10 Surgical implants comprising artificial material; surgical implants comprising artificial material for orthopedic surgery [ and spinal surgery ] and associated surgical instruments therefor, excluding dental implants; dermal, dura mater, neural, orthopedic [, and bone regeneration matrices formed of artificial material, namely, collagen and ceramics ] ; artificial skin for medical purposes; surgical devices for cranial treatment; Medical and therapeutic devices and apparatus, namely, patient biological parameter sensors and monitors, namely, apparatus for measuring, determining, and/or displaying the oxygen level, fluid pressure, and/or temperature in the living human body for medical purposes; Medical and therapeutic device and apparatus, namely, hydrocephalus valves for the brain; Medical and therapeutic device and apparatus, namely, external cerebrospinal fluid drainage devices in neurosurgery; Catheters; Medical and therapeutic device and apparatus, namely, hemostats; Medical ultrasound surgical apparatus; Medical apparatus and instruments, [ namely, radio-surgical treatment apparatus, ] namely, stereotactic apparatus and integrated stereotactic surgical treatment planning apparatus for use in neurosurgery; Epilepsy electrodes for medical use; Electronic cortical stimulators for neurosurgery; Surgical illumination and recording devices, namely, surgical headlights and video camera for surgeries; Surgical apparatus and instruments for use in general surgery, neurosurgery, orthopedic surgery, spinal surgery, microsurgery, thoracic surgery, cardiovascular surgery, dermatological surgery, oral surgery, podiatric surgery, obstetrical and gynecological surgery, plastic surgery, gastrointestinal surgery, reconstructive surgery, endoscopic surgery, ophthalmic surgery, ear and nasal surgery, throat and laryngeal surgery, and rectal and genitor-urinary surgery; Hand held power surgical instruments and hand held non-power surgical instruments for use in spinal, general and orthopedic surgery; Medical pain management trays, namely, trays specially designed for transporting and holding pharmaceuticals; Sterilization units for medical purposes, namely, medical trays and containers for use in medical treatment, namely, surgery; all of the above excluding tissue expanders