@martydav - Here are a few YouTube videos...

- Top ten tips for post-shoulder surgery: life after shoulder surgery - https://www.youtube.com/watch?v=lAlQZtOOnqA
- Tips after shoulder surgery: https://www.youtube.com/watch?v=5nWQqb9thqo
- Post-op shoulder surgery-Sleeping with a sling! - https://www.youtube.com/watch?v=5nWQqb9thqo
- Sleeping Positions after shoulder surgery or injury - https://www.youtube.com/watch?v=Js6VmeECE0A