Medical devices and instruments, namely catheters, guidewires and shapers; guidewire introducers and extensions; stents; motor drive units to power medical catheters; hemostatic side-arm adapters; hemostatic valves; injecting devices for contrast agents; pressure indicators and regulators; flushing tools, hand-operated balloon inflating and deflating devices; coating components for medical catheters and guidewires; trocars; trocar tips and sleeves; trocar handlers; trocar systems consisting of trocars, trocar tips, obdurators, cannulas, and seals; trocar accessories, namely, universal seals, threaded grippers, and balloon anchors; pneumoneedles; introducer sheaths; endoscopes; small diameter endoscopic instruments; endoscopic clip appliers and clips; endoscopic visualization systems; surgical scissors and disposable scissors tips; surgical staplers and tissue fixation devices; retractors, balloon retractors, and tissue retraction instruments; forceps; suction/irrigation probes; preperitoneal dissention balloons; balloon dissection cannula; inflatable abdominal wall retractors; orthopedic retraction devices; fascia closure devices; cardiac rhythm management devices, namely, cardioverters, defibrillators and heart pacemakers; controllers, programmers and leads for cardioverters, defibrillators and heart pacemakers; coronary access devices; intravascular ultrasound imaging systems; saphenon vein harvesting devices and mesh used in open repair procedures; laparoscopic and endoscopic surgical instruments; visualization systems comprised primarily of video monitors and cameras for use with laparoscopic and endoscopic surgical instruments; intravascular ultrasound devices; disposable inflation devices; and stents