CN208259703U - A kind of blood collection auxiliary device - Google Patents
A kind of blood collection auxiliary device Download PDFInfo
- Publication number
- CN208259703U CN208259703U CN201720906625.3U CN201720906625U CN208259703U CN 208259703 U CN208259703 U CN 208259703U CN 201720906625 U CN201720906625 U CN 201720906625U CN 208259703 U CN208259703 U CN 208259703U
- Authority
- CN
- China
- Prior art keywords
- contact pin
- blood
- needle
- pin portion
- auxiliary device
- 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.)
- Expired - Fee Related
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of blood collection auxiliary device comprising: intubation portion, for hollow structure and including spacing zone, spacing zone includes segmental arc and vertical section, and the internal diameter of segmental arc far from vertical section to close to vertical section by being gradually reduced；Contact pin portion is that solid construction and intubation portion are integrally formed, and contact pin portion is equipped with the needle for passing vertically through contact pin portion solid construction, and needle set has the blood channel passed through for blood and including needle point and needle body and backshank, and needle point protrudes into intubation portion, backshank stretching contact pin portion.The utility model is easy to operate, it is time-consuming it is short, take blood safety and the blood health taken out is pollution-free.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of blood collection auxiliary devices.
Background technique
Due to having the tubule that blood is housed in blood bag, the blood in tubule is not taken not come out, and is all direct handle now
Tubule is inconjunction with blood and directly discards, and thus causes the waste of blood resource.How the blood in tubule to be facilitated, peace
Entirely, it wholesomely takes out using as a problem to be solved.
Currently, there are also blood collection auxiliary devices on the market for taking blood, but structure it is excessively complicated and not enough safety with
And take blood overlong time.As the Chinese invention patent of Patent No. CN200680019957.4 discloses a kind of blood separator tool
And blood separating mechanism, blood separator have: cylindrical container main body and blood separation membrane, and cylindrical container main body has direction
One end extend first in empty needle, towards the other end extend second in empty needle, blood flow inner space, the blood separation
Film is used to blood being separated into blood cell and blood plasma or serum.The needle point that container body includes the empty needle from first is empty towards inside
Between, blood flows into the first flow path of inner space；From inner space towards the needle point of empty needle in second, blood is from inner space
The second flow path of outflow；And become the third for the state that atmosphere can circulate towards the needle point of empty needle in first from exterior space
Flow path.The apparatus structure is complicated, and the operating time is long, seems that part-structure is extra for the blood of not separation requirement, pacifies simultaneously
There is also hidden danger for full health aspect.
Utility model content
The purpose of this utility model is that for the above-mentioned deficiency of the prior art, propose it is a kind of it is easy to operate, time-consuming it is short,
The free of contamination blood collection auxiliary device of blood health for taking blood safety and taking out.
The utility model solves its technical problem, the technical solution adopted is that, it proposes a kind of blood collection auxiliary device, wraps
It includes:
Intubation portion, the intubation portion are hollow structure and including spacing zone, and the spacing zone includes segmental arc and vertical section,
The internal diameter of the segmental arc far from the vertical section to close to the vertical section by being gradually reduced；
Contact pin portion, the contact pin portion are that solid construction and the intubation portion are integrally formed, and the contact pin portion is equipped with and wears vertically
Cross the needle of contact pin portion solid construction, the needle set has the blood channel passed through for blood and including needle point and needle body and needle
Tail, the needle point protrude into the intubation portion, and the backshank stretches out the contact pin portion.
Preferably, the intubation portion further includes the clamping area that outer diameter is less than the spacing zone outer diameter, the clamping area
Outer surface is provided with annular protrusion.Annular protrusion is set, it is preferably fixed when blood collection auxiliary device can be allowed to be put into test tube,
It is less prone to and rocks.
Further preferably, the annular protrusion is connected with the spacing zone.In this way when placing in vitro, more it is not easy
It rocks.
Preferably, the intubation portion is equipped with the first protrusion around the needle and the first raised and contact pin portion
It is connected, the intubation portion forms the first annular groove around first protrusion.When the tubule equipped with blood is inserted into intubation
It when portion, and just cannot be inserted into after the first projection contacts, when the outflow of fraction of blood, be able to enter first annular recessed down
Slot, the blood of outflow just cannot be contacted with tubule, be avoided pollution.
Preferably, the contact pin portion is equipped with the second protrusion around the needle, the contact pin portion is formed around described the
The second annular groove of two protrusions.In this way in backshank toward when bleeding in test tube, blood is not easy on the wall for being adhered to contact pin portion, this
Sample bleed efficiency and health be all unaffected.
Further preferably, the contact pin portion extends outward to form extension along the second annular groove.Extension energy
It effectively prevent drop of blood to contact test tube wall.
Further preferably, the extension can be flushed with the backshank end or the extension is beyond the backshank.
Preferably prevent drop of blood from contacting test tube wall.
Preferably, the needle point has end face, the end face is divided into upper surface and lower end surface, the upper surface with it is described
The angle for the angle α that needle body is formed is greater than the angle of the angle β of the lower end surface and needle body formation.Design can allow in this way
Tubule equipped with blood will not be with being punctured too big, prevents blood from flowing into intubation portion.
Preferably, the spacing zone outer surface is equipped with a plurality of fin.A plurality of fin increases frictional force, conveniently takes.
The utility model has the following beneficial effects:
1. setting spacing zone can allow blood collection auxiliary device a part to enter in test tube, a part is outside test tube, facilitate behaviour
Make；
2. segmental arc is arranged in spacing zone, facilitate the insertion with blood tubule.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the cross-sectional view of needle point.
In figure, 1, intubation portion, 11, spacing zone, 111, segmental arc, 112, vertical section, 113, a plurality of fin, 12, clamping area,
121, annular protrusion, the 13, first protrusion, 14, first annular groove, 2, contact pin portion, the 21, second protrusion, the 22, second annular are recessed
Slot, 3, needle, 31, needle point, 311 end faces, 3111, upper surface, 3112, lower end surface, 312, angle α, 313, angle β, 32, needle body,
33, backshank, 4, extension.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
A kind of blood collection auxiliary device as shown in Figure 1, including intubation portion 1 and contact pin portion 2.
For hollow structure and including spacing zone 11, spacing zone can allow blood collection auxiliary device a part to enter examination in intubation portion 1
Pipe is interior, a part of outside test tube, facilitates operation, and spacing zone 11 includes segmental arc 111 and vertical section 112, the internal diameter of segmental arc 111
By being gradually reduced far from vertical section 112 to close to vertical section 112, segmental arc facilitates the insertion with blood tubule.
Contact pin portion 2 is that solid construction and intubation portion 1 are integrally formed, and contact pin portion 2 is equipped with and passes vertically through 2 solid construction of contact pin portion
Needle 3, needle 3 has the blood channel passed through for blood and including needle point 31 and needle body 32 and backshank 33, and needle point 31 protrudes into slotting
Pipe portion 1, backshank 33 stretch out contact pin portion 2.
Preferably, intubation portion 1 further includes the clamping area 12 that outer diameter is less than 11 outer diameter of spacing zone, and the outer surface in clamping area 12 is set
It is equipped with annular protrusion 121.Annular protrusion is set, it is preferably fixed when blood collection auxiliary device can be allowed to be put into test tube, it is not easy out
Now rock.
Further preferably, annular protrusion 121 is connected with spacing zone 11.In this way when placing in vitro, more it is not easy to shake
It shakes.
Preferably, intubation portion 1, which is equipped with, is connected around first raised 13 and the first raised 13 of needle 3 with contact pin portion 2, intubation portion
1 forms the first annular groove 14 around the first protrusion 13.It is convex with first when the tubule equipped with blood is inserted into intubation portion 1
It just cannot be inserted into down after playing 13 contacts, when the outflow of fraction of blood, be able to enter first annular groove 14, the blood of outflow
Liquid just cannot be contacted with tubule, be avoided pollution.
Preferably, contact pin portion 2 is equipped with the second protrusion 21 around needle 3, and contact pin portion 2 forms second around the second protrusion 21
Annular groove 22.In this way in backshank 33 toward when bleeding in test tube, blood is not easy on the wall for being adhered to contact pin portion 2, bleeds in this way
Efficiency and health are all unaffected.
Preferably, contact pin portion 2 extends outward to form extension 4 along second annular groove 22.Extension 4 can effectively prevent
Drop of blood contacts test tube wall.
Further limited, extension 4 can be flushed with 33 end of backshank or extension 4 is beyond the backshank 33, this implementation
Example selection extension 4 is flushed with 33 end of backshank.Preferably prevent drop of blood from contacting test tube wall.
Preferably, needle point 31 has end face 311, and end face 311 is divided for upper surface 3111 and lower end surface 3112, upper surface 3111
The angle of the angle α 312 formed with needle body 32 is greater than the angle of the angle β 313 of lower end surface 3112 and the formation of institute's needle body 32.In this way
Design can allow the tubule equipped with blood with being punctured too big, prevent blood from flowing into intubation portion.
Preferably, 11 outer surface of spacing zone is equipped with a plurality of fin 113.A plurality of fin 113 increases frictional force, conveniently takes.
In use, blood collection auxiliary device is put into test tube, the tubule equipped with blood is put into intubation portion 1, when tubule connects
It when contacting the first protrusion 13, is just no longer inserted into down, blood is flowed into test tube by blood channel, when blood is flow to end in tubule
When, it takes out blood collection auxiliary device and throws away simultaneously safe handling together with tubule.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of blood collection auxiliary device characterized by comprising
Intubation portion (1), for the intubation portion (1) for hollow structure and including spacing zone (11), the spacing zone (11) includes arc
Section (111) and vertical section (112), the internal diameter of the segmental arc (111) is by extremely close described vertical far from the vertical section (112)
Section (112) is gradually reduced；
Contact pin portion (2), the contact pin portion (2) are that solid construction and the intubation portion (1) are integrally formed, and the contact pin portion (2) sets
There is the needle (3) for passing vertically through contact pin portion (2) solid construction, the needle (3) has the blood channel passed through for blood and packet
Needle point (31) and needle body (32) and backshank (33) are included, the needle point (31) protrudes into the intubation portion (1), and the backshank (33) is stretched
The contact pin portion (2) out.
2. a kind of blood collection auxiliary device according to claim 1, it is characterised in that: the intubation portion (1) further includes outer diameter
Less than the clamping area (12) of the spacing zone (11) outer diameter, the outer surface of the clamping area (12) is provided with annular protrusion (121).
3. a kind of blood collection auxiliary device according to claim 2, it is characterised in that: the annular protrusion (121) with it is described
Spacing zone (11) is connected.
4. a kind of blood collection auxiliary device according to claim 1, it is characterised in that: the intubation portion (1) is equipped with around institute
It states first raised (13) of needle (3) and first raised (13) to be connected with the contact pin portion (2), the intubation portion (1) is formed
First annular groove (14) around described first raised (13).
5. a kind of blood collection auxiliary device according to claim 1, it is characterised in that: the contact pin portion (2) is equipped with around institute
Second raised (21) of needle (3) are stated, the contact pin portion (2) forms the second annular groove around described second raised (21)
(22).
6. a kind of blood collection auxiliary device according to claim 5, it is characterised in that: the contact pin portion (2) is along described
Second ring groove (22) extends outward to form extension (4).
7. a kind of blood collection auxiliary device according to claim 6, it is characterised in that: the extension (4) can with it is described
Backshank (33) end flushes or the extension (4) is beyond the backshank (33).
8. a kind of blood collection auxiliary device according to claim 1, it is characterised in that: the needle point (31) has end face
(311), the end face (311) is divided into upper surface (3111) and lower end surface (3112), the upper surface (3111) and the needle body
(32) angle of the angle α (312) formed is greater than the angle β (313) that the lower end surface (3112) and the needle body (32) are formed
Angle.
9. a kind of blood collection auxiliary device according to claim 1, it is characterised in that: spacing zone (11) outer surface is equipped with
A plurality of fin (113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906625.3U CN208259703U (en) | 2017-07-25 | 2017-07-25 | A kind of blood collection auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906625.3U CN208259703U (en) | 2017-07-25 | 2017-07-25 | A kind of blood collection auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208259703U true CN208259703U (en) | 2018-12-21 |
Family
ID=64673099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720906625.3U Expired - Fee Related CN208259703U (en) | 2017-07-25 | 2017-07-25 | A kind of blood collection auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208259703U (en) |
-
2017
- 2017-07-25 CN CN201720906625.3U patent/CN208259703U/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 |
Granted publication date: 20181221 Termination date: 20190725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |