CN214828904U - Blood collection tube uncapping device - Google Patents
Blood collection tube uncapping device Download PDFInfo
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- CN214828904U CN214828904U CN202120869836.0U CN202120869836U CN214828904U CN 214828904 U CN214828904 U CN 214828904U CN 202120869836 U CN202120869836 U CN 202120869836U CN 214828904 U CN214828904 U CN 214828904U
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- limiting
- handle
- blood collection
- movable handle
- clamping needle
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Abstract
The utility model relates to a heparin tube accessory field, concretely relates to heparin tube uncapping device. Comprises a decapping device body for decapping the blood collection tube; the uncapping device body comprises a movable handle and a fixed handle, the movable handle and the fixed handle are both provided with a fixed clamping needle seat, the two ends of the movable handle are provided with limiting racks, the two ends of the fixed handle are provided with gear racks, the outer sides of the two gear racks are both provided with longitudinal limiting grooves, the limiting racks are connected in the longitudinal limiting grooves in a sliding mode, a reset device is arranged between the top end of each limiting rack and the bottom of each longitudinal limiting groove, a transverse limiting groove is formed in the middle of each limiting rack, a reciprocating clamping needle seat is connected in the transverse limiting grooves in a sliding mode, meshing teeth are arranged on the limiting racks and the reciprocating clamping needle seats, the top end of each gear rack is connected with a gear in a rotating mode, the gear is meshed with the meshing teeth on the limiting racks and the meshing teeth on the reciprocating clamping needle seats respectively, and clamping needles are arranged on the fixed clamping needle seats and the reciprocating clamping needle seats. The inner plug is prevented from separating from the pipe cap, and cross contamination is prevented.
Description
Technical Field
The utility model relates to a heparin tube accessory field, concretely relates to heparin tube uncapping device.
Background
At present, medical institutions have widely used vacuum blood sampling test tubes to carry out blood sampling tests on patients, and some projects need to use centrifuge to carry out the separation of serum and handle, then need to pull out sealed tube cap on the blood sampling tube to next step absorb the serum in the test tube and detect. Because of the effect of negative pressure, the sealed tube cap on the heparin tube connects very closely, in the uncapping process of 10 ML's heparin tube, appears the tube cap very easily and has already been got rid of, but the phenomenon that the internal plug is still in the mouth of pipe. When the condition is met, the medical staff needs to pull out the inner plug again and buckle the inner plug into the tube cap, the process is time-consuming and labor-consuming, the risk of infection of the medical staff is increased, and meanwhile, the liquid in the tube is turbid due to the shock generated by pulling out the cap for many times.
SUMMERY OF THE UTILITY MODEL
To the above insufficiency, the utility model provides a blood sampling tube uncapping device.
The utility model provides a technical scheme that its technical problem adopted is: a blood collection tube uncapping device comprises an uncapping device body for uncapping a blood collection tube;
the uncapping device body comprises a movable handle and a fixed handle which are arranged in parallel and symmetrically, a fixed clamping needle seat is arranged in the center of one side of the movable handle opposite to the fixed handle, limiting racks are symmetrically arranged at the two ends of the movable handle, gear carriers are symmetrically arranged at the two ends of the fixed handle, longitudinal limiting grooves corresponding to the limiting racks are arranged on the outer sides of the two gear carriers, the limiting racks are connected in the longitudinal limiting grooves in a sliding mode, a reset device is arranged between the top ends of the limiting racks and the bottom of the longitudinal limiting grooves, transverse limiting grooves are arranged in the center of the limiting racks, reciprocating clamping needle seats are connected in the transverse limiting grooves in a sliding mode, meshing teeth are arranged on one side of the two limiting racks opposite to each other, meshing teeth are arranged on one side of the two reciprocating clamping needle seats facing the movable handle, and the top end of each gear carrier is rotatably connected with a gear, the gear is respectively meshed with the meshing teeth on the limiting rack and the meshing teeth on the reciprocating clamping needle seat, and the clamping needles are arranged on the fixing clamping needle seat and the reciprocating clamping needle seat.
When an operator holds the movable handle and the fixed handle tightly, the distance between the two fixed needle clamping seats is reduced, and simultaneously, the meshing teeth on the limiting rack drive the gear to rotate so as to drive the distance between the two reciprocating needle clamping seats to be reduced.
Preferably, the reset device comprises a plurality of springs, and the length direction of the springs is the same as that of the limiting racks. When an operator grips the movable handle and the fixed handle, the spring is compressed, and the space between the four clamping needles is reduced; when the operator releases the hand, the spring recovers the original length, the movable handle and the fixed handle are far away from each other, and the distance between the four clamping needles is increased.
