Assertion: blunt dissection | /r/CapableOf | expose the rln
Facets:
value: through the layers of the fibers
type: MANNER
Source sentences:
text: Hence, we use the third tracheal ring as a landmark, and careful blunt dissection was employed to expose the RLN through the layers of the fibers 0.3 cm from the lateral surface of the tracheal ring.