Medical, surgical, and ophthalmic instruments, namely, medical ultrasound apparatus and probes, eye-contacting immersion shells, and cases, mice, and carrying bags sold as a unit therewith, medical and surgical knives and blades, pachymeters, instruments for measuring eye parameters, lamps for medical and ophthalmic examination, surgical spears, sterilization trays, and cleaning, steaming, and sterilization units for medical, surgical, and ophthalmic instruments