An ultraviolet laser-generating device, for use in a defect inspection apparatus and a method thereof, etc. The graft has a tubular inlet portion coupleable to the outlet of the blood-flow assist device and configured to receive blood flow therethrough. Also, spring members and are installed between receiving members and for supporting both ends of the rod of the second direct-acting guide installed on the motor attachment plate and the fixing portion for fixing the second direct-acting guide 14 of the attachment member. When lithium-ion secondary battery reaches the last stage of the end of life, charge control unit sets a second charge current value lower than the first charge current value set based on the full charge capacity maintaining rate, and charges the battery. The end plates project outwardly from the generator frame ends, for coupling to a raise mechanism. The de-interlacing unit restores the field images into an original film according to the cadence pattern.