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EXPLOSIVE DEVICES August 2005 EMS & Trauma Systems Section

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Presentation on theme: "EXPLOSIVE DEVICES August 2005 EMS & Trauma Systems Section"— Presentation transcript:

1 EXPLOSIVE DEVICES August 2005 EMS & Trauma Systems Section
Office of Public Health Preparedness

2 EXPLOSIVE DEVICES Objectives
Identify indicators that may cause the EMS provider to suspect an incident resulting from explosive devices Identify signs, symptoms and management of common injuries resulting from explosive devices Ensure adequate protection for EMS providers in a explosive device incident August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

3 EXPLOSIVE DEVICES Easiest weapons of mass destruction (WMD) to obtain and use 70% of all terrorist attacks involve explosives Can cause massive local destruction August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

4 EXPLOSIVE DEVICES Ease of Construction August 2005
EMS & Trauma Systems Section Office of Public Health Preparedness

5 EXPLOSIVE DEVICES Used to disperse chemical, biological or radiological agents Used to cause destruction through explosion or fires (incendiary) August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

6 EXPLOSIVE DEVICES Uses August 2005 EMS & Trauma Systems Section
Office of Public Health Preparedness

7 EXPLOSIVE DEVICES Ease of Construction Readily available
Detailed instruction can be found on the internet Cheap, easily constructed using minimal technology Larger, more powerful devises may have timers or remotely triggered detonators Activated by light, pressure, movement or radio transmission August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

8 Availability EXPLOSIVE DEVICES 3,040,000 hits
__________________________ / \ | HOW TO MAKE A 'REAL' | | [> PIPE BOMB <] | \__________________________/ By Shootz Bootz This file was written for INFORMATION PURPOSES ONLY, and NOT forillegal use. The writer cannot be held responsible for anything you do to yourself!!!! If there are any spelling or gramatical errors, then…………..cause I don't really care... my point is driven across. Well first of all in order to make a pipe bomb,you must first have a pipe. It doesn't matter how big, or how small, you could use a 1 inch copper pipe,or you could use a 2 foot long drainage pipe. Once you have this, you will need a few ingredients first. These ingredients make a substance called 'flash powder'. This can be alot of fun if you make a pile of it about 1/4 lbs. and have your friend light it with a match (some friend). Well, here's what you need: 1> Potassium Clorate(get it at any chem. store) 2> Powdered Charcoal(not briquets,take some ash from the fire place) 3> Powdered Magnesium(ground up mag. fire starters from camping sections) 4> Sulpher(you know where to get this!!!) 5> Some kind of piping 6> Hot glue gun,or melted glue 7> Small drill bit and drill 8> Tissue paper(ex:kleenex) 9> Mist water bottle sprayer (windex bottle,etc..) 3,040,000 hits August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

9 EXPLOSIVE DEVICES Are We Immune? Bath, Michigan May 18, 1927
August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

10 EXPLOSIVE DEVICES Are We Immune?
Oklahoma City Federal Building April 19, 1995 August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

11 EXPLOSIVE DEVICES Types of Explosives Energy-releasing reactions
Creation of heat and gases that rapidly expand Explosives are categorized as: High-order explosives Low-order explosives Based upon the speed the explosive decomposes Slide hidden August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

12 EXPLOSIVE DEVICES Blast Pressure PSI Effect
5 Slight chance of eardrum rupture 15 50% chance of eardrum rupture 30 – 40 Slight chance of lung damage 80 Severe lung damage 100 – 120 Slight chance of death 130 – % chance of death > 200 Nearly 100% chance of death Slide hidden August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

13 EXPLOSIVE DEVICES High-Order Explosives Decompose extremely rapidly
Produce supersonic blast wave Faster than speed of sound Travels at speeds 900+ mph Examples include: TNT C-4 Semtex Nitroglycerin Dynamite August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

14 EXPLOSIVE DEVICES Low-Order Explosives
Change to gaseous state is relatively slow Must be in a compressed or enclosed state to explode Pressure wave is subsonic Produce large chunks of debris Examples include: Pipe bombs Gunpowder Ammonium nitrate August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

15 EXPLOSIVE DEVICES Effects of Explosion
Explosion is a instantaneous release of pressure, heat, and gasses Usually coupled with fragmentation Three basic mechanisms: August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

16 EXPLOSIVE DEVICES Primary Blast Injury
Caused by direct effect of a blast Occurs only with high-order explosives Injuries most likely shearing of organs: Blast lung (pulmonary barotrauma) Tympanic membrane rupture Abdominal hemorrhage and perforation Eye rupture Concussion August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

17 EXPLOSIVE DEVICES Primary Blast Injury August 2005
EMS & Trauma Systems Section Office of Public Health Preparedness

18 EXPLOSIVE DEVICES Primary Blast Injury August 2005
EMS & Trauma Systems Section Office of Public Health Preparedness

19 EXPLOSIVE DEVICES Secondary Blast Injury
Injury resulting in bomb fragments and debris Injuries include: Blunt trauma Penetrating Musculoskeletal Soft tissue August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

20 EXPLOSIVE DEVICES Secondary Blast Injury August 2005
EMS & Trauma Systems Section Office of Public Health Preparedness

21 EXPLOSIVE DEVICES Tertiary Blast Injury
Occur when the body is throw against a solid object Injuries include: Fractures Amputations Brain injuries (open or closed) August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness

22 EXPLOSIVE DEVICES Tertiary Blast Injury August 2005
EMS & Trauma Systems Section Office of Public Health Preparedness

23 EXPLOSIVE DEVICES EMS Response Evaluate Scene Exercise Safety
Establish Command Exercise Safety Request support as needed PPE Designate safety zones for patient care Provide Care Preserve evidence August 2005 EMS & Trauma Systems Section Office of Public Health Preparedness


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