Culdoscope dead-end street (or a dead-end way), a blind alley. Tsin DA.Development of flexible culdoscopy J Am Assoc Gynecol Laparosc. 2000 Aug;7(3):440; author reply 441-2. Culdoscope Culdoscope is an instrument, a kind of endoscope, used to visualize female pelvic organs, introduced through the vagina into the cul-de-sac (which is also called the rectouterine pouch or the pouch of Douglas). The procedure of inserting the culdoscope into the rectouterine pouch is termed culdoscopy. The word culdoscope (and culdoscopy) is derived from the phrase cul-de-sac, which in French literally means "bottom of a sac", here referring to a blind pouch or cavity in
Lifting bag the diver has decompression obligations or only one cylinder as the risk of using up too much air and leaving the diver without sufficient air for a safe ascent is considered unacceceptable. Bags can be inflated from a safer distance by use of an air-lance (a rigid pipe which can be inserted into the opening of the bag). Lifting bag A lifting bag is an item of diving equipment consisting of a robust and air-tight bag with straps, which is used to lift heavy objects underwater by means of the bag's buoyancy. The heavy object can either be moved horizontally