Purpose:  To restore sternoclavicular mobility.

Procedure:  With the patient in supine, the therapist places a dummy thumb on the anterior aspect of the clavicle just distal to the sternoclavicular joint.  The therapist places the mobilizing thumb on top of the dummy thumb and provides anterior-posterior glides to the clavicle, as indicated. 

Comments:  Superior-Inferior glides can also be provided by switching the position of the thumbs to rest on the superior aspect of the clavicle.