CN205268175U - Human arterial blood appearance collector - Google Patents
Human arterial blood appearance collector Download PDFInfo
- Publication number
- CN205268175U CN205268175U CN201620041252.3U CN201620041252U CN205268175U CN 205268175 U CN205268175 U CN 205268175U CN 201620041252 U CN201620041252 U CN 201620041252U CN 205268175 U CN205268175 U CN 205268175U
- Authority
- CN
- China
- Prior art keywords
- piston
- human body
- collection device
- specimen collection
- syringe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a human arterial blood appearance collector relates to medical instrument technical field. This human arterial blood appearance collector includes cylinder, pull rod and piston, and wherein the one end at the pull rod is fixed to the piston, and pull rod and piston suit are in the cylinder to slide in the cylinder, the inner wall of cylinder scribbles the anticoagulant coating, the one end of piston is the toper, is equipped with at least three inlet port on the toper terminal surface, and the bottom of inlet port is equipped with the inclined plane of leanin, the inside of piston is equipped with inlet channel, and the inlet port is linked together with inlet channel, install ventilative fluid -tight ventilative stopper in the inlet channel, the axis of pull rod is hollow, and inlet channel is through ventilative stopper and hollow intercommunication. The utility model discloses a set up special inlet port, make the gaseous smooth ventilative stopper that gets into to discharge gas completely through ventilative stopper, when the blood sampling volume reaches the setting value, blood and ventilative stopper contact, ventilative stopper is automatic closed, and hematoid initial condition has been preserved with external gaseous isolated well to the blood sampling sample.
Description
Technical field
The utility model relates to technical field of medical instruments, is specifically related to a kind of human body artery blood specimen collection device.
Background technology
Human body artery blood gas analysis, is index indispensable in the unbalance detection of human body acid-base, hypoxemia degree detecting and urgent patient's treatment process, is the important references of doctor's clinical diagnosis. And arterial blood sample collector is a kind of conventional utensil gathering blood from human body artery, the quality of blood sampling sample is had crucial impact by the quality of its design. Existing arterial blood sample collector result of use is not ideal, also there is following deficiency: in blood collection procedure, existing collector can not be discharged gas completely, makes easy residual air in syringe, residual air mixes with blood sampling sample, seriously affects the analytical results of arterial blood gas; In addition, after acquisition, existing collector can not make blood sample and ambient atmos completely isolated to blood sample, cannot ensure its good stopping property, is unfavorable for the storage and transport of blood sampling sample.
Therefore, need badly a kind of simple to operate, exhaust thoroughly, the human body artery blood specimen collection device of good airproof performance, to solve the problem.
Practical novel content
The purpose of this utility model is to overcome the above-mentioned defect that prior art exists, it is provided that a kind of simple to operate, exhaust thoroughly, the human body artery blood specimen collection device of good airproof performance.
The utility model is achieved through the following technical solutions:
A kind of human body artery blood specimen collection device, comprise syringe, pull bar and piston, described piston is fixed on one end of described pull bar, described pull bar and piston are sleeved in syringe, and slide in syringe, the inwall of described syringe scribbles antithrombotics coating, and one end of described piston is tapered, described tapered end face is provided with at least three air inlet ports, and the bottom of described air inlet port is provided with to tilted inclined-plane; The inside of described piston is provided with induction trunk, and described air inlet port is connected with induction trunk; The porous plug being provided with permeable watertight in described induction trunk, the axis of described pull bar is hollow, and described induction trunk hollow is connected with described by porous plug.
As the preferred version of a kind of human body artery blood specimen collection device, the top of described induction trunk is cylindrical hole, and bottom is T-shaped hole; One end that described pull bar is connected with piston is T-shaped end, and described T-shaped end matches with described T-shaped hole, and is arranged in described T-shaped hole.
As the preferred version of a kind of human body artery blood specimen collection device, the end face of described T-shaped end has offered ladder hole, and the shape of described porous plug is that ladder is cylindrical, and described porous plug is arranged in described ladder hole.
As the preferred version of a kind of human body artery blood specimen collection device, the transition section in described cylindrical hole and T-shaped hole is provided with an annular protrusion, for increasing the stopping property between cylindrical hole and T-shaped end.
As the preferred version of a kind of human body artery blood specimen collection device, the cross-sectional shape of described annular protrusion is rectangle, trapezoidal, trilateral or arc.
