long needles used for puncturing artery or vein secured with cap.

anesthesia anesthesiologist angiogram angioplasty arterial line artery background blood cannulation cardiac cardiovascular disease care cathlab coronary angiography doctor epidural set equipment hand health healthcare hemodialysis hospital human injection instrument introducer medical monitor needle nurse operation patient people person pressure professional protective pulse puncture radial access sterile filed surgery syringe wrist long needles used puncturing vein secured cap isolated blue cap