What should be included in a deep diving first aid kit?

Including emergency oxygen in a deep diving first aid kit is crucial due to the specific risks associated with deep diving, such as the potential for decompression sickness and oxygen toxicity. Emergency oxygen can be used to assist a diver who may be experiencing hypoxia or other decompression-related issues, providing a critical supply of oxygen to help stabilize their condition before professional medical assistance can be obtained. This is especially important in deep diving situations where a diver's exposure to varying pressures and depths can significantly affect their respiratory function.

While items like thermal blankets, band-aids, and flashlights may be useful in various emergency scenarios, they do not address the immediate life-threatening conditions that can arise from deep diving. For instance, while a thermal blanket could help in preventing hypothermia, it does not directly assist with respiratory emergencies linked to deep diving. Similarly, band-aids are suitable for minor surface injuries but do not provide the necessary support for critical scuba-related medical emergencies. A flashlight, although essential for visibility during dives, does not contribute to the treatment of diving-related health issues. Therefore, emergency oxygen stands out as the most relevant and essential item in a deep diving first aid kit.