As the preferred version of a kind of human body artery blood specimen collection device, the outer wall of described syringe indicates scale marks and scale value; The tip of described syringe is provided with Rule outer cone, matches for Rule inner cone with syringe needle.
As the preferred version of a kind of human body artery blood specimen collection device, the material of described syringe is colourless transparent plastic, and the material of described pull bar is plastics.
As the preferred version of a kind of human body artery blood specimen collection device, described piston adopts elastic rubber material to make, and described porous plug adopts the material of waterproof and breathable to make.
As the preferred version of a kind of human body artery blood specimen collection device, described antithrombotics coating is heparinate.
As the preferred version of a kind of human body artery blood specimen collection device, described collector is disposable product.
The beneficial effects of the utility model are:
This human body artery blood specimen collection device, by arranging the air inlet port of special shape at piston end surface, can be entered porous plug smoothly by guiding gas, and all be discharged by gas by the hollow structure of porous plug and pull bar; When blood sampling volume reaches set(ting)value, blood contacts with porous plug, and porous plug closes automatically, makes blood sampling sample and ambient atmos completely isolated, maintains the original state of blood sampling sample well, is conducive to the sealing of blood sample, storage and transport. The utility model structure is simple, and easy to operate, blood sampling time is short, and blood sampling volume is accurate, and blood test result precision height can be the more effective reference data of clinical offer; Meanwhile, the utility model is by setting blood sampling volume in advance, moreover it is possible to effectively avoid the phenomenon by mistake adopting venous blood.
Accompanying drawing explanation
Explanation in order to become apparent embodiment of the present utility model or technical scheme of the prior art, simply introduce the accompanying drawing used required in embodiment or description of the prior art is done one below, accompanying drawing described below is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the human body artery blood specimen collection device that the utility model embodiment provides.
Fig. 2 is the structural representation of the piston that the utility model embodiment provides.
Fig. 3 is the structural representation of the piston end surface that the utility model embodiment provides.
Fig. 4 is the structural representation of the pull bar T-shaped end that the utility model embodiment provides.
Fig. 5 is the structural representation of the porous plug that the utility model embodiment provides.
In figure:
1, syringe; 2, pull bar; 3, piston; 4, antithrombotics coating; 5, porous plug;
11, Rule outer cone; 21, hollow; 22, T-shaped end; 23, ladder hole; 31, inclined-plane; 32, air inlet port; 33, induction trunk; 34, annular protrusion;
331, cylindrical hole; 332, T-shaped hole.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail. It should be appreciated that specific embodiment described herein is only for explaining the utility model, but not to restriction of the present utility model. It also should be noted that, for convenience of description, accompanying drawing illustrate only the part relevant to the utility model and not all structure, and accompanying drawing is only for the purpose of description, does not map according to life size.
As shown in Figure 1, present embodiments provide for a kind of human body artery blood specimen collection device, comprise syringe 1, pull bar 2 and piston 3, wherein piston 3 is fixed on one end of pull bar 2, and pull bar 2 and piston 3 are sleeved in syringe 1, and slides in syringe 1. Syringe 1 selects colourless transparent plastic to make, be convenient to observe blood sampling volume number, and the resistance to air loss of syringe 1 is better, and the sample that can ensure to take a blood sample does not exchange with ambient atmos. The outer wall of syringe 1 is provided with scale marks and the scale value of standard, and inwall scribbles the antithrombotics coating 4 of standard, and antithrombotics coating 4 fully can mix with blood, thus reaches the effect of complete anti-freezing; Specifically, the antithrombotics coating 4 in the present embodiment is heparinate, and heparinate is a kind of good blood anticoagulant, has rapid anticoagulant effect, blood sampling sample can be made to keep its original state well, make detected result more accurate. In addition, the tip of syringe 1 is also provided with Rule outer cone 11, matches for Rule inner cone with syringe needle, and coordinating of this kind of syringe and syringe needle is the mode of connection of a kind of stdn, can effectively prevent the seepage of liquid, be widely used in medical science and laboratory apparatus.
Further, as shown in Figure 2 and Figure 3, in the present embodiment, piston 3 is tapered away from the end face of pull bar 2, and this tapered end face is provided with three equally distributed air inlet ports 32, and wherein angle between every two air inlet ports 32 is 120 ��; The inclined-plane 31 tilted to axle center it is provided with in the bottom of each air inlet port 32, namely the size of air inlet port 32 reduces from the end face of piston 3 gradually to internal piston, the Kong Nengrang blood of this kind of special setting more slowly blocks porous plug 5, porous plug 5 can be entered fast by guiding gas, thus gas is discharged syringe 1. As preferably, the size of the present embodiment air inlet port 32 is mated mutually with the size of tapered end face, the angle of inclination (with the angle of horizontal plane) on inclined-plane 31 is 5 ��-30 ��.
Further, the inside of piston 3 is provided with induction trunk 33, and air inlet port 32 is connected with induction trunk 33; The porous plug 5 being provided with permeable watertight in induction trunk 33, the axis of pull bar 2 is hollow 21, and induction trunk 33 is connected with hollow 21 by porous plug 5. The utility model porous plug 5 selects waterproof ventilating type material to make, and this kind of material itself has a lot of micropore, when drying by air, can automatically close when running into blood. Gas in syringe 1 can all be discharged by this porous plug 5 when taking a blood sample, and when blood sampling volume reaches requirement, blood sampling sample and ambient atmos can be made completely isolated, maintains the original state of blood sampling sample well.
As preferably, the top of induction trunk 33 is set to cylindrical hole 331, bottom is set to T-shaped hole 332; One end that pull bar 2 is connected with piston 3 is T-shaped end 22 (such as Fig. 4), and T-shaped end 22 matches with T-shaped hole 332, and is arranged in T-shaped hole 332. In addition, the end face of T-shaped end 22 has offered ladder hole 23, and the shape of porous plug 5 is ladder cylindrical (such as Fig. 5), and porous plug 5 is arranged in ladder hole 23. Owing to the material of piston in the utility model 3 is elastic caoutchouc, it not only has good sliding, and seepage phenomenon not easily occurs, and effectively ensure that the stopping property of blood sample, it is to increase the accuracy of detected result. As preferably, cylindrical hole 331 is provided with an annular protrusion 34 with the transition section in T-shaped hole 332, when T-shaped end and piston 3 assemble, by extruding annular protrusion 34, further increase the stopping property between cylindrical hole 331 and T-shaped end 22, prevent blood from edge seepage. Here, the cross-sectional shape of annular protrusion 34 can be rectangle, trapezoidal, trilateral or arc, acts on as long as its good sealing can be realized.
Further, the material of the utility model pull bar 2 is plastics, such as, blue transparent plastics can be adopted to make, so both have aesthetic property, can loosen again patient's mood, simultaneously the convenient flowing observing blood sample. In addition, the ethane via epoxyethane sterilizing before use of this arterial blood sample collector is disposable medical article.
The utility model adopts heparin coating technology, and heparin consumption is accurate, it may also be useful to convenient, can effectively stop solidifying of blood sample; By arranging the air inlet port of special construction on piston, porous plug can be entered smoothly by guiding gas, and thoroughly be discharged the air in syringe and the bubble in blood by porous plug; By arranging annular protrusion at internal piston, the gap at porous plug edge is sealed completely, avoid the phenomenon oozing blood from edge, accomplished that complete and ambient atmos completely cuts off, be conducive to blood sampling sample better to seal, store and transport; The utility model structure is simple, easy to operate, and blood sampling sample can be allowed to keep original state well, makes assay more accurate, thus is the more effective reference data of clinical offer.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction that the utility model is implemented mode. For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description. Here without the need to also cannot all enforcement modes be given exhaustive. All any amendment, equivalent replacement and improvement etc. done within spirit of the present utility model and principle, all should be included within the protection domain of the utility model claim.
Claims (10)
1. a human body artery blood specimen collection device, comprise syringe (1), pull bar (2) and piston (3), described piston (3) is fixed on one end of described pull bar (2), described pull bar (2) and piston (3) are sleeved in syringe (1), and slide in syringe (1), the inwall of described syringe (1) scribbles antithrombotics coating (4), it is characterized in that, one end of described piston (3) is tapered, described tapered end face is provided with at least three air inlet ports (32), the bottom of described air inlet port (32) is provided with to tilted inclined-plane (31), the inside of described piston (3) is provided with induction trunk (33), and described air inlet port (32) is connected with induction trunk (33), the porous plug (5) of permeable watertight is installed in described induction trunk (33), the axis of described pull bar (2) is hollow (21), and described induction trunk (33) is connected by porous plug (5) hollow with described (21).
2. human body artery blood specimen collection device according to claim 1, it is characterised in that, the top of described induction trunk (33) is cylindrical hole (331), and bottom is T-shaped hole (332); One end that described pull bar (2) is connected with piston (3) is T-shaped end (22), and described T-shaped end (22) is matched with described T-shaped hole (332), and is arranged in described T-shaped hole (332).
3. human body artery blood specimen collection device according to claim 2, it is characterized in that, the end face of described T-shaped end (22) has offered ladder hole (23), the shape of described porous plug (5) is that ladder is cylindrical, and described porous plug (5) is arranged in described ladder hole (23).
4. human body artery blood specimen collection device according to claim 3, it is characterized in that, described cylindrical hole (331) is provided with an annular protrusion (34) with the transition section in T-shaped hole (332), for increasing the stopping property between cylindrical hole (331) and T-shaped end (22).
5. human body artery blood specimen collection device according to claim 4, it is characterised in that, the cross-sectional shape of described annular protrusion (34) is rectangle, trapezoidal, trilateral or arc.
6. human body artery blood specimen collection device according to claim 1, it is characterised in that, the outer wall of described syringe (1) indicates scale marks and scale value; The tip of described syringe (1) is provided with Rule outer cone (11), matches for Rule inner cone with syringe needle.
7. human body artery blood specimen collection device according to claim 6, it is characterised in that, the material of described syringe (1) is colourless transparent plastic, and the material of described pull bar (2) is plastics.
8. human body artery blood specimen collection device according to claim 5, it is characterised in that, described piston (3) adopts elastic rubber material to make, and described porous plug (5) adopts the material of waterproof and breathable to make.
9. human body artery blood specimen collection device according to claim 1, it is characterised in that, described antithrombotics coating (4) is heparinate.
10. human body artery blood specimen collection device according to claim 1, it is characterised in that, described collector is disposable product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620041252.3U CN205268175U (en) | 2016-01-15 | 2016-01-15 | Human arterial blood appearance collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620041252.3U CN205268175U (en) | 2016-01-15 | 2016-01-15 | Human arterial blood appearance collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205268175U true CN205268175U (en) | 2016-06-01 |
Family
ID=56052811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620041252.3U Active CN205268175U (en) | 2016-01-15 | 2016-01-15 | Human arterial blood appearance collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205268175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943148A (en) * | 2017-02-28 | 2017-07-14 | 靖西市秀美边城农业科技有限公司 | Arterial blood air tube |
-
2016
- 2016-01-15 CN CN201620041252.3U patent/CN205268175U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943148A (en) * | 2017-02-28 | 2017-07-14 | 靖西市秀美边城农业科技有限公司 | Arterial blood air tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2750183C (en) | Fluid flow control apparatus and patient fluid sampling method | |
| EP0086456A2 (en) | Blood collector | |
| CN209327056U (en) | A kind of corollary apparatus being loaded for the quantitative sampling of micro-fluidic chip and dilution | |
| CN205268175U (en) | Human arterial blood appearance collector | |
| CN213722106U (en) | Sputum collection device | |
| CN202723862U (en) | Novel nitrogen vacuum blood collection tube | |
| CN210077713U (en) | Saliva collection system convenient to disassemble | |
| CN205826667U (en) | Disposable blood cell counting and analytic set member and New Blood analyser | |
| CN204797850U (en) | Obstetrical department uses heparin tube | |
| RU136346U1 (en) | VACUUM TUBE | |
| CN208243562U (en) | A kind of safety-type arteria hemostix | |
| CN204330416U (en) | A kind of medical test is with adopting urine device | |
| CN209606422U (en) | For detecting human body to the kit of Docetaxel drug effect and adverse reaction | |
| CN112716492A (en) | Trace arterial blood gas hemostix | |
| CN209463998U (en) | A kind of fowl serum quick separating vacuum blood collection tube | |
| CN207412173U (en) | A kind of novel evacuated heparin tube | |
| CN211674271U (en) | Medical blood sampling test tube | |
| CN208659381U (en) | A kind of micro vacuum blood collection tube and its bracket | |
| CN207694837U (en) | A kind of micro control pipette of new chemical experiment | |
| CN208464091U (en) | Disposable human body artery blood sample collector | |
| CN211723141U (en) | Central pulse pressure measuring tube | |
| CN110974256A (en) | Clinical medicine clinical laboratory uses vacuum blood sampling device | |
| CN212844528U (en) | Novel integrated convenient fecal occult blood in-vitro diagnosis device | |
| CN208130001U (en) | A kind of preset type arterial blood sample collector | |
| CN219229893U (en) | Disposable trace blood gas hemostix |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |