CN217138863U - Indwelling needle injector for intramuscular injection - Google Patents
Indwelling needle injector for intramuscular injection Download PDFInfo
- Publication number
- CN217138863U CN217138863U CN202220372577.5U CN202220372577U CN217138863U CN 217138863 U CN217138863 U CN 217138863U CN 202220372577 U CN202220372577 U CN 202220372577U CN 217138863 U CN217138863 U CN 217138863U
- Authority
- CN
- China
- Prior art keywords
- needle
- indwelling
- syringe
- injection
- muscle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007927 intramuscular injection Substances 0.000 title claims abstract description 15
- 238000010255 intramuscular injection Methods 0.000 title claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 56
- 239000007924 injection Substances 0.000 claims abstract description 56
- 210000003205 muscle Anatomy 0.000 claims abstract description 42
- 239000003814 drug Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000012780 transparent material Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000007918 intramuscular administration Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 230000000451 tissue damage Effects 0.000 description 3
- 231100000827 tissue damage Toxicity 0.000 description 3
- 208000029549 Muscle injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000010253 intravenous injection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010999 medical injection Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000007929 subcutaneous injection Substances 0.000 description 1
- 238000010254 subcutaneous injection Methods 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a intramuscular injection is with keeping somewhere needle syringe, include cylinder, syringe needle and keep somewhere the sleeve pipe, syringe needle detachably is connected with the cylinder, the needle point of syringe needle is conical, it can overlap to keep somewhere the sleeve pipe and establish on the syringe needle to can keep somewhere in by the injected intramuscular, be close to needle point department on the syringe needle and be provided with the injection orifice, through the injection orifice is to intramuscular injection liquid medicine. The beneficial effects of the utility model are that, through setting up the needle point into conical when carrying out intramuscular injection to musculature's damage, it is little than traditional oblique cutting needle point, can alleviate patient's misery, still set up and keep somewhere the sleeve pipe, reduce the repetition and to the muscle puncture, reduce musculature damage to further reduce patient's muscle by the misery of puncturing repeatedly, and the risk of being infected.
Description
Technical Field
The utility model belongs to the medical injection technology, in particular to an indwelling needle injector for intramuscular injection.
Background
The injection administration method is a method for injecting sterile liquid medicine into a body to achieve the purpose of preventing and treating diseases. The injection administration method has the advantages of fast medicine absorption, fast blood medicine concentration increase, accurate medicine amount entering the body and the like, and is suitable for patients who need the medicine to rapidly take effect or can not take medicine orally for various reasons. However, injection administration also causes a degree of tissue damage, causing pain and potential complications. Commonly used injection administration methods include intradermal injection, subcutaneous injection, intramuscular injection, and intravenous injection.
The syringes currently used clinically include: the disposable sterile syringe, the disposable sterile medicine dispenser and the like are disposable, so that the injury and pain of a patient are increased, the use cost is increased, and the infection risk in a hospital is increased for the patient who needs to be injected and administered repeatedly for long-term hospitalization.
Disclosure of Invention
The utility model aims at providing an intramuscular injection is with keeping somewhere needle syringe to reduce the patient and be punctured the misery that muscle carries out the injection repeatedly for a long time.
In order to achieve the purpose, the utility model adopts the following technical scheme.
The utility model provides a intramuscular injection is with keeping somewhere needle syringe, includes cylinder, syringe needle and keeps somewhere the sleeve pipe, syringe needle detachably is connected with the cylinder, the needle point of syringe needle is conical, it can overlap to keep somewhere the sleeve pipe and establish on the syringe needle to can keep somewhere in the muscle by the injection, be close to needle point department on the syringe needle and be provided with the injection hole, through the injection hole is to intramuscular injection liquid medicine.
By adopting the technical scheme, the utility model can reduce the damage to muscle tissue when intramuscular injection is carried out by setting the needle point to be conical, and can reduce the muscle damage area compared with the traditional beveling needle point, thereby relieving the pain of patients; the indwelling casing is further arranged, the indwelling casing and the injection needle are pushed into the muscle together when the muscle is injected for the first time, the liquid medicine is administered to the muscle from the injection hole through the injection hole, the injection needle is taken out after the injection is completed, the injection casing is reserved in the muscle, and when the injection is performed for the next time, the injection needle penetrates through the indwelling casing to puncture small muscle tissues to administer the muscle, so that repeated muscle puncture can be reduced, muscle tissue damage can be reduced, and the pain that the muscle of a patient is repeatedly punctured and the risk of infection can be further reduced.
Preferably, the indwelling cannula includes a body portion which can be detained in the muscle for the injection needle to pass through for injecting the liquid medicine, and a stopper cap which is detained outside the muscle.
The body part is arranged so that the injection needle can administer medicine to the muscle along the body part, the puncture path of the injection needle is limited, the damage to the muscle tissue is reduced, and the depth of the body part in the muscle can be limited by arranging the stop cap to be kept outside the muscle.
Preferably, the tube body is provided with a through hole for a syringe needle to pass through, a first rounded corner is formed at the intersection of the end face of the tube body far away from the end cap and the outer side face, and a second rounded corner is formed at the intersection of the end face and the through hole.
Through setting up first fillet and second fillet, the profile of fillet rounding off contacts with the muscle to the protection is not injured when the removal by the indwelling cannula in this department muscle.
Preferably, the indwelling cannula further comprises a connecting portion and a cap, one end of the connecting portion is connected with the end cap, the other end of the connecting portion is connected with the cap, and the cap can be covered on the end cap.
Through setting up the cap and closing with ending the cap and avoiding outside bacterium to enter into and keep somewhere the cover intraductally, influence patient's health to set up connecting portion and be convenient for find the cap easily when using.
Preferably, the indwelling cannula is made of a silica gel material.
The indwelling cannula is made of silica gel, the punctured muscle is protected by softness and nontoxicity of the silica gel, and the silica gel is an existing material.
Preferably, the needle cylinder is made of transparent materials, and the outer surface of the needle cylinder is provided with scale marks.
The needle cylinder is made of transparent materials, so that the position of liquid medicine in the needle cylinder can be observed conveniently, and scale marks are arranged to observe the liquid medicine amount.
Preferably, one end of the needle cylinder, which is far away from the connection with the injection needle, is provided with a needle cylinder wing, and a push rod is sleeved in the needle cylinder.
The liquid medicine is pushed out or sucked in by the push rod and the needle cylinder.
Preferably, the length of the needle tip is 2 mm-3 mm.
The puncture effect is optimal by setting the needle point to be in the size range, the pain of a patient is increased due to the fact that the needle point is too short and puncture muscles are not sharp enough, and the pain of the patient is increased due to the fact that the needle point is too long and the muscles are damaged and aggravated.
Preferably, the length of the body part of the indwelling cannula is 25mm to 28 mm.
By setting the indwelling cannula to the above length, it is convenient to match the length of the injection needle.
Preferably, the length of the injection needle is 33 mm-35 mm, and after the injection needle penetrates through the indwelling cannula, the injection hole is positioned outside the indwelling cannula.
The injection needle is set to be the injector with the length range matched with different rules, and the position of the injection hole is arranged outside the indwelling cannula, so that the indwelling cannula is prevented from blocking liquid medicine and affecting the administration effect.
The utility model has the advantages that the damage to muscle tissue when intramuscular injection is carried out can be reduced by setting the needle point to be conical, compared with the traditional oblique cutting needle point, the area of muscle damage can be reduced, and the pain of patients can be relieved; the indwelling casing is further arranged, the indwelling casing and the injection needle are pushed into the muscle together when the muscle is injected for the first time, the liquid medicine is administered to the muscle from the injection hole through the injection hole, the injection needle is taken out after the injection is completed, the injection casing is reserved in the muscle, and when the injection is performed for the next time, the injection needle penetrates through the indwelling casing to puncture small muscle tissues to administer the muscle, so that repeated muscle puncture can be reduced, muscle tissue damage can be reduced, and the pain that the muscle of a patient is repeatedly punctured and the risk of infection can be further reduced.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a structural view of the indwelling catheter of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the embodiments described herein.
The utility model discloses a description reference numeral includes: the needle comprises a needle point 1, an injection hole 12, a syringe 2, a scale mark 22, a syringe wing 21, a push rod 3, an indwelling cannula 4, a first rounded corner 41, a second rounded corner 42, a stop cap 43, a connecting part 44 and a cap cover 45.
Referring to fig. 1 to 2, an indwelling needle injector for intramuscular injection comprises a needle cylinder 2, an injection needle and an indwelling sleeve 4, wherein the injection needle is detachably connected with the needle cylinder 2, a needle point 1 of the injection needle is conical, the indwelling sleeve 4 can be sleeved on the injection needle and can be indwelling in an injected muscle, an injection hole 12 is formed in the injection needle close to the needle point 1, and a liquid medicine is injected into the muscle through the injection hole 12.
Wherein, the indwelling cannula 4 comprises a body portion which can be indwelling in a muscle for the injection needle to pass through for injecting the liquid medicine, and a stop cap 43 which is left outside the muscle.
Referring to fig. 1 and 2, a through hole is formed in the tube body, the through hole is used for allowing an injection needle to pass through, a first rounded corner 41 is formed at the intersection of the end surface of the tube body, which is far away from one end of the stop cap 43, and the outer side surface, and a second rounded corner 42 is formed at the intersection of the end surface and the through hole.
Referring to fig. 1 and 2, the indwelling cannula 4 further includes a connecting portion 44 and a cap 45, wherein one end of the connecting portion 44 is connected to the stop cap 43, the other end is connected to the cap 45, and the cap 45 can be covered on the stop cap 43. The indwelling casing 4 is made of silica gel.
Referring to fig. 1, the syringe 2 is made of transparent material, and the outer surface thereof is provided with scale marks 22. One end of the needle cylinder 2 far away from the connection with the injection needle is provided with a needle cylinder wing 21, and a push rod 3 is sleeved in the needle cylinder 2. The length of the needle point 1 is 2 mm-3 mm.
Referring to fig. 1 and 2, the length of the body part of the indwelling cannula 4 is 25mm to 28 mm. The length of the injection needle is 33 mm-35 mm, and after the injection needle penetrates through the indwelling sleeve 4, the injection hole 12 is positioned outside the indwelling sleeve 4.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a intramuscular injection is with keeping somewhere needle syringe, its characterized in that, includes cylinder (2), syringe needle and keeps somewhere sleeve pipe (4), syringe needle detachably is connected with cylinder (2), the needle point (1) of syringe needle is conical, it can overlap and establish to keep somewhere sleeve pipe (4) on the syringe needle to can keep somewhere in the muscle by the injection, be close to needle point (1) department on the syringe needle and be provided with injection hole (12), through injection hole (12) are to intramuscular injection liquid medicine.
2. The indwelling needle injector according to claim 1, wherein the indwelling cannula (4) comprises a body portion which can be detained in the muscle for the injection needle to pass through for injecting the liquid medicine, and a stop cap (43) which is detained outside the muscle.
3. The indwelling needle injector according to claim 2, wherein the body portion is provided with a through hole for the needle to pass through, and a first rounded corner (41) is formed at the intersection of the end face of the body portion remote from the end cap (43) and the outer side face, and a second rounded corner (42) is formed at the intersection of the end face and the through hole.
4. The indwelling needle injector according to claim 2, wherein the indwelling cannula (4) further comprises a connecting portion (44) and a cap (45), the connecting portion (44) being connected at one end to the stopper cap (43) and at the other end to the cap (45), the cap (45) being adapted to fit over the stopper cap (43).
5. The indwelling needle injector according to claim 1, wherein the indwelling cannula (4) is of silicone.
6. The indwelling needle injector according to claim 1, wherein the barrel (2) is of transparent material and has graduations (22) on its outer surface.
7. The indwelling needle injector of claim 1, wherein the end of the syringe (2) remote from the needle is provided with a syringe wing (21), and the plunger (3) is housed in the syringe (2).
8. The indwelling needle syringe according to claim 1, wherein the needle tip (1) is 2mm to 3mm in length.
9. The indwelling needle injector according to claim 1, wherein the length of the body portion of the indwelling cannula (4) is 25mm to 28 mm.
10. The indwelling needle injector according to claim 6, wherein the length of the needle is 33mm to 35mm, and the injection hole (12) is located outside the indwelling cannula (4) after the needle is inserted into the indwelling cannula (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372577.5U CN217138863U (en) | 2022-02-23 | 2022-02-23 | Indwelling needle injector for intramuscular injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220372577.5U CN217138863U (en) | 2022-02-23 | 2022-02-23 | Indwelling needle injector for intramuscular injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217138863U true CN217138863U (en) | 2022-08-09 |
Family
ID=82689845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220372577.5U Active CN217138863U (en) | 2022-02-23 | 2022-02-23 | Indwelling needle injector for intramuscular injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217138863U (en) |
-
2022
- 2022-02-23 CN CN202220372577.5U patent/CN217138863U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5190521A (en) | Apparatus and method for raising a skin wheal and anesthetizing skin | |
| JP6181692B2 (en) | Pain amount measuring method and measuring apparatus | |
| WO2004024211A3 (en) | Method and device for painless injection of medication | |
| CN102327656A (en) | Disposable array miniature injection needle head | |
| CN104000639B (en) | The adjustable nerve block of puncturing head punctures catheter needle | |
| MX2023005067A (en) | Drug delivery device assembly and accessory for drug delivery device. | |
| CN217138863U (en) | Indwelling needle injector for intramuscular injection | |
| CN103110998B (en) | There is the intravenous pin of the visual blood back function of rapid sensitive | |
| CN219439367U (en) | An Improved Nerve Blocking Needle | |
| CN101461970A (en) | Ejection type painless intravenous injection needle tube device | |
| CN216629405U (en) | Child rectal administration device | |
| CN113633850B (en) | A kind of automatic insulin injection device | |
| CN114129863A (en) | A kind of pediatric rectal drug delivery device and operation method | |
| CN205458942U (en) | Improved special sacral canal puncture needle | |
| CN202342607U (en) | Disposable array type mini injection needle | |
| CN207506663U (en) | Hypodermic needle for animals | |
| CN201441701U (en) | Injector capable of controlling depth | |
| CN109513092B (en) | Catheters for intubation, infusion and drug delivery devices, and animal test models in animal experiments | |
| CN222605139U (en) | A new type of combined venipuncture device | |
| CN215689919U (en) | Local anesthesia syringe for children | |
| CN212547116U (en) | A cricothyroid membrane pjncture needle for endotracheal infiltration anesthesia | |
| CN216319288U (en) | Prevent insulin pen needle of stabbing | |
| CN221888898U (en) | A special syringe for subcutaneous injection | |
| CN210095863U (en) | Indwelling spinal nerve root block needle | |
| CN220404560U (en) | Structure for preventing needle from being punctured |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |