CN1463760A - Multifunctional safety vacuum blood drawing ergonomic syringe - Google Patents
Multifunctional safety vacuum blood drawing ergonomic syringe Download PDFInfo
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- CN1463760A CN1463760A CN 02124335 CN02124335A CN1463760A CN 1463760 A CN1463760 A CN 1463760A CN 02124335 CN02124335 CN 02124335 CN 02124335 A CN02124335 A CN 02124335A CN 1463760 A CN1463760 A CN 1463760A
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- syringe
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- needle
- blood drawing
- vacuum blood
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Abstract
The multifunctional safe phlebotomizing syringe includes one hollow needle tube with one eccentric opening in the top and one guide slot in the side, one inner sleeve inside the needle tube with one pressing board and one needle seat, and one double-L shaped needle fixed to the inner sleeve with lower tip in the axis of the needle tube. The present invention may be combined with one vacuum blood sampling cup, and by means of the said structure the needle may be fixed inside the needle tube or detached conveniently to protect medical staff and protect environment.
Description
[technical field]
The present invention relates to a kind of blood drawing syringe, refer to a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering especially.
[background of invention]
For the general curative institutes, carry out the hemanalysis check at the patient, by to the analysis of blood why to understand pathogenic bacteria that the patient was infected or disease, whether the physiological function with this human body is normal, the general frequent work of real genus, so after the patient being carried out the end of blood drawing process, the healthcare givers often needs pin is covered the back stitching head, often cause medical personnel accidentally will prick oneself in this action of covering back, increase the probability that medical personnel infect fatal disease, the selection of the instrument of therefore drawing blood just seems especially important.
In addition, because syringe and syringe needle are to adopt unlike material to be made, on the one hand because syringe needle is to be sharp-pointed article, in the recovery of Biohazard Waste, must separate recovery with syringe, the healthcare givers needs to reverse syringe needle with hands after covering the back stitching lid traditionally, and syringe needle is put in recovery cylinder, also allow the healthcare givers be under the dangerous situation in this process, also cause the infection of disease easily because of the problem of handling syringe needle.
Therefore how at above-mentioned known blood drawing syringe, in the blood drawing operating process, shortcoming because of lid back stitching lid and processing syringe needle, a kind of novel solution is proposed, design a kind of after blood drawing is finished, need not cover the back stitching lid, and when syringe needle reclaims, can unload the safety blood drawing syringe of syringe needle easily, be the difficulty place that medical practitioner eagerly looks forward to and human desires row of the present invention solves for a long time always, and the inventor is based on engaging in correlational study for many years, exploitation and the practical experience of selling, it is the idea of thinking and improveing, through design in many ways, inquire into, after studying sample and improvement, work out a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, to solve the above problems.
[summary of the invention]
Main purpose of the present invention is providing a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it mainly is that guide groove appropriate location on the syringe lateral wall is provided with a sloped position notch, when push plate is mobile backward, setting because of this sloped position notch, needle section can be in the skewed indentation syringe, causes danger to prevent that syringe needle from exposing.
Secondary objective of the present invention is to provide a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, its guide groove the place ahead in the sloped position notch is provided with a plurality of sawtooth portion, after push plate moves to the sloped position notch backward, guarantee that needle section is fixed in the syringe and can move forward.
Another object of the present invention is to provide a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, its needle holder is to be fixed on the interior body, utilize a push plate easily needle holder to be unloaded, issuable danger when avoiding the healthcare givers to pull out syringe needle, and be beneficial to the recovery of syringe needle.
The present invention provides a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, respectively on the syringe top and side one opening and a guide groove are set respectively, the sliding fixing interior body of pressing plate and needle stand of establishing, and be provided with a sloped position notch at this guide groove appropriate location, with after finishing blood drawing with the syringe needle strong fix in syringe or unload needle stand.
Under an above-mentioned total inventive concept, the present invention can realize by following concrete technical scheme:
1, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe, be to be a hollow cylinder, this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, this guide groove front end be provided with one with the vertical directed sliding ditch of this guide groove, and be provided with a sloped position notch at this guide groove appropriate location, wherein the width of this sloped position notch is greater than the width of this guide groove; Body in one is to be arranged in this syringe, in this vertical end face of body radially an end be provided with a U type opening, with respect to this U type opening radially an end then be provided with an elongated opening; One needle stand, it is the U type opening of being located at body in this, wherein this needle stand surface one end is provided with a protruding seat, on this protruding seat, run through and be provided with a guide hole, set firmly a ㄣ type needle body in this guide hole, and the following needle point of this needle body is positioned at this syringe central interior axis place, and this needle stand surface other end then is provided with a buckle; And a push plate, be with this in the rectangular opening of body affixed, be the aspect that an end face is connected with a guide rod, an end that is connected with guide rod with respect to this end face is provided with a holding section.
2, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe, be to be a hollow cylinder, this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, be provided with a sloped position notch at this guide groove appropriate location, wherein the width of this sloped position notch is greater than the width of this guide groove; And body in, be to be arranged in this syringe, should in body top eccentric part be provided with a protruding seat that protrudes in this syringe opening, these protruding seat central authorities run through and are provided with a guide hole, one ㄣ type needle body is positioned in this guide hole, the following needle point of this needle body then is positioned at this cover central axial line place, and body lateral wall then is provided with a push plate that is positioned this guide groove in this.
3, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe is to be a hollow cylinder, and this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, this guide groove front end be provided with one with the vertical directed sliding ditch of this guide groove; Body in one is to be arranged in this syringe, in this vertical end face of body radially an end be provided with a U type opening, with respect to this U type opening radially an end then be provided with an elongated opening; An and needle stand, it is the U type opening of being located at body in this, wherein this needle stand surface one end is provided with a protruding seat, on this protruding seat, run through and be provided with a guide hole, set firmly a ㄣ type needle body in the guide hole, and the following needle point of this needle body is positioned at this syringe central interior axis place, and this needle stand surface other end then is provided with a buckle; And a push plate, be with this in the rectangular opening of body affixed, be the aspect that an end face is connected with a guide rod, an end that is connected with guide rod with respect to this end face is provided with a holding section.
The invention provides a kind of can be in syringe with the syringe needle strong fix, and be suitable for the blood drawing syringe of syringe needle commonly used and vacuum blood collection cup.
Following spy illustrates the present invention with specific embodiment, and makes and have the knack of this method person and can consider the description of this example in light of actual conditions and obtain enough knowledge and implement according to this; But below be so that method feature of the present invention to be described than specific embodiment, but technical scope of the present invention is not subjected to the restriction of the following example.
[description of drawings]
Fig. 1 is a schematic appearance of the present invention.
Fig. 2 is body, needle stand and pressing plate partial enlarged drawing in the present invention.
Fig. 3 is an outward appearance cutaway view of the present invention.
Operation chart when Fig. 4 draws blood for the present invention.
Fig. 5 A, 5B and 5C are the sketch map of needle stand retraction syringe of the present invention.
Fig. 6 A, 6B break away from the action sketch map of needle stand for the present invention
Fig. 7 breaks away from the operation chart of needle stand for the present invention.
[specific embodiment]
See also Fig. 1, be to be schematic appearance of the present invention, the present invention comprises a hollow syringe 10, one interior body 20, a needle stand 30 and a push plate 40, wherein these syringe 10 top discs 11 off-centre are provided with an opening 12, these syringe 10 outer wall sides are provided with an elongated guide groove 14, be provided with two ear shape fins 16 in addition in syringe 10 bottoms, grip syringe 10 during for blood drawing; These guide groove 14 front ends are offered the sliding ditch 147 of orientation of a suitable length, wherein should orientation the direction that is provided with of sliding ditch 147 be vertical with guide groove 14, in addition in syringe 10 fins 16 1 ends, be provided with a sloped position notch 141 in guide groove 14, at the place ahead of this sloped position notch 141 guide groove 14 a plurality of sawtooth portion 143 is set, and, a holding section 145 is set then at the rear of this sloped position notch 141 guide groove 14.
Please cooperate and consult Fig. 2, be to be body in the present invention, needle stand and pressing plate partial enlarged drawing, be provided with body 20 in this syringe 10, it also is the hollow cylinder aspect, and should be slightly less than syringe 10 internal diameters by interior body 20 external diameters, should be provided with a U type opening 24 by interior body 20 vertical discs 22, with respect to this U type opening 24 radially an end then be provided with an elongated opening 26, and each ring is established a guide groove 241 in this U type opening 24 and elongated opening 26,261, fixedly needle stand 30 and push plate 40 of two guide grooves whereby, the cylindrical shell root edge of body 20 is provided with more than one fluting 29 in addition in this in addition, so that should can keep suitable elasticity by interior body 20 lower edges.
Wherein this needle stand 30 is U type openings 24 of being located at body 20 in this, wherein in the opening 12 of these syringe 10 eccentric parts, the corresponding protruding seat 32 that is provided with in needle stand 30 surfaces, affixed for needle section 31, run through in these protruding seat 32 body center and to be provided with a guide hole 321, set firmly a ㄣ type needle body 38 in this guide hole 321, and the following needle point 381 of this needle body 38 is positioned at this syringe 10 central interior axis places, these needle stand 30 surperficial other ends and push plate 40 contacted ends then are provided with a buckle 39; This push plate 40 is the aspects that are connected with a guide rod 44 for an end face 42, wherein the width of this guide rod 44 is suitable with the width of guide groove 14, and one raised line 46 is set in these guide rod 44 both sides peripheries, guide rod 44 fixes with the guide groove 261 of this raised line 46 with the elongated opening 26 of interior body 20, an end that is connected with guide rod 44 with respect to this end face 42 in addition is provided with the buckle 39 mutual knots of buckleing of a holding section 48 and above-mentioned needle stand 30.
As shown in Figure 3, and in this syringe 10, interior body 20 rears are provided with a vacuum blood collection cup 50 in addition, the elastic pipe close 52 of this then sheathed tool of vacuum blood collection cup 50 top opening parts, wherein this vacuum blood collection cup 50 can be vacuum blood collection cup commonly used on the market.
See also Fig. 4, it is operation chart of the present invention, the present invention is when drawing blood action, mainly be earlier needle section 31 to be thrust in patient's the blood vessel, then vacuum blood collection cup 50 is passed to the following needle point 381 of the needle body 38 of syringe 10 inside, make this time needle point 381 pierce through the pipe close 52 of vacuum blood collection cup 50, can utilize the vacuum state in the blood sampling cup, automatically the blood with the patient is collected in the vacuum blood collection cup 50 via the guide hole 321 and the needle body 38 of blood vessel through needle section 31, needle stand 30, reaches the purpose of blood drawing.
See also Fig. 5 A, because guide rod 44 width of pressing plate 40 are suitable with guide groove 14 width of syringe 10, after blood drawing is finished, can push this push plate 40 drive backward in body 20 move (shown in Fig. 5 B) to syringe 10 rear ends, move to sloped position notch 141 up to push plate 40, because the design of this sloped position notch 141, can make guide rod 44 be absorbed in this sloped position notch 141, interior body 20 is positioned syringe 10 rear ends, allow the needle section 31 that is fixed on the needle stand 30 crooked indirectly, skew needle section 31 slips into the path of syringe 10, with the danger (shown in Fig. 5 C) of avoiding medical personnel to be pricked by syringe needle.
Because of the guide groove 14 of sloped position notch 141 front ends is provided with a plurality of sawtooth portion 143, can prevent push plate 40 to front slide, move after further guaranteeing and crookedly can not pass syringe 10 forward with regard to localized needle section 31; In addition a bonnet 18 can be set in syringe 10 rear ends; on the one hand can be when syringe 10 use; the cleaning of protection syringe needle; finish in blood drawing on the other hand; pass push plate 40 backward to sloped position notch 141; cover bonnet 18 and cooperate holding section 145, a step is fixed on sloped position notch 141 with push plate 40 again, so that needle section 31 fully positively is fixed in the syringe 10.
After blood drawing is finished, except push plate 40 being pushed into sloped position notch 141, crooked to syringe 10 so that contract in the needle section 31, for in response to the environmental issue of day by day paying attention to, the present invention also can handle needle stand 30 and syringe 10 separate collections, consult Fig. 6 A, it is the action sketch map that the present invention breaks away from needle stand, because the holding section 48 of push plate 40 and 39 designs of the buckle of needle stand 30, and through the raised line 46 on push plate 10 and the needle stand 30,34 structures, can be stable be fixed on the interior body 20, after blood drawing is finished, as long as promote push plate 40 (shown in Fig. 6 B) to the right, body 20 turns clockwise in driving, and the end face 42 of pushing push plate 40 again can unload needle stand 30, directly needle stand 30 is collected into recovery cylinder (as shown in Figure 7) together with needle section 31, and should orientation the setting of sliding ditch 147 also can be located at the left side of guide groove 14, the relevant operation just direction with above-mentioned is opposite.
See also shown in Figure 1ly again, establish at least one ridge 19 at syringe inwall appropriate location ring, and with respect to this ridge 19, body 20 also be provided with at least one hole 28 in this so that should in body 20 be positioned this syringe 10 top ends, and unlikely downward bias slippage is moving.
Because when push plate 40 is positioned at sliding ditch 147 left ends of orientation on the syringe 10, because of protruding seat 32 1 ends of needle stand 30 are replaced by a baffle plate 123 of syringe 10 openings 12, therefore in the push plate 40 that do not move to right, can't push and unload needle stand 30, and be provided with a salient point 149 at sliding ditch 147 appropriate locations of the orientation of this syringe 10, must overcome supporting of this salient point 149 during the push plate 40 that promptly moves to right, body 20 in could driving, so that needle stand 30 moves to recess 121 places of syringe 10 openings 12, push the salient point 33 that push plate 40 overcomes needle stand 30 peripheries again, can unload needle stand 30 easily.
Therefore the present invention utilizes the design of the sloped position notch on the guide groove, the sawtooth portion on the cooperation guide groove and the rear cover structure of holding section and syringe, and crooked being fixed in the syringe that can sharp-pointed syringe needle is stable fully guaranteed the safety of healthcare givers when the blood drawing operation; Moreover, utilize the positioning runner design of syringe front end guide groove, can separate the needle stand and the syringe that have syringe needle easily, not only exempt the danger that blood drawing syringe commonly used needs to remove with hand-lifting syringe needle, on reclaiming, resource fully accomplishes the work of classification.
On the other hand, because needle section is to take separate design with needle stand, can be because of the syringe needle of the suitable size of needs (as the baby is drawn blood) displacement, can continue to use existing syringe needle, because the following needle point of ㄣ type needle body is to be positioned at syringe central axial line place, also can use existing commercially available vacuum blood collection cup, in other words in addition, syringe needle used in the present invention and vacuum blood collection cup are neither need offer mould separately, saves relevant production cost greatly.
Only the above, it only is a preferred embodiment of the present invention, be not to be used for limiting scope of the invention process, the equalization of doing according to the described shape of technical solution of the present invention scope, structure, feature and spirit changes and modifies such as, all should be included in the technical scheme scope of the present invention.
Claims (15)
1, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe, be to be a hollow cylinder, this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, this guide groove front end be provided with one with the vertical directed sliding ditch of this guide groove, and be provided with a sloped position notch at this guide groove appropriate location, wherein the width of this sloped position notch is greater than the width of this guide groove; Body in one is to be arranged in this syringe, in this vertical end face of body radially an end be provided with a U type opening, with respect to this U type opening radially an end then be provided with an elongated opening; One needle stand, it is the U type opening of being located at body in this, wherein this needle stand surface one end is provided with a protruding seat, on this protruding seat, run through and be provided with a guide hole, set firmly a ㄣ type needle body in this guide hole, and the following needle point of this needle body is positioned at this syringe central interior axis place, and this needle stand surface other end then is provided with a buckle; And a push plate, be with this in the rectangular opening of body affixed, be the aspect that an end face is connected with a guide rod, an end that is connected with guide rod with respect to this end face is provided with a holding section.
2, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 1, the opening that it is characterized in that this syringe is provided with a baffle plate in addition and supports this needle stand, and on the sliding ditch of the orientation of this syringe a salient point is set.
3, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 1, it is characterized in that this guide groove before the sloped position notch of this syringe is provided with a plurality of sawtooth portion, this guide groove behind the sloped position notch of this syringe further is provided with a holding section, and the bottom of this syringe is provided with a bonnet.
4, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 1 is characterized in that this syringe front inner wall appropriate location is provided with at least one ridge, at the anchor ring of interior body at least one hole is set with respect to the position of this ridge.
5, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 1, it is characterized in that this needle stand periphery is provided with a raised line, the U type opening that is somebody's turn to do interior body with respect to this raised line position then is provided with a guide groove, and on this raised line of this needle stand periphery at least one salient point is set.
6, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 1 is characterized in that the guide rod periphery of this push plate is provided with a raised line, with respect to this raised line position should in the elongated opening of body one guide groove then is set.
7, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe, be to be a hollow cylinder, this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, be provided with a sloped position notch at this guide groove appropriate location, wherein the width of this sloped position notch is greater than the width of this guide groove; And body in, be to be arranged in this syringe, should in body top eccentric part be provided with a protruding seat that protrudes in this syringe opening, these protruding seat central authorities run through and are provided with a guide hole, one ㄣ type needle body is positioned in this guide hole, the following needle point of this needle body then is positioned at this cover central axial line place, and body lateral wall then is provided with a push plate that is positioned this guide groove in this.
8, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 7, it is characterized in that this syringe inwall appropriate location ring establishes at least one ridge, and also be provided with at least one hole with respect to this ridge body in this, so that should be positioned this syringe top end by interior body, and unlikely downward bias slippage is moving.
9, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 7 is characterized in that being provided with in addition a plurality of sawtooth portion on the guide groove above this sloped position notch.
10, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 7 is characterized in that further the guide groove in this sloped position notch rear is provided with a holding section, and is provided with a bonnet in this syringe bottom.
11, a kind of multifunctional safety vacuum blood drawing syringe that meets human engineering, it is characterized in that comprising: a syringe is to be a hollow cylinder, and this syringe top has an eccentric opening that is provided with, and this syringe side is provided with a guide groove, this guide groove front end be provided with one with the vertical directed sliding ditch of this guide groove; Body in one is to be arranged in this syringe, in this vertical end face of body radially an end be provided with a U type opening, with respect to this U type opening radially an end then be provided with an elongated opening; An and needle stand, it is the U type opening of being located at body in this, wherein this needle stand surface one end is provided with a protruding seat, on this protruding seat, run through and be provided with a guide hole, set firmly a ㄣ type needle body in the guide hole, and the following needle point of this needle body is positioned at this syringe central interior axis place, and this needle stand surface other end then is provided with a buckle; And a push plate, be with this in the rectangular opening of body affixed, be the aspect that an end face is connected with a guide rod, an end that is connected with guide rod with respect to this end face is provided with a holding section.
12, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 11, the opening that it is characterized in that this syringe is provided with a baffle plate in addition and supports this needle stand.
13, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 11 is characterized in that on the sliding ditch of orientation of this syringe a salient point being set.
14, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 11, it is characterized in that this needle stand periphery is provided with a raised line, the U type opening that is somebody's turn to do interior body with respect to this raised line position then is provided with a guide groove, and at least one salient point is set on this raised line.
15, the multifunctional safety vacuum blood drawing syringe that meets human engineering according to claim 11 is characterized in that the guide rod periphery of this push plate is provided with a raised line, with respect to this raised line position should in the elongated opening of body one guide groove then is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02124335 CN1262316C (en) | 2002-06-19 | 2002-06-19 | Multifunctional safety vacuum blood drawing ergonomic syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02124335 CN1262316C (en) | 2002-06-19 | 2002-06-19 | Multifunctional safety vacuum blood drawing ergonomic syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1463760A true CN1463760A (en) | 2003-12-31 |
| CN1262316C CN1262316C (en) | 2006-07-05 |
Family
ID=29743799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02124335 Expired - Fee Related CN1262316C (en) | 2002-06-19 | 2002-06-19 | Multifunctional safety vacuum blood drawing ergonomic syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1262316C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD669170S1 (en) | 2011-03-28 | 2012-10-16 | 3M Innovative Properties Company | Dental syringe |
| WO2014019201A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Syringe type vacuum blood collector |
| WO2014019198A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Syringe type vacuum blood collector with protective needle tip |
| WO2014019200A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Indwelling needle with syringe type vacuum blood collector |
| US8647115B2 (en) | 2009-02-13 | 2014-02-11 | 3M Innovative Properties Company | Syringes for dispensing multi-component material |
| CN103892846A (en) * | 2012-12-27 | 2014-07-02 | 汪贤宗 | Safety blood lancet sleeve |
| CN105664304A (en) * | 2014-11-20 | 2016-06-15 | 周玉堂 | Safe needle holder group and replaceable base thereof |
-
2002
- 2002-06-19 CN CN 02124335 patent/CN1262316C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8647115B2 (en) | 2009-02-13 | 2014-02-11 | 3M Innovative Properties Company | Syringes for dispensing multi-component material |
| USD669170S1 (en) | 2011-03-28 | 2012-10-16 | 3M Innovative Properties Company | Dental syringe |
| WO2014019201A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Syringe type vacuum blood collector |
| WO2014019198A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Syringe type vacuum blood collector with protective needle tip |
| WO2014019200A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Indwelling needle with syringe type vacuum blood collector |
| CN104470439A (en) * | 2012-08-02 | 2015-03-25 | 张建铭 | Indwelling needle with syringe type vacuum blood collector |
| CN104470438A (en) * | 2012-08-02 | 2015-03-25 | 张建铭 | Syringe type vacuum blood collector |
| CN104470432A (en) * | 2012-08-02 | 2015-03-25 | 张建铭 | Syringe type vacuum blood collector with protective needle tip |
| CN104470438B (en) * | 2012-08-02 | 2017-01-25 | 张建铭 | Syringe type vacuum blood collector |
| CN103892846A (en) * | 2012-12-27 | 2014-07-02 | 汪贤宗 | Safety blood lancet sleeve |
| CN105664304A (en) * | 2014-11-20 | 2016-06-15 | 周玉堂 | Safe needle holder group and replaceable base thereof |
| CN105664304B (en) * | 2014-11-20 | 2019-12-13 | 周玉堂 | Safety needle holder set and replaceable base thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1262316C (en) | 2006-07-05 |
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