Examination
Operator's Manual 27
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To avoid damaging the transducer, use a bite-guard during all TEE examinations.
Biting the endoscope may cause severe, permanent damage to the transducer,
rendering it unusable in the future, and unsafe in the present by creating
electrical and mechanical failure mechanisms.
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The Bite-guard is for single use only, do not re-use the Bite-guard. Otherwise it
may become a source of infection .
4.2.4 Ordering Supplies
Youcanordertransducersheath,bite-guardandnecessaryaccessoriesfromthefollowing
manufacturer.
Toorderatransducersheath,youmaycontact:
CIVCOMedicalInstrumentsCo.
102FirstStreetSouth,Kalona,IA52247-9589USA
E-mail:info@civco.com
http://www.civco.com
Call1-800-445-6741withintheUnitedStatesor1-319-656-4447outsideoftheUnited
States.Tofaxorderscall:1-319-656-4451
Fordetails,pleasecontactyourlocalMindrayrepresentativeforassistance.
4.3 Examination
Theoperatorshouldadoptproperultrasonicscanningproceduresandmethodsaccording
todifferenttargetorgans.
NOTE:
ItisrequiredtopracticeALARAwhenoperatingultrasonicdiagnosticsystem.
4.3.1 Cautions
TheactualtechniquesforintroductionoftheTEEtransducerintothepatientarebeyondthe
scopeoftheuserguide.Therearenumerousmedicaltextsandarticleswhichthoroughly
addressthistopic.
Observethefollowingprecautionarymeasureswhenconductinganexam.
• Maintenanceofanunobstructedairwayisaprimeconsiderationforallpatients.
• Prolongedpressureontheesophagusbythetipofthetransducermayleadtoa
pressurenecrosiscondition.Thus,inoperatingroommonitoringapplications,thetip
shouldberemovedfromtheesophaguswallwhennotscanning,byreleasingitinthe
neutralposition.Ifcontinuousmonitoringisrequired,thetransducertipshouldbere-
positionedoften.
• Longtermexposuretoultrasoundshouldbeminimized.Althoughtherehavenever
beenanybioeffectsdemonstratedattheacousticoutputlevelsoftheTEEtransducer,
itisprudenttominimizepatientexposuretoultrasoundaccordingtotheprincipleof
ALARA(AsLowAsReasonablyAchievable).Pleaseseetheultrasoundsystemuser
manual.