Patent ID: 6565593
Filing Date: 2003-05-20
Classification: A61F

Abstract:
A vein dilation device, comprising:a chamber having an interior for receiving a portion of a body, said chamber having at least one inlet for admitting a fluid into said chamber; a fluid supply connected to said at least one inlet, to enable the fluid to be supplied into said chamber via said at least one inlet; a suction source connected to said chamber to apply suction to said interior of said chamber; a heater positioned to be able to heat the fluid being supplied into said chamber by said fluid supply; and a control system constructed such as to enable said vein dilation device to be operated by actuating said heater and said fluid supply to cause heat to be applied to the portion of the body at a first time, said heater and/or fluid supply are then controlled to terminate application of heat to the portion of the body, after which said suction source is actuated to apply suction to the portion of the body at a second time after termination of the heating.