Assertion: kielland forceps | /r/HasProperty | designed for use
Facets:
value: in midpelvic arrest
type: LOCATION
value: originally
type: OTHER
Source sentences:
text: The Kielland forceps, with no pelvic curve and a sliding lock (Fig. 6-4), originally were designed for use in midpelvic arrest, but they have been used extensively for rotations.