medical and veterinary instruments and apparatus, namely artificial limbs, eyes and teeth; endoscopic, radiologic, cardiovascular, angiographic and orthopedic apparatus; sutures; gynecological instruments; intra-uterine contraceptive devices; intra-uterine probes and catheters; artificial insemination devices; probes for implantation of embryos; uterine sampling and cervical cerclage devices; trocars; expanding probes; endometers; uterine curettage and echography instruments