Legal Med- Vehicular Accident

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    DEATH OR PHYSICAL INJURIES DUE TO VEHICULAROR MOTOR ACCIDENT

    Factors responsible for vehicular accidents :

    1. Human factor ( Driver)a. Mental attitude reckless driving, over speeding,inattention, fatigue, inexperience etc.

    b. Perceptive defect defective vision, defective

    hearingc. Chemical factor Alcohol and drug intoxication

    d. Distractions mobile phones, ipods and othergadgets

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    2. Environmental Factor:

    - Poorly maintained roads

    - Poor visibility

    - Blind intersections

    - Park vehicles- Absence of road signs

    3.Mechanical Factor:

    - Defective brakes

    - Transmission failure

    - Worn out tires

    4. Pedestrian factor

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    TWO COLLISIONS THAT TAKE PLACE INVEHICULAR ACCIDENTS

    First collision the impact of the movingvehicle with another vehicle or a fixed object.

    Second Collision - the impact of theunrestrained occupants with the interior of

    the vehicle.

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    FRONT IMPACT CRASH

    The driver and the front seat passenger may strike the

    steering wheel , the windshield , the dashboard andthe rear view mirror

    Pattern of Injuries of Front occupants

    - Abrasions and lacerations of the face and skull- Fracture of the skull

    - Neck injuries

    - Laceration or rapture of the heart- Lacerations of the lungs

    - Fracture of the ribs and sternum

    - Laceration of the liver and spleen

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    Rear Seat Occupants

    Injuries to the Rear seat occupants are usually less

    serious than front seat occupantsSIDE IMPACT CRASH

    - occurs when a vehicle strikes on the side of

    another vehicle or when a vehicle skids sidewaysinto a fixed object

    - Common in street intersections

    - Injuries are usually more severe

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    Rear Impact Crash

    - High velocity rear impact causes the so called

    whiplash neck injury- High incidence of Gas tank explosion

    Roll Over Crash (Turn-Turtle )

    - Occupants maybe pinned, crushed or maybethrown away from the vehicle

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    MEANS EMPLOYED TO MINIMIZE INJURY TODRIVER AND PASSENGER

    - Padded interiors- Collapsible steering column

    - Windshield safety glass

    - Padded dashboard- Crumple zones

    - Airbags

    - Seat belts and special restraints

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    PEDESTRIAN VEHICLE COLLISION

    1. Primary Impact the first violent contact

    between the pedestrian and the vehicle2. Secondary Impact the subsequent impact of

    the pedestrian to the ground after the first

    impact3. Run over injuries usually lead to serious injuries

    or death due to crushed skull, rapture of organsand internal hemorrhage

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    MOTORCYCLE CRASH

    Reasons why there is a High percentage of

    motorcycle crash

    - Motorcycles attain a high speed than otherordinary vehicle

    - Small profile makes it less visible- Usually driven by young aggressive drivers

    - More motorcycles running than any other vehicles

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    Reasons why Injuries in Motorcycle accidents aremore severe

    1. Little crushable materials to absorb the impact.

    2. No restraint system is available. Ejection from

    the motorcycle is common.3. Most injuries are on the head and legs

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    PROPER PROTECTION FOR MOTORCYCLERIDERS

    1. Leather jacket

    2. Thick pants and gloves

    3. Leather boots

    4. Knee and shin guards

    5. Elbow guards

    6. Full face helmet

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    VEHICULAR ACCIDENTS The 4th leading cause of Death in

    the Philippines

    More than one half of Deaths invehicular accidents involvedmotorcycles

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    Thank you.