46 CFR § 197.314 - First aid and treatment equipment.
(a) Each dive location must have -
(1) A medical kit approved by a physician that consists of -
(i) Basic first aid supplies; and
(ii) Any additional supplies necessary to treat minor trauma and illnesses resulting from hyperbaric exposure;
(2) A copy of an American Red Cross Standard First Aid handbook;
(3) A bag-type manual resuscitator with transparent mask and tubing; and
(4) A capability to remove an injured diver from the water.
(b) Each diving installation must have a two-way communications system to obtain emergency assistance except when the vessel or facility ship-to-shore, two-way communications system is readily available.
(1) A decompression chamber;
(2) Decompression and treatment tables;
(3) A supply of breathing gases sufficient to treat for decompression sickness;
(4) The medical kit required by paragraph (a)(1) of this section that is -
(i) Capable of being carried into the decompression chamber; and
(ii) Suitable for use under hyperbaric conditions; and