Chamber EP's

Question 1

CNS Oxygen Toxicity during Treatment.

First Symptom non-convulsive.

Answer 1

1. Off O2, breathe chamber air.

2. Fifteen minutes after all symptoms have subsided, resume oxygen breathing at the point of interruption.

Question 2

CNS Oxygen Toxicity during Treatment.

Second Symptom or Convulsion

Answer 2

1. Off O2, breathe chamber air.
2. After all symptoms have subsided, patient is fully relaxed and breathing normally.

Decompress 10 feet at 1 foot per minute.

3. Resume oxygen breathing at point of interruption.

If another symptom occurs. Contact a DMO for modifications to the treatment schedule.

Question 3

Pulmonary Oxygen Toxicity.

Answer 3

1. Off O2, breathe chamber air.

2. Contact DMO. recommend changing the Air breaks from 5 minutes to 10 minutes.

Question 4

Loss of Oxygen During Treatment.

Repair can be completed within 15 minutes.

Answer 4

1. Maintain depth until repair is completed.

2. Resume treatment at point of interruption.

Question 5

Loss of Oxygen During Treatment.

Repair completed after 15 minutes but before 2 hours.

Answer 5

1. Maintain depth until repair is completed.
2. After O2 is restored: if original table was a 5, 6, or 6A. complete treatment with maximum extensions.

If on a 4,7 or 8 no compensation is needed.

Question 6

Loss of Oxygen During Treatment.

Permanent loss.

Answer 6

1. Switch to a comparable air table at the current depth for decompression if 60 fsw or shallower. Rate of ascent must not exceed 1 foot per minute.
2. Use TT1A if pain is relieved less than 66 feet.
   Use TT2A if pain is relieved deeper than 66 feet.

Use TT3 for serious symptoms.

3. If symptoms worsen and an increase of depth deeper than 60 fsw is needed use Treatment Table 4.