Brachial Plexus NeuropathiesBrachial PlexusParalysis, ObstetricBirth InjuriesNerve TransferShoulder JointMeningoceleContractureBrachial Plexus NeuritisJoint Deformities, AcquiredParalysisShoulder DislocationScapulaTendon TransferIntercostal NervesDeltoid MuscleHorner SyndromeSpinal Nerve RootsNerve RegenerationRange of Motion, ArticularChoroid PlexusNerve BlockRecovery of FunctionMusculocutaneous NerveCervical Plexus