波動曲線記錄儀
Kymograph \Ky"mo*graph\, n. [Gr. ? wave + -graph.] (Physiol.) An instrument for measuring, and recording graphically, the pressure of the blood in any of the blood vessels of a living animal; -- called also {kymographion}.
kymograph n : scientific instrument consisting of a rotating drum holding paper on which a stylus traces a continuous record (as of breathing or blood pressure) [syn: {cymograph}]