CN203089135U - Disposable safe blood collection device - Google Patents
Disposable safe blood collection device Download PDFInfo
- Publication number
- CN203089135U CN203089135U CN 201220614488 CN201220614488U CN203089135U CN 203089135 U CN203089135 U CN 203089135U CN 201220614488 CN201220614488 CN 201220614488 CN 201220614488 U CN201220614488 U CN 201220614488U CN 203089135 U CN203089135 U CN 203089135U
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- blood
- syringe
- needle
- sticking department
- disposable safe
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Abstract
The utility model discloses a disposable safe blood collection device, which comprises a blood collection needle, a needle cylinder detachably connected with the blood collection needle and an anti-needle stick sheath, wherein the anti-needle stick sheath is a sleeve with an extension end and a tail end, and is sleeved with the needle cylinder in an axial sliding way; the blood collection needle extends out of the extension end of the anti-needle stick sheath in an axial sliding way; a locking part is formed on the sidewall, close to the tail end, of the anti-needle stick sheath; a sliding block is arranged on the sidewall of the end, close to the blood collection needle, of the needle cylinder; and when the sliding block is unidirectionally locked into the locking part, the blood collection needle is completely accommodated in the anti-needle stick sheath. The technical problem that unsafe factors for medical staff are increased due to the fact that protection measures are not taken for a used needle head of a disposable syringe in the prior art is solved, and the disposable safe blood collection device that is safer after being used is provided.
Description
Technical field
This utility model relates to a kind of medical apparatus that is used to take a blood sample, and is specifically related to a kind of disposable safe blood-taking device.
Background technology
A variety of safety blood taking devices are arranged on the existing market, and wherein a kind of is to focus to penetrate, adopt liquid, blood sampling and splendid attire blood function in the blood-taking device of one, very easy to use because of its collection blood, Sheng liquid all need only a device and just can solve, thereby uses extensively.
Chinese patent literature CN2281501Y discloses a kind of multifunctional disposable syringe, it has syringe, and the syringe front end is processed with the pin mouth, is the syringe inlet, pinhead sleeve is contained on the pin mouth, the outside shell-like of syringe needle has pinhead sleeve, pin mouth medicated cap can have brace, is sleeved on pin mouth rear portion, and pin mouth medicated cap endoporus bottom is processed with pin medicated cap core, use hour hands medicated cap core and pin mouth endoporus tight fit mutually, pin mouth medicated cap endoporus sidewall is provided with convex, matches with the groove of the anterior processing of pin mouth, and the pin mouth is used to be locked.The graduation mark marking is used to measure feed liquor and advances blood volume in the syringe side, and passage is arranged at the syringe top, and there is outstanding side in back end of syringe portion, and push rod device is in syringe, and the push rod front end has piston, and the rear portion has handle to be linked into an integrated entity by cross wing limit and piston.
Multifunctional disposable syringe in the above-mentioned patent documentation was enclosed within on the syringe needle by pinhead sleeve before using, use the back syringe needle to separate with syringe, the syringe inlet is sealed with pin mouth medicated cap, but syringe needle there is not any processing, syringe needle after the use is stabbed relevant medical worker easily in destruction, processing and transportation, increase it by the risk of antibacterial in the blood or viral infection.
The utility model content
For this reason; technical problem to be solved in the utility model be disposable syringe of the prior art to the syringe needle after using without any protective measure; increase medical worker's unsafe factor, and then disposable safe blood-taking device safer after a kind of the use is provided.
For solving the problems of the technologies described above, a kind of disposable safe blood-taking device of the present utility model, comprise blood taking needle with the separable syringe that is connected of described blood taking needle, also include anti-acupuncture sheath, it is the sleeve with external part and tail end, described anti-acupuncture sheath and the described syringe fit that endwisely slips, described blood taking needle endwisely slips and stretches out the external part of described anti-acupuncture sheath; Described anti-acupuncture sheath forms sticking department near on the sidewall of tail end; Described syringe is provided with slide block near described blood taking needle one distolateral wall; Described anti-acupuncture sheath is suitable for comprising described blood taking needle when locking described sticking department fully in that described slide block is unidirectional.
