CDYE Flashcards
(119 cards)
When positioning always check
Me, my patient, my light
Eye level for dental assistant
4-6 inches above operators head
Supine position
Patient head same level as their knees
Distance between patients face and operator
12-14 inches
Light position maxillary
On an angle towards maxilla 45 degrees
Light position mandibular
Directly above mandible 90 degrees
Which body motions are not ideal
Class IV and V
Body motions class I
Movement of fingers only
Motions class II
Fingers and wrist motion only
Motions class III
Fingers wrist and elbow (reaching for hand piece)
Motion class IV
The entire arm and shoulder
Motion class V
Entire upper torso
Patients head is towards which clock position
12 o’clock
Operators zone
Where person completing procedure is seated: right handed 7-12 left 12-5
Transfer zone
Where instruments and materials are exchanged over patients chest: right handed 4-7 left 5-8
Assistants zone
Right handed 2-4 left handed 8-10
Static zone
Directly behind patient. Countertop space, or portable equipment: right hand 12-2 left 10-12
Two handed transfer
Bulky instruments, rubber dam forceps, surgical instruments, hinged. (Mouth mirror right hand, explorer left hand)
Single handed exchange
Two last finger on left hand to retrieve instruments. Hand instruments, A/W syringe and hand pieces
If fogging occurs on the mouth mirror
Rub the reflecting surface against the patients buccal mucosa, blow a gentle stream of air across it or wipe it with a sterile gauze
Intra oral fulcrum
Tip of ring finger rests on a stable structure, is unbent, supporting the weight of the hand and instrument inside patients mouth
Extra oral fulcrum
Tip or side of finger rests against structure finger may be bent or straight outside the patients mouth
Saliva ejector
Fluoride treatment, sealants, under dental dam, cementation of crown or bridge, during orthodontic bonding
HVE
Keeps mouth free of saliva, blood, water and debris, retracts tongue and cheek away from the field of operation, reduces aerosol cause by high speed