CN210811076U - Vacuum blood collection tube - Google Patents
Vacuum blood collection tube Download PDFInfo
- Publication number
- CN210811076U CN210811076U CN201920258349.3U CN201920258349U CN210811076U CN 210811076 U CN210811076 U CN 210811076U CN 201920258349 U CN201920258349 U CN 201920258349U CN 210811076 U CN210811076 U CN 210811076U
- Authority
- CN
- China
- Prior art keywords
- cap
- opening
- needle
- tube
- blood collection
- 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
- 239000008280 blood Substances 0.000 title claims abstract description 40
- 210000004369 blood Anatomy 0.000 title claims abstract description 40
- 238000007789 sealing Methods 0.000 claims description 26
- 239000004033 plastic Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 206010011409 Cross infection Diseases 0.000 abstract description 3
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000012080 ambient air Substances 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model provides a vacuum blood collection tube relates to medical instrument technical field to the body that exists among the solution prior art is difficult for separating with the block, and the separation process very easily makes intraductal blood sample spill outside the pipe, causes cross infection's technical problem. The device includes the body, the block, with block swing joint's the cap of opening, the cap sets up the rubber buffer in the body including the matching, the tube cap of being connected with the rubber buffer, be provided with the opening that link up on the tube cap, the blood taking needle pricks into in the rubber buffer through the opening, with the inside intercommunication of body, open the cap cover and arrange the contact with closed opening and external environment on the cap in, it is provided with the syringe needle on the cap to open, the projection of syringe needle in vertical direction is located the opening, it drives the syringe needle and removes to the block direction to open the cap, so that the syringe needle passes the opening, wear the rubber buffer broken, inside and the ambient air of syringe needle intercommunication body, it is balanced with the inside atmospheric. The utility model is used for the collection of blood, the body easily the cap separation.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a vacuum test tube is related to.
Background
The vacuum blood collection tube is mainly used for collecting and preserving blood samples, is a tube body made of glass or plastic and provided with an opening, is matched with a cover cap, and is obtained by vacuumizing the inside of the tube body. After the blood sampling is finished, the cover needs to be opened so as to obtain blood for inspection, and after the vacuum blood sampling tube is used for collecting blood, certain negative pressure still exists in the vacuum tube, so that the cover cap is still firmly fixed on the tube body.
In order to obtain blood in the vacuum blood collection tube, an operator needs to pull out the cap from the opening of the vacuum tube by hand, and the cap and the vacuum tube are difficult to separate due to negative pressure in the vacuum tube, so that the cap and the vacuum tube are hard to separate, and the blood sample in the vacuum blood collection tube is likely to spill to infect the operator due to excessive force.
The applicant has found that the prior art has at least the following problems:
the existing vacuum blood collection tube has the technical problems that the tube body is not easy to separate from the cap, the force application of an operator is overlarge, and the blood sample in the tube is easy to splash out of the tube to cause cross infection.
Disclosure of Invention
An object of the utility model is to provide a vacuum test tube to solve the vacuum test tube that exists among the prior art, body and block are difficult for separating, and the operator application of force is too big, very easily makes the intraductal blood sample spill outside the pipe, causes cross infection's technical problem. The utility model provides a great deal of technological effect (simple structure, with low costs, convenient to use) that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pair of vacuum test tube, including body, sealing the block of body, with block swing joint's the cap of opening, wherein:
the cap comprises a rubber plug arranged in the tube body in a matching manner and a tube cap connected with the rubber plug, the tube cap is positioned outside the tube body, an opening which is communicated along the axial direction of the tube cap is formed in the tube cap, and a blood taking needle is pricked into the rubber plug through the opening and is communicated with the interior of the tube body;
open the cap cover and arrange in order to seal on the block the contact of opening and external environment, it is provided with the syringe needle on the cap to open, the syringe needle is followed the projection of the axis direction of body is located on the opening, it drives to open the cap the pointed end of syringe needle to the block direction removes, enables syringe needle (31) are worn out the opening will the rubber buffer punctures, so that the body is inside to pass through with the outside air the syringe needle intercommunication.
