Patent ID: 8658113

Claim:
A thin film valve device comprising: at least one chamber that stores a fluid required for biological or biochemical assay and in which a biological or biochemical reaction is performed; a sample injection element for injecting a sample; a channel that connects the at least one chamber and through which the fluid moves; a hole that is located in the middle of the channel and interconnects upper and lower portions of the channel; a thin film valve that closes the hole and is coated with an adhesive; at least one substrate including the channel, the hole and the at least one chamber; a thin film adhesive tape that binds the at least one substrate together; a body that is formed by binding the at least one substrate using the thin film adhesive tape and in which the channel, the hole, the at least one chamber, the sample injection element, and the thin film valve are integrated; and a heat generating apparatus that radiates heat onto the thin film valve to change an adhesive strength of the adhesive.