Cardiovascular extension fixture for inspection with adjustable

The utility model discloses a cardiovascular extension fixture for inspection with adjustable wraps transparent protection tube and use auxiliary device with the inspection, and transparent protection tube outside seal cover is equipped with the cylinder, and the cylinder tip is equipped with atmospheric pressure regulation hole and regulation hole shutoff stopper, and cylinder periphery equipartition has two at least expansions to support to enclose the frame, the expansion support enclose the frame keep away from the terminal surface of cylinder on sealing connection have the expansion to support the film, correspond on the pipe wall of cylinder and expand the support and enclose the inner chamber of frame and be equipped with the gas flow mouth, aerify or be partly with its inside gas release in can enclosing the frame to cylinder and expansion support through the atmospheric pressure regulation hole to the height that arches of film is supported in the regulation expansion, thereby plays the purpose of adjusting the expansion ratio, with the heart vasodilatation use of satisfying different diameters, checks the effect that can play illumination examination site with auxiliary device, makes examination site more clearly show on the inspection instrument, judges in order to make things convenient for the doctor to make the medical of accuracy, suits the remedy to the case, improves treatment efficiency.