Needleless sample valve

• Main Author: ZHOU KEDONG
• Format: Patent
• Language: English
• Published: 16.09.2015
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The utility model discloses a needleless sample valve, including standpipe, transverse tubule and resilient valve core. The one end of standpipe is equipped with the joint that is used for with the catheter intercommunication, and the other end of standpipe is equipped with the joint that is used for with urine bag intercommunication. The transverse tubule includes continuous thinner inlet tube portion of order and thicker transverse tubule pipe shaft, and the bottom of transverse tubule pipe shaft is perpendicular continuous with the side of standpipe. The resilient valve core is provided in the inner chamber of transverse tubule, the resilient valve core includes thinner head and the thicker portion that resets, the head all has a cavity, the cavity of head and the cavity intercommunication of the portion of reseing with the portion of reseing, the top surface of head is equipped with the incision, and the bottom of head links to each other with the one end of the portion of reseing, and the other end butt of the portion that resets is on the lateral wall of standpipe, the cavity of the portion that restores to the throne feeds through with the inner chamber of standpipe mutually. The utility model discloses the experience is the sample back many times, still can guarantee the syringe from inlet tube portion extract the back, the resilient valve core can accurately resume the original state, the incision is closed, the weeping takes place for the will not.