Detaining needle overflow filter element
Detaining needle, blood collection needle overflow filter element
Combination of anti-overflow filter element and indwelling needle can protect the patient's blood vessel, relieve the pain of blood vessel puncture, and improve the efficiency of medical staff. In use, the gas in the pipeline is allowed to be discharged, and the blood stubble anti-overflow filter element will be automatically locked to prevent blood ejection from polluting the environment.