CN2742924Y - Blood sampler - Google Patents
Blood sampler Download PDFInfo
- Publication number
- CN2742924Y CN2742924Y CN 200420080889 CN200420080889U CN2742924Y CN 2742924 Y CN2742924 Y CN 2742924Y CN 200420080889 CN200420080889 CN 200420080889 CN 200420080889 U CN200420080889 U CN 200420080889U CN 2742924 Y CN2742924 Y CN 2742924Y
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- blood
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- test tube
- blood sample
- blood test
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Abstract
The utility model provides a blood sampler, belonging to the technique of medical instrument. The blood sampler comprises a blood storing test tube (1), and a piston (2) and a push-and-pull rod (3) in mutually detachable connection are arranged in the blood storing test tube (1). The other end of the push-and-pull rod (3) extends out of one end of the blood storing test tube (1). The blood sampler is mainly characterized in that the other end of the blood storing test tube (1) is provided with a sealing plug (4) in medical sealing connection with the blood storing test tube (1). The blood sampler has the advantages of reasonable structure, convenient use, no pollution in blood sampling process and safe circulation for blood samples.
Description
Technical field
This utility model relates to a kind of blood sample and adopts storage, belongs to the medical equipment technology.
Background technology
The hemostix of blood sample collection clinically is by adopting storage and blood taking needle is formed.Effects such as the clinical requirement hemostix must possess easy to use, and blood collection procedure is pollution-free, and the blood sample circulation is safe and reliable.
Existing hemostix is exactly common injector for medical purpose usually.When this injector for medical purpose of clinical employing is implemented blood sampling, after finishing the human blood collection at it, immediately will be with in the blood sample injecting tube of storage or saving in syringe.Undoubtedly, this blood sampling mode is troublesome poeration not only, and blood sample is contaminated easily, but also can produce the haemolysis problem.Such as the disclosed notification number of Chinese patent is CN2481284Y, name is called " hemostix " etc., owing to adopted the integrated technical scheme of promptly implementing of blood specimen collection and blood sample storage or saving, thereby overcome the deficiency that adopts said injector for medical purpose to implement blood sampling by same storage blood test tube.But, because after it finishes blood sampling, its included pin medicated cap will be pulled down from storage blood test tube, this not only makes troubles to operation, and the storage blood test tube of pulling down the pin medicated cap just becomes open storage blood test tube, in this just can cause inevitably the pollution of storage blood sample and cause for the circulation process of storage blood test tube since blood sample leak due to the harmful effect of environment.The included pin medicated cap of particularly above-mentioned patent is not only realized relatively difficulty with storage blood test tube medical being tightly connected between the two, and has promoted preparation cost owing to its quality of fit is high.
Summary of the invention
It is a kind of easy to use that the purpose of this utility model is to provide, and blood collection procedure is pollution-free, and the safe and reliable blood sample of blood sample circulation is adopted storage, to overcome many deficiencies of the especially above-mentioned patent of prior art.
This utility model solves the not enough technical scheme of its purpose that realizes of prior art, a kind of blood sample is adopted storage, comprise storage blood test tube, in vitro be provided with the piston and the push-pull bar of detachable joint each other at storage blood, the other end of push-pull bar stretches out an end of storage blood test tube, and its improvement is: the other end at storage blood test tube is provided with and stores the sealing-plug that the blood test tube is medical sealed connection.
Can understand by above given technical scheme, when adopting this utility model to implement blood sampling,, will pass through the hose connection contact pin of medical plastic with blood taking needle more only as long as blood taking needle is penetrated human vas, pass sealing-plug and insert storage blood test tube, spur push-pull bar again and can implement blood sampling.And after finishing blood sampling, said contact pin is pulled out in sealing-plug, and move piston to extreme lower position by push-pull bar, pull down the overall process of promptly having finished blood sampling behind the push-pull bar.This shows that its use is very easily, blood collection procedure is pollution-free, and because the existence of sealing-plug, blood sample is very safe and reliable in the circulation process, can never produce blood sample by environmental pollution or the blood sample problems such as contaminated environment that leak, thereby realize the purpose of this utility model.
The further improvement of this utility model is:
Be provided with an end of sealing-plug at storage blood test tube, be arranged with the blood sampling medicated cap, blood sampling medicated cap and sealing-plug is medical is slidingly matched; The blood sampling medicated cap be located at intracavity in it lead the medical sealed connection of blood pin; The blood sampling medicated cap the outside be provided with its each other one and can with the frustum emissary vein of the medical attaching of blood taking needle; Emissary vein with lead the blood pin and connect.Obviously, this utility model is owing to installed the blood sampling medicated cap additional, in its actual blood collection procedure, can easily the blood sampling shade storage blood test tube axially presses, make and lead the blood pin in vitro by sealing-plug insertion storage blood, on the frustum emissary vein, load onto common blood taking needle again or load onto with blood taking needle by the blood sampling needle stand that flexible pipe for medical purpose is connected, can implement the blood sampling.Its whole blood sampling operation is very easily, and its versatility is better.
The bottom surface of storage blood test tube is the plane.Obviously, planar base surface of the present utility model is than the spherical bottom of prior art, and is convenient in actual use.This is because have the storage blood test tube of planar base surface, can be placed in easily on the table top of test table.
On the intracavity face of piston, be provided with the sphere pit.Because the existence of sphere pit, can obviously reduce storage blood test tube internal memory blood sample rocking in its circulation process, reduce in the blood sample such as erythrocyte etc. each other because the damage that collision and friction are caused, thereby effectively avoid the generation of haemolysis due to the exopathogenic factor.
Outer side edges at sealing-plug is provided with slotted eye vertically along the position.Its purpose obviously is for fear of because blood sampling shade storage blood test tube when axially pressing, owing to dwindling of its cavity volume produces intrinsic pressure, so that the resilience displacement of blood pin is led in the medicated cap interlock of taking a blood sample, and even produces emissary vein and blocked outlet by the medical grade rubber sealing-plug, and makes troubles for the blood sampling operation.
On the end face of sealing-plug, establish blind hole.The purpose that blind hole is set is, can save its preparation material medical grade rubber on the one hand, on the other hand can be more easily contact pin or the included blood pin of leading of said blood sampling medicated cap that is connected by flexible pipe for medical purpose with blood taking needle be inserted storage blood in vitro, make operation lighter.
The endoporus of storage blood test tube is provided with step, and piston is provided with step; The endoporus of the step of said storage blood test tube and push-pull bar sliding fit; Medical being sealed and matched of cylindrical of the endoporus of the step of said storage blood test tube and the step of said piston.Because the existence of said step and cooperatively interacting, can obviously improve the stability that the push-pull bar push-and-pull is moved, make the push-and-pull push-pull bar seem more laborsaving, on the other hand, can also obviously improve its sealing property, further effectively reduce and avoid the pollution problem of this utility model blood collection procedure.
The detachable joint of said piston and push-pull bar is both spiral marking connections, or both fastenings connect.Said spiral marking connection is by being located at the external thread section on the push-pull bar, twisting the removable spiral marking connection that closes mutually with the screw on being located at piston.And said screw thread can preferably adopt the trapezoidal coarse pitch structure of mounting or dismounting fast.A kind of version that said fastening connects is that the version with the fastening connection of common socket bulb and lamp socket is basically identical.Certainly, the version of the detachable joint of said piston and push-pull bar also has many kinds.What this utility model was advocated especially is removable spiral marking connection.
Surface at storage blood test tube is provided with the blood sample amount of adopting marking line vertically.Can make this utility model blood sampling convenient and practical like this.Can avoid especially owing to excessive the giving by blood sampling person of blood sampling caused harmful effect.The said blood sample amount of adopting marking line can form by direct molding in the preparation process of storage blood test tube.
Characteristics and effects such as after this utility model technique scheme was implemented, what it had was rational in infrastructure, easy to use, and blood collection procedure is pollution-free, and the blood sample circulation is safe and reliable are conspicuous.
Description of drawings
Fig. 1 is the structure cutaway view of a kind of specific embodiment of this utility model;
Fig. 2 is the structure cutaway view of the another kind of specific embodiment of this utility model;
Fig. 3 is the state diagram as Fig. 1, the storage blood test tube of this utility model after it finishes blood sampling shown in Figure 2;
Fig. 4 is that the piston and the push-pull bar of a kind of specific embodiment of this utility model fastens the version cutaway view that connects;
Fig. 5 is the A-A cutaway view (half-twist) of Fig. 4.
The specific embodiment
By above given accompanying drawing, can understand the technical solution of the utility model.Below in conjunction with the description of accompanying drawing by the specific embodiment, purpose that will will realize this utility model and the technical scheme that realizes purpose thereof are clearer.
One of specific embodiment is asked for an interview accompanying drawing 1 and 3.A kind of blood sample is adopted storage, comprise storage blood test tube 1, be provided with the piston 2 and the push-pull bar 3 of detachable joint each other in storage blood test tube 1, the other end of push-pull bar 3 stretches out an end of storage blood test tube 1, is provided with and stores the sealing-plug 4 that blood test tube 1 is medical sealed connection at the other end of storing blood test tube 1.And the bottom surface 1-1 of storage blood test tube 1 is the plane.On the intracavity face of piston 2, be provided with sphere pit 2-1.Outer side edges at sealing-plug 4 is provided with slotted eye 4-1 vertically along the position.On the end face of sealing-plug 4, establish blind hole 4-2.And the endoporus of storage blood test tube 1 is provided with step 1-2, and piston 2 is provided with step 2-2; The endoporus of the step 1-2 of said storage blood test tube 1 and push-pull bar 3 sliding fits; Medical being sealed and matched of cylindrical of the endoporus of the step 1-2 of said storage blood test tube 1 and the step 2-2 of said piston 2.And the detachable joint of said piston 2 and push-pull bar 3 is both spiral marking connections.Surface at storage blood test tube 1 is provided with the blood sample amount of adopting marking line (not drawing among the figure) vertically.
Storage blood test tube 1 that one of this specific embodiment is included and push-pull bar 3 all are the molded product of medical plastic; Piston 2 and sealing-plug 4 all are medical grade rubber compression molding product.
Two of the specific embodiment is asked for an interview accompanying drawing 2 and 3,4,5.A kind of blood sample is adopted storage, and it is storing the end that blood test tube 1 is provided with sealing-plug 4, is arranged with blood sampling medicated cap 5, blood sampling medicated cap 5 and sealing-plug 4 medical being slidingly matched; Blood sampling medicated cap 5 is medical sealed connection with the blood pin 5-1 that leads that is located at intracavity in it mutually by the medical grade rubber plug; The blood sampling medicated cap 5 the outside be provided with its each other one and can with the frustum emissary vein 5-2 of the medical attaching of blood taking needle; Emissary vein 5-2 with lead blood pin 5-1 and connect.And piston 2 is to fasten to connect with push-pull bar 3.Said fastening connects, and is that doll 3-1 is set on push-pull bar 3, and "T"-shaped circular hole 2-3 is set on piston 2, and on said "T"-shaped circular hole 2-3 and inner hole wall push-pull bar cylindrical phase configuration, the axial groove 2-4 that setting can allow said doll 3-1 pass through.Push-pull bar 3 is by the set axial groove 2-4 of its set doll 3-1 and piston 2, insert in the said "T"-shaped circular hole 2-3, and make said doll 3-1 arrive the major diameter position of "T"-shaped circular hole 2-3, and then make push-pull bar 3 rotation and make said doll 3-1 and said axial groove 2-4 dislocation, thereby realize that both quick fastenings of piston 2 and push-pull bar 3 connect and quick-detach (shown in accompanying drawing 4,5) soon.Its blood sampling medicated cap is the molded product of medical plastic, and other is all as one of specific embodiment.
The clinical trial result of this utility model lab scale sample is good.
The restriction that the scope of application of the present utility model is not described by this description, it can also be applicable to collection, the storage of torso model hydrops and ascites etc. at least.
Claims (9)
1, a kind of blood sample is adopted storage, comprise storage blood test tube (1), in storage blood test tube (1), be provided with the piston (2) and the push-pull bar (3) of detachable joint each other, the other end of push-pull bar (3) stretches out an end of storage blood test tube (1), it is characterized in that: the other end at storage blood test tube (1) is provided with and stores the sealing-plug (4) that blood test tube (1) is medical sealed connection.
2, blood sample according to claim 1 is adopted storage, it is characterized in that: storing the end that blood test tube (1) is provided with sealing-plug (4), be arranged with blood sampling medicated cap (5), blood sampling medicated cap (5) and medical being slidingly matched of sealing-plug (4); Blood sampling medicated cap (5) be located at intracavity in it lead the medical sealed connection of blood pin (5-1); The blood sampling medicated cap (5) the outside be provided with its each other one and can with the frustum emissary vein (5-2) of the medical attaching of blood taking needle; Emissary vein (5-2) with lead blood pin (5-1) and connect.
3, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: the bottom surface (1-1) of storage blood test tube (1) is the plane.
4, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: be provided with sphere pit (2-1) on the intracavity face of piston (2).
5, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: the outer side edges at sealing-plug (4) is provided with slotted eye (4-1) vertically along the position.
6, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: establish blind hole (4-2) on the end face of sealing-plug (4).
7, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: the endoporus of storage blood test tube (1) is provided with step (1-2), and piston (2) is provided with step (2-2); The endoporus of the step (1-2) of said storage blood test tube (1) and push-pull bar (3) sliding fit; Medical being sealed and matched of cylindrical of the endoporus of the step (1-2) of said storage blood test tube (1) and the step (2-2) of said piston (2).
8, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: the detachable joint of said piston (2) and push-pull bar (3) is both spiral marking connections, or both fastenings connect.
9, blood sample according to claim 1 and 2 is adopted storage, it is characterized in that: the surface at storage blood test tube (1) is provided with the blood sample amount of adopting marking line vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420080889 CN2742924Y (en) | 2004-11-04 | 2004-11-04 | Blood sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420080889 CN2742924Y (en) | 2004-11-04 | 2004-11-04 | Blood sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2742924Y true CN2742924Y (en) | 2005-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420080889 Expired - Fee Related CN2742924Y (en) | 2004-11-04 | 2004-11-04 | Blood sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2742924Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108175421A (en) * | 2017-12-30 | 2018-06-19 | 赵田田 | Energy-efficient blood collection stores test tube |
| CN113769805A (en) * | 2021-10-07 | 2021-12-10 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing in micro-fluidic chip and mixing control method |
| CN113769804A (en) * | 2021-10-07 | 2021-12-10 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing and mixing control method |
| CN113877644A (en) * | 2021-10-11 | 2022-01-04 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing valve opening and closing |
| CN113893891A (en) * | 2021-10-07 | 2022-01-07 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material preservation |
-
2004
- 2004-11-04 CN CN 200420080889 patent/CN2742924Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108175421A (en) * | 2017-12-30 | 2018-06-19 | 赵田田 | Energy-efficient blood collection stores test tube |
| CN108175421B (en) * | 2017-12-30 | 2019-07-23 | 枣庄市妇幼保健院 | Energy-efficient blood collection stores test tube |
| CN113769805A (en) * | 2021-10-07 | 2021-12-10 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing in micro-fluidic chip and mixing control method |
| CN113769804A (en) * | 2021-10-07 | 2021-12-10 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing and mixing control method |
| CN113893891A (en) * | 2021-10-07 | 2022-01-07 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material preservation |
| CN113769804B (en) * | 2021-10-07 | 2022-11-15 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing and mixing control method |
| CN113893891B (en) * | 2021-10-07 | 2022-11-15 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material preservation |
| CN113769805B (en) * | 2021-10-07 | 2023-01-10 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing material mixing in micro-fluidic chip and mixing control method |
| CN113877644A (en) * | 2021-10-11 | 2022-01-04 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing valve opening and closing |
| CN113877644B (en) * | 2021-10-11 | 2022-11-15 | 北京梓晶生物科技有限公司 | Micro-fluidic device for realizing valve opening and closing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |