CN209661664U - A kind of disposable binary channels blood taking needle - Google Patents
A kind of disposable binary channels blood taking needle Download PDFInfo
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- CN209661664U CN209661664U CN201821879560.9U CN201821879560U CN209661664U CN 209661664 U CN209661664 U CN 209661664U CN 201821879560 U CN201821879560 U CN 201821879560U CN 209661664 U CN209661664 U CN 209661664U
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- collection tube
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Abstract
The utility model relates to field of mechanical technique, in particular a kind of disposable binary channels blood taking needle, including vacuum blood collection tube, one end of the vacuum blood collection tube is equipped with puncture needle, another end of the vacuum blood collection tube is equipped with connector, and the connector is equipped with vacuum tube, and the vacuum blood collection tube is equipped with connecting tube close to one end tube body of the puncture needle, it is provided with clamping device on the vacuum blood collection tube and the connecting tube, adhesive tape is equipped at the threeway region in the connecting tube.A triplate line is formed between the vacuum blood collection tube, puncture needle and connecting tube three that the utility model passes through setting, and the clamping device by being arranged is clamped, and solves the problems, such as that conventional blood collection needle is not convenient to use and will affect inspection result；The problem of additionally by the adhesive tape of setting, facilitating and vacuum blood collection tube and connecting tube be fixed, solving general blood taking needle when in use, staff is needed to take adhesive tape repeatedly.
Description
Technical field
The utility model relates to field of mechanical technique, specially a kind of disposable binary channels blood taking needle.
Background technique
Blood taking needle is a kind of device for being used to acquire blood sample during medical inspection, is made of syringe needle and shank, syringe needle
It is located at the head of shank.Clinically, it is the important supplementary means of clear disease that acquisition blood samples of patients, which is tested, therefore blood mark
This acquisition is also the important content of nursery work.
It is all very critical in the state of an illness of infant or patient that the departments such as NICU, ICU, division of respiratory disease accept for medical treatment, it is frequently encountered dynamic
The case where arteries and veins blood gas analysis and other vein blood specimens will be examined, medical staff will use disposable vein blood taking needle and adopt at this time
Collect Venous Blood sample, and acquire patient's arterial blood sample using anticoagulant syringe, the above operation needs to puncture at least 2 to patient
It is secondary, increase patient suffering, is even more to cause greatly to injure, or use disposable syringe connector to pain person is not resistant to
Sword-shaped needle punctures patient's artery, and first venous blood samples sample is injected separately into vacuum blood collection tube, reuses anticoagulant syringe and extracts vim and vigour point
Blood sample is analysed, which need to only puncture 1 time, but syringe blood drawing reinjects vacuum tube and easily leads to haemolysis, blood coagulation, steady to sample
Qualitative effect is larger, directly affects inspection result.In consideration of it, it is proposed that a kind of disposable binary channels blood taking needle.
Utility model content
The purpose of this utility model is to provide a kind of disposable binary channels blood taking needles, to solve above-mentioned background technique
The conventional blood collection needle of middle proposition is not convenient to use and will affect inspection result problem.
To achieve the above object, the utility model provides the following technical solutions:
A kind of disposable binary channels blood taking needle, including vacuum blood collection tube, an end of the vacuum blood collection tube are equipped with
Puncture needle, another end of the vacuum blood collection tube are equipped with connector, and the connector is equipped with vacuum tube, and the vacuum tube
Mating between the connector, the vacuum blood collection tube is equipped with connecting tube close to one end tube body of the puncture needle,
And the connecting tube is connected with the vacuum blood collection tube, an end of the connecting tube is equipped with fixing head, in the fixing head
Equipped with anticoagulant syringe, and it is mating between the anticoagulant syringe and the fixing head；The vacuum blood collection tube and institute
It states and is provided with clamping device in connecting tube.
Preferably, the length of the vacuum blood collection tube is greater than the length of the connecting tube.
Preferably, each clamping device includes fixing sleeve, and an end of each fixing sleeve is respectively mounted limited
Position block, another end of each fixing sleeve is mounted on fixture block, offers in each fixing sleeve and be connected with the external world
Logical groove.
Preferably, it is mounted on fixed block on the rear side cell wall of each groove, is opened up in each fixed block
There is the rectangular channel being connected with the external world, the card being connected with the external world is offered on the left and right sides cell wall of each rectangular channel
Slot.
Preferably, compact heap, the roof of each groove and bottom are mounted on the front side cell wall of each groove
It is offered on wall and is each passed through thereon described with the through-hole that is connected of the external world, the vacuum blood collection tube and the connecting tube
Two through-holes in clamping device, and the part tube body of the vacuum blood collection tube and the part tube body of the connecting tube are equal
In the corresponding rectangular channel.
Preferably, the position of each compact heap is and the position of the corresponding rectangular channel is facing each other.
Preferably, adhesive tape is equipped at the threeway region in the connecting tube.
Compared with prior art, the utility model has the beneficial effects that
1, a threeway is formed between the vacuum blood collection tube, puncture needle and connecting tube three that the utility model passes through setting
Pipeline is clamped connecting tube by clamping device, only vacuum is adopted at this time when acquiring patient's artery and vein blood specimen to patient
Blood vessel is connected to puncture needle, just realizes the acquisition to artery and vein blood specimen, in addition is needing to extract blood gas analysis using syringe
When sample, vacuum blood collection tube is clamped by clamping device, i.e., only has connecting tube to be connected with puncture needle at this time, just realizes and extracts
Blood gas analysis specimen is solved medical staff using conventional blood collection needle and acquires Venous Blood sample, and adopted using anticoagulant syringe
Collect patient's arterial blood sample, the above operation needs to puncture patient at least 2 times, increases patient suffering, to not being resistant to pain person more
It is to cause greatly to injure, or connect scalp needle puncture patient artery, first venous blood samples sample point using disposable syringe
Not Zhu Ru vacuum blood collection tube, reuse anticoagulant syringe and extract blood gas analysis blood sample, which need to only puncture 1 time, but infuse
Emitter blood drawing reinjects vacuum tube and easily leads to haemolysis, blood coagulation, is affected to Sample stability, directly affects asking for inspection result
Topic.
2, the utility model facilitates vacuum blood collection tube and connecting tube being fixed on patient's arm by the adhesive tape of setting
On, it avoids vacuum blood collection tube and connecting tube from falling, while being more conducive to medical staff and being acquired sample work, solves
General blood taking needle when in use, needs staff to take adhesive tape repeatedly and blood taking needle is fixed again, the process is more unrestrained
Time taking problem.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of the utility model embodiment 2；
Fig. 3 is the structural schematic diagram of the utility model clamping device；
Fig. 4 is the structural schematic diagram of the utility model embodiment 3.
In figure: 1, vacuum blood collection tube；11, puncture needle；12, connector；13, vacuum tube；2, connecting tube；2a, threeway region；
21, fixing head；22, anticoagulant syringe；3, clamping device；31, fixing sleeve；32, limited block；33, fixture block；34, groove；35, solid
Determine block；351, rectangular channel；352, card slot；36, compact heap；37, through-hole；4, adhesive tape.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Embodiment 1
A kind of disposable binary channels blood taking needle, as shown in Figure 1, including vacuum blood collection tube 1, the one of vacuum blood collection tube 1
End is equipped with puncture needle 11, and another end of vacuum blood collection tube 1 is equipped with connector 12, and connector 12 is equipped with vacuum tube 13, and
Mating between vacuum tube 13 and connector 12, vacuum blood collection tube 1 is equipped with connecting tube close to one end tube body of puncture needle 11
2, and connecting tube 2 is connected with vacuum blood collection tube 1, an end of connecting tube 2 is equipped with fixing head 21, and fixing head 21 is equipped with anticoagulant
Syringe 22, and it is mating between anticoagulant syringe 22 and fixing head 21.
In the present embodiment, the length of vacuum blood collection tube 1 is greater than the length of connecting tube 2, it is contemplated that carries out blood gas analysis specimen
The blood volume of Shi Suoxu is few, if the length of connecting tube 2 is too long, will cause after extracting puncture needle 11, also remains in connecting tube 2
There is more blood, on the one hand causes blood loss, be on the other hand also unfavorable for the health of patient.
Specifically, vacuum blood collection tube 1 is an integral molding structure with connecting tube 2, guarantees the fastness of its structure, adopt vacuum
It will not be there is a situation where being mutually disengaged between blood vessel 1 and connecting tube 2, and avoid and be bonded using glue, influence the body of patient
Health.
In the present embodiment, by constituting one between 2 three of the puncture needle 11 of setting, vacuum blood collection tube 1 and connecting tube
Puncture needle 11 is punctured to patient's intra-arterial when acquiring patient's artery and vein blood specimen to patient by complete triplate line, will
Connecting tube 2 is clutched, and only vacuum blood collection tube 1 is connected to puncture needle 11 at this time, just realizes the acquisition to artery and vein blood specimen, separately
It is external when needing to extract blood gas analysis specimen using syringe, vacuum blood collection tube 1 is clutched, i.e., only has at this time and connecting tube 2 and wears
Pricker 11 is connected, and just realizes and extracts blood gas analysis specimen, solves medical staff using conventional blood collection needle and acquires patient's vein
Blood sample, and patient's arterial blood sample is acquired using anticoagulant syringe, the above operation needs to puncture patient at least 2 times, increases patient
Pain is even more to cause greatly to injure, or suffer from using disposable syringe connection scalp needle puncture to pain person is not resistant to
Person's artery, first venous blood samples sample are injected separately into vacuum blood collection tube, reuse anticoagulant syringe and extract blood gas analysis blood sample, the behaviour
Making process need to only puncture 1 time, but syringe blood drawing reinjects vacuum tube and easily leads to haemolysis, blood coagulation, on Sample stability influence compared with
Greatly, the problem of directly affecting inspection result.
Embodiment 2
It is stronger in order to guarantee to clamp vacuum blood collection tube 1 or connecting tube 2 in concrete operations, and side simultaneously
Just medical staff can vacate one hand and go to carry out other operations, therefore, on the basis of embodiment 1 to vacuum blood collection tube 1 and
Connecting tube 2 makes improvements, as a kind of preferred embodiment, as shown in Figures 2 and 3, on vacuum blood collection tube 1 and connecting tube 2
It is provided with clamping device 3, each clamping device 3 includes fixing sleeve 31, and an end of each fixing sleeve 31 is mounted on limit
Block 32, another end of each fixing sleeve 31 are mounted on fixture block 33, offer in each fixing sleeve 31 and be connected with the external world
Groove 34, be mounted on fixed block 35 on the rear side cell wall of each groove 34, offered in each fixed block 35 with it is extraneous
The rectangular channel 351 being connected offers the card slot 352 being connected with the external world on the left and right sides cell wall of each rectangular channel 351,
It is mounted on compact heap 36 on the front side cell wall of each groove 34, the position of each compact heap 36 is and corresponding rectangular channel
351 position is facing each other, the through-hole 37 being connected with the external world is offered on the roof and bottom wall of each groove 34, vacuum is adopted
Blood vessel 1 and connecting tube 2 are each passed through two through-holes 37 in clamping device 3 thereon, and the part tube body of vacuum blood collection tube 1
And the part tube body of connecting tube 2 is respectively positioned in corresponding rectangular channel 351.
In the present embodiment, fixing sleeve 31 is made of natural rubber material, latex system of the natural rubber from para ruber
, basic chemical component is cis- polyisoprene.Natural rubber material has that elasticity is good, and intensity is high, the spy of good combination property
Point.
Specifically, there is elasticity, in the direction towards groove 34 since fixing sleeve 31 uses natural rubber material to be made
One end that fixing sleeve 31 is equipped with fixture block 33 is pressed, makes fixture block 33 along the surface of limited block 32 towards moving in groove 34, i.e.,
Fixture block 33 squeezes limited block 32 towards outside at this time, and when fixture block 33 smoothly slides into groove 34, compact heap 36 smoothly blocks
Enter into card slot 352, and realization will be in the vacuum blood collection tube in rectangular channel 351 1 or connecting tube 2 to compression, simultaneously because
For fixture block 33 to limited block 32 without squeezing action, limited block 32 can restore origin-location, unclamp again the thumb for squeezing fixing sleeve 31, this
When fixture block 33 top can smoothly snap onto the gap between the bottom end of limited block 32 and the roof of groove 34, that is, realize to card
Block 33 is limited, and avoids making under no external force fixture block 33 between the bottom end of limited block 32 and the roof of groove 34
It is skidded off in gap.
In the present embodiment, by the fixture block 33 and limited block 32 of setting, when fixture block 33 is smoothly snapped onto limited block 32
Bottom end and groove 34 roof between gap in, compact heap 36 smoothly snaps onto card slot 352 at this time, and realizes and will be in
Vacuum blood collection tube 1 in rectangular channel 351 perhaps connecting tube 2 to compress make vacuum blood collection tube 1 or connecting tube 2 not with extraneous phase
Connection, aforesaid operations process is easy, and vacates one hand to medical staff, solves general blood taking needle when in use, exists true
Empty heparin tube 1 or connecting tube 2 clamp insecure, influence the problem of medical staff extracts sample.
Embodiment 3
In concrete operations, in order to reduce the time that medical staff takes adhesive tape repeatedly, therefore, on the basis of embodiment 1
On connecting tube 2 is made improvements, as a kind of preferred embodiment, as shown in figure 4, being equipped at threeway region 2a in connecting tube 2
Adhesive tape 4.
In the present embodiment, gum is come on adhesive tape 4, medical staff is facilitated when in use directly to tear gum, then will
Adhesive tape 4 is attached to patient on hand.
In the present embodiment, by the adhesive tape 4 of setting, facilitate medical staff directly pass through adhesive tape 4 by vacuum blood collection tube 1 and
Connecting tube 2 is fixed on patient on hand, reduces the time that medical staff takes adhesive tape 4 repeatedly, solving general blood taking needle makes
The problem of used time needs staff to take adhesive tape repeatedly and blood taking needle is fixed again, the process more wasteful time.
Puncture needle 11 when in use, is pierced into patient's artery by the disposable binary channels blood taking needle of the utility model
It is interior, and vacuum blood collection tube 1 and connecting tube 2 are fixed on hand by patient by adhesive tape 4, patient's artery and vein is being acquired to patient
When blood specimen, by the fixture block 33 in the clamping device 3 in connecting tube 2 snap onto limited block 32 bottom end and groove 34 roof it
Between gap in, compact heap 36 smoothly snaps onto card slot 352 at this time, and realize will be in the connecting tube in rectangular channel 351 2 to
It compresses, then by the connector 12 of 1 end of vacuum blood collection tube and 13 grafting of vacuum tube, due to being vacuum condition in vacuum tube 13,
Internal pressure is less than outside pressure, when by connector 12 and 13 grafting of vacuum tube, connector 12 and vacuum tube at this time
13 are connected, and blood can smoothly enter into vacuum tube 13 at this time, just realize the acquisition to artery and vein blood specimen；
When needing to extract blood gas analysis specimen using syringe, by the fixture block in the clamping device 3 on vacuum blood collection tube 1
33 snap onto the gap between the bottom end of limited block 32 and the roof of groove 34, and compact heap 36 smoothly snaps onto card slot at this time
In 352, and realize will be in the vacuum blood collection tube in rectangular channel 351 1 to compress, then by the fixing head 21 of 2 end of connecting tube with
Anticoagulant 22 grafting of syringe is solved medical staff and is adopted using conventional blood collection needle by anticoagulant 22 sample drawn of syringe
Collect Venous Blood sample, and acquire patient's arterial blood sample using anticoagulant syringe, the above operation needs to puncture at least 2 to patient
It is secondary, increase patient suffering, is even more to cause greatly to injure, or use disposable syringe connector to pain person is not resistant to
Sword-shaped needle punctures patient's artery, and first venous blood samples sample is injected separately into vacuum blood collection tube, reuses anticoagulant syringe and extracts vim and vigour point
Blood sample is analysed, which need to only puncture 1 time, but syringe blood drawing reinjects vacuum tube and easily leads to haemolysis, blood coagulation, steady to sample
The problem of qualitative effect is larger, directly affects inspection result.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. a kind of disposable binary channels blood taking needle, including vacuum blood collection tube (1), it is characterised in that: the vacuum blood collection tube
(1) a end is equipped with puncture needle (11), and another end of the vacuum blood collection tube (1) is equipped with connector (12), the connection
Head (12) is equipped with vacuum tube (13), and mating between the vacuum tube (13) and the connector (12), the vacuum
One end tube body of the heparin tube (1) close to the puncture needle (11) is equipped with connecting tube (2), and the connecting tube (2) and described true
Empty heparin tube (1) is connected, and an end of the connecting tube (2) is equipped with fixing head (21), and the fixing head (21) is equipped with anti-
It gazes at emitter (22), and mating between the anticoagulant syringe (22) and the fixing head (21)；The vacuum blood collection tube
(1) and in the connecting tube (2) it is provided with clamping device (3).
2. disposable binary channels blood taking needle according to claim 1, it is characterised in that: the vacuum blood collection tube (1)
Length be greater than the connecting tube (2) length.
3. disposable binary channels blood taking needle according to claim 1, it is characterised in that: each clamping device
It (3) include fixing sleeve (31) that an end of each fixing sleeve (31) is mounted on limited block (32), each fixation
Another end of set (31) is mounted on fixture block (33), offer in each fixing sleeve (31) with it is extraneous be connected it is recessed
Slot (34).
4. disposable binary channels blood taking needle according to claim 3, it is characterised in that: each groove (34)
It is mounted on rear side cell wall fixed block (35), the rectangular channel being connected with the external world is offered in each fixed block (35)
(351), the card slot (352) being connected with the external world is offered on the left and right sides cell wall of each rectangular channel (351).
5. disposable binary channels blood taking needle according to claim 4, it is characterised in that: each groove (34)
It is mounted on the cell wall of front side compact heap (36), offers on the roof and bottom wall of each groove (34) and be connected with the external world
Logical through-hole (37), the vacuum blood collection tube (1) and the connecting tube (2) are each passed through the clamping device (3) thereon
The through-hole (37) of interior two, and the part tube body of the part tube body of the vacuum blood collection tube (1) and the connecting tube (2)
It is respectively positioned in the corresponding rectangular channel (351).
6. disposable binary channels blood taking needle according to claim 5, it is characterised in that: each compact heap (36)
Position and the corresponding rectangular channel (351) position it is facing each other.
7. disposable binary channels blood taking needle according to claim 1, it is characterised in that: on the connecting tube (2)
Adhesive tape (4) are equipped at threeway region (2a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821879560.9U CN209661664U (en) | 2018-11-15 | 2018-11-15 | A kind of disposable binary channels blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821879560.9U CN209661664U (en) | 2018-11-15 | 2018-11-15 | A kind of disposable binary channels blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209661664U true CN209661664U (en) | 2019-11-22 |
Family
ID=68559295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821879560.9U Active CN209661664U (en) | 2018-11-15 | 2018-11-15 | A kind of disposable binary channels blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209661664U (en) |
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2018
- 2018-11-15 CN CN201821879560.9U patent/CN209661664U/en active Active
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