CN102188252B - The disposable safe hemostix of convenient use - Google Patents
The disposable safe hemostix of convenient use Download PDFInfo
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- CN102188252B CN102188252B CN201110060314.7A CN201110060314A CN102188252B CN 102188252 B CN102188252 B CN 102188252B CN 201110060314 A CN201110060314 A CN 201110060314A CN 102188252 B CN102188252 B CN 102188252B
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- needle holder
- paracentesis
- overcoat
- needle
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Abstract
The present invention by gum cover, wear a bottle pin, Capsule, Paracentesis needle holder, puncture needle, spring and overcoat and form.With the positive Paracentesis needle holder of hand push during use, and then the handle promoted on Paracentesis needle holder, puncture needle is stretched out forward from overcoat, until the handle on Paracentesis needle holder engages with the button platform put outward, now define one by puncture needle, Paracentesis needle holder, Capsule, wear bottle needle tubing seat and wear centre fissare " Z " shape that bottle pin forms and to take a blood sample passage, can take a blood sample under the effect of negative pressure blood-taking tube.When blood sampling terminate and after puncture needle is extracted in patient body, the handle on Paracentesis needle holder is pulled with hands, engaging between handle with overcoat is removed, now, due to the inclined-plane on Paracentesis needle holder and spring and the tilting action putting slotted eye bottom surface outward, Paracentesis needle holder deflects when getting back to product export state, the needle point of puncture needle is pointed to depart from the outer circular hole that puts and can not arbitrarily stretch out again.
Description
Technical field
The present invention relates to a kind of medical hemostix, is a kind of disposable safe hemostix with the convenient use of blood collection function.
Technical background
The disposable safe hemostix of convenient use of the present invention is mainly used for medical object, by puncture technique, by the Blood specimen collection of patient in specific container, chemical examination and disease therapy process in, playing huge effect, is indispensable diagnosis and treatment utensil.But, along with nature advancing of disease and the variation of virus, antibacterial, the cross infection occurred with blood or bioresorbable and pathophoresis are on the rise, and (as: drug addict is to the common of instrument used for injection or reuse, cause the bamboo telegraph of disease, be exactly in addition in daily medical act, the nosocomial infection that entry needle causes the pricking wound of medical personnel is also very serious, even causes the transmissions of disease such as AIDS, hepatitis B, hepatitis C).The disposable requirement of the medical appliance (syringe, hemostix etc.) with puncture function is risen to the laws and regulations requirement of various countries.And World Health Organization (WHO) (WHO) has also strictly regulated safety injection (puncture) three elements: 1, harmless to user; 2, harmless to receiver (patient); 3, environmental sound; At present; mostly the hemostix of Clinical practice is plain edition hemostix (substantially not having security feature); after completing the object gathering patient blood, the safeguard protection to puncture needle on hemostix can not be realized, there is the risk of stabbing medical personnel or refuse treatment people.For the requirement enabling hemostix meet safe handling, scientific worker has carried out a large amount of research work, disclose a large amount of technical schemes, disclosed in Patent Office of the People's Republic of China, more than 1000 parts relate in the patent of blood sampling, that have typical meaning is ZL:200610117439.8, ZL:200910304650.4 and ZL:00811508.7, this several scheme is all utilize spring to be recovered to by the blood taking needle after use in a blood sampling overcoat, although can both the solution deficiency of common hemostix in safeguard protection now in various degree, but, because the technical thought of each scheme is different, structure is different, all there is following deficiency:
1, hemostix is direct and blood taking tube is made of one, and outwardly like progressive, in fact can not adapt to the operational requirements once gathering multitube blood preparation.
2, the startup that employing special-purpose member (inner-outer sleeve or fixing back-up ring) realizes puncture needle protection act is all needed, so, complex structure.
3, all need to protect again untapped puncture needle, namely increase the constituent components of apparatus, increase again the operation link that medical personnel remove puncture needle protective cap.
