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63 Cards in this Set
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TT5 O2:Air periods
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20:05
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TT5 descent descent rate
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:3 descent, 20fpm
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TT5 Periods
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2 O2 periods at 60', up from 60fsw to 30fsw @ 1fpm, 1 O2 period at 30fsw, up from 30fsw to surface @ 1fpm
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TT5 Extensions
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can be extended 2 periods @ 30fsw (20:5). No air break needed between O2 periods or for ascent.
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TT5 Tender Considerations
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Breathe 100% O2 during ascent from 30fsw to surface.
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TT5 Tender w/ Previous Hyperbaric Exposure
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Additional 20 mins of O2 required prior to ascent
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TT5 ascent rate
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1fpm
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Treatment of Type I DCS, complete relief in :10 at 60 feet?
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TT5 (sup may use TT6)
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If a complete Neuro was not done BEFORE recompression, treat as Type ___ ?
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Type II DCS - TT6
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All chamber occupants can breathe O2 @ ___fsw and shallower without locking in additional ppl
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45 fsw
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When deeper than __fsw at least 1 chamber occupant must breathe air.
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45 fsw
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If necessary, Tenders may repeat TT5, TT6 or TT6A within __ hr SI if O2 is breathed at 30 fsw or shallower.
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18 hr
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Use of Treatment Gas may be used when recompression deeper than __fsw is required.
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60 fsw - nte 165fsw 25:5 periods
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Treatment Gas should have a PPO2 between ___ and ___ ata at treatment depth.
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1.5 - 3.0 ata
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High Oxygen mixtures may substituted for 100% O2 at 60 fsw and shallower on TT__, TT__, and TT__?
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TT4, TT7, and TT8
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CNS O2 Toxicity in chamber
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Off O2, :15 mins after Sx subside, resume at POI
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2nd CNS O2 Tox in chamber -or- if 1st is convulsion ?
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Off O2, after symptoms subsided, up 10 feet at 1 fpm. For convulsion, travel when pt is relaxed and breathing normally. Resume O2 at shallower depth.
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3rd CNS O2 Tox -or- 2nd Convulsion ?
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Consult DMO
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Tenders on TT4, TT7, & TT8 should have a __hr SI
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48 hr
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4,7,8, treatments in the last_
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Tenders on TT5, TT6, TT6A, TT1A, TT2A, & TT3 should have a __hr SI before dives requiring decompression stops
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24 hr
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Pt's treated on a TT5 should remain at the chamber facility for __hrs
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2 hrs
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Pt's treated for Type II DCS or had TT6 for Type I, remain at chamber facility for __hrs
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6 hrs
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All Pt's should remain within __mins travel time to the chamber facility for __hrs.
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60 mins, 24 hrs
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Tenders should remain at the facility for __hr after completing a treatment.
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1 hr
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Tenders who completed a TT__, TT__ or TT__ should remain within 60 mins travel time to the chamber facility for 24 hrs.
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TT4, TT7, TT8
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Tenders on TT4, 7 & 8 should not fly for __ hrs
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72 hrs
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Pt's who have been treated for DCS or AGE and have complete relief should not fly for __ hrs after Tx.
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72 hrs
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All tender O2 breathing times are conducted at __ fsw
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30 fsw
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Tender O2 - TT6 up to 1 extension @ 60 or 30 fsw
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Last :30 mins + 30 to surface
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Tender O2 - TT6 more than 1 extension
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:60 mins
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Tender O2 - TT6A up to 1 extension @ 60 or 30 fsw
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:60 mins
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Tender O2 - TT6A more than 1 extension
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:90 mins
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When is the only time a pt should be kept awake during treatment?
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During O2 periods deeper than 30 fsw
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What are the air tables?
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1A, 2A & 3
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What is TT5 used for?
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Type I, Asymptomatic Omitted D, Unresolved symptoms following in-water recompression, follow up treatments, CO poisoning, Gas gangrene
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On TT5, begin a _____ after arriving at 60 fsw
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Neuro
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If any neurological abnormalities are found after a Neuro at 60 fsw, treat using TT__?
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TT6
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What is TT6 used for?
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AGE, Type II, Type I w/out complete relief in :10 @ 60 fsw, No neuro completed prior to recompression, Cutis Marmorata, Severe CO poisn, Cyanaide poisn, Asymptomatic Omitted D, Symptomatic Blowup, Recurrence of Sx shallower than 60fsw
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What is a TT4 used for?
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When a Pt would receive additional benefit at depth of significant relief, nte 165fsw. Time at depth between 30-120 mins, based on Pt response.
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If a shift from TT6A to TT4 is contemplated, consult _____
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DMO before the shift
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What is TT7 used for ?
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an extension @ 60fsw of TT6, 6A or 4 (or any other nonstandard TT) - Heroic Measure - min 12 hrs @ 60fsw including time spent from TT6, 6A or 4
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How many tenders need to be present for TT7?
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2 Tenders available (need not be in chamber at same time) 3 for severely ill Pts. May be locked in & out as required.
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What is TT8 used for?
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Deep Uncontrolled Ascents when more than 60 mins of Deco missed. Compress to DOR nte 225 fsw. Schedule is same as TT7
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What is TT9 used for?
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HBO Therapy, 90 mins O2 @ 45 fsw. -Residual Sx after initial Tx of AGE/DCS, Selected cases of CO or Cyanide Poison, Smoke inhalation, Wound Tx by DMO
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What depth does TT1A start?
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100fsw - Air table
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What depth does TT2A start?
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165fsw - Air table
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What depth does TT3 start?
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165fsw - Air table
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TT6 & TT6A can be extended how?
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2 periods @ 60fsw (20:5) or 2 periods @ 30fsw (60:15) -or- both
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How long do you have to assess a Pt after compressing to 60fsw for AGE/DCS?
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:20 mins - Unchanged or Worsening Sx? DOR nte 165fsw - TT6A
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Adequate urine output is ___cc/kg/hr
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0.5cc/kg/hr
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IV rate is ___to___ cc/hour
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75-100 cc/hr
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For In-water Recompression, follow TT__ as close as possible
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TT1A
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Use In-water recompression as a last resort, when no chamber on site, and when can't reach a chamber within __-___hrs
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12-24 hrs
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What is a TT3 for?
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serious Sx where O2 cannot be used. Use TT3 if Sx are relieved within :30 mins @ 165 fsw. Sx not releived within :30 mins @ 165fsw, use TT4
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Chamber Min. Manning
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3- Chamber Sup, Outside Tender, Inside Tender
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Chamber Optimum Manning
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4- Chamber Sup, Driver, Logs, Inside Tender
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Min O2 % in Chamber, Max O2 % in Chamber
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19-25% O2
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Max CO2 in Chamber
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1.5 SEV
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Under 85*F - max tolerance / can use TT
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unlimited / All TT's
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85-94*F - max tolerance / can use TT
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6 hours / TT5, 6, 6A, 1A, & 9
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95-104*F - max tolerance / can use TT
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2 hours / TT5 & 9
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>104*F - max tolerance / can use TT
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Intolerable / no TT's
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When doing TT__, TT__, or TT__, a double lock is mandatory
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TT4, 7 or 8
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