Heart assist devices, namely, blood pumps either pneumatically or electrically actuated; ventricular assist devices; kits containing ventricular assist devices, cannulae and pneumatic regulators; vascular access graft implementation tools; instrument cases for use by doctors; cases fitted for medical instruments; surgical clips; heart pacemakers; heart rate monitoring apparatus; medical apparatus and instruments for use in cardiovascular surgery; pulse meters; resuscitation apparatus; scissors for surgery; sphygmotensiometers; arterial blood pressure measuring apparatus; sphygmomanometers; stents; surgical apparatus and instruments; surgical implants comprised of artificial materials; surgical cutlery; cannulae; catheters; knives for surgical purposes; medical guidewires