Hypertension is the term used to describe high blood pressure. Essential hypertension means that the cause of high blood pressure is not known. Blood pressure measures the force against the walls of your arteries as your heart pumps blood through your body.Blood pressure readings are usually given as two numbers -- for example, 120 over 80 (written as 120/80 mmHg).ssential hypertension means that the cause of high blood pressure is not known. Blood pressure measures the force against the walls of your arteries as your heart pumps blood through your body. Blood pressure readings are usually given as two numbers -- for example, 120 over 80 (written as 120/80 mmHg).
povidone-iodine (PVP-I) a complex produced by reacting iodine with the polymer povidone; it slowly releases iodine and is used as a topical antiinfective agent.
â¢ Prepare the skin of the area of insertion with 10 percent povidone-iodine solution or chlorhexidine and cover with sterile drapes. â¢ Using 1 percent lidocaine, anesthetize a 2 to 3 cm area of skin and subcutaneous tissue along the intercostal space that will be penetrated with the tube.