Electrotherapy devices for providing transcutaneous electrical nerve stimulation, infrared heat and compression; Medical apparatus and instruments for monitoring vital signs, blood properties and respiratory events; Medical apparatus and instruments for treating cardiovascular disease; Medical apparatus and instruments for treating osteoarthritis, osteoporosis, osteotraumatic injuries, degenerative bone diseases and joint diseases; Medical apparatus and instruments for use in orthopedic surgery; Medical apparatus and instruments for use in surgery; Medical endoscopes; Medical nanorobots for targeted drug delivery, treating cancer; Medical and surgical laparoscopes; Sterile sheets, surgical; Surgical apparatus and instruments for dental use; Surgical implants comprising artificial material; Surgical robots; Wearable walking assistive robots for medical purposes