CN211749651U - Novel rat abdominal aorta blood sampling test tube is fixed device - Google Patents
Novel rat abdominal aorta blood sampling test tube is fixed device Download PDFInfo
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- CN211749651U CN211749651U CN201922480267.6U CN201922480267U CN211749651U CN 211749651 U CN211749651 U CN 211749651U CN 201922480267 U CN201922480267 U CN 201922480267U CN 211749651 U CN211749651 U CN 211749651U
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Abstract
The utility model discloses a novel rat abdominal aorta blood sampling test tube fixing device. The fixing device comprises a horizontal top plate, a base is arranged right below the top plate, and the top plate is connected with the base through a vertical supporting rod; the top plate is provided with a plurality of pipeline holes, the base is provided with a plurality of fixing grooves, and the fixing grooves respectively correspond to the pipeline holes in the vertical direction. The utility model provides a novel rat abdominal aorta blood sampling test tube fixing device can conveniently carry out one-man operation and take a blood sample to rat abdominal aorta, avoids because of the condition of two people's operations error, can guarantee simultaneously that the heparin tube is stable in the state of stewing, can not appear hemolytic risk to can not cause the experiment to pollute, ensured experimenter's personal health and safety.
Description
Technical Field
The utility model relates to a medical science experiment field, in particular to novel rat abdominal aorta blood sampling test tube is fixed device.
Background
In medical pharmacology experimental procedures, rats are often used as experimental samples, and procedures for collecting blood from abdominal aorta of rats are often involved. In the prior art, when a rat is subjected to blood sampling, an operator usually clamps the proximal end of the abdominal aorta of the rat by using a hemostatic forceps, then inserts a blood sampling needle into the abdominal aorta in parallel, inserts the tail end of the blood sampling needle into a handheld vacuum blood sampling tube, loosens the hemostatic forceps, injects a blood sample into the blood sampling tube, and then places the blood sampling tube on a blood sampling frame to be detected.
However, in the operation process, the needle head is often required to be manually fixed, and the tail end of the blood taking needle is required to be inserted into the blood taking tube, so that the operation of inserting the blood taking tube by holding the blood taking tube with one hand is required, which is inconvenient, and the operation difficulty is further improved because the artery blood vessel of the rat is thin and soft; and if cooperate with other people together, then on the one hand, need consume more manpowers, on the other hand, after the blood sampling, in order to avoid the hemolysis, need shift the heparin tube and stew in the test-tube rack, and when two people operated, the test tube was rocked easily in the transfer process, influences the effect of stewing. Besides, when two persons operate, the conditions of various errors caused by mismatching or improper force application are also easy to occur, such as the falling of a needle in an artery and the waste of blood samples, and meanwhile, the pollution of an experiment is easy to cause, and the danger is caused to the personal health and safety of experimenters.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a novel fixing device for a rat abdominal aorta blood sampling test tube.
According to one aspect of the utility model, a novel fixing device for a rat abdominal aorta blood sampling test tube is provided, which comprises a horizontal top plate, a base is arranged right below the top plate, and the top plate is connected with the base through a vertical support rod; the top plate is provided with a plurality of pipeline holes, the base is provided with a plurality of fixing grooves, and the fixing grooves respectively correspond to the pipeline holes in the vertical direction.
The utility model provides a novel rat abdominal aorta blood sampling test tube fixing device can conveniently carry out one-man operation and take a blood sample to rat abdominal aorta, avoids because of the condition of two people's operations error, can guarantee simultaneously that the heparin tube is stable in the state of stewing, can not appear hemolytic risk to can not cause the experiment to pollute, ensured experimenter's personal health and safety.
In some embodiments, the base is made of metal. Therefore, the base is made of the material, so that the base is firm and stable.
In some embodiments, the support bar is divided into an upper bar and a lower bar, a lower portion of the upper bar extends into an upper portion of the lower bar, and an adjustment knob is provided at a junction of the upper bar and the lower bar. From this, through setting up the height that upper boom, lower beam and adjust knob can adjust the roof, fixing device can be applicable to the heparin tube of different length in the time.
In some embodiments, the adjusting knobs have two, one on each side of the upper portion of the lower rod. Therefore, the height can be more stably adjusted by arranging the adjusting knobs on the two sides of the rod and the lower rod.
In some embodiments, an inner ring having a cross shape is disposed in the conduit aperture. From this, set up the inner ring and can stabilize placing of heparin tube.
In some embodiments, the inner ring is made of rubber. Therefore, the rubber can enable the inner ring to have certain elasticity, and the fixing device can be suitable for blood sampling tubes with different sizes.
In some embodiments, the fixing groove is lined with rubber. Therefore, the bottom of the blood collection tube placed in the fixing groove can be stably and safely placed through the rubber layer.
In some embodiments, the number of the pipe holes and the fixing grooves is 4 to 10. Therefore, the number range of the number of the pipeline holes and the fixing grooves is set, and the specific number can be selected according to actual conditions.
In some embodiments, the bottom of the base is provided with a suction cup. From this, can carry out fixed mounting to the base through the sucking disc and even whole fixing device.
In some embodiments, the number of suction cups is 2-4. Therefore, the proper quantity range of the suckers is set, and the suckers are uniformly distributed at the bottom of the base.
Drawings
Fig. 1 is a schematic structural view of a novel rat abdominal aorta blood sampling test tube fixing device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the support rod shown in FIG. 1;
fig. 3 is a bottom structure diagram of the base shown in fig. 1.
In the figure: roof 1, base 2, bracing piece 3, pipeline hole 4, fixed slot 5, upper boom 6, lower beam 7, adjust knob 8, inner ring 9, sucking disc 10.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a structure of a novel rat abdominal aorta blood sampling test tube fixing device according to an embodiment of the present invention, fig. 2 shows a partial structure of a support rod in fig. 1, and fig. 3 shows a bottom structure of a base in fig. 1. As shown in fig. 1-3, the fixing device mainly comprises a horizontal top plate 1 and a horizontal base 2, wherein the base 2 is located right below and connected with a vertical support rod 3, i.e. the top of the support rod 3 is connected with the middle of the top plate 1, and the bottom is arranged in the middle of the base 2. Wherein, the cross sections of the top plate 1 and the base 2 are both circular and have approximately the same size.
A plurality of through pipe holes 4 are uniformly distributed around the top plate 1, and the fixing grooves 5 with the same number are distributed around the top surface of the base 2, and each fixing groove 5 corresponds to each pipe hole 4 in the vertical direction, that is, after a blood collection tube is inserted into the pipe hole 4 from the top, the bottom of the blood collection tube can be fixedly placed on the corresponding fixing groove 5.
Preferably, the number of the channel holes 4 and the fixing grooves 5 is generally 4-10, and more preferably 6, so that the same number of blood collection tubes can be placed at the same time.
Preferably, there is a cross-shaped inner ring 9 disposed in the channel hole 4, and the inner ring 9 does not affect the placement of the blood collection tube, and can improve the stability of the placement of the blood collection tube in the channel hole 4. Preferably, the inner ring 9 is made of rubber, so that it has certain elasticity, so that the tube hole 4 can be suitable for blood collection tubes with different thicknesses.
Preferably, rubber is laid in the fixing groove 5, so that the bottom of the blood collection tube inserted into the fixing groove 5 can be protected by a certain buffer.
The support bar 3 is divided into an upper bar 6 and a lower bar 7, the upper bar 6 being located above and connected to the top plate 1, and the lower bar 7 being located below and mounted on the fixing groove 5. Wherein the upper rod 6 is slightly thinner than the lower rod 7, and the upper part of the lower rod 7 is hollow, so that the lower part of the upper rod 6 can extend into the upper part of the lower rod 7.
An adjusting knob 8 capable of adjusting the tightness is arranged at the joint of the upper rod 6 and the lower rod 7, namely the outer side of the upper part of the lower rod 7, the tail end of the adjusting knob 8 penetrates through the side wall of the lower rod 7 and contacts with the lower part of the upper rod 6, therefore, the length of the lower part of the rod extending into the upper part of the lower rod 7 can be adjusted through the adjusting knob 8, and then the length of the whole support rod 3 is adjusted, so that the fixing device is suitable for blood sampling tubes with different length sizes.
Preferably, one adjusting knob 8 is provided at both sides of the upper portion of the lower lever 7, so that the length adjustment can be more stably performed.
Preferably, the top plate 1 is made of a light material such as plastic, and the base 2 is generally made of metal, which has sufficient weight to be stably maintained, while the fixing device as a whole is light and can be easily rotated.
Preferably, a suction cup 10 may be further provided at the bottom of the base 2, and the stability of the fixing device is maintained by the suction force of the suction cup 10. The number of suction cups 10 is typically set to 2-4, and is distributed relatively evenly around the bottom surface of the base 2.
When using this fixing device, with many heparin tubes through the vertical roof 1 that inserts of individual pipeline hole 4, then in its bottom is fixed places each fixed slot 5, then can stably place the heparin tube, and no longer need handheld. Then the blood taking needle is inserted into a blood vessel of a rat for blood taking, meanwhile, the tail end of the blood taking needle can be conveniently inserted into the blood taking tube by one hand for blood collection, and the collection amount can be monitored at any time in the process so as to stop blood taking at the right moment. And after the blood sampling of one blood sampling tube is finished, the other blood sampling tube fixed on the fixing device can be directly used for continuously sampling blood, wherein if the angle is inconvenient, the fixing device can be rotated to a certain degree.
The utility model provides a novel rat abdominal aorta blood sampling test tube fixing device can conveniently carry out one-man operation and take a blood sample to rat abdominal aorta, exempts from because of the not default circumstances of agreeing with of two people's operation cooperation and the hemolytic risk can not appear to can adapt to the heparin tube of different specifications. In addition, the device does not cause experiment pollution, and guarantees the personal health and safety of experimenters.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The utility model provides a novel rat abdominal aorta blood sampling test tube fixing device which characterized in that: the device comprises a horizontal top plate (1), wherein a base (2) is arranged under the top plate (1), and the top plate (1) is connected with the base (2) through a vertical supporting rod (3); the pipeline fixing device is characterized in that a plurality of pipeline holes (4) are formed in the top plate (1), a plurality of fixing grooves (5) are formed in the base (2), and each fixing groove (5) corresponds to each pipeline hole (4) in the vertical direction.
2. The novel rat abdominal aorta blood sampling test tube fixing device of claim 1, wherein: the base (2) is made of metal.
3. The novel rat abdominal aorta blood sampling test tube fixing device of claim 1, wherein: the support rod (3) is divided into an upper rod (6) and a lower rod (7), the lower part of the upper rod (6) extends into the upper part of the lower rod (7), and an adjusting knob (8) is arranged at the joint of the upper rod (6) and the lower rod (7).
4. The novel rat abdominal aorta blood sampling test tube fixing device of claim 3, wherein: the two adjusting knobs (8) are respectively arranged on two sides of the upper part of the lower rod (7).
5. The novel rat abdominal aorta blood sampling test tube fixing device of claim 1, wherein: the pipeline hole (4) is internally provided with a cross-shaped inner ring (9).
6. The novel rat abdominal aorta blood sampling test tube fixing device of claim 5, wherein: the inner ring (9) is made of rubber.
7. The novel rat abdominal aorta blood sampling test tube fixing device of claim 1, wherein: rubber is paved in the fixing groove (5).
8. The novel rat abdominal aorta blood sampling test tube fixing device according to any one of claims 1 to 7, wherein: the number of the pipeline holes (4) and the fixing grooves (5) is 4-10.
9. The novel rat abdominal aorta blood sampling test tube fixing device of claim 1, wherein: the bottom of the base (2) is provided with a sucker (10).
10. The novel rat abdominal aorta blood sampling test tube fixing device of claim 9, wherein: the number of the suckers (10) is 2-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922480267.6U CN211749651U (en) | 2019-12-31 | 2019-12-31 | Novel rat abdominal aorta blood sampling test tube is fixed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922480267.6U CN211749651U (en) | 2019-12-31 | 2019-12-31 | Novel rat abdominal aorta blood sampling test tube is fixed device |
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| Publication Number | Publication Date |
|---|---|
| CN211749651U true CN211749651U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922480267.6U Active CN211749651U (en) | 2019-12-31 | 2019-12-31 | Novel rat abdominal aorta blood sampling test tube is fixed device |
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2019
- 2019-12-31 CN CN201922480267.6U patent/CN211749651U/en active Active
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