Patent ID: 9326711
Filing Date: 2016-05-03
CPC Classification: A61B,A61N

Claim Text:
1. An implantable medical device comprising: an outer housing surface including a first portion configured having a planar profile and a second portion of the surface configured having a curvilinear profile; a light source disposed on the first portion having an emitter surface oriented in a first plane; and a plurality of detector elements disposed adjacent to the light source with at least a first of the detector elements being arranged on the first portion and at least a second of the detector elements being arranged on the second portion, each of the detector elements having a photodetection surface and the photodetection surface of the first detector element being oriented in the first plane and the photodetection surface of the second detector element being oriented in a second plane that is different from the first plane, wherein each detector element of the plurality of detector elements is configured to sense a reflection of light that is emitted by the emitter surface and reflected onto the respective detector element.