Air Pocket

1
Air Pocket
2
History

• The original air pocket was designed to address
  the physiological effects of cold shock.
• Air pocket has all the benefits of the
  original system, but adds an additional breath
  of air.

3
Features

• Re-breather bag
• Valved mouth piece and flexible breathing hose
• Cylinder of air
• Hydrostatic/manual activation for cylinder

4
Figure 2. Maximum breath hold time (BHT max) and
total time (RBT) spent under 10 deg. C water
using Air Pocket during a simulated helicopter
underwater escape.
Withdraw criterion 60 secs AP worn with a dry
suit (SISS)
Graph produced by Dr. M.J.Tipton, Robens
Institute, based on data obtained in the Phase V
and VI experiments carried out at the Institute
of Naval Medicine - July 1992
5
Familiarisation Training

• Operation of Air Pocket
• Use of Air Pocket on dry land
• Three exercises in water
• static breathing
• breathing while exercising
• breathing at depth

6
HUET TrainingTwo Exercises

• Partial as re-breather
• OPTION
• Partial with cylinder
• or
• Capsize with cylinder

7
OPITO Standard

• Dry Training Stand Alone August 2001
• Pre-requisites BOSIET/FOSET
• Unit 1 Element 1.1
• Donning and using Emergency Re-Breathing
  Equipment

8
OPITO Standard

• Unit 1 Element 1.1
• Donning and using Emergency Re-Breathing
  Equipment
• 1.1.1 Verify integrity and fitness for purpose
• 1.1.2 Don and operate equipment
• 1.1.3 Carry out re-breathing actions at
  atmospheric pressures
• 1.1.4 Carry out actions using expelled personal
  air
• 1.1.5 Carry out breathing actions at various
  pressures for 60 sec, at maximum 3 metres depth

9
OPITO Standard

• Wet Training Stand Alone August 2001
• Pre-requisites BOSIET/FOSET
• Unit 1 Element 1.1
• Donning and using Emergency Re-Breathing
  Equipment
• Unit 1 Element 1.2
• Responding to helicopter emergencies using
  Emergency Re-Breathing Equipment

10
OPITO Standard

• Unit 1 Element 1.1
• Donning and using Emergency Re-Breathing
  Equipment
• 1.1.1 Verify integrity and fitness for purpose
• 1.1.2 Don and operate equipment
• 1.1.3 Carry out re-breathing actions at
  atmospheric pressures in dry conditions
• 1.1.4 Carry out actions in the pool environment
  using personal air experiencing pressure created
  by water

11
OPITO Standard

• Unit 1 Element 1.2
• Responding to helicopter emergencies using
  Emergency Re-Breathing Equipment
• 1.2.1 Deploy and carry out equipment checks
  following an emergency landing on water.
• 1.2.2 Carry out breathing actions in a pool
  environment using personal air, during a partial
  submersion of a helicopter simulator
• 1.2.3 Carry out breathing actions in a pool
  environment using personal air, during a slow
  capsize of a helicopter simulator

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The Future ?