As optimization, every the spring centre all is provided with the telescopic link, and the purpose prevents that the spring from rocking.
As optimization, the movable handle and the fixed handle are both provided with handle grooves, so that the operation personnel can grasp the movable handle and the fixed handle conveniently.
As optimization, the movable handle, the fixed clamping needle seat, the reciprocating clamping needle seat and the clamping needle are all made of 316 stainless steel materials, and the blood collection tube uncapping device is convenient to clean and disinfect.
As optimization, the blood collection tube comprises a blood collection tube body and an inner plug arranged at the tube opening of the blood collection tube body, a tube cap is sleeved on the outer side of the inner plug, the movable handle and the fixed handle are in a close state and a far state, and when the movable handle and the fixed handle are in the close state, the distance between the two opposite clamping needles is smaller than the diameter of the tube cap; when the movable handle and the fixed handle are in a far state, the distance between the two opposite clamping needles is larger than the diameter of the pipe cap.
The utility model has the advantages that: the blood collection tube uncapping device provided by the utility model has simple structure and reasonable design; the operator can control the distance between the clamping pins by tightly holding or loosening the movable handle and the fixed handle; the clamping needle can not only prevent the inner plug from separating from the tube cap, but also prevent the inner plug from directly contacting the tube opening of the blood collection tube body, so as to prevent cross contamination; adopt 316 stainless steel, be convenient for wash and disinfect to taking a blood vessel to uncap the device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the whole structure of the present invention in a uncapped state;
fig. 4 is a schematic top sectional view of the present invention;
fig. 5 is a schematic view of the blood collection tube of the present invention.
The blood sampling device comprises a blood sampling tube 1, a blood sampling tube 2, a cap removing device 101, a blood sampling tube body 102, an inner plug 103, a tube cap 201, a movable handle 202, a fixed handle 203, a handle groove 204, a fixed clamping needle seat 205, a limiting rack 206, a gear rack 207, a reversing gear 208, a reciprocating clamping needle seat 209, a longitudinal limiting groove 210, a spring 211, a telescopic rod 212 and a transverse limiting groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The blood collection tube 1 uncapping device 2 shown in fig. 1-4 comprises an uncapping device 2 body for uncapping the blood collection tube 1;
the uncapping device 2 body comprises a movable handle 201 and a fixed handle 202 which are arranged in parallel and symmetrically, a fixed clamping needle seat 204 is arranged in the center of one side of the movable handle 201 opposite to the fixed handle 202, limiting racks 205 are symmetrically arranged at two ends of the movable handle 201, gear carriers 206 are symmetrically arranged at two ends of the fixed handle 202, two longitudinal limiting grooves 209 corresponding to the positions of the limiting racks 205 are arranged on the outer sides of the gear carriers 206, the limiting racks 205 are connected in the longitudinal limiting grooves 209 in a sliding manner, a reset device is arranged between the top ends of the limiting racks 205 and the bottoms of the longitudinal limiting grooves 209, a transverse limiting groove 212 is arranged in the center of the limiting racks 205, reciprocating clamping needle seats 208 are connected in the transverse limiting grooves 212 in a sliding manner, meshing teeth are arranged at one side of the limiting racks 205 opposite to each other, and meshing teeth are arranged at one side of the reciprocating clamping needle seats 208 facing the movable handle 201, the top end of each gear rack 206 is rotatably connected with a gear, the gear is respectively meshed with meshing teeth on the limiting rack 205 and meshing teeth on the reciprocating clamping needle seat 208, and clamping needles are arranged on the fixed clamping needle seat 204 and the reciprocating clamping needle seat 208.
When an operator grips the movable handle 201 and the fixed handle 202, the distance between the two fixed clamping needle seats 204 is reduced, and simultaneously the meshing teeth on the limiting rack 205 drive the gears to rotate, so as to drive the distance between the two reciprocating clamping needle seats 208 to be reduced, wherein the direction of an arrow in fig. 4 is a moving direction.
In this embodiment, the reset device includes a plurality of springs 210, and the length direction of the springs 210 is the same as the length direction of the limit rack 205. When an operator grips the movable handle 201 and the fixed handle 202, the spring 210 is compressed, and the space between the four clamping pins is reduced; when the operator releases his hand, the spring 210 returns to its original length, the movable handle 201 and the fixed handle 202 move away from each other, and the distance between the four fastening pins increases.
In this embodiment, a telescopic rod 211 is disposed in the center of each spring 210 to prevent the spring 210 from shaking.
In this embodiment, the movable handle 201 and the fixed handle 202 are both provided with a handle slot 203, which is convenient for an operator to grasp.
In this embodiment, the movable handle 201, the fixed handle 202, the fixed clip needle seat 204, the reciprocating clip needle seat 208 and the clip needle are all made of 316 stainless steel, which is convenient for cleaning and disinfecting the uncapping device 2 of the blood collection tube 1.
In this embodiment, the blood collection tube 1 includes a blood collection tube body 101 and an inner plug 102 disposed at a tube opening of the blood collection tube body 101, a tube cap 103 is sleeved on an outer side of the inner plug 102, the movable handle 201 and the fixed handle 202 have two states of being close to and being away from each other, and when the movable handle 201 and the fixed handle 202 are in the close state, a distance between the two opposite clamping needles is smaller than a diameter of the tube cap 103; when the movable handle 201 and the fixed handle 202 are in a far state, the distance between the two opposite clamping needles is larger than the diameter of the pipe cap 103.
The working principle is as follows: the utility model provides a pair of 1 uncapping device 2 of heparin tube, during the use operating personnel cup joints 2 bodies of uncapping device on heparin tube 1 earlier, then hold movable handle 201 and fixed handle 202 tightly, two fixing clip needle file 204 intervals dwindle this moment, meshing tooth on the spacing rack 205 drives the gear rotation simultaneously, and then drive two reciprocal card needle file 208 intervals and reduce, the interval of final two relative card needles is less than the diameter of pipe cap 103, upwards extract pipe cap 103 at last can, stopper 102 no longer separates with pipe cap 103 in the operation like this.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a heparin tube uncapping device which characterized in that: comprises a decapping device body for decapping the blood collection tube;
the uncapping device body comprises a movable handle and a fixed handle which are arranged in parallel and symmetrically, a fixed clamping needle seat is arranged in the center of one side of the movable handle opposite to the fixed handle, limiting racks are symmetrically arranged at the two ends of the movable handle, gear carriers are symmetrically arranged at the two ends of the fixed handle, longitudinal limiting grooves corresponding to the limiting racks are arranged on the outer sides of the two gear carriers, the limiting racks are connected in the longitudinal limiting grooves in a sliding mode, a reset device is arranged between the top ends of the limiting racks and the bottom of the longitudinal limiting grooves, transverse limiting grooves are arranged in the center of the limiting racks, reciprocating clamping needle seats are connected in the transverse limiting grooves in a sliding mode, meshing teeth are arranged on one side of the two limiting racks opposite to each other, meshing teeth are arranged on one side of the two reciprocating clamping needle seats facing the movable handle, and the top end of each gear carrier is rotatably connected with a gear, the gear is respectively meshed with the meshing teeth on the limiting rack and the meshing teeth on the reciprocating clamping needle seat, and the clamping needles are arranged on the fixing clamping needle seat and the reciprocating clamping needle seat.
2. A blood collection tube decapping device according to claim 1, wherein: the reset device comprises a plurality of springs, and the length directions of the springs are the same as the length direction of the limiting rack.
3. A blood collection tube decapping device according to claim 2, wherein: each spring is provided with a telescopic rod in the center.
4. A blood collection tube decapping device according to claim 3, wherein: the movable handle and the fixed handle are both provided with handle grooves.
5. A blood collection tube decapping device according to claim 4, wherein: the movable handle, the fixed clamping needle seat, the reciprocating clamping needle seat and the clamping needle are all made of 316 stainless steel materials.
6. A blood collection tube decapping device according to claim 5, wherein: the blood collection tube comprises a blood collection tube body and an inner plug arranged at the tube opening of the blood collection tube body, a tube cap is sleeved on the outer side of the inner plug, the movable handle and the fixed handle are in a close state and a far state, and when the movable handle and the fixed handle are in the close state, the distance between the two opposite clamping needles is smaller than the diameter of the tube cap; when the movable handle and the fixed handle are in a far state, the distance between the two opposite clamping needles is larger than the diameter of the pipe cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120869836.0U CN214828904U (en) | 2021-04-26 | 2021-04-26 | Blood collection tube uncapping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120869836.0U CN214828904U (en) | 2021-04-26 | 2021-04-26 | Blood collection tube uncapping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214828904U true CN214828904U (en) | 2021-11-23 |
Family
ID=78769036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120869836.0U Active CN214828904U (en) | 2021-04-26 | 2021-04-26 | Blood collection tube uncapping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214828904U (en) |
-
2021
- 2021-04-26 CN CN202120869836.0U patent/CN214828904U/en active Active
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