A an arm band or strap is provided adapted to be adjustably and comfortably worn about the wrist or forearm of a patient receiving dialysis treatment. Located on the exterior of the band or strap is a pair of oppositely and axially extending tabs having an underside of hook or loop fastener material complimentary to hook or loop fastener material provided on the band or strap exterior. A pair of infusion tubes are adapted to be removably secured respectively between the tabs and the exterior surface of the strap by the interengaging action of the complimentary hook or loop fastener on the surface of the worn band or strap and the underside of each tab, respectively. The worn strap or arm band and the tabs combine to stabilize the infusion tubes during such treatment all of the while permitting safe use of the patients hands.