CN209421998U - A kind of needle tubing for sunkening cord - Google Patents
A kind of needle tubing for sunkening cord Download PDFInfo
- Publication number
- CN209421998U CN209421998U CN201821933842.2U CN201821933842U CN209421998U CN 209421998 U CN209421998 U CN 209421998U CN 201821933842 U CN201821933842 U CN 201821933842U CN 209421998 U CN209421998 U CN 209421998U
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- wall
- needle
- syringe needle
- forms
- needle tubing
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- 241001529734 Ocimum Species 0.000 claims description 5
- 235000010676 Ocimum basilicum Nutrition 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 230000007704 transition Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010058109 Hangnail Diseases 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of needle tubings for sunkening cord, the front end of needle tubing forms syringe needle, syringe needle is in semiclosed shape, the side outer wall of syringe needle extends to form an arc outer wall to needle, needle lumen inner wall forms the curved guiding surface with arc outer wall identical radian measure, ringent line outlet groove is formed on the other side outer wall opposite with above-mentioned syringe needle side outer wall, the front end of line outlet groove extends to needle tip, needle tip and line outlet groove junction form circular arc blade surface, the outer rim of circular arc blade surface forms the cutting edge of arc-shaped, the rear end of line outlet groove forms the internal orifice to lower recess at needle tubing outer wall.Syringe needle design at the inner wall of close end has curved guiding surface, so that threading transition is more smooth.Also in the inner core of a piece solid construction of syringe intracavity, inner core end construction matches product with needle lumen structure, and syringe needle is easier to enter when being pierced into, and blocks tissue substance during piercing and enter in syringe needle, and influences subsequent threading.
Description
Technical field
The utility model relates to the technical field of medical instrument, specifically a kind of needle tubing for sunkening cord especially is related to
And its mechanical connecting structure.
Background technique
Documents, application number: 201580020408.8, the applying date: 2015.04.17, patentee: Jin Gengjun, this case
It discloses a kind of for preventing the propeller of sunkening cord of damage subcutaneous tissue and blood vessel, comprising: main part is formed as metal material
Internal empty columnar tube body, is formed with opening portion in a side end；Tapered portion, the end side of the main part and master
Body portion forms one, and is formed as being formed in end towards the cone shape of end gradually diameter reduction to protrude the shape of curve
The rounded portions that shape is blocked；Cutting section includes: an inclined portion, is cut from the side of the main part to the side of tapered portion, side
End face is to be downwardly inclined from the outer peripheral surface predetermined angular of main part, and lower end is located at the top of the central side (a) of main part；It is horizontal
Portion is connect with the front end of an inclined portion, is formed in parallel towards tapered portion with the central axis (a) of main part；Another inclination
Inclined portion tilts upward from the front end predetermined angular of the horizontal part, and upper end is formed to the outer peripheral surface of the tapered portion, the height of upper end
Degree is lower than the upper end of an inclined portion.The center of the main part towards the rear side inner peripheral surface of cutting section forms outstanding draw
Lead protrusion.By the auxiliary of curve shape outstanding while the opposite side of the rounded portions constitutes diameter big curvature than rounded portions
Rounded portions are constituted.The tapered portion is formed as the metallic rod form of internal filling, and is formed with by another inclined portion packet
The inclination face enclosed.
In the prior art, be in tapered portion it is hollow, the hollow inside in head is easily entered when line passes through, can not be stretched from fluting
Out；In the prior art, the line mentioned is the straight line of smooth surface, but is clinically also provided with the straight line of many positive and negative hangnails,
This line is higher to notch, the requirement of head inner hole, and structure in the prior art is unable to satisfy the clinical use of this line, and this patent produces
Product are widely used in beauty industry.
In the prior art, when clinical use, threading movement has some setbacks, because the head of line is often blocked by needle section inner cavity,
It needs repeatedly thread success, be damaged to patient.
Summary of the invention
The purpose of this utility model is to provide a kind of needle tubing for sunkening cord, guiding knot when the end of a thread passes through is provided
Structure avoids and threads unsmooth problem.Overcome shortcoming and defect existing in the prior art.
To achieve the goals above, the utility model discloses a kind of needle tubing for sunkening cord, including needle tubing, needle tubing it is interior
Chamber is in hollow form, and the front end of needle tubing forms syringe needle, which is in semiclosed shape, and the side outer wall of syringe needle extends shape to needle
At an arc outer wall, needle lumen inner wall forms the curved guiding surface with arc outer wall identical radian measure, with above-mentioned syringe needle side outer wall
Ringent line outlet groove is formed on opposite other side outer wall, forms a circular arc blade surface at the front end of line outlet groove, circular arc blade surface
Highest point is slightly above the notch of line outlet groove, and the junction of the circular arc blade surface and arc outer wall forms arc-shaped along circular arc blade surface outer rim
Cutting edge, the rear end of line outlet groove forms the internal orifice to lower recess at needle tubing outer wall.
The invention also discloses a kind of needle tubing for sunkening cord, including needle tubing, the inner cavity of needle tubing is in hollow form, needle tubing
Front end form syringe needle, syringe needle is in semiclosed shape, and the side outer wall of syringe needle extends to form an arc outer wall, syringe needle to needle
Interior cavity wall is formed and the curved guiding surface of arc outer wall identical radian measure, on the other side outer wall opposite with above-mentioned syringe needle side outer wall
Ringent line outlet groove is formed, the front end of line outlet groove extends to needle tip, and needle tip is formed with line outlet groove junction
Circular arc blade surface, the outer rim of circular arc blade surface form the cutting edge of arc-shaped, and the rear end of line outlet groove is formed at needle tubing outer wall to lower recess
Internal orifice.
The utility model discloses a kind of needle tubing for sunkening cord, technical effects are as follows: syringe needle is at the inner wall of close end
Design has curved guiding surface, so that threading transition is more smooth.Product is also at the inner core of a piece solid construction of syringe intracavity, inner core end
Portion's structure is matched with needle lumen structure, and syringe needle is easier to enter when being pierced into, and block during piercing tissue substance into
Enter in syringe needle, and influences subsequent threading.The circular arc blade surface of needle point is ground using precision process, after treatment, blade surface
It is mellow and full, it prevents the secondary damage product whole design to effect skin reasonable well, there is good practicability, compared to existing
There is technical effect outstanding for technology.
Detailed description of the invention
Fig. 1 is the utility model schematic structural diagram of the first embodiment.
Fig. 2 is the utility model first embodiment perspective view.
Fig. 3 is the utility model first embodiment needle tubing and inner core assembling structure schematic diagram.
Fig. 4 is the first usage state diagram of the utility model first embodiment.
Fig. 5 is the second usage state diagram of the utility model first embodiment.
Fig. 6 is the utility model schematic structural diagram of the second embodiment.
Wherein:
1, needle tubing；
2, syringe needle；
3, curved guiding surface；
4, line outlet groove；
5, arc outer wall；
6, circular arc blade surface；
7, internal orifice；
8, inner core；
9, inner core end cambered surface；
10, basil；
11, it threads.
Specific embodiment
With reference to the accompanying drawings, the utility model is further described below.
As shown in fig. 1, in the utility model first embodiment, a kind of needle tubing for sunkening cord is disclosed, is different from
The prior art is: including needle tubing 1, the inner cavity of needle tubing 1 is in hollow form, and the front end of needle tubing forms syringe needle 2, which seals in half
Shape is closed, the side outer wall of syringe needle 2 extends to form an arc outer wall 5 to needle, cavity wall formation and arc outer wall in syringe needle 2
The curved guiding surface 3 of 5 identical radian measures, curved guiding surface 3, which helps to be promoted, threads 11 smooth, the whole cold deformations of curved guiding surface 3, surface light
Mellow and full, approximate non-resistance is slided, forms ringent line outlet groove 4 on the other side outer wall opposite with above-mentioned 2 side outer wall of syringe needle, out
A circular arc blade surface 6 is formed at the front end of wire casing 4, the highest point of circular arc blade surface 6 is slightly above the notch of line outlet groove 4, the circular arc blade surface 6
Junction with arc outer wall 5 is along the cutting edge of 6 outer rim of circular arc blade surface formation arc-shaped, and the rear end of line outlet groove 4 is at 1 outer wall of needle tubing
Form the internal orifice 7 to lower recess.
In the specific implementation, which is made of precise machining process, the smooth mellow and full, impulse- free robustness in surface, using sandblasting
Or polishing treatment, but it is not limited to above-mentioned treatment process.
In the specific implementation, line outlet groove is finished using precision process, mellow and full impulse- free robustness.
In the specific implementation, circular arc blade surface is ground using precision process, and after treatment, blade surface is mellow and full, well
Prevent the secondary damage to effect skin.
In the specific implementation, in first embodiment, an inner core 8 is equipped in the needle tubing 1, outside the front end side of inner core 8
Wall forms the inner core end cambered surface 9 matched with above-mentioned curved guiding surface 3, and the front end other side of inner core 8 forms a basil 10, this is tiltedly
Blade surface 10 and above-mentioned circular arc blade surface 6 cooperatively form continuous and smooth inclined-plane.
In the utility model second embodiment, a kind of needle tubing for sunkening cord is disclosed, is different from the prior art and is:
Including needle tubing 1, the inner cavity of needle tubing 1 is in hollow form, and the front end of needle tubing forms syringe needle 2, and syringe needle 2 is in semiclosed shape, the side of syringe needle 2
Outer wall extends to form an arc outer wall 5 to needle, and cavity wall forms the guiding with 5 identical radian measure of arc outer wall in syringe needle 2
Cambered surface 3 forms ringent line outlet groove 4, the front end of line outlet groove 4 on the other side outer wall opposite with above-mentioned 2 side outer wall of syringe needle
2 front end of syringe needle is extended to, 2 front end of syringe needle and 4 junction of line outlet groove form circular arc blade surface 6, and the outer rim of circular arc blade surface 6 is formed
The cutting edge of arc-shaped, the rear end of line outlet groove 4 form the internal orifice 7 to lower recess at 1 outer wall of needle tubing.
