title: Inexpensive retractors for laser operations.
abstract: The sterile tongue depressor and Lucite block have been presented as simple, safe and inexpensive retractors for use in laser operations. Such inexpensive devices are cost effective alternatives to blackened surgical instruments.
mesh_terms: D002245:Carbon Dioxide; D003362:Cost-Benefit Analysis; D006801:Humans; D053685:Laser Therapy; D013525:Surgical Instruments / Q000191:economics*
chemical_list: D002245:Carbon Dioxide