CN204092001U - A kind of vacuum blood collector of improvement - Google Patents
A kind of vacuum blood collector of improvement Download PDFInfo
- Publication number
- CN204092001U CN204092001U CN201420507058.0U CN201420507058U CN204092001U CN 204092001 U CN204092001 U CN 204092001U CN 201420507058 U CN201420507058 U CN 201420507058U CN 204092001 U CN204092001 U CN 204092001U
- Authority
- CN
- China
- Prior art keywords
- puncture needle
- test tube
- vacuum test
- cylindrical base
- plug
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of vacuum blood collector of improvement, comprise vacuum test tube and the first puncture needle, first puncture needle is connected with the second puncture needle by sebific duct, described vacuum test tube top is provided with sealing-plug, the edge of sealing-plug is provided with the puncturing hole through sealing-plug, be provided with caulking gum body in puncturing hole, the vacuum test tube inwall near caulking gum body is provided with triangle boss; The afterbody of described second puncture needle is provided with cylindrical base; slide outside cylindrical base and be socketed with protective sleeve; the bottom of cylindrical base is provided with rubber gasket sheet; rubber gasket sheet slides and is provided with connection tube; one end of connection tube is connected with sebific duct; the other end is connected with plastic seal plate, and plastic seal intralaminar part is provided with several U-lags, and the sidewall of the second puncture needle is provided with triangular hill.This utility model can improve the deficiencies in the prior art, further simplify the operating procedure of vacuum test tube.
Description
Technical field
This utility model relates to a kind of clinical blood-taking device, especially a kind of vacuum blood collector of improvement.
Background technology
Clinical in the gatherer process of venous blood, conventional apparatus is needle tube type hemostix and vacuum blood collector.Because vacuum blood collector is easy to operate, cost is low, so popularize gradually.Chinese utility model patent CN 203597956U discloses a kind of vacuum test tube, improves the structure of test tube sealing-plug, improves safety in utilization.But the structure of this improvement still needs to carry out traditional pin that pulls out to be operated, and needs to press blood taking tube with hands in blood collection procedure, and it is still convenient not to use always.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of vacuum blood collector of improvement, can solve the deficiencies in the prior art, further simplify the operating procedure of vacuum test tube.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of vacuum blood collector of improvement, comprise vacuum test tube and the first puncture needle, first puncture needle is connected with the second puncture needle by sebific duct, first puncture needle carries out venipuncture, second puncture needle inserts the venous blood importing vacuum test tube that the first puncture needle is got by vacuum test tube, described vacuum test tube top is provided with sealing-plug, the edge of sealing-plug is provided with the puncturing hole through sealing-plug, be provided with caulking gum body in puncturing hole, the vacuum test tube inwall near caulking gum body is provided with triangle boss, the afterbody of described second puncture needle is provided with the cylindrical base be connected with the second puncture needle, slide outside cylindrical base and be socketed with protective sleeve, the bottom of protective sleeve is provided with sealed plastic film, second puncture needle is positioned at inside sealed plastic film, be provided with slip on rubber gasket sheet rubber gasket sheet in cylindrical base and be provided with connection tube, one end of connection tube is connected with sebific duct, the other end is positioned at cylindrical base inside, be connected with plastic seal plate, plastic seal intralaminar part is provided with several U-lags, U-lag one end communicates with connection tube, the other end communicates with the upper surface of plastic seal plate, the inwall that cylindrical base is close to rubber gasket sheet inner surface is provided with strip groove, plastic seal plate outer ledge is provided with strip projected parts, strip projected parts and strip groove interference fit, the sidewall of the second puncture needle is provided with triangular hill, after second puncture needle thrusts vacuum test tube, triangular hill is connected to below triangle boss.
As preferably, described vacuum test tube arranged outside has enclosing cover, and cover top portion has been threaded seal cover, and the outer wall of one end that the inwall of seal cover is connected with sebific duct with connection tube is provided with the screw thread cooperatively interacted.
As preferably, be vertically provided with S shape baffle plate in described vacuum test tube, the arc part bottom S shape baffle plate is immediately below the second puncture needle.
