A bioptome is a small pincer-shaped cutting/grasping instrument used in medicine for taking endomyocardial biopsy specimens of the heart muscle following heart transplantation in rejection monitoring and for diagnosing some diseases of the heart.
Technique.
It is flexible and usually operated under the guidance of fluoroscopy or echocardiography.
History.
Since 1962, many modifications to the device and techniques in its use have been made. 
References.
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