Decompression trapeze

Decompression trapeze is a device used in underwater diving to assist divers during the decompression phase of a dive. It is a type of diving equipment that provides a stable platform for divers to hold onto during decompression stops, reducing the risk of decompression sickness.

History

The decompression trapeze was first introduced in the mid-20th century as a solution to the challenges faced by divers during decompression. Prior to its invention, divers had to rely on their own buoyancy control and physical strength to maintain a stable position in the water during decompression stops, which could be both physically exhausting and potentially dangerous.

Design and Function

The decompression trapeze consists of a horizontal bar or rope, suspended from a surface buoy by a line. Divers can hold onto the bar or rope during their decompression stops, allowing them to maintain a stable position in the water without expending unnecessary energy. The trapeze can be adjusted to different depths to accommodate the decompression requirements of the dive.

Use in Diving

In a typical dive, the decompression trapeze is deployed from the dive boat before the divers enter the water. Once the divers have completed their bottom time, they ascend to the depth of the trapeze and hold onto it during their decompression stops. The trapeze provides a visual reference point, helping divers to maintain the correct depth and reducing the risk of decompression sickness.

Safety Considerations

While the decompression trapeze can greatly enhance the safety and comfort of a dive, it is not without its own risks. Divers must be careful not to ascend too quickly to the trapeze, as this can increase the risk of decompression sickness. Additionally, the trapeze can become a hazard if it is not properly secured and drifts away from the dive site.

See Also

• Decompression
• Diving equipment
• Underwater diving