CN105169534A - Needle tip for injection - Google Patents
Needle tip for injection Download PDFInfo
- Publication number
- CN105169534A CN105169534A CN201510485290.8A CN201510485290A CN105169534A CN 105169534 A CN105169534 A CN 105169534A CN 201510485290 A CN201510485290 A CN 201510485290A CN 105169534 A CN105169534 A CN 105169534A
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- CN
- China
- Prior art keywords
- tangent plane
- section
- needle point
- sandblasting layer
- needle tip
- 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.)
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Abstract
The invention discloses a needle tip for injection. The needle tip comprises a needle tip body portion, a first section, a second section and a third section, the first section, the second section and the third section are arranged at the head of the needle tip body portion, a middle hole extending along the central line of the needle tip body portion is formed in the middle of the needle tip body portion, the first section and the second section intersect to form a first intersection line, the first section and the third section intersect to form a second intersection line, an acute angle is formed between the second section and the third section, the second section and the third section come together to form a needle tip body, the first section is in planar arrangement, the second section and the third section are in arc surface arrangement, both the second section and the third section are arranged in a manner of concaving to the central line of the needle tip body, a first sand blasting layer is arranged on the second section, and a second sand blasting layer is arranged on the third section, so that pain of a patient can be reduced.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly relate to a kind of injection needle point.
Background technology
Drug injection, puncture sampling are clinical conventional medical procedure, and inject, skin histology is damaged, makes teleneuron feel to stimulate and produce pain in piercing process, this process brings larger puzzlement to patient, pursue the overall background of life Happiness current people under, effective reduction injection pain is the effective means reducing Medical fear, improve people's quality of life, therefore, effectively reduce the injection of patient, puncture pain and body injury are one of Main way of current medical device research.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of injection needle point reducing pain.
For achieving the above object, the technical solution used in the present invention is: a kind of injection needle point, comprise: needle point main part and be arranged at the first tangent plane of needle point main part head, second tangent plane and the 3rd tangent plane, the central authorities of described needle point main part are provided with the mesopore that the centrage along needle point main part extends, described first tangent plane and the second tangent plane crossing formation first meld line, described first tangent plane and the 3rd tangent plane crossing formation second meld line, arrange in acute angle between described second tangent plane and the 3rd tangent plane, described second tangent plane collects formation needle point mutually with the 3rd tangent plane, described first tangent plane is that plane is arranged, described second tangent plane and the 3rd tangent plane are all arranged in arc surface, described second tangent plane and all recessed centrage to needle point main part of the 3rd tangent plane are arranged, described second tangent plane is provided with the first sandblasting layer, described 3rd tangent plane is provided with the second sandblasting layer.
Preferably, in above-mentioned a kind of injection needle point, the area of described first sandblasting layer is 2/3 of the second cross section area.
Preferably, in above-mentioned a kind of injection needle point, described first sandblasting layer is arranged near the top of the second tangent plane.
Preferably, in above-mentioned a kind of injection needle point, the area of described second sandblasting layer is 2/3 of the 3rd cross section area.
Preferably, in above-mentioned a kind of injection needle point, described second sandblasting layer is arranged near the top of the 3rd tangent plane.
Preferably, in above-mentioned a kind of injection needle point, arrange in 85 degree of angles between described first tangent plane and the second tangent plane.
Preferably, in above-mentioned a kind of injection needle point, the equal indentation of cross section of described first sandblasting layer and the second sandblasting layer is arranged.
Beneficial effect of the present invention is: in the injection in the present invention, needle point by being equipped with sandblasting layer on the second tangent plane and the 3rd tangent plane, insert in the process of human body the frictional force that can reduce between needle point and skin histology at needle point, thus the pain of patient can be reduced.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of injection needle point in the present invention.
Fig. 2 is the structural representation of another angle of injection needle point in the present invention.
In Fig. 1 and Fig. 2: 1, needle point main part, the 2, first tangent plane, the 3, second tangent plane, the 4, the 3rd tangent plane, 5, mesopore, the 6, first meld line, the 7, second meld line, 8, needle point, the 9, first sandblasting layer, the 10, second sandblasting layer.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.The example of these preferred implementations illustrates in the accompanying drawings.Shown in accompanying drawing and the embodiments of the present invention described with reference to the accompanying drawings be only exemplary, and the present invention is not limited to these embodiments.
At this, also it should be noted that, in order to avoid the present invention fuzzy because of unnecessary details, illustrate only in the accompanying drawings with according to the closely-related structure of the solution of the present invention and/or treatment step, and eliminate other details little with relation of the present invention.
Shown in ginseng Fig. 1 and Fig. 2, a kind of injection needle point, comprise: needle point main part 1 and be arranged at the first tangent plane 2 of needle point main part 1 head, second tangent plane 3 and the 3rd tangent plane 4, the central authorities of described needle point main part 1 are provided with the mesopore 5 that the centrage along needle point main part 1 extends, described first tangent plane 2 and the second tangent plane 3 crossing formation first meld line 6, described first tangent plane 2 and the 3rd tangent plane 4 crossing formation second meld line 7, arrange in acute angle between described second tangent plane 3 and the 3rd tangent plane 4, described second tangent plane 3 collects mutually with the 3rd tangent plane 4 and forms needle point 8, described first tangent plane 2 is arranged in plane, described second tangent plane 3 and the 3rd tangent plane 4 are all arranged in arc surface, described second tangent plane 3 and all recessed centrage to needle point main part 1 of the 3rd tangent plane 4 are arranged, described second tangent plane 3 is provided with the first sandblasting layer 9, described 3rd tangent plane 4 is provided with the second sandblasting layer 10.The area of described first sandblasting layer 9 is 2/3 of the second tangent plane 3 area.Described first sandblasting layer 9 is arranged near the top of the second tangent plane 3.The area of described second sandblasting layer 10 is 2/3 of the 3rd tangent plane 4 area.Described second sandblasting layer 10 is arranged near the top of the 3rd tangent plane 4.In the present embodiment, arrange in 85 degree of angles between described first tangent plane 2 and the second tangent plane 3.The equal indentation of cross section of described first sandblasting layer 9 and the second sandblasting layer 10 is arranged.
In sum, in the injection in the present invention, needle point by being equipped with sandblasting layer on the second tangent plane 3 and the 3rd tangent plane 4, inserts in the process of human body the frictional force that can reduce between needle point and skin histology, thus can reduce the pain of patient at needle point.
Finally, also it should be noted that, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Claims (7)
1. an injection needle point, it is characterized in that, comprise: needle point main part and be arranged at the first tangent plane of needle point main part head, second tangent plane and the 3rd tangent plane, the central authorities of described needle point main part are provided with the mesopore that the centrage along needle point main part extends, described first tangent plane and the second tangent plane crossing formation first meld line, described first tangent plane and the 3rd tangent plane crossing formation second meld line, arrange in acute angle between described second tangent plane and the 3rd tangent plane, described second tangent plane collects formation needle point mutually with the 3rd tangent plane, described first tangent plane is that plane is arranged, described second tangent plane and the 3rd tangent plane are all arranged in arc surface, described second tangent plane and all recessed centrage to needle point main part of the 3rd tangent plane are arranged, described second tangent plane is provided with the first sandblasting layer, described 3rd tangent plane is provided with the second sandblasting layer.
2. a kind of injection needle point as claimed in claim 1, is characterized in that: the area of described first sandblasting layer is 2/3 of the second cross section area.
3. a kind of injection needle point as claimed in claim 2, is characterized in that: described first sandblasting layer is arranged near the top of the second tangent plane.
4. a kind of injection needle point as claimed in claim 1, is characterized in that: the area of described second sandblasting layer is 2/3 of the 3rd cross section area.
5. a kind of injection needle point as claimed in claim 4, is characterized in that: described second sandblasting layer is arranged near the top of the 3rd tangent plane.
6. a kind of injection needle point as claimed in claim 1, is characterized in that: arrange in 85 degree of angles between described first tangent plane and the second tangent plane.
7. a kind of injection needle point as claimed in claim 1, is characterized in that: the equal indentation of cross section of described first sandblasting layer and the second sandblasting layer is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485290.8A CN105169534A (en) | 2015-08-10 | 2015-08-10 | Needle tip for injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485290.8A CN105169534A (en) | 2015-08-10 | 2015-08-10 | Needle tip for injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105169534A true CN105169534A (en) | 2015-12-23 |
Family
ID=54892262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510485290.8A Pending CN105169534A (en) | 2015-08-10 | 2015-08-10 | Needle tip for injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105169534A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003290354A (en) * | 2002-03-29 | 2003-10-14 | Terumo Corp | Injection needle |
| CN101357246A (en) * | 2008-09-24 | 2009-02-04 | 杨昌燕 | Safe medical needle head and processing method thereof |
| CN101455866A (en) * | 2008-12-29 | 2009-06-17 | 杨昌燕 | Medicine bottle operation needle and processing method thereof |
| US20090192486A1 (en) * | 2001-11-02 | 2009-07-30 | Meridian Medical Technologies ,Inc | Automatic injector with anti-coring needle |
| CN103071210A (en) * | 2013-01-19 | 2013-05-01 | 吉林大学 | Injector needle head with needle point in bionic form |
| CN203154450U (en) * | 2013-03-25 | 2013-08-28 | 江苏苏云医疗器材有限公司 | Needle head of puncture needle |
| CN204864389U (en) * | 2015-08-10 | 2015-12-16 | 苏州灵岩医疗科技股份有限公司 | Needle point for injection |
-
2015
- 2015-08-10 CN CN201510485290.8A patent/CN105169534A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090192486A1 (en) * | 2001-11-02 | 2009-07-30 | Meridian Medical Technologies ,Inc | Automatic injector with anti-coring needle |
| JP2003290354A (en) * | 2002-03-29 | 2003-10-14 | Terumo Corp | Injection needle |
| CN101357246A (en) * | 2008-09-24 | 2009-02-04 | 杨昌燕 | Safe medical needle head and processing method thereof |
| CN101455866A (en) * | 2008-12-29 | 2009-06-17 | 杨昌燕 | Medicine bottle operation needle and processing method thereof |
| CN103071210A (en) * | 2013-01-19 | 2013-05-01 | 吉林大学 | Injector needle head with needle point in bionic form |
| CN203154450U (en) * | 2013-03-25 | 2013-08-28 | 江苏苏云医疗器材有限公司 | Needle head of puncture needle |
| CN204864389U (en) * | 2015-08-10 | 2015-12-16 | 苏州灵岩医疗科技股份有限公司 | Needle point for injection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151223 |
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| RJ01 | Rejection of invention patent application after publication |