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Chapter 3 powerpoint
1.
Copyright © 2016
Wolters Kluwer Health | Lippincott Williams & Wilkins Chapter 3: Infection Control, Safety, First Aid, and Personal Wellness
2.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Objectives 1. Demonstrate knowledge of terminology and practices related to Infection Control and identify agencies associated with infection control precautions, procedures, and programs. 2. Identify key elements of the Blood-Borne Pathogen Standard and the Needlestick Safety and Prevention Act, and identify associated organizations. 3. Identify hazards, warning symbols, and safety rules related to the laboratory, patient areas, and biological, electrical, fire, radiation, and chemical safety, and discuss actions to take if incidents occur.
3.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Objectives (cont.) 4. Recognize symptoms needing first aid and list the main points of the American Heart Association CPR and ECC guidelines. 5. Describe the role of personal wellness as it relates to nutrition, rest, exercise, stress management, and back protection.
4.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control • Infection: Definition – A condition that results when a microorganism (microbe for short) is able to invade the body, multiply, and cause injury or disease – Microbes include: • Bacteria • Fungi • Protozoa • Viruses – Pathogen: a microbe capable of causing disease Understanding infection control is important to protect yourself, patients, coworkers, and others from infection or injury, to react quickly and skillfully in emergency situations, and to provide the best patient care.
5.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Types of Infection – Communicable • Able to be spread from person to person • CDC investigates & controls communicable diseases & epidemics – Nosocomial & Healthcare-Associated Infections (HAIs) • Infections acquired in hospitals & other healthcare settings • 1.7 million HAIs & 99,000 associated deaths occur each year • Caused by infected personnel, patients, visitors, food, drugs, or equipment
6.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Antibiotic-Resistant Infections – Well-established antibiotic-resistant bacteria • MRSA • C. difficile • Enterococcus – Multidrug-resistant gram-negative bacteria • E. coli • Klebsiella pneumonia
7.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Chain of Infection 1. Infectious (causative) agent – Pathogenic microbe responsible for causing an infection 1. Reservoir – Source of infectious agent – Place where microbe can survive & grow or multiply – Includes: humans, animals, food, water, soil, equipment 1. Exit pathway – A way an infectious agent is able to leave a reservoir host – Secretions & exudates, tissue specimens, blood, feces, urine
8.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Chain of Infection (cont.) 4. Means of transmission – Airborne – Contact – Direct (touching, kissing) – Indirect (contaminated objects) – Droplet (coughing, sneezing) – Vector (insect, arthropod, animal) – Vehicle (food, water, drugs) The most common type of HAI reported to NHSN is urinary tract infection (UTI), accounting for over 30% of all HAIs. Have some fun finding biohazard exposure route terms in the WORKBOOK Knowledge Drill 3-2.
9.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Chain of Infection (cont.) 5. Entry pathway – Way an infectious agent enters a susceptible host – Includes: body orifices, mucous membranes, & breaks in skin 6. Susceptible host – Someone with a decreased ability to resist infection – Factors: age, health, immune status
10.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Infection Control (cont.) Test your knowledge of Key Points with WORKBOOK Knowledge Drill 3-1.
11.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Breaking the Chain of Infection – Hand hygiene – Nutrition, rest, stress reduction – Immunization – Insect & rodent control – Isolation procedures – Decontamination of surfaces & instruments – Disposal of sharps & infectious waste – Use of gloves, gowns, masks, & respirators – Needle safety devices A phlebotomist, whose duties involve contact with many patients, must be fully aware of the infection process and take precautions to prevent the spread of infection.
12.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Infection-Control Program – To protect patients, employees, visitors, & others – To break chain of infection – Monitors & collects data on all infections occurring in institution – Institutes special precautions in event of outbreaks – Components • Employee screening & immunization • Evaluation & treatment • Surveillance
13.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Infection-Control Practices – Hand hygiene • Use of alcohol-based antiseptic hand cleaners • Hand washing – Personal protective equipment (PPEs) • Gloves • Gowns • Lab coats • Masks, face shields, & goggles • Respirators Test your knowledge of proper hand washing procedure with WORKBOOK Skills Drill 3-3.
14.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Infection Control (cont’d) • Glove removal Glove use does not replace the need for hand hygiene. Hands should be sanitized immediately after glove removal and before going to another patient, back to the laboratory, or performing other duties.
15.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Respirator
16.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Order for donning PPE 1. Gown 2. Mask (make sure it covers nose & mouth) 3. Gloves • Order for removing PPE 1. Gloves 2. Gown 3. Mask (touch only strings) Wash hands after removing PPE Lab coats worn as PPE must not be worn on break, in the cafeteria or other nonpatient areas, or outside the hospital.
17.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Isolation Procedures: Overview – Keep patients with communicable infections separate from others – Prevent spread of infection – Protect patients with compromised immune system – Isolation requires doctor’s order – Infected patient is confined to private room Scrubs or other pants that touch the floor can easily pick up infectious material. According to CLSI laboratory safety guidelines, pants worn by laboratory personnel should be 1 to 1½ inches off of the floor to prevent contamination.
18.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Isolation Procedures – Protective/reverse isolation • For patients highly susceptible to infections – Traditional isolation systems • Category-specific system • Disease-specific system – Universal precautions (UP) • Blood & body fluids of all people are potentially infectious – Body substance isolation • Goes beyond UP: gloves for contacting moist body substances
19.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Infection Control (cont.) • Guidelines for Isolation Procedures – Standard precautions • Used for all patients • #1 strategy for control of nosocomial infection • Covers blood, all body fluids, skin breaks, mucous membranes – Transmission-based precautions • Used for patients known/suspected to have certain infections • Three types: 1. airborne, 2. droplet, 3. contact
20.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety • Biohazard – Any material or substance harmful to health – Should be identified by a biohazard symbol Copyright © 2016 Wolters Kluwer • All Rights Reserved
21.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Biohazard Exposure Routes – Airborne – Ingestion – Nonintact skin – Percutaneous (through the skin) – Permucosal (through mucous membranes)
22.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Blood-Borne Pathogen – Hepatitis B virus (HBV) & hepatitis D virus • Best defense: HBV vaccination • HBV exposure hazards 1. Present in blood & other body fluids 2. Can survive up to a week on objects 3. Transmitted via needlesticks, sexual contact • Symptoms: flu-like, fatigue, loss of appetite, mild fever, muscle/joint/abdominal pain, nausea, vomiting
23.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Blood-Borne Pathogen – Hepatitis C virus (HCV) • HCV exposure hazards 1. Present in blood & serum; sometimes saliva 2. Infection primarily occurs after large or multiple exposures 3. Transmitted via needlesticks, sexual contact • Symptoms: flu-like, fatigue, loss of appetite, mild fever, muscle/joint/abdominal pain, nausea, vomiting
24.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • OSHA Standard for Blood-Borne Pathogens (BBPs) – Enforced by federal law – Intended to reduce/eliminate occupational exposure to BBPs – Requires: • Use of engineering & work practice controls to prevent exposure incidents • Availability & use of PPE • Special training • Medical surveillance • Availability of vaccination against HBV for all at-risk personnel
25.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Exposure Control Plan – Must be written – Must be reviewed & updated at least annually – Nonmanagerial employees with risk of exposure must be involved in: • Identification • Review • Selection
26.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • BBP Exposure Routes – Skin is pierced by a contaminated needle or sharp object – Blood or other body fluid splashes in eyes, nose, or mouth – Blood or other body fluid contacts cut, scratch, or abrasion – A human bite breaks the skin
27.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Exposure Incident Procedure – Needlestick or other sharps injury: • Carefully remove shards of glass or other objects • Wash site with soap & water at least 30 seconds – Mucous membrane exposure: • Flush site with water or sterile saline at least 10 minutes • Use eyewash station if available to flush a splash to eyes • Remove contact lenses as soon as possible & disinfect them – Report incident to immediate supervisor – Report directly to provider for evaluation, treatment, counseling
28.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Biosafety (cont.) • Surface Decontamination (required by OSHA) – All surfaces in specimen collection & processing areas – 1:10 bleach solution or other disinfectant approved by EPA • Cleanup of Body Fluid Spills – EPA-approved chemical solutions & kits – Gloves must be worn – Absorb material without spreading it over wider area • Biohazard Waste Disposal – All nonreusable items contaminated with blood/body fluids go in biohazard waste containers
29.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Electrical Safety • Actions to Take If Electrical Shock Occurs – Shut off source of electricity – Or, use nonconducting item to remove source of electricity from victim – Call for medical assistance – Start cardiopulmonary resuscitation if needed – Keep the victim warm
30.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Fire Safety • All employees should know: – Procedures to follow in case of fire – Location of fire extinguishers & how to use them – Location of fire blankets or heavy towels & how to use them – Location of emergency exits & evacuation routes
31.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Fire Safety (cont.) • Components Needed for Fire to Occur – Fuel: combustible material – Heat: raises temperature of material until ignition – Oxygen: to maintain combustion – Chemical reaction: produces fire • Keep components apart to prevent fire
32.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Fire Safety (cont.) • Fire tetrahedron
33.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Fire Safety (cont.) • Classes of Fire – Class A • Ordinary combustible materials (wood, paper) • Require water/water-based solutions to extinguish – Class B • Flammable liquids & vapors (paint, oil, grease, gasoline) • Require blocking oxygen or smothering to extinguish – Class C • Electrical equipment • Require nonconducting agents to extinguish
34.
Copyright © 2016
Wolters Kluwer • All Rights Reserved Fire Safety (cont.) • Classes of Fire (cont.) – Class D • Combustible or reactive metals (sodium, potassium, magnesium, lithium) • Require dry powder agents or sand to extinguish – Class K • High-temperature cooking oils, grease, or fats • Require agents that prevent splashing & cool & smother fire
35.
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Radiation Safety • Principles of Radiation Exposure – Distance – Shielding – Time • Radiation Present in: – Patients injected with radioactive dyes – Specimens from radiology or nuclear medicine – Radioimmunoassay area • Radiation hazard symbol
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Wolters Kluwer • All Rights Reserved Chemical Safety • General Rules – Always • Wear PPE • Clean up chemical spills properly – Never • Store chemicals above eye level • Add water to acid • Indiscriminately mix chemicals together • Store chemicals in unlabeled containers • Pour chemicals into dirty containers • Use chemicals in ways they were not intended
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Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • OSHA Hazard Communication (HazCom) Standard (HCS) – HazCom labeling requirements • Statement of warning (“danger” or “poison”) • Statement of hazard (toxic, flammable, combustible) • Precautions to eliminate risk • First aid measures for spills or other exposure – Safety Data Sheets (SDS) • General, precautionary, & emergency info on product See Figure 3-17 for the revised HCS designates eight specific GHS hazard category pictograms for use on labels.
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • Department of Transportation Labeling System
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • National Fire Protection Association Labeling System
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • National Fire Protection Association Labeling System
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • Safety Showers & Eyewash Stations – Phlebotomist should know location of these – Used for chemical spill or splash to eyes/body – Flush affected part with water at least 15 minutes – Visit ER for evaluation
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Chemical Safety (cont.) • Spill cleanup kit
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Wolters Kluwer • All Rights Reserved External Hemorrhage • Definition – Abnormal or profuse bleeding • Treatment – Firm, direct pressure to wound using cloth or gauze – Elastic bandage can be used to hold compress in place – Only use tourniquet as last resort The original compress should not be removed when adding additional ones because removal can disrupt the clotting process.
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Wolters Kluwer • All Rights Reserved Shock • Definition – Condition involving insufficient return of blood to heart – Results in inadequate supply of oxygen to body organs/tissues – Caused by hemorrhage, heart attack, trauma, & drug reactions • Symptoms – Pale, cold, clammy skin – Rapid, weak pulse – Increased, shallow breathing rate – Expressionless face & staring eyes
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Wolters Kluwer • All Rights Reserved Shock (cont.) • First Aid for Shock 1. Maintain an open airway for victim 2. Call for assistance 3. Keep victim lying down with head lower than rest of body 4. Control bleeding or other cause of shock 5. Keep victim warm until help arrives
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Wolters Kluwer • All Rights Reserved CPR and Emergency Cardiovascular Care • Training Recommended by AHA for Healthcare Professionals – 6- to 8-hour Basic Lifesaving Healthcare Provider Course – Includes CPR, use of AED, removing airway obstruction – Certification good for 2 years • AHA CPR and ECC Guideline Updates – Hands-only CPR for lay rescuers – 100/min compression rate – Infant & child compression depth of ½ anterior–posterior chest diameter – Allow complete chest recoil between compressions
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Wolters Kluwer • All Rights Reserved CPR and Emergency Cardiovascular Care (cont.) • AHA CPR and ECC Guideline Updates (cont.) – Minimize interruptions in chest compressions (try to limit to less than 10 seconds) – Avoid excessive ventilation (BLS single rescuer compression-to- ventilation ratio stays at 30:2) • AHA Chain of Survival 1. Immediate recognition of cardiac arrest and activation of the emergency response system 2. Early CPR with emphasis on chest compression 3. Rapid defibrillation 4. Effective advanced life support 5. Integrated postcardiac arrest care
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Wolters Kluwer • All Rights Reserved Copyright © 2016 Wolters Kluwer • All Rights Reserved Personal Wellness • It is NOT just about what you eat, it requires a holistic approach, one that meets the physical, emotional, social, spiritual, and economic needs.
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Wolters Kluwer • All Rights Reserved Personal Wellness (cont.) • Personal Hygiene – Shower/bathe regularly & use deodorant – Brush teeth & use mouthwash several times per day – Hair clean & neat – Fingernails clean, short, neatly trimmed – No heavily scented lotions or colognes • Proper Nutrition – Plant-based diet rich in variety of vegetables, fruits, & legumes – Avoid processed, starchy staple foods – Balance of carbohydrate, fat, protein, vitamins, minerals, fiber
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Wolters Kluwer • All Rights Reserved Personal Wellness (cont.) • Rest and Exercise – Lack of rest & sleep can lead to fatigue & other medical problems – Stay fit to be healthier & live longer – Focus on strength, flexibility, & endurance • Back Protection – Use proper lifting techniques • Stress Management Healthcare workers are at risk for back injury because of activities they are required to do (e.g., lift and move patients) and because of the stressful environment often associated with healthcare today.
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Wolters Kluwer • All Rights Reserved NAACLS Entry Level Competencies Met in This Chapter • 2.00 Demonstrate knowledge of infection control and safety. • 2.1 Identify policies and procedures for maintaining laboratory safety. • 2.2 Demonstrate accepted practices for infection control, isolation techniques, aseptic techniques, and methods for disease prevention.
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Wolters Kluwer • All Rights Reserved NAACLS Entry Level Competencies Met in This Chapter (cont.) • 2.3 Comply with federal, state, and locally mandated regulations regarding safety practices. • 9.9 List the causes of stress in the work environment and discuss the coping skills used to deal with stress in the work environment.
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Wolters Kluwer • All Rights Reserved Questions?