Vehicle Extrication Flashcards
What is the golden hour?
The concept based on the statistics that show that a seriously traumatized patient has about 60 minutes from the time of the accident to be delivered to a surgical team at the hospital
What is the national average time?
73 minutes
Our goal at TFD is to keep the average extrication time at ___ to ___ minutes
10 to 15 minutes
What are the five ways that we can help our average extrication time?
Training
Knowing our equipment
Understanding new vehicle construction and technology
A systematic approach to vehicle extrication
Always working as a team
For auto extrication, what are the 4 things listed for personal safety?
Full turnouts
Eye protection
Hand protection
Hearing protection
For auto extrication, what are the four things listed for safety equipment?
Respiratory protection
Charge hose line
Sufficient lighting
Be alert around traffic
All TFD ____ and ________________ carry Amkus units including power plant, spreaders, cutters, ram, and extension kit
Engines and Ladder Tenders
When using a Sawzall, you should beware of ____
Glass dust
Ladder tenders also carry ______
Sawzalls
Squad 19 and squad 20 are also equipped with ____, _____, and _____
Paratech
Rams
Airbags
Heavy rescue 4 carries a wide assortment of tools. What are the six things listed on the PowerPoint?
Paratech Rams Airbags Sawzall Porta Power Other valuable equipment
One it comes to knowing your equipment, need to make sure that you hook it up _____ the first time
Right/correctly
What do you need to ask yourself about the power plant before you use it?
Does it have fuel and oil?
When it comes to auto extrication, the longer the line, the ____ the tool run
Slower
When it comes to auto extrication, you need to ask yourself can I operate _____ tools at once?
Multiple
When it comes to auto extrication, you need to think about the ____ of combination tools
Limitations
When it comes to TFD extrication response, you need to consider dispatching heavy rescue 4 ____
Early
When it comes to TFD extrication response, you may need to consider requesting additional _____ units
Paramedic
What is a TFD major medical response?
1 Battalion chief
3 suppression units
3 paramedic units
1 EC
When it comes to TFD extrication response, you may need to consider ____ _____ due to extrication time
Air transport
When it comes to TFD extrication response, may need to request TPD for ___ _____
Traffic Control
In ___(year), it was put into law that front bumpers on light vehicles were to be able to withstand a ____ mph impact
A year later ____ ____ were also included in the law
1973
5mph
Rear bumpers
Loaded bumpers can store ____ ____ after a crash
Potential energy
Posts are ____ sheet metal and are _____
Rolled
Hollow
Since most posts are reinforced at each end and have a hollow center, it is clear that the ____ of the post is the weakest point
Center
What is the exception to the rule when it comes to posts having the center as it’s weakest point?
B posts which may have reinforcing plates for seat belts and the rear posts of most sedans
The detent pin is a.k.a. ___
Hinge
What is the detent pin?
A hardened steel pin that goes through the hinge
True or false…
Do not cut the detent pin with the cutters
True
Where should you put the spreader tips when it comes to the detent pin to open a door?
The center of the hinge
What are the eight steps for the extrication action plan?
Parking and scene size up Hazards and circle surveys Vehicle stabilization Initial and sustained patient access Disentanglement Patient packaging Patient transport Scene termination
How should you park and apparatus on a scene?
In a defensive upstream position
On scene, you should position your apparatus to ____ the scene and….
Block
Guide traffic around the incident
For vehicle extrication what are the three sectors listed on the PowerPoint?
Rescue/extrication
Hazards
Medical
For vehicle extrication, what are the three subcategories of the medical sector?
Triage
Treatment
Transport
What is a circle survey?
Involves someone walking in a large circle around the scene
What are the four things that hazard and circle surveys do?
Locate other patients
Locate other involved cars
Locate additional hazards
Ensure safety of inner circle team
What is the outer circle survey and who checks it?
Is the area around the entire scene
Rescuer 3
Water 7 hazards that you should control immediately?
Fluid spills Airbags Loaded bumpers Hatchbacks Sharp metal Electrical Unstable vehicles
Once upon an extrication scene, establish ___ staging
Tool
What are the six things listed under inner circle survey?
Close-up look at the crash Initial patient contact Identify patient condition Identify degree of entrapment To not touch car until safe Initial scan for live airbags
When checking for airbags what are the 4 things that you should do?
Scan vehicle for airbag IDs
Note loaded airbags
Inform rescuers of loaded airbags
Make airbag safe
Since the use of supplemental restraint systems, traffic deaths have been ____ ____
Reduced drastically
True or false…
Rescue workers have been injured from airbag deployments
True
There have been ____ million airbags deployed from late 1980s to Sep. 1st 1998
2.6 million
What is the airbag effectiveness for…
Car drivers
Car passengers
Light truck drivers
31% fatality reduction
27% fatality reduction
27% fatality reduction
And airbag will activate only when the car…
When the car is involved in a crash severe enough to activate the sensing units
How is an airbag activated?
Electrical charge is routed to the gas generator which ignites the fuel
One and airbag is activated, the fuel creates a tremendous amount of ____ ____ filling the airbag
Inert gas
An airbag should deploy within ___ seconds
.03 seconds
Which are faster side airbags or frontal airbags?
Side airbags
As of 9/1/98, how many total deaths have there been from airbags?
113
What has been the leading factor in nearly every death when it comes to an airbag fatality?
Proximity to the airbag
What are the two greatest issues involving deaths related to airbag deployment?
Improper use of seat belts
Infants riding in the front passenger seat
How many deaths for…
Children in rear facing child safety
Children not in rear facing child safety
Adult drivers
Adult passengers
15
51 (3restrained but not properly)
42 (11 properly restrained)
5 |(2 restrained)
What are SMART airbags?
They analyze the weight/pressure applied on the passenger seat
Why are we worried about SMART airbags?
Firefighter kneeling on passenger seat for treatment can make SMART airbag live
What are 2 new technology airbags that we should worry about?
SMART airbags
Knee airbags
Where are side airbags located?
In seats or doors at arm rest level
How do side impact curtain airbags inflate?
They inflate the entire length of the roof rail and extend downward to protect occupants
When it comes to airbags, what does HPS stand for?
Head Protection System
HPS airbags are _____ type airbags and are deployed in a similar fashion as ____ ____
Sausage
Impact curtains
What are the strike zones from…
The top of the window
The steering wheel
The passenger side airbag
5 inches
10 inches
20 inches
When it comes to airbag injuries, what does 00PS stand for?
Out Of Position Seating
Airbags are designed to work in conjunction with what 2 things?
Seatbelt
The occupant sitting upright
When it comes to airbag injuries where do airbag injuries come from?
People who try to brace for a collision
California style drivers
What is the average temperature inside driver-side airbags?
1200°
Larger passenger bags can get up to 2400°
A patient can get burned if the ____ are not in the ____ position
Burned
12 o’clock
What can left over sodium azide residue due to a patient?
Get on skin and cause burning
What should you do if a patient complains of burning skin or eyes?
Flush with copious amounts of water
What can you do to contain airbag dust?
Wrap steering wheel in a garbage bag
Why is vehicle stabilization important?
2 things
Patient safety, less cervical damage from rescuers moving vehicle during extrication
Safety for rescuers
What are the 2 ways to stabilize a vehicle?
Remove air from tires
Cribbing
What is cribbing?
Generally refers to the specially cut and/or assembled pieces of wood used to support raised objects, as ground pads or bases to place tools that are working, and as blocks over which chains and cables pass while moving objects
Which TFD units carry cribbing?
All engines and LTs
What does the new kit contain?
Four 2 x 4 x 24
Eight 4 x 4 x 24
Two step chucks
Who has a building collapsed trailer that carries large amounts of wood that can be used for cribbing?
TRT
What is initial patient access?
First physical contact with patient
Initial patient access is usually accomplished through…
An open door or window
With initial patient access what should you bring?
Necessary EMS equipment
How is sustained patient access accomplished?
By entering the car after it is stabilized
What does sustained patient access allow for?
More definitive care
What are the 5 interior responsibilities?
Rolldown windows Turn off the ignition Pass keys outside Communicate with patient Cover patient with hard and soft protection as needed
What eight things are included in disentanglement/extrication?
Patient access Glass management Purchase points Flap roof Force and remove doors Relief cut in fender Lower A post cut Dash lift/push
What are the 2 types of glass?
Laminated
Tempered
All glass must be moved in a ____ manner
Controlled
What are the 4 reasons why a roof flap should be done early?
Quick and easy
Allows for easier medical treatment
Conscious patient feels less trapped and as though progress is being made
Unibody structure is weakened
What should you be mindful of when cutting posts?
Live airbag systems
What is one option to use to stay away from pretension cylinders?
Using a pie cut high on B post
What does peel and peak or strip and rip mean/
To remove moldings and visualize
To remove a car door need to locate the ____ ___
Nader pin
How do you force a door without tearing a lot of metal?
Start at the top of the door seem near the window and work down until spreader tips rest on top of nader pin
If you have a live side airbag, you may consider…
Removing door from hinge side first
Why do we do a front fender crush?
This gives a place for the dash to go for a dash roll
What does a front fender crush actually do?
Creates a gap between the front fender and door so if the fender can be rolled ahead to expose the hinge post
When rolling a dashboard where should you cut on the A post?
Make two cuts at bottom of the post
First cut should be below the bottom door hinge at rocker panel level
Makes second cut above the bottom door hinge
Create a U shaped channel with the spreaders by rolling the metal out to create an open space
Then spreaders should be at a 90° angle
When using a RAM to roll the dash, the square end of the ram should be where?
At the bottom of the B post
When using a ram to roll the dash, you can use the ____ as an improvised leverage point
Spreaders
When rolling a dash you should never cut the ____ ____
Rocker channel
What are the 7 things listed under safety for vehicle excavation?
Do not overreach or overextend yourself while holding the tool
Use proper lifting techniques when lifting up the tool and power units
Do not use the tool as a battering ram
When lifting with the tool always stabilize the load with cribbing
When cutting be careful for flying shrapnel
Never cut rear hatchback assemblies
If removing a roof with a rear hatch assembly, lift hatch first then cut posts leaving the hatch with the roof
