with protecting crust (3) rigid coupling, sliding connection has dead lever (9) in sleeve (7), is equipped with the fixed orifices with dead lever (9) matched with on fixed plate (12).
3. The insulin needle of claim 2, which is characterized in that: one end, far away from the fixing plate (12), of the fixing rod (9) is connected with a pressing block (11) in sliding connection with the sleeve (7), a resetting plate is arranged in the sleeve (7), a top spring (10) is connected to the resetting plate, the fixing rod (9) is sleeved with the top spring (10), and one end, far away from the resetting plate, of the top spring (10) is connected with the pressing block (11); and a fixing component matched with the fixing rod (9) is arranged in the sleeve (7).
4. The insulin needle of claim 3, which is characterized in that: the fixing component comprises fixing blocks (8) uniformly distributed on the inner wall of the sleeve (7), and an upper slope is arranged on each fixing block (8); a plurality of rotating blocks (14) are fixedly connected to the fixing rod (9), and upper rotating slopes matched with the upper slopes are arranged on the rotating blocks (14); and a clamping groove matched with the rotating block (14) is formed between the adjacent fixed blocks (8), and a guide slope matched with the clamping groove is arranged on each fixed block (8).
5. The insulin needle of claim 4, which is characterized in that: one end of the sleeve (7) far away from the pressing block (11) is fixedly connected with a switching block (13) matched with the rotating block (14), and a fixing assembly matched with the rotating block (14) is arranged in the sleeve (7); the switching block (13) is evenly provided with a downslope matched with the rotating block (14), the downslope and the upslope are arranged in a staggered mode, and the rotating block (14) is provided with a downslope matched with the downslope.
6. The insulin needle of claim 1, which is characterized in that: the tip that insulin needle (6) was kept away from in needle file (1) is equipped with the injection pen connector, and the inner wall of injection pen connector is equipped with the internal thread.
7. The insulin needle of claim 1, which is characterized in that: be equipped with in protecting crust (3) with insulin needle (6) matched with syringe needle protection portion (4), syringe needle protection portion (4) are located protecting crust (3) and are kept away from the one end of needle file (1), perforate and locate on the pillow protection portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921795361.4U CN211272898U (en) | 2019-10-23 | 2019-10-23 | Prevent stabbing insulin syringe needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921795361.4U CN211272898U (en) | 2019-10-23 | 2019-10-23 | Prevent stabbing insulin syringe needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211272898U true CN211272898U (en) | 2020-08-18 |
Family
ID=72025918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921795361.4U Expired - Fee Related CN211272898U (en) | 2019-10-23 | 2019-10-23 | Prevent stabbing insulin syringe needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211272898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114306815A (en) * | 2021-11-11 | 2022-04-12 | 浙江大学医学院附属第一医院 | Prevent stabbing insulin pen |
-
2019
- 2019-10-23 CN CN201921795361.4U patent/CN211272898U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114306815A (en) * | 2021-11-11 | 2022-04-12 | 浙江大学医学院附属第一医院 | Prevent stabbing insulin pen |
| CN114306815B (en) * | 2021-11-11 | 2023-10-10 | 浙江大学医学院附属第一医院 | Anti-stabbing insulin pen |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 Termination date: 20211023 |