Apparatus for surgical purposes; Articles for surgical use; Cardiac valves for surgical prostheses; Cardiac vascular prosthesis for surgical prostheses; Catheters for surgical use; Disposable products for use during surgical procedures; Instruments for inserting surgical implants; Manipulative apparatus for surgical use; Medico-surgical tubes; Operative instruments (surgical); Prostheses for surgical treatment; Support articles for surgical purposes; Support members for surgical use; Supports for surgical use; Surgical apparatus and instruments; Surgical apparatus for performing operations; Surgical appliances; Surgical bypass devices; Surgical implant materials; Surgical implants (artificial materials); Surgical instrumentation; Surgical instruments; Surgical prostheses; Surgical prostheses for human use; Surgical prostheses for veterinary use; Surgical supports; Surgical transplant materials; Surgical tubing for the treatment of urinary tract infection; Surgical tubing for wound drainage; Tube insertion machines for surgical use; Tubes for surgical purposes; Tubing connectors for surgical use; Ureteral stents being surgical support; Urinary diversion stents being surgical drainage apparatus; Urinary diversion stents being surgical support apparatus