a medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles

a slender tubular instrument used to examine the bronchial tubes

medical instrument that records electric currents associated with contractions of the heart

a medical instrument for separating substances in solution by unequal diffusion through semipermeable membranes

a medical instrument for local heating of bodily tissues for medical purposes

medical instrument that records electric currents generated by the brain

a medical instrument that records the electrical waves associated with the activity of skeletal muscles

a long slender medical instrument for examining the interior of a bodily organ or performing minor surgery

a flexible medical instrument involving fiber optics that is used to examine internal organs

medical instrument to examine the cornea in order to detect irregularities in its anterior surface

a medical instrument for examining the larynx

medical instrument for examining the retina of the eye

medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)

a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)

medical instrument consisting of a mirror mounted at an angle on a rod; used to examine the nasal passages (through the nasopharynx)

a medical instrument for dilating a bodily passage or cavity in order to examine the interior

a medical instrument for listening to the sounds generated inside the body

a medical instrument used in surgery

a medical instrument used to inject or withdraw fluids

medical instrument that uses an infrared camera to reveal temperature variations on the surface of the body

a type of endoscope that is inserted into a joint for visual examination

a machine that uses dialysis to remove impurities and waste products from the bloodstream before returning the blood to the patient's body

an elongated fiberoptic endoscope for examining the entire colon from cecum to rectum

a specialized endoscope for visually examining a woman's pelvic organs

a surgical instrument shaped like a scoop to remove tissue from a bodily cavity

a surgical instrument used to cut very thin slices of skin

a surgical instrument that is used to dilate or distend an opening or an organ

a small syringe with detachable nozzles; used for vaginal lavage and enemas

a stethoscope placed on the pregnant woman's abdomen to listen for the fetal heartbeat

a type of endoscope for visually examining the stomach

a surgical instrument that stops bleeding by clamping the blood vessel

a piston syringe that is fitted with a hypodermic needle for giving injections

a slender endoscope inserted through an incision in the abdominal wall in order to examine the abdominal organs or to perform minor surgery

a polygraph that records bodily changes sometimes associated with lying

diathermy machine that uses microwave radiation as the source of heat

an ophthalmoscope with a layer of water to neutralize the refraction of the cornea

surgical instrument containing a laser for use in photocoagulation

a flexible slender surgical instrument with a blunt end that is used to explore wounds or body cavities

an endoscope for examining the rectum

surgical instrument that holds back the edges of a surgical incision

a diathermy machine that uses short wave radiation as the source of heat

an endoscope (a flexible fiberoptic probe) for examining the sigmoid colon

a surgical instrument consisting of wire hoop that can be drawn tight around the base of polyps or small tumors to sever them; used especially in body cavities

a very sharp knife used in surgery

a surgical instrument used to remove sections of bone from the skull