So domestic at present also do not have the technical scheme that a kind of structure is more simple, manufacture is more prone to and operate single use hemostix to be more easily disclosed.
Summary of the invention
The disposable safe hemostix of the convenient use of the present invention by gum cover, wear a bottle pin, Capsule, Paracentesis needle holder, puncture needle, spring and overcoat and form.Wherein, that wears that bottle pin is bonded in overcoat wears on bottle needle stand, gum cover is contained in wear on bottle needle stand and will wear a bottle pin and covers, Capsule is contained on the transverse tube on Paracentesis needle holder, puncture needle is bonded on the puncture needle base on Paracentesis needle holder, and spring housing is outer and be placed in space in overcoat with Capsule, Paracentesis needle holder together with puncture needle at puncture needle.During use, first with the positive Paracentesis needle holder of hand push, and then the handle promoted on Paracentesis needle holder, puncture needle is stretched out forward from overcoat, until the groove on Paracentesis needle holder engages with the button platform put outward, now spring is compressed, Capsule, Paracentesis needle holder and puncture needle assembly and overcoat keep relative stability, transverse tube on Paracentesis needle holder and the transverse tube worn on bottle needle stand clip Capsule and align closely sealed, Procedures of blood-collection can start, when blood sampling terminate and after puncture needle is extracted in patient body, the handle on Paracentesis needle holder is pulled with hands, engaging between handle with overcoat is removed, now, Paracentesis needle holder, Capsule and puncture needle assembly are moved back under the effect of spring-return power, and get back to completely in the inner chamber of overcoat, simultaneously, due to the inclined-plane on Paracentesis needle holder and spring and the tilting action putting slotted eye bottom surface outward, Paracentesis needle holder deflects when getting back to product export state, the needle point of puncture needle pointed to depart from the outer circular hole that puts and can not arbitrarily stretch out again.
In the present invention program, owing to have employed unique design route, make blood collecting puncture needle be positioned at hemostix to keep to the side side, be beneficial to puncture working during blood sampling, on tectonic sieving, owing to have employed novel collapsible circuit design, apparatus is made to have a small and exquisite figure in use with in accumulating, not only be beneficial to attractive in appearance but also be beneficial to use, also expand the structure function of overcoat simultaneously, make its before use with use after can to its protective effect of puncture needle, in addition, also because the present invention is limiting the technology of stretching out to the protection of puncture needle have employed deflection angle, make in unexpected maloperation situation, puncture needle can not be made to protrude from overcoat, thus acupuncture can be avoided to accidentally injure.So the present invention has broken the consistent design philosophy in traditional hemostix field, optimizes the structural design of hemostix, achieve the safeguard protection of hemostix and meet the requirement of rule of operation, its advantage applies has existed:
● expand the using function of original overcoat.
● small and exquisite configuration is beneficial to blood sampling operation.
● achieve the security function of apparatus, avoid acupuncture and accidentally injure.
● simplify the operation sequence of apparatus.
Technical characteristic of the present invention is the technical scheme breaching existing all hemostixes, has obvious novelty.Apply product of the present invention, its safety and effectiveness is good, and use simple operation, type grace is small and exquisite, meets Clinical practice working specification, for clinical medical and nursing worker provides safe and reliable product.
Accompanying drawing explanation
Fig. 1 is that combinative structure of the present invention launches signal and close-up schematic view.
Fig. 2 is the present invention's structural representation before use.
Fig. 3 is the present invention's structural representation in use.
Fig. 4 be the present invention before use and the structural representation that after using, puncture needle deflection angle is avoided when stretching out by mistake.
Detailed description of the invention
Technical scheme for a better understanding of the present invention, the present invention will be described in detail by reference to the accompanying drawings.
Fig. 1 is that combinative structure of the present invention launches signal and close-up schematic view, known by this figure: the present invention by gum cover 1, wear bottle pin 2, Capsule 3, Paracentesis needle holder 4, puncture needle 2A, spring 5 and overcoat 6 and form.Wherein, wear bottle pin 2 to be bonded in overcoat 6 wears on bottle needle stand 6D, gum cover 1 is contained in wear on bottle needle stand 6D and will wear bottle pin 2 and covers, Capsule 3 is contained on the transverse tube 4A4 on Paracentesis needle holder 4, puncture needle 2A is bonded on the puncture needle base 4A3 on Paracentesis needle holder 4, and it is outer and be placed in space in overcoat 6 with Capsule 3, Paracentesis needle holder 4 together with puncture needle 2A that spring 5 is enclosed within puncture needle 2A.During use, first with the positive Paracentesis needle holder 4 of hand push, and then the handle 4C promoted on Paracentesis needle holder 4, puncture needle 2A is stretched out forward from overcoat 6, until the groove 4C1 on Paracentesis needle holder 4 engages with the platform 6C that buckles on overcoat 6, now spring 5 is compressed, Capsule 3, Paracentesis needle holder 4 and puncture needle 2A assembly and overcoat 6 keep relative stability, transverse tube 4A4 on Paracentesis needle holder 4 and the transverse tube worn on bottle needle stand 6D clip Capsule 3 and align closely sealed, Procedures of blood-collection can start, when blood sampling terminate and after puncture needle 2A is extracted in patient body, the handle 4C on Paracentesis needle holder 4 is pulled with hands, engaging between handle 4C with overcoat 6 is removed, now, Paracentesis needle holder 4, Capsule 3 and puncture needle 2A assembly are moved back under the effect of spring 5 restoring force, and get back in the inner chamber of overcoat 6 completely, simultaneously, due to the tilting action of the inclined end face 6B1 on the inclined-plane 4A1 on Paracentesis needle holder 4 and spring 5 and slotted eye 6B, Paracentesis needle holder 4 deflects when getting back to slotted eye 6B lower end, now, the needle point of puncture needle 2A is just in time got back in the interior space of the oblate pipe 6A1 on overcoat 6, so, the needle point of puncture needle 2A points to and will depart from circular hole 6A11 and can not arbitrarily again stretch out from overcoat 6 again,
Capsule 3 has the thin-wall construction of ring muscle for mouth end, has crack 3A in its end, and Capsule 3 can closely be fastened on the transverse tube 4A4 of Paracentesis needle holder 4, is closed by the port on transverse tube 4A4 there to be the form of crack 3A;
Paracentesis needle holder 4 for be provided with ramp 4A1 on a pedestal 4A, spring base 4A2, puncture needle base 4A3 and transverse tube 4A4 and be connected with the assembly of handle 4C outside it by connector 4B, wherein: pedestal 4A is entity wide outside and narrow inside, its upper surface is the inclined-plane 4A1 that side direction has the discrepancy in elevation, spring base 4A2 protrudes upward and passes inclined-plane 4A1 from pedestal 4A, it is centrally located at the higher side of inclined-plane 4A1, its diameter is greater than the diameter of puncture needle base 4A3, the mesopore of puncture needle base 4A3 and the mesopore of transverse tube 4A4 are in the 90 degree of conductings of " L " type, puncture needle base 4A3 passes inclined-plane 4A1 and spring base 4A2 from the center line of pedestal 4A and is tubular and tangent with the outer rim of spring base 4A2, transverse tube 4A4 passes the pipe that pedestal 4A inwardly stretches out, its end surfaces is the upwards inclined-plane of upper short lower length, the thickness of the connector 4B between pedestal 4A and handle 4C is slightly larger than the wall thickness of overcoat 6, the orthographic projection of connector 4B side surface direction (i.e. the direction in transverse tube 4A4 axle center) inside and outside pedestal 4A is two connected rectangles wide at the top and narrow at the bottom, the width of connector 4B upper part is greater than the width of pedestal 4A inner edge, be less than the width outside pedestal 4A, the height of connector 4B upper part is consistent with the height of pedestal 4A, groove 4C1 is provided with towards pedestal 4A side higher than the position of end face on connector 4B at handle 4C, the upper end of handle 4C be first outwards upwards also have in the side corresponding with the low side of pedestal 4A ramp 4A1 more simultaneously downward stretch out by diminishing gradually greatly detaining 4C2, the width of handle 4C is greater than the width of connector 4B and the width outstanding with the strip on overcoat 6 is suitable,
Overcoat 6 is a tube-like thin-wall structure having strip outstanding, the inboard width that strip is given prominence to is greater than the Breadth Maximum of the pedestal 4A on Paracentesis needle holder 4, one is had to give prominence to corresponding with strip on its top face, thin-walled, similar ellipse project upwards body 6A, give prominence at the strip of overcoat 6 and be provided with downward slotted eye 6B, the width of slotted eye 6B is slightly larger than the width of the connector 4B on Paracentesis needle holder 4 and the width be less than outside pedestal 4A, the lower surface of slotted eye 6B is inclined end face 6B1, its incline direction is contrary with the incline direction of the ramp 4A1 of pedestal 4A, button platform 6C is provided with in the upper surface of slotted eye 6B, the shape of button platform 6C but size the same with the shape of the groove 4C1 on Paracentesis needle holder 4 is slightly larger than the size of groove 4C1, the end face of excrescence 6A has circular hole 6A11 and has downwards and insert into the inner the oblate pipe 6A1 in chamber, in entire combination of the present invention when the axis being parallel of the axis of Paracentesis needle holder 4 and overcoat 6, the centrage of oblate pipe 6A1 overlaps with the centrage of spring base 4A2, simultaneously, the dead in line of circular hole 6A11 axis and puncture needle 2A, the maximum outside dimension of oblate pipe 6A1 is consistent with the external diameter of spring base 4A2, the diameter of circular hole 6A11 is slightly larger than the diameter of puncture needle base 4A3, simultaneously consistent with the width of oblate pipe 6A1 endoporus and with a side superimposed of oblate pipe 6A1 endoporus, the end face of overcoat 6 has downwards and insert into the inner the pipeline in chamber L-shaped wear a bottle needle tubing seat 6D, wear bottle pipeline section that needle tubing seat 6D stretches out downwards and be tubular and the round dead in line of axis and overcoat 6, the transverse tube worn on bottle needle tubing seat 6D is the shape of square-outside and round-inside, its outer face is short in lower inclined plane 6D1 under upper length, angle of inclination to lower inclined plane 6D1 is consistent with the angle of inclination on the upwards inclined-plane of the transverse tube 4A4 end on pedestal 4A.
Fig. 2 is the present invention's structural representation before use, from this figure: gum cover 1 and wear bottle pin 2 be all contained in wear on bottle needle stand 6D on lower tube section, Capsule 3, Paracentesis needle holder 4, puncture needle 2A assembly is placed in the interior space of overcoat 6, and make the needle point of puncture needle 2A be arranged in oblate pipe 6A1 space on overcoat 6 by Paracentesis needle holder 4 and the relativeness of overcoat 6, spring 5 is installed on the spring base 4A2 on the Paracentesis needle holder 4 and oblate pipe 6A1 on overcoat 6 by what slightly compress, now, centrage side in tangential direction to spring 5 deflects by Paracentesis needle holder 4 under the effect of spring 5, the sensing of puncture needle 2A is made to depart from circular hole 6A11 on overcoat 6 and to the opposite side (see Fig. 4) of oblate pipe 6A1 endoporus.
Fig. 3 is the present invention's structural representation in use, from this figure: when deployed, first promote on Paracentesis needle holder 4 vertical section downward for button 4C2 by hands side direction, make Capsule 3, Paracentesis needle holder 4, the angle rotary of puncture needle 2A assembly, simultaneously, the needle point of puncture needle 2A is by returning the opposite side of oblate pipe 6A1 endoporus on overcoat 6 and pointing to circular hole 6A11, then, promote the handle 4C on Paracentesis needle holder 4 again, until the groove 4C1 on Paracentesis needle holder 4 engages with the platform 6C that buckles on overcoat 6, now, owing to detaining the size of size slightly larger than groove 4C1 of platform 6C, so, superstability between Paracentesis needle holder 4 and overcoat 6 will be kept, simultaneously, the epimere of the puncture needle base 4A3 on Paracentesis needle holder 4 stretches out from circular hole 6A11, the angled end-face of the transverse tube 4A4 on Paracentesis needle holder 4 and overcoat 6 are worn the transverse tube on bottle needle tubing seat 6D to lower inclined plane 6D1 pressing across Capsule 3, Capsule 3 plays a part to make two inclined-planes closely sealed, material is thus formed one from puncture needle 2A, Paracentesis needle holder 4, Capsule 3, wear bottle needle tubing seat 6D has crack 3A " Z " shape blood sampling passage to the centre of wearing bottle pin 2, afterwards, blood sampling work just can be carried out.
Fig. 4 be the present invention before use and the structural representation that after using, puncture needle deflection angle is avoided when stretching out by mistake, from this figure: after blood sampling work completes, the button 4C2 on handle 4C only need be pulled with hands, engaging between groove 4C1 with button platform 6C is opened, Capsule 3, Paracentesis needle holder 4, puncture needle 2A assembly will again be got back in the inner chamber of overcoat 6 under the effect of spring 5, simultaneously, due to the tilting action of the inclined end face 6B1 on the inclined-plane 4A1 on Paracentesis needle holder 4 and spring 5 and slotted eye 6B, Paracentesis needle holder 4 will tangentially deflect when getting back to slotted eye 6B lower end, now, the needle point of puncture needle 2A is just in time got back in the interior space of the oblate pipe 6A1 on overcoat 6, so, the needle point of puncture needle 2A points to and will depart from circular hole 6A11 and can not arbitrarily stretch out from overcoat 6 again.
The disposable safe hemostix of the convenient use of the present invention has: clear in structure, shape system are small and exquisite, the feature of use safety, simultaneously, use by the disposable safe hemostix of convenient use of the present invention, under the prerequisite meeting Clinical practice working specification, can be reduced the labor intensity of medical personnel, having obvious character of innovation, is the good solution instructing this type of medical apparatus and instruments progress.
Claims (7)
1. the disposable safe hemostix of convenient use, by gum cover (1), wear a bottle pin (2), Capsule (3), Paracentesis needle holder (4), puncture needle (2A), spring (5) and overcoat (6) composition, wherein: that wears that a bottle pin (2) is bonded in overcoat (6) wears on a bottle needle stand (6D), gum cover (1) is contained in be worn a bottle needle stand (6D) and goes up and will wear a bottle pin (2) and cover, Capsule (3) is contained on the transverse tube (4A4) on Paracentesis needle holder (4), puncture needle (2A) is bonded on the puncture needle base (4A3) on Paracentesis needle holder (4), spring (5) be enclosed within puncture needle (2A) outward and with Capsule (3), Paracentesis needle holder (4) and puncture needle (2A) are placed in the interior space of overcoat (6) together,
Capsule (3) has the thin-wall construction of ring muscle for mouth end, has crack (3A) in its end;
Paracentesis needle holder (4) for being provided with ramp (4A1), spring base (4A2), puncture needle base (4A3) and transverse tube (4A4) and being connected with the assembly of handle (4C) by connector (4B) outside it on a pedestal (4A);
Overcoat (6) is a tube-like thin-wall structure having strip outstanding, one is had to give prominence to corresponding with strip on its top face, thin-walled, similar ellipse project upwards body (6A) and downwards and insert into the inner the pipeline in chamber L-shaped wear a bottle needle tubing seat (6D), give prominence at the strip of overcoat (6) and be provided with downward slotted eye (6B), the lower surface of slotted eye (6B) is inclined end face (6B1), button platform (6C) is provided with in the upper surface of slotted eye (6B), the end face of excrescence (6A) has circular hole (6A11) and has downwards and insert into the inner the oblate pipe (6A1) in chamber,
Capsule (3) can closely be fastened on the transverse tube (4A4) of Paracentesis needle holder (4), is closed by the port on transverse tube (4A4) there to be the form in crack (3A);
Pedestal (4A) on Paracentesis needle holder (4) is entity wide outside and narrow inside, its upper surface is the inclined-plane (4A1) that side direction has the discrepancy in elevation, spring base (4A2) protrudes upward and passes inclined-plane (4A1) from pedestal (4A), it is centrally located at higher side, inclined-plane (4A1), its diameter is greater than the diameter of puncture needle base (4A3), the mesopore of puncture needle base (4A3) and the mesopore of transverse tube (4A4) are in the 90 degree of conductings of " L " type, it is tangent with the outer rim of spring base (4A2) in tubular that puncture needle base (4A3) passes inclined-plane (4A1) and spring base (4A2) from the center line of pedestal (4A), the pipe that transverse tube (4A4) inwardly stretches out for passing pedestal (4A), its end surfaces is the upwards inclined-plane of upper short lower length, be positioned at the wall thickness of thickness slightly larger than overcoat (6) of the connector (4B) between pedestal (4A) and handle (4C), connector (4B) is in the inside and outside side surface direction of pedestal (4A), namely the orthographic projection of transverse tube (4A4) axis direction is two connected rectangles wide at the top and narrow at the bottom, the width of connector (4B) upper part is greater than the width of pedestal (4A) inner edge, be less than the width of pedestal (4A) outside, the height of connector (4B) upper part is consistent with the height of pedestal (4A), the width of handle (4C) is greater than the width of connector (4B) and the width outstanding with the strip on overcoat (6) is suitable, groove (4C1) is provided with in the position of handle (4C) towards pedestal (4A) side and higher than the upper end face of connector (4B), in addition, there is elder generation outwards upwards also to have downward being detained (4C2) by the handle stretched out that diminishes gradually greatly again in the side corresponding with the low side of pedestal (4A) ramp (4A1) in the upper end of handle (4C) simultaneously,
The inboard width that strip on overcoat (6) is given prominence to is greater than the Breadth Maximum of the pedestal (4A) on Paracentesis needle holder (4), the width of slotted eye (6B) slightly larger than the connector (4B) on Paracentesis needle holder (4) width and be less than the width in pedestal (4A) outside, the incline direction of inclined end face (6B1) is contrary with the incline direction of the ramp (4A1) of pedestal (4A), in entire combination of the present invention when the axis being parallel of the axis of Paracentesis needle holder (4) and overcoat (6), the centrage of oblate pipe (6A1) overlaps with the centrage of spring base (4A2), simultaneously, the axis of circular hole (6A11) and the dead in line of puncture needle (2A), the maximum outside dimension of oblate pipe (6A1) is consistent with the external diameter of spring base (4A2), the diameter of circular hole (6A11) is slightly larger than the diameter of puncture needle base (4A3), simultaneously consistent with the width of oblate pipe (6A1) endoporus and with a side superimposed of oblate pipe (6A1) endoporus, the L-shaped bottle pipeline section that needle tubing seat (6D) stretches out downwards of wearing is tubular and the round dead in line of axis and overcoat (6), the transverse tube worn on bottle needle tubing seat (6D) is the shape of square-outside and round-inside, its outer face is short in lower inclined plane (6D1) under upper length.
2. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: shape but the size the same with the shape of the groove (4C1) on Paracentesis needle holder (4) of button platform (6C) is slightly larger than the size of groove (4C1), when groove (4C1) engages with button platform (6C), the superstability between Paracentesis needle holder (4) and overcoat (6) will be kept, meanwhile, the epimere of the puncture needle base (4A3) on Paracentesis needle holder (4) stretches out from circular hole (6A11).
3. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: the angle of inclination to lower inclined plane (6D1) of wearing on bottle transverse tube of needle tubing seat (6D) is consistent with the angle of inclination on the upwards inclined-plane of transverse tube (4A4) end on pedestal (4A), Capsule (3) can make two inclined-planes keep closely sealed, material is thus formed one from puncture needle (2A), Paracentesis needle holder (4), Capsule (3), wear bottle needle tubing seat (6D) to have crack (3A) " Z " shape blood sampling passage to the centre of wearing a bottle pin (2).
4. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: due to the inclined-plane (4A1) on Paracentesis needle holder (4) and the tilting action of the inclined end face (6B1) on spring (5) and slotted eye (6B), Paracentesis needle holder (4) will tangentially deflect when getting back to slotted eye (6B) lower end, now, the needle point of puncture needle (2A) is just in time got back in the interior space of the oblate pipe (6A1) on overcoat (6), so the needle point of puncture needle (2A) points to and will depart from circular hole (6A11).
5. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: when Paracentesis needle holder (4) is positioned at slotted eye (6B) upper end, spring (5) is in high compression state, and when Paracentesis needle holder (4) is positioned at slotted eye (6B) lower end, spring (5) is in mild compression state, and namely spring (5) is in compressive state all the time.
6. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: the present invention in use, can only by first making Paracentesis needle holder (4) turn round honest, and then the method released forward, puncture needle (2A) just can be made to stretch out from overcoat (6), otherwise puncture needle (2A) arbitrarily can not stretch out from overcoat (6).
7. the disposable safe hemostix of convenient use according to claim 1, it is characterized in that: the pedestal (4A) on Paracentesis needle holder (4) and handle (4C) can realize the clamping to slotted eye (6B) both sides tube wall, Paracentesis needle holder (4) can be slided up and down in slotted eye (6B), and Paracentesis needle holder (4) tangentially can realize the rotation of certain angle in the lower end of slotted eye (6B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110060314.7A CN102188252B (en) | 2011-03-14 | 2011-03-14 | The disposable safe hemostix of convenient use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110060314.7A CN102188252B (en) | 2011-03-14 | 2011-03-14 | The disposable safe hemostix of convenient use |
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| CN102188252A CN102188252A (en) | 2011-09-21 |
| CN102188252B true CN102188252B (en) | 2015-09-16 |
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| CN101361661A (en) * | 2008-08-01 | 2009-02-11 | 徐昊华 | One-time operation safe vacuum blood-sample acquisition needle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6524276B1 (en) * | 2000-06-05 | 2003-02-25 | Mdc Investment Holdings, Inc. | Fluid collection device having tilting retractable needle |
| DE102009025443B4 (en) * | 2009-04-03 | 2012-06-06 | Gerresheimer Regensburg Gmbh | Blood lancet device with puncture depth adjustment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2153332Y (en) * | 1992-12-31 | 1994-01-19 | 宋宏勋 | Double needle tubing body linked type disposable hemospast |
| CN2155813Y (en) * | 1993-03-06 | 1994-02-16 | 苗剑 | Miniature disposable negative pressure blood sampler |
| CN2352128Y (en) * | 1998-04-28 | 1999-12-08 | 韩越 | Disposable double needle for vacuum blood-sampling with visible blood-flow |
| CN2462854Y (en) * | 2001-01-19 | 2001-12-05 | 陈晖紘 | Human engineering safety vacuum bloodletting syringe |
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| CN2650706Y (en) * | 2003-11-19 | 2004-10-27 | 台杰生化科技股份有限公司 | Blood sampler with telescopic fastened needle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102188252A (en) | 2011-09-21 |
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