Preferably, the opening cap includes a circular plate and a side wall circumferentially combined along a circumferential surface of the circular plate, and the circular plate is located at a middle portion of the side wall to divide the opening cap into a sealing portion sealing the opening and an opening portion accommodating the needle.
Preferably, the one side of plectane is provided with and link up the plectane the syringe needle, the another side of plectane is provided with and is used for the shutoff the seal membrane of syringe needle, the seal membrane with the plectane bonds to make things convenient for the user to tear the seal membrane.
Preferably, the needle is tapered.
Preferably, a force application plate is arranged on the side wall of the cap, and anti-skid grains are arranged on the force application plate.
Preferably, the pipe cap is further provided with a hanging lug and a pressing plate, the outer wall of the pipe cap is provided with the hanging lug in a shape of '7', one end of the hanging lug is connected with the pipe cap, the other end of the hanging lug touches the pipe body, the hanging lug and the pressing plate are respectively positioned on two sides of the pipe body so that a user can upwards push the force application plate, and the cap rotates around the touching point of the hanging lug and the pipe body as a fulcrum.
Preferably, the number of the force applying plates is two, and the two force applying plates are symmetrically arranged on two sides of the opening cap.
Preferably, the opening cap is in threaded connection with the cap, threads are arranged on the sealing portion and the opening portion, and the threads of the sealing portion and the threads of the opening portion are arranged in opposite directions.
Preferably, the height of syringe needle is not more than the height of opening, the cover is equipped with the dustproof stopper of plastics on the syringe needle, the dustproof stopper of plastics with the connection can be dismantled to the syringe needle.
Preferably, the needle head is triangular pyramid-shaped, and the inner diameter of the needle head gradually increases from the distance from the circular plate to the radius of the circular plate.
The utility model provides a pair of vacuum blood collection tube, arrange in including interior box and cover outer box outside interior box, outer box with interior box can relative movement, the open end of interior box is passed the opening of outer box gets into in the outer box, make the inner chamber of interior box with the inner chamber of outer box constitutes the chamber that holds books, and the user can change the size that holds the chamber through adjusting the relative position of outer box and interior box.
The utility model provides a pair of vacuum blood collection tube, the block is located outside the body, be connected with the rubber buffer, the rubber buffer is sealed with the body, be provided with the opening that link up on the pipe cap, the blood taking needle pricks into the rubber buffer through the opening in, with the inside intercommunication of body, open the cap cover and arrange in on the block, can seal the opening, and simultaneously, open the syringe needle that is provided with the puncture rubber buffer on the cap, open the cap and drive the syringe needle and remove to the block direction, so that the syringe needle passes the opening, wear the rubber buffer, inside and outside air of syringe needle intercommunication body, with the inside atmospheric pressure of body and external atmospheric pressure balance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the structure of a vacuum blood collection tube.
In the figure 1, a tube body; 2. capping; 21. a pipe cap; 22. a rubber plug; 3. opening the cap; 31. a needle head; 4. Hanging a lug; 5. and a force application plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a vacuum blood collection tube, as shown in figure 1, the vacuum blood collection tube comprises a tube body 1, a cap 2 and an opening cap 3.
The cap 2 is movably connected with the opening cap 3.
The tube body 1 is a vacuum tube which is made of plastic or glass and has a clean and smooth inner surface and is used for storing blood samples, and the cap 2 is arranged on the tube body 1 and is used for sealing the tube body 1.
The block 2 includes rubber buffer 22 and cap 21, and cap 21 and rubber buffer 22 are fixed, and cap 21 is located outside body 1, and rubber buffer 22 matches and sets up in body 1 for sealed body 1, cap 21 are used for strengthening the connection of rubber buffer 22 and body 1.
Be provided with the opening of intercommunication rubber buffer 22 and external environment on the pipe cap 21, the blood taking needle can pass in the opening pricks rubber buffer 22 to with the inside intercommunication of body 1, the blood taking needle is with inside the blood input body 1.
The opening cap 3 is sleeved on the cap 2 to seal the opening to be in contact with the external environment, so that bacteria and dust on the surface of the rubber plug 22 are prevented from falling, and the blood taking needle is introduced into the rubber plug 22 to bring the bacteria, dust and other substances into the tube body 1.
Open and be provided with syringe needle 31 on cap 3, syringe needle 31 is located the opening along its ascending projection of axis direction, and the tip that opens cap 3 and drive syringe needle 31 moves to cap 2 direction to make syringe needle 31 pass the opening, wear rubber buffer 22 brokenly, syringe needle 31 intercommunication body 1 is inside and outside air, and is balanced with the inside atmospheric pressure of body 1 with outside atmospheric pressure, in order to make things convenient for the separation of cap 2 and body 1, avoids the user to pull out cap 2 vigorously, makes blood splash.
As an alternative embodiment, the opening cap 3 comprises a circular plate and a side wall rotating one round along the circumference of the circular plate, the needle 31 being arranged on the original plate.
Further, a circular plate is located at the middle of the side wall to divide the opening cap 3 into a sealing portion for sealing the opening and an opening portion for receiving the needle 31. The radius size of sealing portion and opening portion all matches the radius size setting of body 1, makes things convenient for body 1 and opening portion or sealing portion to be connected.
In an alternative embodiment, one surface of the circular plate is provided with a needle 31 penetrating through the circular plate, the other surface of the circular plate is provided with a sealing film for sealing the needle 31, and the sealing film is bonded with the circular plate so as to facilitate the user to tear off the sealing film 5.
Furthermore, the sealing film is made of a disposable aluminum film, and the aluminum film is plastically packaged on the circular plate.
As an alternative embodiment, the needle 31 is provided with a conical shape in order to facilitate the puncture.
Further, the needle 31 is a pyramid or a cone. In consideration of the puncture efficiency, the needle head 31 is arranged to be triangular cone-shaped, and the inner diameter of the needle head 31 is gradually increased from the distance from the circular plate to the radius of the circular plate, so that the exchange of the internal air and the external air inside and outside the pipe is facilitated, and the plugging efficiency is improved.
As an alternative embodiment, the side wall of the opening cap 3 is provided with a force application plate, and the force application plate is provided with anti-skid lines.
Further, in order to facilitate pulling, two force applying plates 5 are provided, and the two force applying plates 5 are symmetrically arranged at two sides of the opening cap 3.
As an alternative embodiment, the pipe cap 21 is further provided with a hanging lug 4 and a pressing plate.
The hanging lug 4 is 7-shaped, and the pressing plate is plate-shaped. One end of the hanging lug 4 is connected with the pipe cap 21, the other end of the hanging lug 4 touches the pipe body 1, the hanging lug 4 and the pressing plate are respectively positioned at two sides of the pipe body 1, so that a user pushes the force application plate upwards, and the cap 2 rotates by taking the touch point of the hanging lug 4 and the pipe body 1 as a fulcrum.
Further, for preventing application of force board 5 crushing body 1, application of force board 5 sets up to the plastic and makes, and the department of touching with body 1 on application of force board 5 is provided with the silica gel point to promote the life-span of body 1. Meanwhile, under the scheme, the length of the pipe cap 21 on the pipe body 1 can be used for shielding the gap between the pipe body 1 and the rubber plug 22 and is not more than 0.5CM of the gap.
As an alternative embodiment, the opening cap 3 is screwed with the cap 2, threads are arranged on the sealing part and the opening part, and the threads of the sealing part and the threads of the opening part are arranged in opposite directions, so as to warn the operator of the difference of the operation conditions through the difference of the rotation directions when the sealing part and the opening part are connected with the tube body 1.
As an optional embodiment, the height of the needle 31 is not more than that of the opening part, a plastic dustproof plug is sleeved on the needle 31, the plastic dustproof plug is detachably connected with the needle 31, and the plastic dustproof plug is detached to expose the needle 31 before the needle 31 contacts with the rubber plug 22.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. The utility model provides a vacuum blood collection tube, its characterized in that, including body (1), sealed block (2) of body (1), with block (2) swing joint open cap (3), wherein:
the cap (2) comprises a rubber plug (22) arranged in the tube body (1) in a matching manner and a tube cap (21) connected with the rubber plug (22), the tube cap (21) is positioned outside the tube body (1), an opening penetrating along the axis direction of the tube cap (21) is formed in the tube cap, and a blood taking needle is pricked into the rubber plug (22) through the opening and is communicated with the interior of the tube body (1);
the opening cap (3) is sleeved on the cover cap (2) to seal the opening to be in contact with the external environment, a needle head (31) is arranged on the opening cap (3), the projection of the needle head (31) along the axis direction of the tube body (1) is located on the opening, the opening cap (3) drives the tip end of the needle head (31) to move towards the cover cap (2), the needle head (31) can penetrate out of the opening, and the rubber plug (22) is broken through, so that the inside of the tube body (1) is communicated with the external air through the needle head (31);
the opening cap (3) comprises a circular plate and a side wall which is formed by rotating the circular plate for a circle, wherein the circular plate is positioned in the middle of the side wall, so that the opening cap (3) is divided into a sealing part for sealing the opening and an opening part for accommodating the needle (31).
2. The evacuated blood collection tube according to claim 1, wherein the needle (31) penetrating the circular plate is provided on one surface of the circular plate, a sealing film for sealing the needle (31) is provided on the other surface of the circular plate, and the sealing film is bonded to the circular plate to facilitate tearing off the sealing film by a user.
3. The evacuated blood collection tube of claim 2, wherein the needle (31) is tapered.
4. The evacuated blood collection tube according to claim 1, wherein the cap (2) is provided with an applying plate on a side wall thereof, and the applying plate is provided with an anti-slip pattern.
5. The evacuated blood collection tube according to claim 4, wherein the tube cap (21) is further provided with a hanging lug (4) and a pressing plate, the outer wall of the tube cap (21) is provided with the hanging lug (4) in a shape of "7", one end of the hanging lug (4) is connected with the tube cap (21), the other end of the hanging lug (4) touches the tube body (1), the hanging lug (4) and the pressing plate are respectively located on two sides of the tube body (1) so that a user pushes the force application plate upwards, and the cap (2) rotates with the touching point of the hanging lug (4) and the tube body (1) as a fulcrum.
6. The evacuated blood collection tube according to claim 4, wherein the force applying plates are provided in two, and the two force applying plates are symmetrically provided on both sides of the opening cap (3).
7. The evacuated blood collection tube according to claim 1, wherein the opening cap (3) is screwed with the cap (2), the sealing portion and the opening portion are provided with screw threads, and the screw threads of the sealing portion and the screw threads of the opening portion are arranged in opposite directions.
8. The evacuated blood collection tube according to claim 1, wherein the height of the needle (31) is not larger than that of the opening part, a plastic dust plug is sleeved on the needle (31), and the plastic dust plug is detachably connected with the needle (31).
9. The evacuated blood collection tube according to claim 3, wherein the needle (31) has a triangular pyramid shape, and the inner diameter of the needle (31) gradually increases from a position away from the circular plate to a radius of the circular plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258349.3U CN210811076U (en) | 2019-02-28 | 2019-02-28 | Vacuum blood collection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258349.3U CN210811076U (en) | 2019-02-28 | 2019-02-28 | Vacuum blood collection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210811076U true CN210811076U (en) | 2020-06-23 |
Family
ID=71249144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920258349.3U Expired - Fee Related CN210811076U (en) | 2019-02-28 | 2019-02-28 | Vacuum blood collection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210811076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113773949A (en) * | 2021-09-15 | 2021-12-10 | 青海金域医学检验中心有限公司 | Virus storage tube easy for sampling and storing |
-
2019
- 2019-02-28 CN CN201920258349.3U patent/CN210811076U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113773949A (en) * | 2021-09-15 | 2021-12-10 | 青海金域医学检验中心有限公司 | Virus storage tube easy for sampling and storing |
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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: 20200623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |