<http://schema.org/howPerformed>
"The patient is given a local anesthetic, and a small hypodermic needle is used to divide and sever the contracting bands in the diseased areas of the palm and fingers"^^<http://www.w3.org/2001/XMLSchema#string>
<http://my.clevelandclinic.org/services/orthopaedics-rheumatology/treatments-procedures/hic-needle-aponeurotomy-dupuytrens-contracture>