CN221356889U - Disposable safety blood sampling device capable of being used for two purposes - Google Patents
Disposable safety blood sampling device capable of being used for two purposes Download PDFInfo
- Publication number
- CN221356889U CN221356889U CN202322339021.3U CN202322339021U CN221356889U CN 221356889 U CN221356889 U CN 221356889U CN 202322339021 U CN202322339021 U CN 202322339021U CN 221356889 U CN221356889 U CN 221356889U
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- Prior art keywords
- needle
- wall
- tail
- limiting block
- puncture
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 14
- 239000008280 blood Substances 0.000 claims description 26
- 210000004369 blood Anatomy 0.000 claims description 26
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000005389 magnetism Effects 0.000 claims description 2
- 238000001802 infusion Methods 0.000 abstract description 9
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 210000004204 blood vessel Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a dual-purpose disposable safety blood sampling device, which comprises a tail needle, wherein a rubber sleeve is sleeved outside a puncture end of the tail needle, the other end of the tail needle is connected with a connecting part, a first protecting shell is magnetically connected outside the connecting part, the first protecting shell is sleeved outside the tail needle, three groups of clamping assemblies are circumferentially and equidistantly arranged on the inner wall of the first protecting shell corresponding to the rubber sleeve, one end of the connecting part, which is connected with the tail needle, is provided with a threaded part which can be connected with an infusion set.
Description
Technical Field
The utility model relates to the technical field of blood sampling devices, in particular to a dual-purpose disposable safe blood sampling device.
Background
The venous blood taking needle is used for collecting blood samples in the medical examination process, a puncture needle at the top end of the venous blood taking needle is used for puncturing blood vessels, a transparent hose at the tail end of the venous blood taking needle is connected with a tail needle, the tail needle is wrapped by a rubber hose and used for puncturing a vacuum blood taking test tube, and blood is sucked into the tube by utilizing negative pressure in the test tube.
Most of blood taking needles in the prior art are sleeved with rubber sleeves outside the tail needles, other protective measures are not available, the phenomenon that the tail needles puncture the rubber sleeves to hurt people easily occurs, the blood taking needle is not safe enough to use, the traditional blood taking needles only have a blood taking function and cannot be used for transfusion, when blood taking and transfusion are carried out, the blood taking can be completed usually by taking the blood into the blood taking needle twice, pain of a patient is increased, and therefore, the blood taking needle is provided with the disposable safety blood taking device which can be used for two purposes.
Disclosure of utility model
The utility model aims to provide a disposable safety blood sampling device capable of being used for two purposes, so as to solve the problems of the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a disposable safe blood sampling device that can dual-purpose, includes the tail needle, the outside cover of tail needle puncture end is equipped with the gum cover, the other end and the connecting portion of tail needle are connected, the outside magnetism of connecting portion is inhaled and is connected with first protecting crust, first protecting crust cover is established the outside of tail needle, the inner wall of first protecting crust corresponds the gum cover is circumference equidistance and sets up three group's clamping assembly, connecting portion with the one end that the tail needle is connected is provided with the screw thread portion that can be connected with the transfusion system.
Preferably, a magnetic block is mounted at one end of the outer wall of the connecting part, and the magnetic block is magnetically connected with one end of the first protective shell.
Preferably, the clamping assembly comprises a first limiting block, a spring and a second limiting block, wherein three groups of first limiting blocks are installed on the inner wall of the first protective shell at equal intervals in circumference, the spring is installed in the inner cavity of the first limiting block, one end of the spring is connected with the second limiting block, and the second limiting block extends to the outer portion of the first limiting block to prop against the rubber sleeve.
Preferably, one end of the connecting portion, which is far away from the tail needle, is connected with one end of the puncture needle through a hose, a baffle is arranged outside one end of the puncture needle, which is connected with the hose, the baffle is slidably connected with a second protecting shell, and can be locked through a locking assembly, and meanwhile, the second protecting shell is sleeved outside the puncture end of the puncture needle.
Preferably, the second protective shell is provided with a first chute corresponding to the baffle plate, the inner wall of the first chute is integrally formed with a sliding block, and the outer wall of the baffle plate is provided with a second chute corresponding to the sliding block.
