Patent ID: 8221320
Filing Date: 2012-07-17
Classification: A61M

Abstract:
1. An access disconnect detector, comprising: at least one radio-frequency transmitter; at least one radio-frequency receiver; and a mount suitable for mounting the at least one radio-frequency transmitter and at least one radio-frequency receiver, wherein the mount and the at least one transmitter and receiver are configured for positioning adjacent an access site for detecting a presence of blood of a patient, and wherein the at least one radio-frequency transmitter and the at least one radio-frequency receiver are adapted to be positioned such that the access site is located between the at least one radio-frequency transmitter and the at least one radio-frequency receiver so that the at least one radio-frequency receiver receives one level of signals from the at least one radio-frequency transmitter when the access site is dry and receives a lower level of signals when the access site is wetted.