Patent ID: 6484345
Filing Date: 2002-11-26
Classification: A61B,A61F

Abstract:
A brush for a voice prosthesis having a soft, hollow outer body with a first channel through said body, said first channel having a diameter and a proximal end, and a hollow, hard cartridge having a proximal end and having a second channel with a smaller diameter than the diameter of said first channel forming a second wall surface, said cartridge being seated in said first channel rearward of the proximal end of the first channel forming a wall first wall surface extending into the channel, the brush comprising:a rod portion having a distal face with a diameter less than the diameter of the first channel and greater than the diameter of the second channel through the cartridge, whereby said distal face abuts and is stopped by the proximal end of the cartridge, a brush portion extending distally from the distal face of the rod, said portion having bristles having a length at least capable of contacting and cleaning the wall surface of said first channel and of entering the cartridge channel and contacting and cleaning the wall surface of the second channel.