Fig. 2

Extraction of the posterior arm with a sling formed by ribbon gauzes and forceps. a The knot of the tied ribbon gauzes is guided to the anterior side of the axilla of the posterior shoulder by the operator’s fingers. b Forceps is inserted deep into the maternal pelvis, to reach the posterior axilla at the back, and its tips grasp the knot of the ribbon gauzes through the axilla. c The ribbon gauze is pulled through the axilla by forceps to create a sling around the axilla. d Traction is applied to the ribbon sling in an outward and rotational manner to extract the posterior shoulder