Patent ID: 8771176

Claim:
An ingestible untethered capsule for in vivo imaging and/or treatment of diseased tissue within a gastrointestinal tract of an animal or human being, said capsule comprising: a camera including an image sensor and a first lens located in front of the image sensor for taking images of the diseased tissue; at least one light source located laterally adjacent the image sensor for providing one or more light beams for illumination and optical therapeutic treatment of the diseased tissue; a second lens located in front of the at least one light source for focusing at least one of the light beams from the at least one light source on a focus spot along a first path in a first direction onto the diseased tissue; and a controller connected to the camera and the second lens and configured to correct for motion of the capsule by controlling the second lens to maintain the focus spot as the capsule moves within the gastrointestinal tract.