Priests who arrived at St . Luke after allegations of sexual misconduct found themselves hooked up to CAT scans and electro-encephalograms to measure brain waves, working puzzles for aptitude tests, and _ most controversially _ stripped down for a penile plethysmograph, which measures a man's level of arousal based on the circumference of his penis.
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In " United States v . Powers " the court excluded the penile plethysmograph test because it failed to qualify under Daubert's scientific validity prong for two reasons : the scientific literature does not regard the test as a valid diagnostic tool, and " a vast majority of incest offenders who do not admit their guilt, such as Powers, show a normal reaction to the test.
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The air-plethysmograph has provided valuable information of the circulation of the lower limbs of the astronauts on the Mir Space Station and is now part of the Cardiolab project, a science module for studying the cardio-vascular system in a microgravity environment, which features as a part of the European Physiology Modules ( EPM ) facility, one of the four laboratories on the Columbus module, attached to the ISS . Nicolaides did the first external venous valvuloplasty in the UK in 1988.