Pulse oximeter sensor with widened metal strip
First Claim
Patent Images
1. A pulse oximeter sensor comprising:
- a flexible, transparent substrate;
an opaque, metalized layer mounted on a first side of said transparent substrate, said metalized layer covering only a portion of said transparent substrate;
a light emitter mounted on a first side of said metalized layer to emit light away from said metalized layer;
a light detector mounted on said first side of said metalized layer;
a non-transparent layer mounted over said light emitter and said detector, said non-transparent layer having holes over said light emitter and detector; and
an adhesive layer disposed on said non-transparent layer and a portion of said transparent layer not covered by said metalized layer and said non-transparent layer.
2 Assignments
0 Petitions
Accused Products
Abstract
A pulse oximeter sensor having an opaque, metalized layer to shield from ambient light. The metalized layer surrounds the area of the light detector. In one embodiment, the sensor has a transparent portion, with the opaque, metalized layer covering only the portions around the light detector and other areas, such as a strip extending between the light detector and the emitter. In a preferred embodiment, the opaque, metalized layer is a strip which has a widened portion in the area around the light detector.
-
Citations
15 Claims
-
1. A pulse oximeter sensor comprising:
-
a flexible, transparent substrate;
an opaque, metalized layer mounted on a first side of said transparent substrate, said metalized layer covering only a portion of said transparent substrate;
a light emitter mounted on a first side of said metalized layer to emit light away from said metalized layer;
a light detector mounted on said first side of said metalized layer;
a non-transparent layer mounted over said light emitter and said detector, said non-transparent layer having holes over said light emitter and detector; and
an adhesive layer disposed on said non-transparent layer and a portion of said transparent layer not covered by said metalized layer and said non-transparent layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. A pulse oximeter sensor comprising:
-
a flexible, transparent substrate;
an opaque, metalized layer mounted on a first side of said transparent substrate, said metalized layer covering only a portion of said transparent substrate, said metalized layer being a strip extending at least from said emitter to said detector, said strip having a wider portion adjacent said detector, said wider portion of said strip having a curved perimeter;
a light emitter mounted on a first side of said metalized layer to emit light away from said metalized layer;
a light detector mounted on said first side of said metalized layer;
a first non-transparent layer mounted over said light emitter and said detector, said non-transparent layer having holes over said light emitter and detector;
a second flexible, non-transparent layer mounted between said transparent layer and said metalized layer; and
an adhesive layer disposed on said non-transparent layer and a portion of said transparent layer not covered by said metalized layer and said non-transparent layer. - View Dependent Claims (10, 11, 12, 14, 15)
-
-
13. A pulse oximeter sensor comprising:
-
a first non-transparent strip having a wider portion, said wider portion having a curved perimeter;
a light emitter mounted on a first side of said first non-transparent strip to emit light away from said first non-transparent strip;
a light detector mounted on said first side of said first non-transparent strip adjacent said wider portion of said first non-transparent strip;
said first non-transparent strip extending at least from said emitter to said detector;
a second non-transparent strip mounted over said light emitter and said detector, said second non-transparent strip having holes over said light emitter and detector, said second non-transparent strip having a wider portion matching the shape of said wider portion of said first non-transparent strip;
an adhesive layer disposed on said second non-transparent strip.
-
Specification