Patent ID: 9212772
Filing Date: 2015-12-15
Classification: A61M,F16L

Abstract:
1. A needle free connector comprising: a tube device having a first tube, first locking elements formed on a distal end of the first tube and having a first ring formed on an outer periphery thereof, a transverse channel provided between the first locking elements and the first ring and being in communication with the first tube, and a push rod integrally formed on a side face of the first locking elements and extending in a direction opposite to that of the first tube; a resilient frame securely engaged with the first locking elements and having a second ring movably positioned between a first position and a second position due to movement of the first tube and provided with a hole defined in a bottom face of the second ring to allow the first tube to movably extend therethrough, second locking elements extending from the second ring and a third ring formed on a distal end of the second locking elements; a hollow casing provided with a second hollow tube to movably receive therein the first tube; and a cap securely connected to the hollow casing to form a watertight connection, wherein the first ring is disposed inside the resilient frame and is slidable against the third ring.