The beneficial effect adopting technique scheme to bring is: this utility model is at the second puncture needle arranged outside protective sleeve; accidental injury when picking and placeing the second puncture needle can be prevented; second puncture needle is aimed at puncturing hole and is punctured; first wear out sealed plastic film, then run through caulking gum body and enter vacuum test tube inside.At this moment protective sleeve continues the outside remaining on the second puncture needle, and contacts with sealing-plug, plays the effect of outer layer protection and isolation.After second puncture needle penetrates vacuum test tube, as long as hear " click clatter " sound, triangular hill is just connected to below triangle boss, and the second puncture needle is fixed in vacuum test tube.The venous blood that first puncture needle gathers flows into vacuum test tube through sebific duct, connection tube, U-lag, cylindrical base eventually through the second puncture needle.After blood sampling, upwards mentioned by plastic seal plate, strip projected parts snaps in strip groove, and the outlet of U-lag is closed by rubber gasket sheet, makes the inside and outside isolation of vacuum test tube.Then sebific duct is pulled up from connection tube, buckle enclosing cover, sealing is placed on connection tube and is threaded, namely complete whole blood collection procedure.Second puncture needle of the present utility model can be connected in vacuum test tube, manually presses holding position without the need to medical worker; Without the need to the second puncture needle is extracted after having taken a blood sample, not only simplify operating process, avoid the risk of accidental injury, the more important thing is and can realize the directly airtight of vacuum test tube after blood sampling, make vacuum test tube inner with outside air without any contacting, avoid and extract inclusion of air vacuum test tube that the second puncture needle brings and the problem that affects detection accuracy.Vacuum test tube be divide into two parts by S shape baffle plate, when blood sampling volume is less, only can use a part, be convenient to the extraction sampling in later stage, in addition, two arc parts of S shape baffle plate can make blood flow along S shape baffle plate, decrease vacuum test tube inner blood drippage and foam is spattered in dripping of occurring.
Accompanying drawing explanation
Fig. 1 is the structure chart of vacuum test tube in this utility model detailed description of the invention.
Fig. 2 is the structure chart of puncture needle in this utility model detailed description of the invention.
In figure: 1, vacuum test tube; 2, the first puncture needle; 3, sebific duct; 4, sealing-plug; 5, caulking gum body; 6, triangle boss; 7, protective sleeve; 8, sealed plastic film; 9, cylindrical base; 10, rubber gasket sheet; 11, connection tube; 12, plastic seal plate; 13, U-lag; 14, groove; 15, strip projected parts; 16, triangular hill; 17, enclosing cover; 18, seal cover; 19, S shape baffle plate; 20, the second puncture needle; 21, spring leaf; 22, rubber ring.
Detailed description of the invention
The standardized element used in this utility model all can be commercially, shaped piece all can carry out customized according to description with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding, stickup ripe in prior art, is not described in detail in this.
With reference to Fig. 1-2, this utility model detailed description of the invention comprises vacuum test tube 1 and the first puncture needle 2, first puncture needle 2 is connected with the second puncture needle 20 by sebific duct 3, first puncture needle 2 carries out venipuncture, second puncture needle 20 inserts the venous blood importing vacuum test tube 1 that the first puncture needle 2 is got by vacuum test tube 1, described vacuum test tube 1 top is provided with sealing-plug 4, the edge of sealing-plug 4 is provided with the puncturing hole through sealing-plug 4, be provided with caulking gum body 5 in puncturing hole, vacuum test tube 1 inwall near caulking gum body 5 is provided with triangle boss 6, the afterbody of described second puncture needle 20 is provided with the cylindrical base 9 be connected with the second puncture needle 20, slide outside cylindrical base 9 and be socketed with protective sleeve 7, the bottom of protective sleeve 7 is provided with sealed plastic film 8, second puncture needle 20 is positioned at inside sealed plastic film 8, be provided with slip on rubber gasket sheet 10 rubber gasket sheet 10 in cylindrical base 9 and be provided with connection tube 11, one end of connection tube 11 is connected with sebific duct 3, it is inner that the other end is positioned at cylindrical base 9, be connected with plastic seal plate 12, plastic seal plate 12 inside is provided with several U-lags 13, U-lag 13 one end communicates with connection tube 11, the other end communicates with the upper surface of plastic seal plate 12, the inwall that cylindrical base 9 is close to rubber gasket sheet 10 inner surface is provided with strip groove 14, plastic seal plate 12 outer ledge is provided with strip projected parts 15, strip projected parts 15 and strip groove 14 interference fit, the sidewall of the second puncture needle 20 is provided with triangular hill 16, after second puncture needle 20 thrusts vacuum test tube 1, triangular hill 16 is connected to below triangle boss 6.Vacuum test tube 1 arranged outside has enclosing cover 17, and enclosing cover 17 screw top is connected with seal cover 18, and the outer wall of one end that the inwall of seal cover 18 is connected with sebific duct 3 with connection tube 11 is provided with the screw thread cooperatively interacted.Protective sleeve 7 can prevent accidental injury when picking and placeing the second puncture needle 20, and the second puncture needle 20 is aimed at puncturing