Form axially extended axial slide on the described anti-acupuncture sheath sidewall, more close described tail end of the described relatively axial slide of described sticking department and described sticking department communicate with described axial slide.
The both sides of the edge that described axial slide and described sticking department join shift to install the non-return projection towards described sticking department inclination.
The both sides that described sticking department and described axial slide join form the non-return projection in described sticking department respectively.
Described axial slide forms fastening portion near described sticking department one end, but described fastening portion cooperates with described slide block fastening; At described fastening portion and described slide block fastening state, described blood taking needle is completely contained in the described anti-acupuncture sheath.
Described fastening portion is the groove with the suitable circumferential extension of described slide block axial width.
Described slide block is a cam block, and a straight flange of described cam block is towards blood taking needle, and described sticking department is tri-angle-holed, and is suitable with described cam block.
Blood taking needle comprises needle stand, described needle stand and the described syringe socket of needle tubing and fixing described needle tubing.
Described syringe comprises blood sampling syringe and storage blood syringe, described blood sampling syringe one end and described blood taking needle socket, and the described blood sampling syringe other end is connected with described storage blood syringe threaded one end, and described storage blood syringe inner wall sealing is sliding combined with piston; Described piston one end is connected with piston rod, and described piston rod stretches out from the described storage blood syringe other end.
Described piston rod be provided with can with the isolating broken part of described piston.
Technique scheme of the present utility model has the following advantages compared to existing technology,
(1) in disposable safe blood-taking device of the present utility model, anti-acupuncture sheath, it is the sleeve with external part and tail end, described anti-acupuncture sheath and the described syringe fit that endwisely slips, and described blood taking needle endwisely slips and stretches out the external part of described anti-acupuncture sheath; Described anti-acupuncture sheath forms sticking department near on the sidewall of tail end; Described syringe is provided with slide block near described blood taking needle one distolateral wall; Lock described sticking department state in that described slide block is unidirectional, described blood taking needle is completely contained in the described anti-acupuncture sheath, promptly after blood sampling finishes, described blood taking needle rollback is gone in the described anti-acupuncture sheath, and make described slide block lock described sticking department, thereby make blood taking needle in transportation with destroy in the operating process and can not expose externally, thereby provide safer disposable safe blood-taking device after a kind of use.
(2) in disposable safe blood-taking device of the present utility model, described axial slide forms fastening portion near described sticking department one end, but described fastening portion cooperates with described slide block fastening; At described fastening portion and described slide block fastening state, described blood taking needle is completely contained in the described anti-acupuncture sheath, promptly described blood taking needle makes it health more in described anti-acupuncture sheath before described safety blood taking device uses, and also can not scratch the medical worker before using.
(3) in disposable safe blood-taking device of the present utility model, described syringe comprises blood sampling syringe and storage blood syringe, described blood sampling syringe one end and described blood taking needle socket, the described blood sampling syringe other end is connected with described storage blood syringe threaded one end, and a piston and described storage blood syringe inner wall sealing are slidingly matched; Be connected with piston rod with described piston, described piston rod stretches out from the described storage blood syringe other end, and after blood sampling finished, described storage blood syringe separated with described blood sampling syringe, and described storage blood syringe can play the effect of storage blood by the seal cover sealing of threaded engagement with it.
(4) in disposable safe blood-taking device of the present utility model, described piston rod be provided with can with the isolating broken part of described piston, thereby after blood sampling finished, described piston rod fractureed, stop described blood-taking device and be used again, thereby safer, health.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, this utility model is described in further detail, wherein below
Fig. 1 is the structure explosive view of disposable safe blood-taking device described in the utility model;
Fig. 2 is the structural representation that slide block described in the disposable safe blood-taking device described in the utility model snaps in described fastening portion;
Fig. 3 is the structural representation that slide block snaps in described sticking department described in the disposable safe blood-taking device described in the utility model;
Fig. 4 is the structural representation after storage blood syringe described in the disposable safe blood-taking device described in the utility model and described piston rod fracture.
Reference numeral is expressed as among the figure: 1-blood taking needle, 2-syringe, the 21-syringe of taking a blood sample, 22-storage blood syringe, 23-slide block, the 3-piston, 4-prevents acupuncture sheath, 41-external part, 42-tail end, 43-sticking department, 44-non-return projection, 45-fastening portion, 46-axial slide, 5-piston rod, 51-broken part.
The specific embodiment
Fig. 1-4 is depicted as the blood-taking device of disposable safe described in the present embodiment, comprises blood taking needle 1, and described blood taking needle 1 comprises the needle stand of needle tubing and fixing described needle tubing, described needle stand and 2 sockets of described syringe; With with the described blood taking needle 1 separable syringe that is connected 2, be that needle stand cooperates with described syringe socket, described syringe 2 comprises blood sampling syringe 21 and storage blood syringe 22, the needle stand socket of described blood sampling syringe 21 1 ends and described blood taking needle 1, described blood sampling syringe 21 other ends are connected with described storage blood syringe 22 threaded one ends, and described storage blood syringe 22 inner wall sealings are sliding combined with piston 3; Described piston 3 one ends are connected with piston rod 5, and described piston rod 5 stretches out from described storage blood syringe 22 other ends; Also include anti-acupuncture sheath 4, it is the sleeve with external part 41 and tail end 42, described anti-acupuncture sheath 4 and described syringe 2 fit that endwisely slips, and described blood taking needle 1 axially stretches out described anti-acupuncture sheath 4 fully by the external part 41 of described anti-acupuncture sheath 4; Described anti-acupuncture sheath 4 forms sticking department 43 near on the sidewall of tail end 42; Described syringe 2 is provided with slide block 23 near described blood taking needle 1 one distolateral walls; Lock described sticking department 43 states in that described slide block 23 is unidirectional, described blood taking needle 1 is completely contained in the described anti-acupuncture sheath 4.Form axially extended axial slide 46 on anti-acupuncture sheath 4 sidewalls described in the present embodiment, more close described tail end 42 of the described relatively axial slide 46 of described sticking department 43 and described sticking department 43 communicate with described axial slide 46, and described slide block 23 slides relatively along described axial slide 46 also can lock described sticking department 43.The both sides that described sticking department 43 and described axial slide 46 join form the non-return projection 44 in described sticking department 43 respectively.Described axial slide 46 forms fastening portion 45 near described sticking department 43 1 ends, but described fastening portion 45 cooperates with described slide block 23 fastenings; At described fastening portion 45 and described slide block 23 fastening states, described blood taking needle 1 is completely contained in the described anti-acupuncture sheath 4.Described fastening portion 45 is the groove with the suitable circumferential extension of described slide block 23 axial widths.Described slide block 23 is a cam block, and a straight flange of described cam block is towards blood taking needle 1, and described sticking department 43 is tri-angle-holed, and is suitable with described cam block; Described piston rod 5 be provided with can with described piston 3 isolating broken parts 51.
As disposable embodiment, both sides of the edge that described axial slide 46 and described sticking department 43 join are set in the present embodiment shift to install the non-return projection 44 that tilts towards described sticking department 43.
The use of the described disposable safe blood-taking device of present embodiment is as follows:
Before the blood sampling, the described slide block 23 of described disposable safe blood-taking device is stuck in fastening portion 45;
During use, rotate described syringe 2 and make described slide block 23 break away from fastening with described fastening portion 45, promote described syringe 2 to described external part and stretch out from external part 41 and take a blood sample;
After the blood sampling, make described slide block 23 snap in sticking department 43 along described axial slide 46 pullings in the other direction, because of sticking department 43 is unidirectional setting, therefore, in case described slide block 23 can not carry out reverse operating after snapping in described sticking department 43 again; Rotate described blood sampling syringe 21 and described storage blood syringe 22, described blood sampling syringe 21 is separated with described storage blood syringe 22, with the described blood sampling syringe 21 of plug seal that cooperates with described blood sampling syringe 21, and the described piston rod 5 that fractures, described piston rod 5 is separated with described piston 3, thereby finish the collection and the storage of blood.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (10)
1. disposable safe blood-taking device, comprise blood taking needle (1) with the separable syringe that is connected of described blood taking needle (1) (2), it is characterized in that, also include anti-acupuncture sheath (4), it is for having the sleeve of external part (41) and tail end (42), described anti-acupuncture sheath (4) and described syringe (2) fit that endwisely slips, the external part (41) that described blood taking needle (1) endwisely slips and stretches out described anti-acupuncture sheath (4); Described anti-acupuncture sheath (4) forms sticking department (43) near on the sidewall of tail end (42); Described syringe (2) is provided with slide block (23) near described blood taking needle (1) one distolateral wall; Described anti-acupuncture sheath (4) is suitable for comprising described blood taking needle (1) when locking described sticking department (43) fully in that described slide block (23) is unidirectional.
2. according to the described disposable safe blood-taking device of claim 1, it is characterized in that, form axially extended axial slide (46) on described anti-acupuncture sheath (4) sidewall, more close described tail end of the described relatively axial slide of described sticking department (43) (46) (42) and described sticking department (43) communicate with described axial slide (46).
3. according to the described disposable safe blood-taking device of claim 2, it is characterized in that the both sides of the edge that described axial slide (46) and described sticking department (43) join shift to install the non-return projection (44) towards described sticking department (43) inclination.
4. according to the described disposable safe blood-taking device of claim 2, it is characterized in that the both sides that described sticking department (43) and described axial slide (46) join form the non-return projection (44) in described sticking department (43) respectively.
5. according to the arbitrary described disposable safe blood-taking device of claim 2-4, it is characterized in that, described axial slide (46) forms fastening portion (45) near described sticking department (43) one ends, and described fastening portion (45) cooperates with described slide block (23) but fastening; At described fastening portion (45) and described slide block (23) fastening state, described blood taking needle (1) is completely contained in the described anti-acupuncture sheath (4).
6. according to the described disposable safe blood-taking device of claim 5, it is characterized in that described fastening portion (45) is the groove with the suitable circumferential extension of described slide block (23) axial width.
7. according to the described disposable safe blood-taking device of claim 6, it is characterized in that described slide block (23) is a cam block, a straight flange of described cam block is towards blood taking needle (1), described sticking department (43) is tri-angle-holed, and is suitable with described cam block.
8. according to claim 1-4,6,7 arbitrary described disposable safe blood-taking devices, it is characterized in that described blood taking needle (1) comprises needle stand, described needle stand and described syringe (2) socket of needle tubing and fixing described needle tubing.
9. described according to Claim 8 disposable safe blood-taking device, it is characterized in that, described syringe (2) comprises blood sampling syringe (21) and storage blood syringe (22), described blood sampling syringe (21) one ends and described blood taking needle (1) socket, described blood sampling syringe (21) other end is connected with described storage blood syringe (22) threaded one end, and described storage blood syringe (22) inner wall sealing is sliding combined with piston (3); Described piston (3) one ends are connected with piston rod (5), and described piston rod (5) stretches out from described storage blood syringe (22) other end.
10. according to the described disposable safe blood-taking device of claim 9, it is characterized in that, described piston rod (5) be provided with can with the isolating broken part of described piston (3) (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614488 CN203089135U (en) | 2012-11-20 | 2012-11-20 | Disposable safe blood collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614488 CN203089135U (en) | 2012-11-20 | 2012-11-20 | Disposable safe blood collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203089135U true CN203089135U (en) | 2013-07-31 |
Family
ID=48840589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220614488 Expired - Fee Related CN203089135U (en) | 2012-11-20 | 2012-11-20 | Disposable safe blood collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203089135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771079A (en) * | 2019-03-05 | 2019-05-21 | 高爱文 | A kind of continuous syringe of animal doctor |
-
2012
- 2012-11-20 CN CN 201220614488 patent/CN203089135U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109771079A (en) * | 2019-03-05 | 2019-05-21 | 高爱文 | A kind of continuous syringe of animal doctor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20151120 |
|
| EXPY | Termination of patent right or utility model |