medical instrument - instrument used in the practice of medicineballistocardiograph, cardiograph - 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 bronchoscope - a slender tubular instrument used to examine the bronchial tubes dialysis machine, dialyzer - a medical instrument for separating substances in solution by unequal diffusion through semipermeable membranes diathermy machine - a medical instrument for local heating of bodily tissues for medical purposes electromyograph - a medical instrument that records the electrical waves associated with the activity of skeletal muscles endoscope - a long slender medical instrument for examining the interior of a bodily organ or performing minor surgery fiberscope - a flexible medical instrument involving fiber optics that is used to examine internal organs instrument - a device that requires skill for proper use keratoscope - medical instrument to examine the cornea in order to detect irregularities in its anterior surface laryngoscope - a medical instrument for examining the larynx ophthalmoscope - medical instrument for examining the retina of the eye auriscope, auroscope, otoscope - medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane) polygraph - a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration) rhinoscope - medical instrument consisting of a mirror mounted at an angle on a rod; used to examine the nasal passages (through the nasopharynx) speculum - a medical instrument for dilating a bodily passage or cavity in order to examine the interior stethoscope - a medical instrument for listening to the sounds generated inside the body syringe - a medical instrument used to inject or withdraw fluids thermograph - medical instrument that uses an infrared camera to reveal temperature variations on the surface of the body |