Patent ID: 8257248
Filing Date: 2012-09-04
Classification: A61B

Abstract:
1. A body-insertable apparatus that performs a predetermined function inside the body of the subject, comprising: a function executing unit that performs the predetermined function; an energy supply source that supplies with energy to be used to drive the function executing unit; an external-signal detecting unit that detects an external control signal input from outside the body-insertable apparatus, and that generates a control signal based on a detection state of the external control signal; a switch that controls supply of the energy to the function executing unit from the energy supply source; and an energy supply control unit that causes the switch to toggle in accordance with the control signal from the external-signal detecting unit, wherein the energy supply control unit includes a state maintaining unit that maintains the detection state of the external control signal detected by the external-signal detecting unit, and the state maintaining unit includes: