On the other hand, the gracilis and obturator externus display much smaller, less substantial muscle moment arms of -1.3 cm and -0.7 cm, respectively. (strengthandconditioningresearch.com)
Contradictory evidence exists, supporting the use of obturators to facilitate breastfeeding in infants with a CP or CLP, but it is from much weaker sources (Level II - 3, and Level III descriptive and case studies, and expert opinion).29, 39,51,53,59 — 66» (breastfeedingoutlook.com)
The esophageal obturator airway is only used in the field as an alternative to bag and mask ventilation, but invites significant risk including patient injury and death if used incorrectly. (believemidwiferyservices.com)