Preferably, the locking assembly comprises protruding points, clamping seats and positioning holes, protruding points are integrally formed on the outer wall of the baffle, two groups of clamping seats are arranged on the outer wall of the second protective shell, and the clamping seats correspond to the protruding points and are provided with the positioning holes.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model can cover the tail needle by the first protective shell sleeved outside the tail needle, prevent the tail needle from piercing a person, simultaneously, in order to prevent the rubber sleeve and the first protective shell from influencing when being connected with the infusion apparatus, the rubber sleeve can be removed together by matching with the clamping component when the first protective shell is detached by releasing the connection between the first protective shell and the connecting part, then the infusion apparatus is sleeved outside the tail needle and connected with the threaded part at one end of the connecting part, thus the connection between the infusion apparatus and the blood taking needle can be completed, on the basis of blood taking, the infusion can be performed, the secondary needle pricking is avoided, compared with the prior art, the protection to the tail needle can be enhanced, thereby the use process is safer, the safety of the connection process with the infusion apparatus can be ensured, the blood taking needle has two effects of blood taking and infusion, the secondary needle pricking is avoided, and the pain of patients is reduced.
2. According to the utility model, one end of the first protective shell can be attracted with the magnetic block, connection with the connecting part is completed, the assembly and the disassembly are convenient, and the second limiting block is pushed to move towards the outside of the first limiting block by utilizing the elasticity of the spring, so that the second limiting block props against the rubber sleeve, and therefore, when the first protective shell is disassembled, the rubber sleeve can be driven to move together, and the rubber sleeve can be separated from the tail needle, so that the disassembly of the two is completed.
3. The second protective shell is in sliding connection with the baffle, and the second protective shell is matched with the sliding of the sliding block in the second sliding groove, so that the second protective shell is not easy to deflect, the protective effect on the puncture needle is enhanced, the convex points are separated from the positioning holes formed in one group of clamping seats by sliding the second protective shell, unlocking is completed, the puncture end of the puncture needle is exposed, then the convex points are connected with the positioning holes on the other group of clamping seats, locking is performed again, the second protective shell is not easy to slide, the puncture needle and the blood vessel are prevented from being separated due to the movement of the second protective shell after the puncture needle is punctured, the puncture needle can be reset after the puncture needle is used, the puncture needle is covered again, and compared with the traditional mode that the protective shell is detached and discarded when the puncture needle is used, the protective effect is also improved, and the use safety is improved.
Drawings
FIG. 1 is an exploded cross-sectional view of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the present utility model at structure A;
FIG. 3 is an enlarged view of the present utility model at structure B;
fig. 4 is a schematic view of the overall structure of the present utility model.
In the figure: 1. tail needle, 2, gum cover, 3, connecting portion, 4, first protecting crust, 5, screw thread portion, 6, first stopper, 7, spring, 8, second stopper, 9, magnetic path, 10, hose, 11, pjncture needle, 12, baffle, 13, second protecting crust, 14, first spout, 15, slider, 16, second spout, 17, bump, 18, cassette, 19, locating hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, the utility model provides a disposable safety blood sampling device capable of being used for two purposes, which comprises a tail needle 1, wherein a rubber sleeve 2 is sleeved outside a puncture end of the tail needle 1, the other end of the tail needle 1 is connected with a connecting part 3, a first protecting shell 4 is connected with the outer magnetic attraction of the connecting part 3, the first protecting shell 4 is sleeved outside the tail needle 1, three groups of clamping assemblies are arranged on the inner wall of the first protecting shell 4 at equal intervals corresponding to the rubber sleeve 2 in a circumferential manner, and a threaded part 5 capable of being connected with an infusion apparatus is arranged at one end of the connecting part 3 connected with the tail needle 1.
In this embodiment, utilize the cover to establish at the outside first protection shell 4 of tail needle 1 can cover tail needle 1, prevent that tail needle 1 from stabbing the people, in order to prevent simultaneously gum cover 2 and first protection shell 4 can cause the influence when being connected with the transfusion system, through relieving the connection of first protection shell 4 and connecting portion 3, can cooperate clamping assembly to demolish gum cover 2 also together when dismantling first protection shell 4, then establish the transfusion system cover in the outside of tail needle 1, and be connected with screw thread portion 5 of connecting portion 3 one end, can accomplish the connection of transfusion system and blood taking needle, on the basis of blood taking, can also carry out transfusion and use, avoided the secondary to prick the needle, compared with prior art, can strengthen the protection to tail needle 1, thereby use safer, simultaneously can guarantee the security with transfusion system connection process, and make the blood taking needle possess blood taking and infusion two effects, avoid the secondary to prick the needle, help reducing patient's misery.
Referring to fig. 1-4, a magnetic block 9 is installed at one end of the outer wall of the connecting portion 3, the magnetic block 9 is magnetically connected with one end of the first protective shell 4, the clamping assembly comprises a first limiting block 6, a spring 7 and a second limiting block 8, three groups of first limiting blocks 6 are installed on the inner wall of the first protective shell 4 at equal intervals in a circumferential direction, the spring 7 is installed in an inner cavity of the first limiting block 6, one end of the spring 7 is connected with the second limiting block 8, and the second limiting block 8 extends to the outer portion of the first limiting block 6 to prop against the rubber sleeve 2.
In this embodiment, one end of the first protecting shell 4 can be attracted to the magnetic block 9 to complete connection with the connecting portion 3, so that the connecting portion is convenient to assemble and disassemble, the second limiting block 8 is pushed to move towards the outside of the first limiting block 6 by using the elastic force of the spring 7, so that the second limiting block is propped against the rubber sleeve 2, and therefore, when the first protecting shell 4 is disassembled, the rubber sleeve 2 can be driven to move together, the rubber sleeve can be separated from the tail needle 1, and therefore, the two protecting shells are disassembled, and for convenience in observation, the shell part of the first protecting shell 4 can be made of transparent materials.
Referring to fig. 1-4, one end of the connecting portion 3, far away from the tail needle 1, is connected with one end of the puncture needle 11 through the hose 10, a baffle 12 is mounted at the outer portion of the end, connected with the hose 10, of the puncture needle 11, a second protecting shell 13 is slidably connected with the baffle 12 and can be locked through a locking assembly, meanwhile, the second protecting shell 13 is sleeved outside the puncture end of the puncture needle 11, a first sliding groove 14 is formed in the second protecting shell 13 corresponding to the baffle 12, a sliding block 15 is integrally formed in the inner wall of the first sliding groove 14, a second sliding groove 16 is formed in the outer wall of the baffle 12 corresponding to the sliding block 15, the locking assembly comprises a protruding point 17, a clamping seat 18 and a positioning hole 19, protruding points 17 are integrally formed in the outer wall of the baffle 12, two groups of clamping seats 18 are mounted on the outer wall of the second protecting shell 13, and positioning holes 19 are formed in the clamping seat 18 corresponding to the protruding point 17.
In this embodiment, since the second protecting shell 13 is slidably connected with the baffle 12, and the sliding of the second sliding groove 16 is matched with the sliding block 15, the second protecting shell is not easy to deflect, so that the protection effect on the puncture needle 11 is enhanced, the protruding points 17 are separated from the positioning holes 19 formed in one group of clamping seats 18 by sliding the second protecting shell 13, unlocking is completed, the puncture ends of the puncture needle 11 are exposed, then the protruding points 17 are connected with the positioning holes 19 on the other group of clamping seats 18 again, locking is performed again, the second protecting shell 13 is not easy to slide, the puncture needle 11 is prevented from being separated from the blood vessel due to the movement of the second protecting shell 13 after the puncture needle is punctured, meanwhile, the puncture needle 11 can be reset and covered again, and compared with the traditional method of disassembling and discarding the protecting shell when the puncture needle 11 is used, the protection effect is also improved after the puncture needle 11 is used, and the use safety is improved.
Working principle: firstly, through sliding second protection shell 13, make bump 17 break away from among the locating hole 19 that a set of cassette 18 offered, accomplish the unblock, make the puncture end of pjncture needle 11 expose, then bump 17 is connected with locating hole 19 on another set of cassette 18 again, lock again, make second protection shell 13 be difficult for sliding, prevent after penetrating the blood vessel, because of the removal of second protection shell 13 causes and pjncture needle 11 breaks away from with the blood vessel, simultaneously after using, still can reset it, cover pjncture needle 11 again, use more safely, utilize the cover to establish at the outside first protection shell 4 of pjncture needle 1 can cover pjncture needle 1, prevent pjncture needle 1 to prick the people, in order to prevent when being connected with the transfusion system gum cover 2 and first protection shell 4 can cause the influence, through removing first protection shell 4 and connecting portion 3, can cooperate the clamping assembly to demolish gum cover 2 together also, utilize the elasticity of spring 7, promote the outside removal of second stopper 8 to first stopper 6, make it reset it, thereby, can take a blood sampling needle 1 at the time of removing the second protection shell 4, and the blood sampling needle 1 can be connected with the outside at the end of transfusion system 1, and the blood sampling needle 1 can be connected with the outside at the end of the time of the transfusion system 2, and the blood sampling needle 1 can be connected at the end of the time of the transfusion system 2, and can be removed, and the blood sampling needle 1 can be connected at the end of the needle 3.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a disposable safety blood sampling device that can dual-purpose, includes tail needle (1), its characterized in that: the outside cover of tail needle (1) puncture end is equipped with gum cover (2), the other end and the connecting portion (3) of tail needle (1) are connected, the outside magnetism of connecting portion (3) is inhaled and is connected with first protecting crust (4), first protecting crust (4) cover is established the outside of tail needle (1), the inner wall of first protecting crust (4) corresponds gum cover (2) are circumference equidistance and set up three group's clamping components, connecting portion (3) with the one end that tail needle (1) is connected is provided with screw thread portion (5) that can be connected with the transfusion system.
2. The dual-purpose disposable safety lancing device according to claim 1, wherein: one end of the outer wall of the connecting part (3) is provided with a magnetic block (9), and the magnetic block (9) is magnetically connected with one end of the first protective shell (4).
3. The dual-purpose disposable safety lancing device according to claim 1, wherein: the clamping assembly comprises a first limiting block (6), a spring (7) and a second limiting block (8), wherein the inner wall of the first protective shell (4) is provided with three groups of first limiting blocks (6) at equal intervals in circumference, the spring (7) is arranged in an inner cavity of the first limiting block (6), one end of the spring (7) is connected with the second limiting block (8), and the second limiting block (8) extends to the outer part of the first limiting block (6) to prop against the rubber sleeve (2).
4. The dual-purpose disposable safety lancing device according to claim 1, wherein: the utility model discloses a puncture needle, including tail needle (1), connecting portion (3), hose (10), puncture needle (11), baffle (12) are installed to the outside of the one end that tail needle (1) was kept away from to connecting portion (3) one end is connected with puncture needle (11) through hose (10), baffle (12) sliding connection has second protecting crust (13) to can lock through locking component, simultaneously second protecting crust (13) cover is established the outside of puncture needle (11) puncture end.
5. The dual-purpose disposable safety blood collection device of claim 4, wherein: the second protective shell (13) is provided with a first sliding groove (14) corresponding to the baffle plate (12), the inner wall of the first sliding groove (14) is integrally formed with a sliding block (15), and the outer wall of the baffle plate (12) is provided with a second sliding groove (16) corresponding to the sliding block (15).
6. The dual-purpose disposable safety blood collection device of claim 4, wherein: the locking assembly comprises protruding points (17), clamping seats (18) and positioning holes (19), the protruding points (17) are integrally formed on the outer wall of the baffle plate (12), two groups of clamping seats (18) are arranged on the outer wall of the second protective shell (13), and the clamping seats (18) correspond to the protruding points (17) and are provided with the positioning holes (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339021.3U CN221356889U (en) | 2023-08-30 | 2023-08-30 | Disposable safety blood sampling device capable of being used for two purposes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339021.3U CN221356889U (en) | 2023-08-30 | 2023-08-30 | Disposable safety blood sampling device capable of being used for two purposes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221356889U true CN221356889U (en) | 2024-07-19 |
Family
ID=91869942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322339021.3U Active CN221356889U (en) | 2023-08-30 | 2023-08-30 | Disposable safety blood sampling device capable of being used for two purposes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221356889U (en) |
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2023
- 2023-08-30 CN CN202322339021.3U patent/CN221356889U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |