| http://www.w3.org/ns/prov#value | - The cutting tip 20 can be initially enclosed or covered by a relatively soft sheath, referred to hereafter as tip 134, such as a soft polymeric material, e.g. rubber or silicone, to protect the cutting blades of the cutting member 126 and to prevent the inadvertent cutting of tissue while inserting the sound 12 through the urethra 16.
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