Keywords: Convulsator III, Siemens, developed by Dr. Jan-Otto Ottosson in the 1960s to treat psychiatric ailments, STLM291.1 - Tekniska museet - Stockholm, Sweden - DSC01449.JPG en Exhibit in the Tekniska museet Stockholm Sweden This work is old enough so that it is in the public domain Photography was permitted in the museum without restriction 2014-09-16 own Daderot other versions cc-zero Medical equipment in the Tekniska museet Uploaded with UploadWizard Electroconvulsive therapy Siemens Healthcare Siemens in Sweden |