Blood sensor and blood examining instrument including same
First Claim
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1. A blood sensor comprising:
- a substrate;
a spacer that is configured to be attached on an upper surface of the substrate;
a cover that is configured to be attached on an upper surface of the spacer;
a blood storage that comprises a substrate hole in the substrate, a part of a spacer hole in the spacer and which is configured to be coupled to the substrate hole, and a cover hole which is in the cover and which is configured to be coupled to the spacer hole;
a supply channel comprises another part of the spacer hole and that extends away from the blood storage and is configured to communicate with the blood storage; and
a plurality of detection electrodes on the supply channel,wherein at least a portion of the edge of the cover hole extends from a supply channel side toward an interior of the blood storage, beyond the edge of the spacer hole and the edge of the substrate hole.
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0 Petitions
Accused Products
Abstract
A blood sensor comprises a substrate, a spacer attached to the top of the substrate, a cover attached to the top of the spacer. A blood reservoir defined by a substrate hole formed in the substrate. A part of a spacer hole in the spacer and connected to the substrate hole, and a cover hole formed in the cover is connected to the spacer hole. A supply passage is defined by another part of the spacer hole that communicates with the blood reservoir portion, and detection electrodes are formed in the supply passage. The cover projects from the supply passage toward the inside of the blood reservoir portion farther than the substrate and the spacer.
20 Citations
23 Claims
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1. A blood sensor comprising:
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a substrate; a spacer that is configured to be attached on an upper surface of the substrate; a cover that is configured to be attached on an upper surface of the spacer; a blood storage that comprises a substrate hole in the substrate, a part of a spacer hole in the spacer and which is configured to be coupled to the substrate hole, and a cover hole which is in the cover and which is configured to be coupled to the spacer hole; a supply channel comprises another part of the spacer hole and that extends away from the blood storage and is configured to communicate with the blood storage; and a plurality of detection electrodes on the supply channel, wherein at least a portion of the edge of the cover hole extends from a supply channel side toward an interior of the blood storage, beyond the edge of the spacer hole and the edge of the substrate hole. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification