Composite type radial artery tourniquet
A radial artery, composite technology, applied in tourniquets, bandages, medical science and other directions, can solve the problems of limited shelf life of chitosan-based hemostatic materials, limited adhesion of matrix materials, affecting the effect of hemostasis and coagulation, etc., to accelerate the coagulation speed. , Rapid and effective hemostasis, comprehensive and direct effect of blood contact
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Embodiment 1
[0033] Such as figure 1 and figure 2 As shown, a composite radial artery tourniquet includes a fixing band 1, an air bag 2, a ventilation valve 3, and a pipeline 4, and the fixing band 1 has a bond that can fix the composite radial artery tourniquet on the wrist. buckle. The air bag 2 is connected with an air pump or a syringe (not shown) through a pipeline 4, and a ventilation valve 3 is set at the connection between the air pump or the syringe and the pipeline 4, that is, one end of the pipeline 4 is connected to the air bag 2, The other end is connected to the ventilation valve 3, the ventilation valve 3 can control the ingress and egress of gas, the volume of the airbag 2 is expanded after being filled with gas through the ventilation valve 3, and the airbag 2 is arranged on the fixed belt 1, a hemostatic layer 7 is attached to the outer surface of the airbag 2; the hemostatic layer 7 is composed of a hemostatic powder and a base material, the base material is hydroxyet...
Embodiment 2
[0039] Such as figure 1 and figure 2 As shown, a composite radial artery tourniquet includes a fixing band 1, an air bag 2, a ventilation valve 3, and a pipeline 4, and the fixing band 1 has a bond that can fix the composite radial artery tourniquet on the wrist. buckle. The air bag 2 is connected with an air pump or a syringe (not shown) through a pipeline 4, and a ventilation valve 3 is set at the connection between the air pump or the syringe and the pipeline 4, that is, one end of the pipeline 4 is connected to the air bag 2, The other end is connected to the ventilation valve 3, the ventilation valve 3 can control the ingress and egress of gas, the volume of the airbag 2 is expanded after being filled with gas through the ventilation valve 3, and the airbag 2 is arranged on the fixed belt 1, a hemostatic layer 7 is attached to the outer surface of the airbag 2; the hemostatic layer 7 is composed of hemostatic powder, matrix material and additives, the matrix material i...
Embodiment 3
[0045] Such as image 3 and Figure 4 As shown, a composite radial artery tourniquet comprises a fixing band 1, an air bag 2, a ventilation valve 3, and a pipeline 4. The air bag 2 is connected to an air pump (not shown) through the pipeline 4, and the air pump and the air pump are connected to each other. A ventilation valve 3 is arranged at the joint of the pipeline 4, that is, one end of the pipeline 4 is connected to the air bag 2, and the other end is connected to the ventilation valve 3, and the ventilation valve 3 can control the ingress and egress of gas, and the air bag 2 passes through After the vent valve 3 is filled with gas, the volume expands, and the air bag 2 is arranged in the middle of the fixing belt 1. The air bag 2 is made of PVC non-woven fabric, PVC raised cloth, PU non-woven fabric, PU raised cloth One of them or a combination thereof, for example, the balloon is made of the above-mentioned materials alone and then connected to the fixing belt, or the ...
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