hole and punctured, and first wears out sealed plastic film 8, then runs through caulking gum body 5 and enters vacuum test tube 1 inside.At this moment protective sleeve 7 continues the outside remaining on the second puncture needle 20, and contacts with sealing-plug 4, plays the effect of outer layer protection and isolation.After second puncture needle 20 penetrates vacuum test tube 1, triangular hill 16 is connected to below triangle boss 6, and the second puncture needle 20 is fixed in vacuum test tube 1.The venous blood that first puncture needle 2 gathers flows into vacuum test tube 1 through sebific duct 3, connection tube 11, U-lag 13, cylindrical base 9 eventually through the second puncture needle 20, strip projection 15 adopts quality of rubber materials, it makes to be formed between plastic seal plate 12 and cylindrical base 9 space that blood supply liquid stream is crossed after contacting with cylindrical base 9, make blood flow into the second puncture needle 20 by cylindrical base 9.After blood sampling, upwards mentioned by plastic seal plate 12, strip projected parts 15 snaps in strip groove 14, and the outlet of U-lag 13 is closed by rubber gasket sheet 10, makes the inside and outside isolation of vacuum test tube 1.Then sebific duct 3 is pulled up from connection tube 11, buckle enclosing cover 17, seal cover 18 is threaded in connection tube 11, namely complete whole blood collection procedure.Second puncture needle 20 of the present embodiment can be connected in vacuum test tube 1, manually presses holding position without the need to medical worker; Without the need to the second puncture needle 20 is extracted after having taken a blood sample, not only simplify operating process, avoid the risk of accidental injury, the more important thing is and can realize the directly airtight of vacuum test tube 1 after blood sampling, make vacuum test tube 1 inner with outside air without any contacting, avoid and extract inclusion of air vacuum test tube 1 that the second puncture needle 20 brings and the problem that affects detection accuracy.Arc part bottom S shape baffle plate 19, S shape baffle plate 19 is vertically provided with immediately below the second puncture needle 20 in vacuum test tube 1.Two arc parts of S shape baffle plate 19 can make blood flow along S shape baffle plate, decrease vacuum test tube 1 inner blood drippage and foam is spattered in dripping of occurring.
In addition, bottom sealing-plug 4 and between vacuum test tube 1 inwall, be provided with spring leaf 21, the bottom of spring leaf 21 is fixed on vacuum test tube 1 inwall, and the top of spring leaf 21 is provided with rubber ring 22, and rubber ring 22 is crimped on the puncturing hole place bottom sealing-plug 4.Extruding by interference fit between sealing-plug 4 and vacuum test tube 1 seals, slip surplus is there is between sealing-plug 4 and vacuum test tube 1, when the second puncture needle is through after caulking gum body 5, sealing-plug 4 is extruded downwards by sealing-plug 4 applied pressure, sealing-plug 4 produces downward micro-displacement relative to vacuum test tube 1, thus compression spring leaf 21, make rubber ring 22 fit tightly outside the second puncture needle 20, seal between the second puncture needle 20 and caulking gum body 5.
Wherein, sealing-plug 4 adopts fluorubber, and caulking gum body 5 adopts halogenated butyl rubber, and rubber gasket sheet 10, strip projected parts 15 and rubber ring 22 adopt nitrile rubber.Be similar to the structures such as vacuum test tube 1 and puncture needle and belong to prior art, fully open in the patent documentation that background technology is quoted, the application carries out improving on this basis, so be not described in detail in this.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the vacuum blood collector improved, comprise vacuum test tube (1) and the first puncture needle (2), first puncture needle (2) is connected with the second puncture needle (20) by sebific duct (3), first puncture needle (2) carries out venipuncture, second puncture needle (20) inserts venous blood importing vacuum test tube (1) that the first puncture needle (2) is got by vacuum test tube (1), it is characterized in that: described vacuum test tube (1) top is provided with sealing-plug (4), the edge of sealing-plug (4) is provided with the puncturing hole through sealing-plug (4), caulking gum body (5) is provided with in puncturing hole, vacuum test tube (1) inwall near caulking gum body (5) is provided with triangle boss (6), the afterbody of described second puncture needle (20) is provided with the cylindrical base (9) be connected with the second puncture needle (20), slide and be socketed with protective sleeve (7) in cylindrical base (9) outside, the bottom of protective sleeve (7) is provided with sealed plastic film (8), second puncture needle (20) is positioned at sealed plastic film (8) inner side, rubber gasket sheet (10) is provided with in cylindrical base (9), the upper slip of rubber gasket sheet (10) is provided with connection tube (11), one end of connection tube (11) is connected with sebific duct (3), it is inner that the other end is positioned at cylindrical base (9), be connected with plastic seal plate (12), plastic seal plate (12) inside is provided with several U-lags (13), U-lag (13) one end communicates with connection tube (11), the other end communicates with the upper surface of plastic seal plate (12), the inwall that cylindrical base (9) is close to rubber gasket sheet (10) inner surface is provided with strip groove (14), plastic seal plate (12) outer ledge is provided with strip projected parts (15), strip projected parts (15) and strip groove (14) interference fit, the sidewall of the second puncture needle (20) is provided with triangular hill (16), after second puncture needle (20) thrusts vacuum test tube (1), triangular hill (16) is connected to triangle boss (6) below.
2. the vacuum blood collector of improvement according to claim 1, it is characterized in that: described vacuum test tube (1) arranged outside has enclosing cover (17), enclosing cover (17) screw top is connected with seal cover (18), and the outer wall of one end that the inwall of seal cover (18) is connected with sebific duct (3) with connection tube (11) is provided with the screw thread cooperatively interacted.
3. the vacuum blood collector of improvement according to claim 1, it is characterized in that: be vertically provided with S shape baffle plate (19) in described vacuum test tube (1), the arc part of S shape baffle plate (19) bottom is immediately below the second puncture needle (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507058.0U CN204092001U (en) | 2014-09-04 | 2014-09-04 | A kind of vacuum blood collector of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507058.0U CN204092001U (en) | 2014-09-04 | 2014-09-04 | A kind of vacuum blood collector of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204092001U true CN204092001U (en) | 2015-01-14 |
Family
ID=52260475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507058.0U Expired - Fee Related CN204092001U (en) | 2014-09-04 | 2014-09-04 | A kind of vacuum blood collector of improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204092001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175798A (en) * | 2016-07-13 | 2016-12-07 | 哈尔滨三联药业股份有限公司 | A kind of vacuum test tube of one-hand operation |
-
2014
- 2014-09-04 CN CN201420507058.0U patent/CN204092001U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175798A (en) * | 2016-07-13 | 2016-12-07 | 哈尔滨三联药业股份有限公司 | A kind of vacuum test tube of one-hand operation |
| CN106175798B (en) * | 2016-07-13 | 2023-01-17 | 哈尔滨三联药业股份有限公司 | Vacuum blood collection tube capable of being operated by single hand |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204092001U (en) | A kind of vacuum blood collector of improvement | |
| CN207949809U (en) | A kind of vacuum blood collection tube | |
| CN204543006U (en) | A kind of endocrine hydrops extractor | |
| CN116058834B (en) | Blood sampling analysis integral type device | |
| CN208892605U (en) | Novel human-body arterial blood sample collector | |
| CN103190922B (en) | Single use vacuum test tube | |
| CN203710050U (en) | Neurological cerebrospinal fluid specimen sampling device | |
| CN204474288U (en) | A kind of vacuum test tube pulls out cap device | |
| CN204744206U (en) | Blood sampling three way connection and hemostix | |
| CN204520711U (en) | A kind of medical test blood taking needle that can detect HIV antibody | |
| CN204618953U (en) | A kind of endocrine hydrops extractor | |
| CN204445956U (en) | The lumbar puncture sampler that a kind of B ultrasonic is auxiliary | |
| CN208769792U (en) | Integral type hemostix | |
| CN203122432U (en) | Blood collecting tube | |
| CN103142239B (en) | Vacuum blood collection tube manufacturing method | |
| CN202458388U (en) | Anti-pollution test tube for blood detection | |
| CN202837036U (en) | Splash-proof double-channel sampling needle for blood collection tube | |
| CN112932480A (en) | Finger blood trace quantitative sampling device and analysis method for rapid quantitative detection | |
| CN202942124U (en) | Blood taking needle for medical examination | |
| CN206161662U (en) | Novel portable integrative rainbow blood sucking sugar appearance | |
| CN208598412U (en) | Disposable specific blood component collection pipe | |
| CN218725684U (en) | Liquid sampler | |
| CN204468150U (en) | A kind of bone marrow aspiration sampler | |
| CN204484133U (en) | A kind of vacuum test tube | |
| CN220603047U (en) | Anti-blocking blood cell sampling needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20150904 |
|
| EXPY | Termination of patent right or utility model |