CN218685558U - Disposable local anesthetic needle for intervention - Google Patents
Disposable local anesthetic needle for intervention Download PDFInfo
- Publication number
- CN218685558U CN218685558U CN202221903996.3U CN202221903996U CN218685558U CN 218685558 U CN218685558 U CN 218685558U CN 202221903996 U CN202221903996 U CN 202221903996U CN 218685558 U CN218685558 U CN 218685558U
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- CN
- China
- Prior art keywords
- needle
- sliding
- component
- needle cylinder
- cylinder
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- 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.)
- Expired - Fee Related
Links
- 239000003589 local anesthetic agent Substances 0.000 title claims description 12
- 230000006378 damage Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims 3
- 238000002347 injection Methods 0.000 abstract description 20
- 239000007924 injection Substances 0.000 abstract description 20
- 238000002690 local anesthesia Methods 0.000 abstract description 11
- 239000007787 solid Substances 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 244000052616 bacterial pathogen Species 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of medical equipment, in particular to a disposable local anesthesia needle for intervention, which comprises a needle cylinder, a piston, a needle head and a measuring component, wherein the measuring component comprises a sliding component and a fixing ring, and the sliding component is provided with scales; the sliding component is connected with the needle cylinder in a sliding way and is positioned on one side of the needle cylinder; the fixed ring is fixedly connected with the sliding component and is positioned at the bottom of the sliding component; during the use, install the slip component to the cylinder on, make solid fixed ring and the syringe needle of fixing on the slip component flush, when injection, it is internal to prick patient with the syringe needle slow, gu fixed ring promotes the slip component and slides under the resistance of skin, can learn the degree of depth that the syringe needle pricked through the scale, thereby solved the degree of depth that medical personnel can not accurate judgement syringe needle pricked, can't inject the problem of accurate position with the injection.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to disposable local anesthesia needle of interveneeing.
Background
The conventional syringe is used for injecting an injection liquid into a patient to achieve a therapeutic effect, but the needle of the syringe is short and is not suitable for deep local anesthesia.
The existing disposable local anesthesia needle for intervention comprises a needle cylinder, a piston and a needle head, wherein the needle head is specially lengthened, the length of the needle head is about 5cm, and the local anesthesia in depth is facilitated.
However, after the needle head of the disposable local anesthetic needle for intervention is lengthened, medical staff cannot accurately judge the penetration depth of the needle head and cannot inject the injection into an accurate position.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a disposable local anesthesia needle of interveneeing has solved the degree of depth that medical personnel can not be accurate judgement syringe needle pricked, can't inject the problem of accurate position with the injection.
In order to realize the aim, the utility model provides a disposable local anesthesia needle for intervention, which comprises a needle cylinder, a piston, a needle head and a measuring component, wherein the needle head is fixedly connected with the needle cylinder and is positioned at the bottom of the needle cylinder; the piston is connected with the needle cylinder in a sliding mode and is positioned inside the needle cylinder, the measuring assembly comprises a sliding component and a fixing ring, and the sliding component is provided with scales; the sliding component is connected with the needle cylinder in a sliding way and is positioned on one side of the needle cylinder; the fixed ring is fixedly connected with the sliding component and is positioned at the bottom of the sliding component.
The sliding component comprises a mounting seat and a sliding rod, the mounting seat is connected with the needle cylinder in a sliding mode and is positioned on one side of the needle cylinder, and the sliding rod is connected with the mounting seat in a sliding mode and is fixedly connected with the fixing ring; the scale is arranged on the sliding rod.
The measuring assembly further comprises a clamping block, the mounting seat is provided with a clamping groove, the needle cylinder is provided with a limiting groove, and the clamping block is connected with the mounting seat in a sliding mode and is located in the clamping groove.
The measuring assembly further comprises a shell, wherein the shell is connected with the mounting seat in a sliding mode and is located on one side of the mounting seat.
Wherein, the measuring component still includes the rubber pad, the rubber pad with solid fixed ring fixed connection, and be located gu one side of fixed ring.
Wherein, the local anesthetic needle for disposable intervention further comprises a destroying component.
Wherein, the destruction subassembly includes the push rod, the piston has the groove of accomodating, the push rod with the piston sliding connection to be located the inside of piston.
The utility model discloses a disposable local anesthesia needle for intervention, which comprises a needle cylinder, a piston, a needle head and a measuring component, wherein the needle head is fixedly connected with the needle cylinder and is positioned at the bottom of the needle cylinder; the piston is connected with the needle cylinder in a sliding manner and is positioned inside the needle cylinder, the injection is injected into a patient body through the piston, the needle head is a specially-made lengthened needle head, the length of the needle head is about 5cm, the needle head can be punctured into a deeper place, and deep local anesthesia is facilitated; the measuring assembly comprises a sliding member and a fixing ring, wherein the sliding member is provided with a scale; the sliding component is connected with the needle cylinder in a sliding way and is positioned on one side of the needle cylinder; the fixed ring is fixedly connected with the sliding component and is positioned at the bottom of the sliding component; during the use, will the sliding member install to on the cylinder, make and fix solid fixed ring on the sliding member with the syringe needle flushes, when injecting the injection, will the syringe needle is pricked into patient slowly, gu fixed ring promotes under the resistance of skin the sliding member slides, through the degree of depth that the syringe needle pricked can be known to medical personnel's the degree of depth that the judgement syringe needle pricked that can not be accurate, the problem of the accurate position of can't injecting the injection with the injection.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is an overall sectional view of a first embodiment of the present invention.
Fig. 2 is a partial enlarged view of detail a of the first embodiment of the present invention.
Fig. 3 is an overall sectional view of a second embodiment of the present invention.
101-needle cylinder, 102-piston, 103-needle head, 104-measuring component, 105-sliding component, 106-fixing ring, 107-scale, 108-mounting seat, 109-sliding rod, 110-clamping block, 111-clamping groove, 112-limiting groove, 113-shell, 114-rubber pad, 201-push rod, 202-containing groove and 203-destroying component.
Detailed Description
The embodiments of the invention will be described in detail hereinafter, examples of which are illustrated in the accompanying drawings, and the embodiments described hereinafter with reference to the drawings are exemplary and intended to be illustrative of the invention and should not be construed as limiting the invention.
The first embodiment of the present application is:
referring to fig. 1-2, fig. 1 is an overall cross-sectional view of a first embodiment of the present invention, and fig. 2 is a partially enlarged view of a detail a of the first embodiment of the present invention; the utility model provides a disposable local anesthesia needle for intervention, which comprises a needle cylinder 101, a piston 102, a needle head 103 and a measuring component 104; the measuring assembly 104 comprises a sliding member 105, a fixing ring 106, a fixture block 110, a housing 113 and a rubber pad 114, the sliding member 105 comprises a mounting seat 108 and a sliding rod 109, and the sliding rod 109 is provided with a scale 107; the mounting seat 108 has a clamping groove 111, and the needle cylinder 101 has a limiting groove 112.
In this embodiment, the needle 103 is fixedly connected to the cylinder 101 and is located at the bottom of the cylinder 101; the piston 102 is connected with the syringe 101 in a sliding manner and is positioned inside the syringe 101, the injection is injected into a patient through the piston 102, the needle 103 is a specially-made lengthened needle 103, the length of the needle is about 5cm, and the needle can be punctured into a deeper position, so that local anesthesia at a deep position is facilitated.
Wherein the sliding member 105 is slidably connected to the needle cylinder 101 and is located at one side of the needle cylinder 101; the fixed ring 106 is fixedly connected with the sliding member 105 and is positioned at the bottom of the sliding member 105; when the needle is used, the sliding component 105 is installed on the needle cylinder 101, the fixing ring 106 fixed on the sliding component 105 is flush with the needle 103, when the injection is injected, the needle 103 is slowly inserted into a patient, the fixing ring 106 pushes the sliding component 105 to slide under the resistance of the skin, and the insertion depth of the needle 103 can be known through the scales 107, so that the problems that medical staff cannot accurately judge the insertion depth of the needle 103 and cannot inject the injection into an accurate position are solved.
Secondly, the mounting seat 108 is slidably connected with the needle cylinder 101 and is located at one side of the needle cylinder 101, and the sliding rod 109 is slidably connected with the mounting seat 108 and is fixedly connected with the fixing ring 106; the scale 107 is arranged on the sliding rod 109; because the measuring assembly 104 is not in direct contact with the injection liquid, the measuring assembly can be reused after being simply sterilized, and the mounting seat 108 can be detached at any time, so that the syringe can be conveniently replaced for reuse; when injecting the injection, the needle 103 is slowly inserted into the patient, the fixing ring 106 pushes the sliding rod 109 to slide relative to the mounting seat 108 under the resistance of the skin, and the depth of insertion of the needle 103 can be known through the scale 107 on the sliding rod 109.
Thirdly, the fixture block 110 is slidably connected with the mounting seat 108 and is located in the clamping groove 111; when the mounting seat 108 is mounted on the syringe 101, the fixture block 110 is inserted into the limiting groove 112 from the clamping groove 111, so that the mounting seat 108 can be fixed quickly, and meanwhile, the position of the zero scale 107 can be calibrated through the limiting groove 112.
Then, the housing 113 is slidably connected to the mounting seat 108 and is located on one side of the mounting seat 108; when the measurement assembly 104 is removed, it may be inverted on a flat surface; the housing 113 is then installed to prevent dust or germs from contacting the measurement assembly 104.
Finally, the rubber pad 114 is fixedly connected to the fixing ring 106 and is located at one side of the fixing ring 106; the rubber pad 114 prevents the retaining ring 106 from directly contacting the patient and contaminating the patient with bacteria, and the rubber pad 114 facilitates sterilization, cleaning and replacement.
During the use process, the measuring assembly 104 is not in direct contact with the injection liquid, the measuring assembly can be reused after simple disinfection, the mounting seat 108 can be detached at any time, the syringe can be replaced conveniently for reuse, and when the measuring assembly 104 is detached, the measuring assembly can be inverted on a plane; the housing 113 is installed again, so that dust or germs can be prevented from being attached to the measuring component 104; during injection, the sliding member 105 is mounted on the needle cylinder 101, the fixture block 110 is inserted into the limiting groove 112 from the clamping groove 111, the mounting seat 108 can be fixed quickly, meanwhile, the position of the zero scale 107 can be calibrated through the limiting groove 112, the fixing ring 106 fixed on the sliding member 105 is flush with the needle 103, when the needle 103 is slowly inserted into a patient body during injection, the fixing ring 106 pushes the sliding rod 109 to slide relative to the mounting seat 108 under the resistance of the skin, and the insertion depth of the needle 103 can be known through the scale 107 on the sliding rod 109, so that the problem that medical staff cannot accurately judge the insertion depth of the needle 103 and cannot inject the injection into an accurate position is solved.
The second embodiment of the present application is:
referring to fig. 3, fig. 3 is a sectional view of the second embodiment of the present invention; on the basis of the first embodiment, the disposable local anesthetic needle for interventional therapy of the present embodiment further comprises a destruction component 203; the destruction assembly 203 comprises a push rod 201, and the piston 102 has a receiving groove 202.
In this embodiment, after the injection, the needle 103 can be destroyed by the destruction module 203 to prevent the needle 103 from injuring people.
Wherein the push rod 201 is connected with the piston 102 in a sliding way and is positioned inside the piston 102; after the injection is finished, the piston 102 is pulled out of the needle cylinder 101, the accommodating groove 202 of the piston 102 is aligned with the needle 103, the needle 103 is placed in the accommodating groove 202, the push rods 201 on two sides of the piston 102 are pushed, the needle 103 is squashed, the piston 102 is moved, and the needle 103 is broken off; the needle head 103 is not directly contacted all the way; the possibility of the needle 103 injuring the person again is eliminated.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. The disposable local anesthetic needle for intervention comprises a needle cylinder, a piston and a needle head, wherein the needle head is fixedly connected with the needle cylinder and is positioned at the bottom of the needle cylinder; the piston is connected with the needle cylinder in a sliding way and is positioned in the needle cylinder, and is characterized in that,
also includes a measuring assembly;
the measuring assembly comprises a sliding member and a fixing ring, wherein the sliding member is provided with a scale; the sliding component is connected with the needle cylinder in a sliding way and is positioned on one side of the needle cylinder; the fixed ring is fixedly connected with the sliding component and is positioned at the bottom of the sliding component.
2. The single use interventional local anesthetic needle as set forth in claim 1,
the sliding component comprises an installation seat and a sliding rod, the installation seat is connected with the needle cylinder in a sliding mode and is positioned on one side of the needle cylinder, and the sliding rod is connected with the installation seat in a sliding mode and is fixedly connected with the fixing ring; the scale is arranged on the sliding rod.
3. The local anesthetic needle for disposable intervention of claim 2,
the measuring component further comprises a clamping block, the mounting seat is provided with a clamping groove, the needle cylinder is provided with a limiting groove, and the clamping block is connected with the mounting seat in a sliding mode and is located in the clamping groove.
4. The single use interventional local anesthetic needle as set forth in claim 3,
the measuring assembly further comprises a housing, wherein the housing is slidably connected with the mounting seat and is positioned on one side of the mounting seat.
5. The single use interventional local anesthetic needle of claim 4,
the measuring assembly further comprises a rubber pad, the rubber pad is fixedly connected with the fixing ring and is located on one side of the fixing ring.
6. The single use interventional local anesthetic needle of claim 1, further comprising a destruction assembly.
7. The local anesthetic needle for disposable intervention of claim 6,
the destruction component comprises a push rod, the piston is provided with a containing groove, and the push rod is connected with the piston in a sliding mode and is located inside the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221903996.3U CN218685558U (en) | 2022-07-22 | 2022-07-22 | Disposable local anesthetic needle for intervention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221903996.3U CN218685558U (en) | 2022-07-22 | 2022-07-22 | Disposable local anesthetic needle for intervention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218685558U true CN218685558U (en) | 2023-03-24 |
Family
ID=85626271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221903996.3U Expired - Fee Related CN218685558U (en) | 2022-07-22 | 2022-07-22 | Disposable local anesthetic needle for intervention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218685558U (en) |
-
2022
- 2022-07-22 CN CN202221903996.3U patent/CN218685558U/en not_active Expired - Fee Related
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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: 20230324 |