LEAD CONNECTOR WITH GLASS BRAZE
First Claim
Patent Images
1. A medical device lead connector comprising:
- two or more electrically conducting contact rings spaced apart by electrically insulating ceramic ring; and
electrically insulating glass material fixing the two or more electrically conducting contact rings to the insulating ceramic ring in axial alignment.
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Accused Products
Abstract
A medical device lead connector includes two or more electrically conducting contact rings spaced apart by electrically insulating ceramic ring. An electrically insulating glass material fixes the two or more electrically conducting contact rings to the insulating ceramic ring in axial alignment.
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Citations
20 Claims
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1. A medical device lead connector comprising:
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two or more electrically conducting contact rings spaced apart by electrically insulating ceramic ring; and electrically insulating glass material fixing the two or more electrically conducting contact rings to the insulating ceramic ring in axial alignment. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An implantable active medical device comprising;
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a hermetically sealed housing defining a sealed housing interior; a power source and electronics in electrical communication and disposed within the sealed housing interior; and a lead connector projecting into the sealed housing interior and having a closed end, an open end, an outer surface, and an inner surface defining a lead aperture, the lead connector comprising one or more electrically conducting contact rings spaced apart by electrically insulating rings and joined together with electrically insulating glass braze, the one or more electrically conducting contact rings in electrical communication with the electronics, and the glass braze providing a hermetic seal between the lead connector outer surface and the lead connector inner surface. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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15. A method of forming a medical device lead connector comprising:
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joining an electrically conducting contact ring to a ceramic insulating ring with a first glass braze material having a first glass transition temperature to form a first joined element; joining an electrically conducting spacer ring to the ceramic insulating ring of the first joined element with a second glass braze material having a second glass transition temperature to form a second joined element, the second glass transition temperature being less than the first glass transition temperature. - View Dependent Claims (16, 17, 18, 19)
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20. A method of forming a medical device lead connector comprising:
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joining an electrically conducting contact ring to a ceramic insulating ring with a glass braze material having a glass transition temperature to form a first joined element; joining an electrically conducting spacer ring to the ceramic insulating ring of the first joined element with the glass braze material to form a second joined element, the glass transition temperature being less than 500 degrees centigrade.
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Specification