UL 544 & UL 187 Withdrawn

The old UL standards for Medical Devices & X-ray devices have been withdrawn as of December 21, 2009

Yes, it is true these old standards finally have been withdrawn.  UL’s announcement on December 21, 2009 stated “UL announces the withdrawal of the seventh edition of the Standard for X-Ray Equipment, UL 187, and the fourth edition of the Standard for Medical and Dental Equipment, UL 544, and their replacement with the first edition of the Standard for Medical Electrical Equipment, Part 1: General Requirements for Safety, UL 60601-1.”