LSBs lately are becoming increasingly popular not only in open surgery but also in Laparoscopy conferences and Cathlabs, in addition to as they allow :
Sterilization & Convenience
⇒ Surgeons can wear a head strap with the camera adjusted to it, in a headlamp-like position.
⇒Can be attached to any surrounding object, Engineered to provide a broad range of motion and stability.
⇒Easily attached to any standard tripod.
Consult the professionals and never risk your event AV, Its too costly ..