In the specific implementation, in second embodiment, an inner core 8 is equipped in the needle tubing 1, outside the front end side of inner core 8
Wall forms the inner core end cambered surface 9 matched with above-mentioned curved guiding surface 3, and the front end other side of inner core 8 forms a basil 10, this is tiltedly
Blade surface 10 and above-mentioned circular arc blade surface 6 cooperatively form continuous and smooth inclined-plane.
In the specific implementation, the inner cavity of the syringe needle 2 is in hollow form, and syringe needle 2 is in semiclosed shape, and molding mode is integral type
Cold deformation molding.Compared to the existing technology welded using needle tubing, have the advantages that
1, cold deformation forms, and no heat becomes, and shape, dimensional accuracy are high, and product surfaces externally and internally is highly polished；
2, inner surface is seamless, cleans more thorough；
3, what head can be done is very short, sunkens cord convenient for clinic to more accurate position；
4, head can form blade, it is easier to be pierced into.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the utility model specific implementation is confined to these above-mentioned explanations.For the common skill of the utility model technical field
For art personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, all should
It is considered as belonging to the protection scope of the utility model.
Claims (5)
1. a kind of needle tubing for sunkening cord, it is characterised in that: including needle tubing (1), the inner cavity of needle tubing (1) is in hollow form, needle tubing
Front end forms syringe needle (2), which is in semiclosed shape, and the side outer wall of syringe needle (2) extends to form an arc to needle
Outer wall (5), the interior cavity wall of syringe needle (2) forms the curved guiding surface (3) with arc outer wall (5) identical radian measure, with above-mentioned syringe needle (2) one
It is formed ringent line outlet groove (4) on the opposite other side outer wall of side outer wall, forms a circular arc blade surface at the front end of line outlet groove (4)
(6), the highest point of circular arc blade surface (6) is slightly above the notch of line outlet groove (4), the combination of the circular arc blade surface (6) and arc outer wall (5)
Place forms the cutting edge of arc-shaped along circular arc blade surface (6) outer rim, and the rear end of line outlet groove (4) is formed at needle tubing (1) outer wall to recessed
Sunken internal orifice (7).
2. a kind of needle tubing for sunkening cord according to claim 1, it is characterised in that: be equipped with one in the needle tubing (1)
Inner core (8), the front end side outer wall of inner core (8) form the inner core end cambered surface (9) matched with above-mentioned curved guiding surface (3), inner core
(8) the front end other side forms a basil (10), which cooperatively forms continuous and flat with above-mentioned circular arc blade surface (6)
Suitable inclined-plane.
3. a kind of needle tubing for sunkening cord, it is characterised in that: including needle tubing (1), the inner cavity of needle tubing (1) is in hollow form, needle tubing
Front end forms syringe needle (2), and syringe needle (2) is in semiclosed shape, and the side outer wall of syringe needle (2) extends to form outside an arc to needle
Wall (5), the interior cavity wall of syringe needle (2) forms the curved guiding surface (3) with arc outer wall (5) identical radian measure, with above-mentioned syringe needle (2) side
It is formed ringent line outlet groove (4) on the opposite other side outer wall of outer wall, the front end of line outlet groove (4) extends to syringe needle (2)
Front end, syringe needle (2) front end and line outlet groove (4) junction form circular arc blade surface (6), and the outer rim of circular arc blade surface (6) forms arc-shaped
Cutting edge, the rear end of line outlet groove (4) forms the internal orifice (7) to lower recess at needle tubing (1) outer wall.
4. a kind of needle tubing for sunkening cord according to claim 3, it is characterised in that: be equipped with one in the needle tubing (1)
Inner core (8), the front end side outer wall of inner core (8) form the inner core end cambered surface (9) matched with above-mentioned curved guiding surface (3), inner core
(8) the front end other side forms a basil (10), which cooperatively forms continuous and flat with above-mentioned circular arc blade surface (6)
Suitable inclined-plane.
5. a kind of needle tubing for sunkening cord according to claim 1 or 3, it is characterised in that: the inner cavity of the syringe needle (2) is in
Hollow form, syringe needle (2) are in semiclosed shape, and molding mode is the molding of integral type cold deformation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821933842.2U CN209421998U (en) | 2018-11-22 | 2018-11-22 | A kind of needle tubing for sunkening cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821933842.2U CN209421998U (en) | 2018-11-22 | 2018-11-22 | A kind of needle tubing for sunkening cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209421998U true CN209421998U (en) | 2019-09-24 |
Family
ID=67969277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821933842.2U Active CN209421998U (en) | 2018-11-22 | 2018-11-22 | A kind of needle tubing for sunkening cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209421998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109674497A (en) * | 2018-11-22 | 2019-04-26 | 贝普医疗科技有限公司 | A kind of needle tubing for sunkening cord |
-
2018
- 2018-11-22 CN CN201821933842.2U patent/CN209421998U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109674497A (en) * | 2018-11-22 | 2019-04-26 | 贝普医疗科技有限公司 | A kind of needle tubing for sunkening cord |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Beipu Medical Technology Co.,Ltd. Address before: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Patentee before: Beipu Medical Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |