Summary

This document includes a quiz on surgical hand hygiene, true or false questions about infection control in dentistry, and information on the use of personal protective equipment (PPE). It also describes good practices in using gloves.

Full Transcript

QUIZ 1. SURGICAL HAND HYGIENE IS ALSO KNOWN AS___________? 2-3 WHAT ARE THE 2 METHODS OF SURGICAL HAND HYGIENE TRUE OR FALSE 4. COLD WATER PROMOTES LATHERING OF SOAP, REMOVING SOIL AND GERMS EFFECTIVELY 5. WHEN WASHING LATHERED SOAP ON ARMS AND HANDS,...

QUIZ 1. SURGICAL HAND HYGIENE IS ALSO KNOWN AS___________? 2-3 WHAT ARE THE 2 METHODS OF SURGICAL HAND HYGIENE TRUE OR FALSE 4. COLD WATER PROMOTES LATHERING OF SOAP, REMOVING SOIL AND GERMS EFFECTIVELY 5. WHEN WASHING LATHERED SOAP ON ARMS AND HANDS, TAP WATER MUST RUN OFF INTO THE SKIN FROM THE ELBOWS 6. A WIPING MOTION IS DONE TO DRY THE ARMS AND HANDS AND AIR JET DRYING IS AVOIDED TRUE OR FALSE 7. SURGICAL SCRUBBING OF THE HANDS AND ARMS STERILIZES THE SKIN ALLOWING EXTENSIVE DISINFECTION 8. THE GOAL OF SURGICAL HAND SCRUB IS TO REDUCE THE NUMBER OF RESIDENT BACTERIA TO A MINIMUM 9. WHEN ANY OF THE HANDS TOUCHES A SURFACE, THE HAND SCRUB PROCEDURE MUST BE LENGTHENED FOR 1-5 MINUTES TRUE OR FALSE 10. THE RESIDENT BACTERIA OF THE HANDS ARE _______________________ INFECTION CONTROL IN DENTISTRY PERSONAL PROTECTION FOR PREVENTION OF CROSS INFECTION WHY WEAR PPE Our clothing can be contaminated with pathogens Nosocomial microbes account for 2/3 of microorganisms found on clothing and normal skin ora Areas that are heavily colonized and prone to splatter are the chest, forearm, face Below the waist, sleeves and pockets fl WHY WEAR PPE During treatment Badges, lanyards, jewelries, mobile phones kept in the pocket may be contaminated WHY WEAR PPE Wearing plastic apron of gown reduces contamination by forming a barrier Proper masking and the usage of face shields protects mucous membranes of the eyes, the nose and lungs WHY WEAR PPE PPE such as aprons, impermeable gowns, goggles, masks, disposable gloves Single use and are discarded as hazardous infectious waste GLOVES Single use Worn for all routine dental treatment Protects that hands from contamination with blood, saliva and microorganisms Reduces the risk of cross infection Protects the hands from toxic and irritant chemicals GLOVES Deos not prevent sharp injuries Wiping e ect of gloves reduces the volume of blood to which the HCW is exposed Reducing inoculation or transmission of microorganisms ff GLOVES Routine dental treatment = gloves Sterilizing, handling waste or cleaning up spills = _______ Good practices for the use of gloves in dental surgery Hands must be washed before and after donning gloves Never consider gloves as an alternative to hand washing Changing gloves in between patients prevents cross infection Do not touch the patient surroundings, the face, nose, ballpen when gloves are worn Never reuse single use gloves Good practices for the use of gloves in dental surgery Never wash or disinfect single use gloves, this reduces the barrier properties of gloves Keep glove wear to a minimum (worn immediately and removed immediately after treatment) Change gloves in between long procedures Its been found that when gloves are worn for a period of time, they develop perforations due to hydration of the latex Good practices for the use of gloves in dental surgery Changing gloves during long procedures reduces sweating, decreases dermal infection Hands are not necessarily clean because gloves have been worn Hand hygiene Choosing suitable gloves Latex and nitrile gloves are the most commonly used gloves in dentistry They both permit manual dexterity Are impermeable to microbes Latex allergy = nitrile Nitrile allergy = ______________ (ASSIGNMENT) Natural Rubber Latex (NRL) Impermeable to BBV Close tting Does not interfere with dexterity fi Natural Rubber Latex (NRL) Allergy Risen steadily by 6-18% (European data) Common among dental students May develop even after prolonged successful usage Sensitivity is triggered by inhalation of airborne latex aeroantigens Or via absorption through damaged skin Natural Rubber Latex (NRL) Plant product but chemicals are added during fabrication to imbue it with strength, elasticity and exibility fl Natural Rubber Latex (NRL) Delayed hypersensitivity type IV - contact dermatitis, rhinitis, conjunctivitis The most common hypersensitivity reaction to NRL Response occurs 6-48 hours after exposure Natural Rubber Latex (NRL) Immediate hypersensitivity type I - asthma, urticaria, laryngeal edema, anaphylactic shock and collapse Occurs 15-30 minutes after exposure Managing latex allergies Medical history questioning about latex allergy If allergens are known, list down Use latex free gloves, rubber dam and equipment Remind patients to inform all dental sta when making an appointment ff ASSIGNEMENT LIST DOWN ALTERNATIVES TO NRL LIST DOWN ALTERNATIVES TO NITRILE GLOVES DENTAL SETTINGS 2-3 PAGE REPORT Respiratory Protective Equipment Respiratory protective equipment Required against organisms that are transmitted via droplets or airborne route Particles created during aerosol generating procedures 2 types of masks Respirator Surgical masks Respiratory protective equipment Neither of theses masks protect against gasses Masks alone do not protect a HCW Immunization Adequate surgery ventilation Safe working practices Surgical masks Fluid repellant masks that act as a barrier for the nose, upper respiratory tract Works against sprays, splatter and droplets They do not have ltering e ciencies compared to respiratory masks fi ffi Respirator masks Used during the care of patients with respiratory infections transmitted via airborne particles In uenza virus Severe acute respiratory syndrome (SARS) Mycobacterium tuberculosis fl Respirator masks An FFP3 respirator mask is recommended Respirator masks Compatible eye protection should always be worn Respirator masks o er a higher degree of personal respiratory protection compared to standard surgical mask Designed to lter particles smaller than 5um These particles are inhaled into the deepest part of the lungs, the alveoli fi ff Respiratory hygiene Cough etiquette protocols are necessary in practice waiting areas Some are undiagnosed Patients should be seated more than 3 feet apart Proximity of less than 3 feet from an infected person has been associate with increased droplet transmission of bacteria Neisseria meningitidis (group A streptococcus)

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