BASIC ANALYSIS OF BLOODSTAIN PATTERNS
ONTARIO, CA | MARCH 21 - 25, 2022
|
Instructors:
Todd Crosby, BS & Brian Hargrove, BS Location: Ontario Police Department 2500 S Archibald Ave Ontario, CA 91761 Hours: 8:00 am - 5:00 pm Tuition: $749.00 This course is presented in partnership with the International Association for Identification. |
Basic Analysis of Bloodstain Patterns
Outline
Day 1
Day 2
Day 3
Day 4
Day 5
Outline
Day 1
- Pretest
- What is BPA? What can it do for you?
- Case Presentation
- Composition of Blood
- Human vs. nonhuman
- Unknown effects of drugs and alcohol
- Physics of Blood
- Surface tension
- Oscillation
- Drop Formation
- Viscosity
- Gravity
- Terminal Velocity
- Flight Paths
- Description of Bloodstains
- Size
- Shape
- Distribution
- Appearance
- Other
- What is BPA? What can it do for you?
- Drip Stains and Drip Trails
- Slow speed videos
- Size, shape, appearance, distribution
- Blood Borne Pathogens
- Appropriate PPE
- Experiments:
- Drips as a function of volume and distance fallen
- Drips as a function of angle
- Drips as a function of surface textures
- Drip stains off of weapons vs. stain size
- Transfer, Swipe, and Wipe
- Slow speed video
- Size, shape, appearance, distribution
- Experiments:
- Transfer patterns
- Swipe patterns
- Wipe patterns
- Drip stains as a function of motion and distance
- Projected, Splash, Drip
- Slow speed video
- Size, shape, appearance, distribution
- Experiments:
- Projected Patterns
- Vertical
- Horizontal
- Splash Patterns
- Drip Patterns
- Projected Patterns
Day 2
- Impact Patterns
- High speed video
- Size, shape, distribution, appearance
- Forward spatter and Back spatter
- Cast Off Patterns
- High speed video
- Size, shape, distribution, appearance
- Experiments:
- Impact patterns as a function of force and distance
- Impact patterns as a function of volume of blood
- Impact patterns as a function of weapon used
- Cast Off patterns as a function of direction of travel and weapon used
- Impact patterns – Gun shot
- Mathematics
- Metric vs. Imperial
- Calculator
- Measuring Devices
- Trig Formulas
- Sine Method
- Forensic software programs
- Angle of Impact
- Balthazard
- Practical Exercises:
- Measure angle boards
- Area of Convergence
- Area of Origin
- Piatrowski
- Practical Exercises:
- Find A of C and A of O
Day 3
- Preservation and Evaluation of Scene
- Is there a need for BPA?
- Have presumptive tests been performed?
- History of the scene
- Origin of evidence
- Post-event intervention?
- Preservation
- Environmental factors
- Scene Integrity
- Presumptives and Chemical Testing
- Hemastix
- LCV
- Pheno
- Bluestar/Luminol
- Clothing and other surfaces
- Absorbancy
- History
- Porosity
- Texture
- Environmental Factors
- Clotting time
- Drying time
- Airflow
- Humidity
- Temp
- Weather
- Post Incident Activity
- Animal Activity
- Fire Effects
- Fire Suppression
- First Responders
- Insect activity
- Medical Intervention
- Members of the public
- Movement of the injured
- Staging of the scene
- Practical Exercises:
- Pattern Recognition
Day 4
- Documentation
- Note taking
- Photography (procedures, scales, lighting)
- Diagrams
- Sketches
- Collection and Packaging of Evidence
- Documentation of specific stains and evidence to be collected
- Collection methods
- Contamination issues
- Packaging
- Evidence storage
- Preservation during transportation
- Evidence submission
- Special Considerations for collection of bloodstained clothing
- Changes due to improper item handling, packaging, storage, and transportation
- Practical Exercise:
- CRIME SCENE
Day 5
- Scientific Method
- Ethics, Context Bias, Limitations
- Examples of case specific experimentation
- Report Writing
- Event reconstruction
- Medical reports
- Autopsy reports
- Lab reports
- Crime scene reports
- Interpretation of data
- Sequence of Events
- Interpretations
- Opinions
- Conclusions
- Tech Review
- Courtroom Testimony
- History
- Kirk
- MacDonell
- IABPA
- IAI
- SWGSTAIN
- Crime Scene Presentations
- IABPA/ACSR Application Endorsements
- Course Evaluations
- Final Test
LODGING
Holiday Inn Express & Suites Ontario Airport
2280 South Haven Avenue
Ontario, CA 91761
909-930-5555
Booking Rate: $111 plus tax
Amenities: Free Breakfast, Free Wi-Fi, Free Parking, Free Airport Shuttle
Booking Info: Call the hotel and mention Tri-Tech Forensics to receive the special rate. A booking link will be added at a later date.
Holiday Inn Express & Suites Ontario Airport
2280 South Haven Avenue
Ontario, CA 91761
909-930-5555
Booking Rate: $111 plus tax
Amenities: Free Breakfast, Free Wi-Fi, Free Parking, Free Airport Shuttle
Booking Info: Call the hotel and mention Tri-Tech Forensics to receive the special rate. A booking link will be added at a later date.
REGISTRATION
To register for this course, please download the Course Registration Form (PDF file). Fill out the form and email the completed PDF file to Phil Sanfilippo at phil@tritechusa.com.
To register for this course, please download the Course Registration Form (PDF file). Fill out the form and email the completed PDF file to Phil Sanfilippo at phil@tritechusa.com.