Photoradiation method and arrangement

摘要

PCT No. PCT/AU82/00151 Sec. 371 Date May 9, 1983 Sec. 102(e) Date May 9, 1983 PCT Filed Sep. 8, 1982 PCT Pub. No. WO83/00811 PCT Pub. Date Mar. 17, 1983.A method and arrangement for activating a photoirradiable chemical such as hematoporphyrin derivative (HPD) particularly in vivo by use of pulsed radiation of the required frequency higher energy input with less damage surrounding tissue can be achieved.