2018年Bleeding And Shock - A-State出血与休克状态焦虑-文档资料.ppt
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1、Sources of External Bleeding,Arteries Veins Capillaries,Arterial Bleeding,Most serious / arteries are usually deep in the body Rapid and profuse blood loss Bright red / spurts Less likely to clot Must use external means to stop blood flow,Venous Bleeding,Steady flow / bluish-red May be profuse More
2、easily controlled Veins are closer to the body surface Can be serious,Capillary Bleeding,Easily controlled Blood oozes Road rash,Blood Vessel Spasm,Severed arteries Artery draws back into the tissue Artery constricts and slows bleeding Partially severed arteries Associated with greater blood loss Ex
3、ample: amputations,Definitions,Hemorrhage: Rapid blood loss Adult: 1 quart may lead to shock Child: 1 pint loss of blood Dressing A protective covering for a wound p.150 Bandage A material used to hold a dressing in place,Dressings,Used to control bleeding Prevents contamination Dressings should be:
4、 Sterile Larger than the wound Thick, soft, compressible Lint free (no cotton balls),Types of Dressings,Gauze pads Adhesive strips Trauma dressings Improvise Donut shaped,Dressings,Application Wash hands Dressing should extend over edges of wound Do not touch dressing surface that is to be next to t
5、he wound Place medications directly onto pad Cover with a bandage Removal of Dressings Soak “stuck” dressing in warm water,Bandages Are Used For:,Holding dressings in place Applying pressure Prevent or reduce swelling Provide support or stability,Application of Bandages,Leave toes and fingers expose
6、d if possible Bandage too tight? Check for color, circulation, temperature Wrap towards the heart Small end of bone to large end,Types of Bandages,Roller gauze Improvised Triangular Cravat Adhesive / paper tape Adhesive strips P.150-152,Tourniquets,Rarely recommended Damages nerves and vessels,Types
7、 of Wounds And Application of Bandages And Dressings Will Be Addressed Later,Someone Has Cut Their Leg: What Should You Do? (external bleeding / depends on severity),Call for help when necessary Protect yourself from bodily fluids Expose the wound Apply sterile gauze pad (dressing) Apply constant, d
8、irect pressure for 10 minutes (dont peak),Cut Leg,If dressing becomes blood soaked do not remove dressing, add others over it After 10 minutes, if bleeding persists apply pressure harder and over a wider area for 10 more minutes (seek help),Additional Options,Elevate limb above heart level Apply pre
9、ssure at a pressure point When bleeding stops: Apply pressure bandage (roller gauze) Wrap towards the heart,Problem Bleeders,Hemophiliacs Aspirin,When Not To Apply Direct Pressure,Protruding bone Skull fracture Embedded object May use a donut shaped pad,Internal Bleeding,Look for abdominal: Pain Ten
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