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; implants consisting of artificial materials; wound drainage apparatus; drainage tubes for medical purposes; medical tubing for drainage; medical devices, namely, infusion pumps for delivering measured amounts of solutions over time and infusion pumps for delivering measured amounts of solutions into the bloodstream over time; cannulae; subcutaneous valves for implantation; valves for the treatment of hydrocephalus and accessories and parts therefor; valves for the treatment of hydrocephalus and accessories and parts therefor, namely, medical and surgical catheters, connectors, deflectors, pump chambers for medical pumps, reservoirs for medical instruments and valves, and medical stopper plugs; medical and surgical catheters; medical devices, namely, connectors for: wound drainage apparatus, drainage tubes for medical purposes, medical tubing for drainage, infusion pumps for delivering measured amounts of solutions over time, cannulae, subcutaneous valves for implantation, valves for the treatment of hydrocephalus and accessories and parts therefor, and medical and surgical catheters; incision tools, namely, introducing stylets to prevent a catheter tip from bending and borehole lines to direct flow into a catheter and prevent drainage into the brain of a patient; pump chambers for medical pumps; reservoirs for medical instruments and valves; medical stopper plugs; control units for medical apparatus and equipment, namely, for controlling hydrocephalus devices; adjusting devices and apparatus for medical purposes, namely, for hydrocephalus devices; devices and apparatus for transferring measured values for medical purposes, namely, for hydrocephalus devices; and wireless devices and apparatus for transferring measured values for medical purposes, namely, for hydrocephalus devices