Zecotek Medical Systems Inc. of Vancouver, British Columbia, today announced it has changed its name to Zecotek Photonics Inc., effective Oct. 26. The company said it will retain the TSX Venture Exchange stock symbol "ZMS." Zecotek said the new name better reflects its photonic product portfolio; the company develops high-performance crystals, photodetectors, medical lasers, optical imaging and 3-D display technologies for applications in the high-tech industry and medical diagnostics.