The surgical instrument 53, wherein {TAIL ~ the collection chamber} comprises a polymeric material or {HEAD ~ stainless steel} 
The surgical instrument 53 , wherein { TAIL ~ the collection chamber } comprises a polymeric material or { HEAD ~ stainless steel }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD