■ bone puncture exercise:·The surface signs were obvious: patella, tibia and tibia trochanter.·The needle of bone puncture is lifelike, and there will be a sense of falling into the bone after entering, and the corresponding simulation of the outflow of marrow fluid.·Skin and bone can be replaced.■ femoral vein puncture exercise:·Palpable femoral artery pulsation.·There was a clear sense of falling and venous reflux, and the correct position of femoral vein puncture was determined.
Sichuan Machinery Tools I/E Co., Ltd.
