[ Surgical apparatus and instruments for medical, dental or veterinary use; artificial limbs; artificial eyes; artificial teeth; ] orthopedic apparatus and instruments for diagnostic and therapeutic use; [ suture materials; ] surgical implants comprising artificial material; wound drainage apparatus; drainage tubes for medical purposes; medical tubing for drainage; [ cannulae; probes for medical purposes; ] subcutaneous valves for implantation; and valves for the treatment of hydrocephalus