CN209186726U - A kind of one hand push type negative pressure blood collection needle tubing - Google Patents
A kind of one hand push type negative pressure blood collection needle tubing Download PDFInfo
- Publication number
- CN209186726U CN209186726U CN201821251865.5U CN201821251865U CN209186726U CN 209186726 U CN209186726 U CN 209186726U CN 201821251865 U CN201821251865 U CN 201821251865U CN 209186726 U CN209186726 U CN 209186726U
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- China
- Prior art keywords
- blood
- suction pipe
- blood collection
- syringe case
- fixedly connected
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of singlehanded push type negative pressure blood collection needle tubings, belong to blood collection needle tubing field.A kind of one hand push type negative pressure blood collection needle tubing, including syringe case, operation button and suction pipe, existing blood-collecting needle tube, it requires medical staff and holds blood-collecting needle tube and both hands operation, it is inconvenient for operation to be unable to one-handed performance, and blood sampling volume is not accurate, therefore by being provided with adjusting knob, syringe case outer upper end is provided with handle cover, middle side part is provided with display window outside syringe case, when in use, by adjusting range adjusting knob and observing the data of display window, range adjusting knob is transferred to the data of needs, singlehanded pressing operation button can be carried out to acquire blood and can precisely be sampled, piston rod is internally provided in suction pipe simultaneously, it can avoid blood directly to contact and contaminated blood with syringe case.
Description
Technical field
The utility model relates to blood collection needle tubing fields, more specifically to a kind of singlehanded push type blood collection
Needle tubing.
Background technique
With the rapid development of science and technology, also followed by the paces in epoch, people take a blood sample and examine when seeing a doctor medical field
Looking into is a kind of common detection methods, and blood taking needle is a kind of blood taking needle for being used to acquire blood sample during medical inspection, by needle
Head and shank composition, syringe needle are located at the head of shank, sheath are slidably connected on shank, are equipped between sheath and shank multiple
The initial position of position spring and sheath is located at the head of syringe needle and shank.Vacuum blood collector is quick and precisely adopted as clinical blood
Collection, has safe, closed, and transhipment is convenient, and head color is different, is easy to the advantages that differentiating, is to traditional blood collection needle mode
Revolutionary character innovation.
But existing either traditional blood collection needle or vacuum blood collector, require the hand-held blood sampling of medical staff
Device and both hands operate, inconvenient for operation to be unable to that one-handed performance blood sampling volume is not accurate, and traditional blood collection needle is shifting
When blood sample, blood will receive pollution.
Utility model content
1. technical problems to be solved
For the structure problem of negative pressure blood collection needle tubing existing in the prior art, problem is as follows:
(1) existing blood collection device can not carry out one-handed performance, the not accurate problem of blood sampling volume；
(2) after traditional blood collection needle blood sampling tube, the problem of blood will receive pollution in blood transfer process.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of one hand push type negative pressure blood collection needle tubing, including syringe case, operation button and suction pipe, the operation are pressed
It is fixedly connected at left and right sides of button bottom end with connecting rod top, syringe case bosom two sides are provided with helical spring
Slot, the connecting rod lower end are actively socketed on helical spring slot inner upper end, the helical spring slot inner bottom and to the greatest extent
Power spring bottom end be fixedly connected, the spring top as possible is fixedly connected with connecting rod bottom end, on syringe case outside
End is fixedly installed with handle cover, and the outer middle side part of the syringe case is provided with display window, left and right two outside the syringe case
Side is movably installed with adjusting knob, and the suction pipe upper end is actively socketed on syringe case interior lower end, the suction pipe lower end left side
It is provided with valve switch, the suction pipe bottom end is flexibly connected with needle head fixer upper end, the fixed peace in the needle head fixer lower end
Equipped with blood collection needles；
The left and right sides is provided with worm screw inside the syringe case, on the outside of the worm screw with the adjusting knob inside company of engagement
It connects, the worm screw bottom end is fixedly connected with sleeve upper end, and the sleeve lower end is flexibly connected with suction pipe upper end.
Preferably, the operation button center bottom is fixedly connected with pressing lever top, the pressing lever bottom end and piston
Bar top is flexibly connected, and the piston rod bottom end is fixedly connected with piston head top middle portion, at left and right sides of the piston head and is inhaled
It is flexibly connected on the inside of pipe.Directly piston is placed in suction pipe, collected blood is can effectively avoid and is directly contacted with syringe case
And contaminated blood, while piston rod is flexibly connected the blood for detachably preventing being secondary use and pollute acquisition with pressing lever.
Preferably, the piston head inner right side fixing sleeve is connected to fibre conduit, the fibre conduit upper end and flexible conduit lower end
It is fixedly connected, the flexible conduit upper end is actively socketed on upper end on the right side of suction pipe, and the flexible conduit other end is provided with blood collection
Ware.By being provided with blood collection ware in the flexible conduit other end, directly blood can be made to be flowed into blood during acquiring blood
Liquid is collected in ware, and the problem of being contaminated such as traditional blood collection needle blood is avoided.
3. the utility model has the advantages that
(1) the utility model is provided with syringe case and range adjusting knob, and existing either traditional syringe is adopted
Blood or vacuum blood collector require medical staff and hold hemostix and both hands operation, inconvenient for operation to be unable to one-handed performance,
And blood sampling volume is not accurate.The utility model is provided with circle by being provided with operation button, in syringe case bosom two sides
Cylindrical spring slot, helical spring slot inner bottom and spring bottom end as possible be fixedly connected, as possible spring top with connect
Bar bottom end is fixedly connected, and when in use, one hand holds syringe case, using thumb press operation button, utilizes spring as possible
Telescopic pushes piston rod, makes to generate negative pressure in suction pipe that blood was collected, while by will be on the outside of worm screw and on the inside of adjusting knob
Engagement connection, worm screw bottom end is fixedly connected with sleeve upper end, and rotation of adjustment knob determines range when use, and essence can be effectively performed
Quasi- acquisition；
(2) the utility model is provided with suction pipe, since existing blood collection needle tubing is disposable vacuumized blood mostly
Collector more wastes, and traditional blood collector is that blood was collected using syringe mostly, needs to carry out blood transfer
It saves, however collected blood may be subjected to pollution during blood transfer, therefore by being provided with suction pipe, suction pipe
Upper end is flexibly connected with sleeve lower end, can directly carry out dismounting and change, piston rod and piston head is internally provided in suction pipe, in work
Chock plug is internally provided with fibre conduit, and fibre conduit is fixedly connected with flexible conduit one end, and the flexible conduit other end is provided with blood collection ware,
Directly piston is placed in suction pipe, collected blood is can effectively avoid and is directly contacted and contaminated blood with syringe case, simultaneously
Piston rod is flexibly connected the blood for detachably preventing being secondary use and pollute acquisition with pressing lever, by another in flexible conduit
End be provided with blood collection ware, so that blood is flowed into blood collection ware during acquiring blood, avoid as
The problem of traditional blood collection needle blood is contaminated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 faces schematic cross-sectional view for the utility model.
Figure label explanation:
1 syringe case, 2 suction pipes, 3 operation buttons, 4 handle covers, 5 connecting rods, 6 sleeves, 7 display windows, 8 adjusting knobs, 9
Needle head fixer, 10 valve switch, 11 blood collection needles, 12 helical spring slots, 13 as possible spring, 14 worm screws, 15 pressing levers, 16
Piston rod, 17 piston heads, 18 fibre conduits, 19 flexible conduits, 20 blood collection wares.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Embodiment 1: a kind of one hand push type negative pressure blood collection needle tubing, including syringe case 1, operation button 3 and suction pipe
2,3 bottom end of the operation button left and right sides is fixedly connected with 5 top of connecting rod, and 1 bosom two sides of syringe case are provided with cylinder
Shape spring groove 12,5 lower end of connecting rod are actively socketed on 12 inner upper end of helical spring slot, 12 inner bottom of helical spring slot
With 13 bottom end of spring as possible be fixedly connected, 13 top of spring is fixedly connected with 5 bottom end of connecting rod as possible, the outside of syringe case 1
Upper end is fixedly installed with handle cover 4, and the outer middle side part of syringe case 1 is provided with display window 7, the 1 outside left and right sides of syringe case
It is movably installed with adjusting knob 8,2 upper end of suction pipe is actively socketed on 1 interior lower end of syringe case, is provided on the left of 2 lower end of suction pipe
Valve switch 10,2 bottom end of suction pipe are flexibly connected with 9 upper end of needle head fixer, and 9 lower end of needle head fixer is fixedly installed with blood taking needle
First 11, outside needle tubing, the 1 inside left and right sides is provided with worm screw 14,14 outside of worm screw with engage connection, worm screw on the inside of adjusting knob 8
14 bottom ends are fixedly connected with 6 upper end of sleeve, and 6 lower end of sleeve is flexibly connected with 2 upper end of suction pipe；
Existing either traditional blood collection needle or vacuum blood collector require medical staff and hold hemostix simultaneously
And both hands operate, and it is inconvenient for operation to be unable to one-handed performance, and blood sampling volume is not accurate.The utility model by be provided with operation by
Button 3 is provided with helical spring slot 12 in 1 bosom two sides of syringe case, is internally provided with to the greatest extent in helical spring slot 12
Power spring 13,13 top of spring is fixedly connected with 5 bottom end of connecting rod as possible, and when in use, one hand holds syringe case 1, is utilized
Thumb press operation button 3 pushes piston rod 16 using the Telescopic of spring 13 as possible, makes to generate negative pressure progress in suction pipe 2
Blood sampling, while by the way that company is fixed with connection, 14 bottom end of worm screw and 6 upper end of sleeve is engaged on the inside of adjusting knob 8 in 14 outside of worm screw
It connects, rotation of adjustment knob 8 determines range when use, and accurate acquisition can be effectively performed.
Embodiment 2: based on embodiment 1 but different, 3 center bottom of operation button is fixed with 15 top of pressing lever
Connection, 15 bottom end of pressing lever are flexibly connected with 16 top of piston rod, 16 bottom end of piston rod and the fixed company of 17 top middle portion of piston head
Connect, the left and right sides of piston head 17 be flexibly connected on the inside of suction pipe 2,19 inner right side fixing sleeve of piston head is connected to fibre conduit 18, firmly
18 upper end of conduit is fixedly connected with 19 lower end of flexible conduit, and 19 upper end of flexible conduit is actively socketed on 2 right side upper end of suction pipe, flexible conduit 19
The other end is provided with blood collection ware 20；
It since existing blood collection needle tubing is disposable evacuated blood collection device mostly, more wastes, and tradition
Blood collector be that blood was collected using syringe mostly, need to carry out blood transfer and save, however in the mistake of blood transfer
Collected blood may be subjected to pollution in journey, therefore by being provided with suction pipe 2,2 upper end of suction pipe and 6 lower end activity of sleeve connect
It connects, can directly carry out dismounting and change, be internally provided with piston rod 16 and piston head 17 in suction pipe 2, be arranged inside piston head 17
There is fibre conduit 18, fibre conduit 18 is fixedly connected with 19 one end of flexible conduit, and 19 other end of flexible conduit is provided with blood collection ware 20, directly
It connects and piston rod 16 is placed in suction pipe 2, can effectively avoid collected blood and directly contacted and contaminated blood with syringe case 1,
Piston rod 16 is flexibly connected detachably with pressing lever 5 simultaneously, the blood for being secondary use and polluting acquisition is prevented, by leading soft
19 other end of pipe is provided with blood collection ware 20, so that blood is flowed into blood collection ware 20 during acquiring blood
In, avoid the problem of being contaminated such as traditional blood collection needle blood.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (3)
1. a kind of one hand push type negative pressure blood collection needle tubing, including syringe case (1), operation button (3) and suction pipe (2),
It is characterized in that: being fixedly connected at left and right sides of operation button (3) bottom end with connecting rod (5) top, in the syringe case (1)
Two sides are provided with helical spring slot (12) among portion, and connecting rod (5) lower end is actively socketed on helical spring slot (12)
Inner upper end, helical spring slot (12) inner bottom are fixedly connected with spring as possible (13) bottom end, the spring as possible
(13) top is fixedly connected with connecting rod (5) bottom end, and syringe case (1) outer upper end is fixedly installed with handle cover (4), institute
It states syringe case (1) outer middle side part to be provided with display window (7), the external left and right sides of the syringe case (1) is movably installed with
Adjusting knob (8), institute suction pipe (2) upper end are actively socketed on syringe case (1) interior lower end, set on the left of suction pipe (2) lower end
It is equipped with valve switch (10), suction pipe (2) bottom end is flexibly connected with needle head fixer (9) upper end, the needle head fixer (9)
Lower end is fixedly installed with blood collection needles (11)；
The internal left and right sides of the syringe case (1) is provided with worm screw (14), on the outside of the worm screw (14) and in adjusting knob (8)
Side engagement connection, worm screw (14) bottom end are fixedly connected with sleeve (6) upper end, sleeve (6) lower end and suction pipe (2) upper end
It is flexibly connected.
2. a kind of singlehanded push type negative pressure blood collection needle tubing according to claim 1, it is characterised in that: the operation is pressed
Button (3) center bottom is fixedly connected with pressing lever (15) top, pressing lever (15) bottom end and the activity of piston rod (16) top
Connection, piston rod (16) bottom end is fixedly connected with piston head (17) top middle portion, at left and right sides of the piston head (17) and
It is flexibly connected on the inside of suction pipe (2).
3. a kind of singlehanded push type negative pressure blood collection needle tubing according to claim 2, it is characterised in that: the piston head
(17) inner right side fixing sleeve is connected to fibre conduit (18), and fibre conduit (18) upper end is fixedly connected with flexible conduit (19) lower end,
Flexible conduit (19) upper end is actively socketed on upper end on the right side of suction pipe (2), and flexible conduit (19) other end is provided with blood receipts
Collect ware (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251865.5U CN209186726U (en) | 2018-08-06 | 2018-08-06 | A kind of one hand push type negative pressure blood collection needle tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821251865.5U CN209186726U (en) | 2018-08-06 | 2018-08-06 | A kind of one hand push type negative pressure blood collection needle tubing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209186726U true CN209186726U (en) | 2019-08-02 |
Family
ID=67404821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821251865.5U Expired - Fee Related CN209186726U (en) | 2018-08-06 | 2018-08-06 | A kind of one hand push type negative pressure blood collection needle tubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209186726U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575184A (en) * | 2019-09-24 | 2019-12-17 | 江苏科华医疗器械科技有限公司 | Stepless regulation type range blood sampling device |
| CN112842336A (en) * | 2021-01-12 | 2021-05-28 | 王盛 | Blood collection bottle for blood collection in immune cell therapy |
-
2018
- 2018-08-06 CN CN201821251865.5U patent/CN209186726U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575184A (en) * | 2019-09-24 | 2019-12-17 | 江苏科华医疗器械科技有限公司 | Stepless regulation type range blood sampling device |
| CN112842336A (en) * | 2021-01-12 | 2021-05-28 | 王盛 | Blood collection bottle for blood collection in immune cell therapy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20200806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |