Medical and surgical apparatus and instruments, namely, devices used in orthopedic surgery to position surgical instruments, implants and/or patients' limbs; Medical apparatus and instruments for use in surgery; Medical devices and apparatus, namely, medical guidewires and parts and fittings therefor; Medical devices and apparatus, namely, ultrasound imaging apparatus, scanners and needle guides, and parts and fittings therefor; Medical devices, namely, pulse generators for cardiac rhythm man...