The Ultrasling and I will be reunited today! I am not as enthused about the prospect as that exclamation point might imply. My shoulder surgery – rotator cuff repair and anterior stabilization – is scheduled for 7:30 this morning. It’s estimated to take two to three hours – which I will never remember, because I’ll be under general anesthesia – and when I wake up in recovery, my right arm will be cradled in the …