Patent ID: 6315721
Filing Date: 2001-11-13
Classification: A61B,A61F,A61N,Y10S

Abstract:
A system for monitoring and affecting parameters of a patient's body, said system comprising:a plurality of addressable devices each comprised of a housing having an axial dimension of less than 60 mm and a lateral dimension of less than 6 mm and configured for injection into said patient's body;each of said addressable devices including a battery having a capacity of at least one microwatt-hour, an input/output electrode, controllable circuitry for supplying a drive signal to said electrode, means storing an identification address, and signal transmitter/receiver means;a system control unit configured for implantation in said patient's body, said control unit including means for transmitting commands to said device transmitter/receiver means for controlling said controllable circuitry, said commands including address information specifying the identification address of one or more of said devices and parameter information for controlling operating parameters of the controllable circuitry in the identified devices;said system control unit including controller means responsive to data signals transmitted by said addressable device for controlling said commands transmitted by said system control unit; anda power supply contained in said system control unit having a capacity of at least one watt-hour for supplying operating power to said control unit transmitting means and controller means.