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Chapter 31
Ambulance Operations
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 1
Case History
You arrive at your assigned work location at the start
of your tour of duty and begin an inspection of
equipment, including communications, airway and
ventilation, splinting, spinal immobilization, AED, and
transport devices.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 2
Phases of an Ambulance Call
Preparation for the call
Dispatch
En route
Arrival at the scene
Transferring the patient to the ambulance
En route to the receiving facility
At receiving facility
In service and postrun issues
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 3
Preparation for a Call
Preparation is essential to ensure
Adequate equipment
Readiness of the vehicle
Readiness of communication equipment
Check vehicle and equipment using checklists.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 4
Medical Equipment
Artificial ventilation devices
Oxygen inhalation equipment
Cardiac compression equipment
Basic wound care supplies
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Slide 5
Medical Equipment
Basic supplies
Patient transfer equipment
Airways
Suction equipment
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Slide 6
Medical Equipment
Splinting supplies
Childbirth supplies
Medications
AED
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Slide 7
Nonmedical Equipment
Personal safety equipment
Per local, state, and federal
standards
Preplanned routes
Comprehensive street maps
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 8
Personnel
Available for response
At least one EMT-Basic in patient
compartment
Minimum staffing for an ambulance
Two EMT-Basics are preferred.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved.
Slide 9
Type I Ambulance
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Type II Ambulance
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Type III Ambulance
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Daily Inspection
Engine check
Outside inspection
Cab inspection
Patient compartment
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Daily Inspection
Ventilation, airway, and oxygen equipment
Bandage and sterile supplies
Stretchers and immobilization equipment
Safety equipment
Other equipment
Diagnostic
PASG
Specialized equipment
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 14
Dispatch
Dispatch models
Direct dispatch from quarters
Central access dispatch
Enhanced 911
Ambulance to hospital dispatch
Emergency medical dispatch
Professionally trained dispatchers
Provide triage and categorization
Telephone-directed first aid instructions
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 15
Information Collected
at Dispatch Center
Nature of call
Name, location, and call-back number
Location of the patient
Number of patients
Special problems
Hazards
Access problems
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 16
En Route to the Call
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Arch of Driver Safety
Physical fitness
Mental awareness
Ability to perform under stress
Positive attitude about abilities
Tolerance of other drivers
Knowledge of handling characteristics of vehicle
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Safe Driving
Important phase in the emergency medical care of the ill or
injured patient
The driver and all passengers should wear safety belts.
Become familiar with the characteristics of your vehicle.
Be alert to changes in weather and road conditions.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 19
Safe Driving
Exercise caution in use of red lights and siren.
Know appropriate use.
Headlights are the most visible warning device on an
emergency vehicle.
Select appropriate route.
Maintain safe following distance.
Drive with due regard for safety of all others.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 20
Factors Affecting Directional
Control
Mechanical condition of the vehicle
Road conditions
Physical condition of the driver
Driver’s hand positions
Drive with two hands on the wheel
Radio and siren operation should be done by second EMT
Use 9-o’clock and 3-o’clock hand positions
Ambulance is more difficult to control than a car.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 21
Factors Affecting Speed Control
Modern ambulances — weight four times more than
passenger vehicles
Average type III ambulance weight 10,450 pounds without
patient and crew
Considerably different handling characteristics
Longer stopping distances
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Seatbelts
Simplest device to help maintain control of
vehicle
Seatbelts have limited likelihood of causing
injury.
Keep operators inside the vehicle.
Keep operators in position to control vehicle.
Only 1 of every 200 people is injured by
seatbelts when worn correctly.
All occupants of the ambulance should wear
seatbelts.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 23
Laws, Regulations, and
Ordinances – State and Local
Vehicle parking or standing
Procedures at red lights, stop signs, and intersections
Regulations regarding speed limits
Direction of flow or specified turns
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Laws, Regulations, and
Ordinances – State and Local
Emergency or disaster routes
Use of audible warning devices
Use of visual warning devices
School buses
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Laws, Regulations, and
Ordinances – State and Local
Escorts and multiple-vehicle response
Extremely dangerous
Used only if unfamiliar with location of patient or
receiving facility
No vehicle should use lights or siren.
Provide a safe following distance.
Recognize hazards of multiple-vehicle response.
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Siren Decibels by Location
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Proper Hand Signals
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Proper Hand Signals
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Proper Hand Signals
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En Route to the Call
Obtain additional information from dispatch.
Assign personnel to specific duties.
Assess specific equipment needs.
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Arrival at Scene
Notify dispatch.
Size up the scene.
Body substance isolation should be a consideration before
patient contact.
• Use gloves, gowns, and eyewear when appropriate.
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Scene Safety
Assess the scene for hazards.
Is the emergency vehicle parked in a safe location?
Is it safe to approach the patient?
Does the victim require immediate movement
because of hazards?
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 33
Transferring the Patient
to the Ambulance
Patient should be prepared in a timely manner.
Critical interventions should be completed.
Dressings and splints should be checked.
Patient should be covered according to environmental conditions.
Patient should be securely attached to a transfer device.
Transfer device should be selected on the basis of patient position,
immobilization, and type of terrain.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 34
En Route to Receiving Facility
Notify dispatch.
Ongoing assessment should be continued.
Obtain serial vital signs.
Notify receiving facility.
Reassure patient.
Complete prehospital care reports.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 35
Returning to Service
At station or receiving facility, notify dispatch.
Prepare for the next call.
Clean and disinfect the ambulance and equipment,
as needed.
Restock the disposable supplies.
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After Run
Refuel unit.
File reports.
Complete cleaning and disinfection procedures.
Notify dispatch.
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Aeromedical Considerations
Modern helicopters are equipped with ALS
capabilities.
Primary benefit is decreasing time from injury to
arrival at definitive care.
EMS providers are encouraged to call for a helicopter
in some systems.
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Decision to Call Helicopter
Proximity to hospital
Nature of terrain
Location of the patient
Estimated extrication time
Clinical status of the patient
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Decision to Call Helicopter
How long will ground transport take?
What will be the expected time of arrival of the helicopter?
Can helicopter land at site?
Will transport to additional site be needed to meet helicopter?
Warm up time for helicopter before response
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 40
Locating Landing Zone
Larger than 100 feet 100 feet
Relatively flat ground
No greater than 10 degrees slope
Clear of debris
No major vertical structures impeding landing
Telephone poles
Towers
Tall grasses
Tall trees
As close to the scene as possible
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Landing Zone Hand Signals
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Safety Around Helicopter
Rotor wash can spray bystanders with debris.
Bystanders may be struck by rotor.
Never approach from the rear.
Take directions from pilot from the front.
If helicopter is on slope, never approach from uphill side.
Assume a crouching position when approaching helicopter.
Copyright © 2007, 2004, by Mosby, Inc., an affiliate of Elsevier Inc. All rights reserved. Slide 43
Safety Around Helicopter
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