Blood Spatter Analysis

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Presentation transcript:

Blood Spatter Analysis

Bloodstain Pattern Analysis (BPA)

Bloodstain Pattern Analysis (BPA)

BPA can determine

Angle of Impact and Point/Area of Convergence

Determining angles of impact

Determining angles of impact

Point and area of convergence

Point and area of convergence

Point and area of convergence

TARGET SURFACE TEXTURE

Target surface texture

Target surface texture

Target surface texture

Target surface texture

BLOODSTAIN PATTERN CATEGORIES

Bloodstain pattern categories

PASSIVE BLOODSTAINS

Passive Drop

Drip Pattern

Flow Pattern

PROJECTED BLOODSTAINS

Low Velocity Impact (LVI)

Medium Velocity Impact (MVI)

High Velocity Impact (HVI)

Cast-off Pattern

Arterial Spurting or Gushing

TRANSFER/CONTACT BLOODSTAINS

Swipe Pattern

Hair swipe Pattern

Wipe Pattern

Transfer Pattern

Transfer Pattern

Transfer Pattern

Transfer Pattern

Transfer Pattern

Transfer Pattern

Sources