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LASER APPLICATIONAND SAFETY
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TERMINAL OBJECTIVESTATE THE STANDARD SAFETY
MEASURES FOR PATIENT AND STAFF SAFETY IAW THE MANUFACTURER’S MANUAL
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MAIN TEACHING POINTS
BASIC PRINCIPLECHARACTERISTICSTYPESSURGICAL PROCEDURESSAFETY
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BASIC PRINCIPLES
BEGAN IN 1917 WITH EINSTEIN’S THEORY OF “STANDARD EMISSION”
TOWNES DEVELOPED PRINCIPLES OF LASER
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LIGHTAMPLIFICATION BY THESTIMULATEDEMISSION OFRADIATION
L. A. S. E. R.
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LASERLIGHT, CONCENTRATED AND
FOCUSED, STIMULATES ATOMS TO EMIT RADIANT ENERGY WHEN ACTIVATED.
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CHARACTERISTICS
LIGHTELECTROMAGNETIC ENERGY- RANGES FROM VISIBLE TO INVISIBLE
AND TRAVELS IN WAVES- CHARACTERIZED BY WHERE IT FALLS
ON ELECTROMAGNETIC SPECTRUM (VISIBLE LIGHT ONLY SMALL PART)
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CHARACTERISTICS
PULSED- EMIT IN BRIEF, REPEATED EMMISSIONS THAT HAVE A DURATION OF SMALL FRACTION OF SECOND
CONTINUOUS-PRODUCES CONTINUOUS LIGHT BEAM
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CHARACTERISTICS OF LASER
FOUR PROPERTIES–WAVELENGTH - THE DISTANCE
TRAVELED ALONG THE ELECTROMAGNETIC SPECTRUM
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CHARACTERISTICS OF LASER
FOUR PROPERTIES– AMPLITUDE - HEIGHT OF WAVE FROM
PEAK TO BOTTOM
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CHARACTERISTICS OF LASER
FOUR PROPERTIESVELOCITY - RATE OF SPEEDWAVE TRAVELS
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CHARACTERISTICS OF LASER
FOUR PROPERTIESFREQUENCY - THE NUMBEROF WAVES PER SECOND(CYCLES PER SECOND)
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TYPES OF LASERS
CARBON DIOXIDE (GAS)ARGON (GAS)ND YAG (SOLID)DYE
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PROCEDURE/SERVICE USE OF LASERS
OPTHAMOLOGY– ARGON (DETACHED RETINAS, NARROW
ANGLE GLAUCOMA)GYNECOLOGY
– CO2 (EROSION OF CERVIX, BLEEDING, ADHESIONS, IMPLANTS)
ND: YAG AND ARGON
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PROCEDURE/SERVICE USE OF LASERS
OTORHINOLARYNGOLOGY– C02 (LESIONS), ND: YAG (TUMORS),
ARGON (EPISTAXIS)PLASTIC/RECONSTRUCTIVE
ARGON (PORTWINE HEMANGIOMAS,TATTOOS, BIRTHMARKS)ND: YAG, CO2 (KELOIDS)
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PROCEDURE/SERVICE USE OF LASERS
GASTROINTESTINAL- ND YAG (GI BLEEDING, POLYPS)
UROLOGY- CO2 (VENEREAL LESIONS)
CARDIOVASCULAR (OBSTRUCTIONS)NEUROSURGERY
- CO2(TUMORS, EXCISING TISSUE, EXCISING BONE)
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STANDARDS & REGULATIONSSET BY:OSHAAORNANSISTATE AND LOCAL POLICY
- CREDENTIALING- EDUCATION PROGRAMS- QUALITY IMPROVEMENT- DOCUMENTATION
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PATIENT SAFETY
EYES AND EYELIDS MUST BE PROTECTED
WEAR GOGGLES (AWAKE)EYES TAPED SHUT (ANESTHESIA)MOISTENED EYEPADS (HEAD & NECK)PROTECTIVE SHIELDS (OPTHALMIC)
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PATIENT SAFETY ANTISEPTIC SHOULD BE NON
FLAMMABLEAQUEOUS SOLUTIONS (SAFEST)SKIN SHOULD BE DRYALCOHOL AND TINCTURES ARE
VOLATILE WHEN WET.
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PATIENT SAFETY
AREA AROUND INCISION MUST BE PROTECTED FROM THERMAL INJURY
DRAPES (FIRE RESISTANT) - METALLIC FOLD- POLYPROPYLENE - LASER RETARDENT
NO WOVEN TEXTILE TOWELS
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PATIENT SAFETY
LASER HANDPIECEMOISTENED SPONGES, TOWELS, OR
COMPRESSED PATTIES- USED EXCEPT WITH ND:YAGRECTUM MUST BE PACKED TO
PREVENT METHANE GAS FROM ESCAPING
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PATIENT SAFETYANESTHETIC AGENTS MUST BE
NONCOMBUSTIBLE.TEETH SHOULD BE COVEREDHIGH-FILTRATION MASK INSTRUCTIONS SHOULD INCLUDE
CARE OF HEALING THERMAL SKIN WOUND.
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PERSONAL SAFETY
EXPOSURE CAN BE HAZARDOUS TO PERSONNEL
AVOID EYE AND SKIN EXPOSURE
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PERSONAL SAFETYEYE PROTECTION- MUST BE WORN AT ALL TIMES- GOGGLES SHOULD FIT OVER
GLASSES- SCRATCHES NEGATE PROTECTION- LENS COVERS
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PERSONAL SAFETY
SKIN PROTECTION- SKIN SENSITIVITIES- SKIN CAN BE BURNED- NO JEWELRY- WEAR FIRE RESITANT GOWN
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PERSONAL SAFETYLASER PLUME- TOXIC SUBSTANCES CAN BECOME AIRBORNE- USE MECHANICAL SMOKE EVACUATOR OR
SUCTION- RUN DURING ACTIVATION AND FOR 20-30 SECONDS AFTER- TIP IS PLACED 2 INCHES FROM SITE
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ENVIRONMENTAL SAFETYWARNING SIGNS (OUTSIDE DOOR)WALLS (NONREFLECTIVE)WARNING LABELS
- AFFIXED BY MANUFACTURERPREOPERATIVE CHECKS
- PREOP CHECKLIST IS HELPFUL
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ENVIRONMENTAL SAFETY
KEPT IN STANDBY POSITION- TURNED OFF AND LOCKED WHEN UNATTENDED- ONLY AUTHORIZED PERSONNEL HAVE ACCESS TO KEY
FOOTSWITCH SHOULD BE OPERATED BY SURGEON
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ENVIRONMENTAL SAFETY
NONREFLECTIVE INSTRUMENTS- DULL BLUE TITANIUM ALLOY OR EBONIZED OR ADONIZED STAINLESS STEEL- DEFOCUS AND DISPERSE THE LASER BEAM
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ENVIRONMENTAL SAFETYFIRE HAZARD
- ADHERE TO PRECAUTIONS AND SAFEGUARDS- BASIN OF STERILE WATER OR NORMAL SALINE - FIRE EXTINGUISHER- LOW OXYGEN CONCENTRATION- NO LIQUIDS ON MACHINE
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ENVIRONMENTAL SAFETYELECTRICAL CODES AND STANDARDS
MUST BE ENFORCED INSTRUCTIONS FOR OPERATION, CARE,
HANDLING, AND STERILIZATION OF LASER MUST BE FOLLOWED
ESSENTIAL TO PATIENT, PERSONNEL, AND ENVIRONMENTAL SAFETY
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REVIEW
BASIC PRINCIPLECHARACTERISTICSTYPESSURGICAL PROCEDURESSAFETY
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LASER APPLICATIONAND SAFETY
Take a break