The peculiarity of the handle is that {HEAD ~ its morphological characteristics} allow {TAIL ~ several different grips} according to the peculiar surgical situation in which the scalpel is used 
allow
The peculiarity of the handle is that { HEAD ~ its morphological characteristics } allow { TAIL ~ several different grips } according to the peculiar surgical situation in which the scalpel is used
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH