Post on 21-Dec-2015
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Traumatology
Mechanical trauma
Blunt force injuryabrasionsbruises or contusionslacerations
Sharp force injuryincised woundsstabs
Fire arm injuryshot gunrifled fire arm
Classification
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Fire arms identification
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FA identification
Auto-load shot gun
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FA identification
Bolt action shot gun
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FA identification
Pump action shot gun
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FA identification
Double-barrel breech loading shot gun
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FA identification
Rifled fire arms
Revolver
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TraumatologyFire arms
Bisley Revolver
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TraumatologyFire arms
Pistol
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TraumatologyFire arms
Revolver with telescope
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TraumatologyFire arms
Black hawk revolver
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TraumatologyFire arms
Parts of a cartridge
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FA identification
Cartridges
shot gun rifled fire arm
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FA identification
Cartridges
Revolver Rifle
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TraumatologyFire arms
Types of gun powder
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FA identification
Cartridges
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FA identification
Bullets
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FA identification
Rifled fire arm cartridges
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FA identification
Rifled fire arm energies
Type
of weapon
Muzzle velocity
V2 Difference in KE
Low velocity
600 ft/s 360000 1x
High velocity
900 ft/s 810000 2.3x
V high velocity
1400 ft/s 1960000 5.4x
Ultra high velocity
2100 ft/s 4410000 12.3x
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FA identification
Bullets
Winchester bullet comparison
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FA identification
Air gun pellets
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TraumatologyFire arms
Air gun pellets
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FA mechanism
Shot gun fire
Shots carried in a plastic cup to reduce dispersal
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FA identification
Trap for test patterns
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FA identification
Gun shot residue
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FA identification
Gun shotresidue (GSR)
A GSR grainseen under SEM
X 2800
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FA identification
Fire tank
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TraumatologyFire arms
Testfiring
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FA identification
Cotton swab kit
for GSR collectionfrom wounds
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FA phenomena
Fire armphenomena
upsetting of bullet
leading to bursting of barrel
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FA phenomena
Fire armphenomena
cg
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FA phenomena
Fire armphenomena
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FA phenomena
Fire armphenomena
Tail wag or yawing of bullet
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FA phenomena
Fire armphenomena
Tumbling of bullet
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FA phenomena
Fire armphenomena
ricochette of bullet
6o-8o
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FA phenomena
Fire armphenomena
Cookie cutter etching
Cookie cutter
etchingmain injury
main injury
Satellite injuries
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FA phenomena
Fire armphenomena
Billiard ball ricochette
2 ft
8 ft
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Shot gun injury
Billiard ball ricochet effect
FA injury
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FA phenomena
Fire armphenomena
Choking effect in shot guns
unchoked gun
quarter choke
half choke
full choke
Spread of shots after 30 yards
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FA phenomena
Fire armphenomena
Choking effect in shot guns
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FA identification
Comparison microscope
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FA identification
Comparisonstereoscope
stage showing a bullet mounted for examination
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FA identification
Comparisonstereoscope
With camera and monitor attached
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FA identification
Cartridge head comparison
1 2
test cartridge
test cartridge
crime cartridge
crime cartridge
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TraumatologyFire arms Fire arm identification
Bullet comparison
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FA identification
Rifling marks with a twist to the right
Gun identification
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FA identification
Bullet comparison
test bulletcrime bullet
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TraumatologyFire arms Fire arm identification
Crime bullet Test bullet
Bullet comparison
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TraumatologyFire arms Fire arm identification
Land marks on bullet
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FA identification
Bullet comparison
test bullet crime bullet1
2
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FA injury
Cycle of fire
Feeding the cartridge
Chambering
Locking
Firing
Obturation
Unlocking
Extraction
Ejection
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TraumatologyFire arms
Gun identification
Extractor marks
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FA injury
1 flame
‘Products of fire’
1
2
3
4
5
1
2
2
6
2 gases of combustion
3
3 smoke4 burning powder5 unburnt powder6 projectile
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FA injury
Effects of products of fire
1 Flame scorching, burning, singeing
2 Gases of combustion singeing, bursting, swelling
3 Smoke blackening, fouling
4 Burning powder burns, tattooing
5 Unburnt powder tattooing
6 Projectile injury
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Products of fire
FA injury
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Distances of fire
FA injury
contact
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Distances of fire
FA injury
near contact
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Distances of fire
FA injury
near distance
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Distances of fire
FA injury
distant
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Distances of fire
FA injury
contact
near contact
near distance
distant
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projectile
gyroscopicvelocity
Grease collar
injury
stippling ortattooing
abrasion collar
Mechanism of rifled fire arm injury production
near-distance fire
FA injury
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FA injury
Unprocessed test fire patterns
3” 9”
27”21”15”
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FA injury
Processed test fire patterns
27”21”15”
9”3”
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FA injury
Griess test fire standards
3” 9”
15” 21” 27”
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FA injury
.38 Smith & Wesson fire patterns
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FA inury
Rifled fire arm
injuries
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FA injury
Rifled fire arm injury
Contact fire on templestellate injury
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FA injury
Rifled fire arm injury
Contact fire
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FA inury
Distant rifled fire arm injury
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FA injury
Suicidal fire arm injury
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FA inury
Rifled fire arm injury
.22 exit.38 entry .38 exit
revolver exit
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FA injury
Rifled fire arm injury
near contact suicidal contact suicidal
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FA injury
Shot gun injury
410 chest 12 bore temple
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FA injury Shot gun injury contact near contact
near distance distant
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TraumatologyFire arms
Shot gun projectiles
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FA injury
Rifled fire arm injury
Gutter wound – by a grazing bullet
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FA injury
Shot gun injury
‘billiard-ball ricochet’ effect
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FA injury
Rifled fire arm injury
.38 entry & exit wounds
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FA injury
Rifled fire arm injury
.22 exit wound
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Rifled fire arm injury
Near-distant injury
FA injury
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FA injury
Rifled fire arm injury
Near-contact wound
Burnt powderparticles
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FA injury
Shot gun injury
.410 to chest
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FA injury
Rifled fire arm skull injury
entry wound exit wound
bevelled in bevelled out
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FA injury
Rifled fire arm injury
Black eye
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FA injury
Shot gun injury
Distant injury
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FA injury
Rifled fire arm injury
Entry wound in kidney
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FA injury
Rifled fire arm injury
Exit wound kidney
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FA injury
Rifled fire arm injury
exit wound
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FA injury
Rifled fire arm injury
Distant injury
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FA injury
Rifled fire arm injury
Distant injury
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FA injury
Rifled fire arm injury
Blood spatter & soot
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FA injury
Rifled fire arm injury
Bullet projectingfrom skin
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FA injury
Rifled fire arm injury
Entry wound
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FA injury
Rifled fire arm injury
Bullet track
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FA injury
Rifled fire arm injury
Bullet tray in clay
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FA injury
Rifled fire arm injury
Bullet in thoracic spine
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FA identification
Bullet behaviour
Deformation within body
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FA injury
Rifled fire arm injury
Entry & exit wounds
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FA injury
Rifled fire arm injury
Distant entry wound
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FA injury
Rifled fire arm injury
exit wounds
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Shot gun injury
Skull xrays
FA injury
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FA injury
Rifled fire arm injury
Through roofof mouth
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FA injury
Rifled fire arm injury
Suicide through mouth
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FA injury Rifled fire arm injury
Repaired femoral vessels
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FA injury
Rifled fire arm injury
Injury to internal iliac
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FA injury Rifled fire arm injury
GSW liver
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FA injury Rifled fire arm injury
GSW liver
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FA injury Rifled fire arm injury
GSW head of pancreas
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FA injury Rifled fire arm injury
Haematoma kidney
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FA injury
Rifled fire arm injury
Skull wounding
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FA injury Rifled fire arm injury
Bullet fragments in skull
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FA injury Rifled fire arm injury
Bevelling phenomenon
exit
entry
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Rifled fire arm injuryFA injury
Bevelled in wound
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Rifled fire arm injury
Bevelled out injury
FA injury
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Rifled fire arm injury
Gutterwound
FA injury
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Rifled fire arm injury
Low velocity distant bullet injury
FA injury
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Rifled fire arm injury
Multiple bullet entry wounds
FA injury
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Rifled fire arm injury
Near-distant injury
FA injury
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Rifled fire arm injury
Near-distant injury
FA injury
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Rifled fire arm injury
Revolverexit
FA injury
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Rifled fire arm injury
Contact fire
FA injury
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Rifled fire arm injury
Slit exit
FA injury
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Rifled fire arm injury
Stellateexitwound
FA injury
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Rifled fire arm injury
Suicidalnear-contact
FA injury
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Rifled fire arm injury
Suicidalnearcontact
FA injury
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Rifled fire arm injury
Near-distant injury
FA injury
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FA injury
Rifled fire arm injury
Near-distant injury
‘tattooing’
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Rifled fire arm injury
Pen pistol injury
FA injury
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Rifled fire arm injury
Near-distant injury
FA injury
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Rifled fire arm injuryFA damage
Through a coarse garment
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Rifled fire arm phenomenon
Soot on hand
FA identification
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FA injury
Rifled fire arm injury
Contact fire
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FA injury
Rifledfire arminjury
Contact firewith muzzleimpression
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FA inury
Shot gun injuries
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FA injury
Shot gun injury
Suicidal wounds
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FA injury
Shot gun injury
Near-distance injury
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FA injury
Shot gun injury
Multiple pelletsin skull xray
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FA injury
Shot gun injury
Near contact shot
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FA injury
Shot gun injury
Near-contact shot
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FA injury
Shot gun injury
Near-distant wound
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FA injury
Shot gun injury
wads and pellets
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FA injury
Shot gun injury
Distant injury
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Shot gun injury
.410 to chest
FA injury
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Shot gun injury
12 bore shot to temple
FA injury
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JFK shootingFA cases