Practical community dentistry
Dr .Lamya Alazzawi
Lab:1
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A) Patient position
•1. patients seating :
?The patient should have a direct access to the chair. The Patient should be seated so that all his body are well supported
?The chair height should be low,
?The backrest upright,
?and the armrest adjusted to allow the patient to slide into the chair as thought seated in a lounge chair.
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The most common patient positions are :
1.Upright position. This is the initial position from which chair adjustments are made
2.Reclined 45 degree position (semi –upright). A patient with certain types of cardiovascular or respiratory problems may need to be in a semi upright position during treatment
• 3.Almost supine position ( horizontal) . the patient is flat, with head and feet on the same level.
• 4.Trendelenburg position. The patient is in supine position and tipped back and down 35 degree so that the heart is higher than the head.
This choice depend on :
1.The operator.
2.Type of procedure.
3.Area of the mouth involved in the operation.
2.Occaussal surfaces direction:
• as a rule, when operating in the maxillary arch, the maxillary occlusal surfaces should be oriented approximately perpendicular to the floor.
• When operating in the lower arch, the mandibular occlusal surfaces should be oriented approximately 45 degrees to the floor.
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• 2.Right positions ( 9 o clock position ) for operating on the facial surfaces of the maxillary and mandibular right posterior teeth and the occlusal surfaces of the mandibular right posterior teeth.
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• 4.Direct rear position
Used for operating on the lingual surface of the
mandibular anterior teeth, The operator is located directly behind the patient ,and locks down over the patient head This position has limited application.
Instruments and supplies
1.Plane mouth mirror.
for lower arch we do direct inspection and the mirror is used for retraction of tongue and check, while in the upper arch it used for indirect vision and reflection of light in addition to soft tissue retraction.
2.Sharp sickle-shaped - explorer; used for dental caries diagnosis
3.Twizers.
• 4.Containers when used for instruments and anther for sterilizing instrument
• solution.
• 6.Towels
7.Cotton
8.Mask and gloves.?
• Examination ; the first step towards treating a patient is to a achieve an accurate diagnosis for which comprehensive history taking and thorough clinical examination is essential.
• Symptoms: is the subjective evidence of a disease perceived by the patient.
• Sign: it is the objective evidence of the disease elicited by the clinician.
• Diagnosis. Is the process of identifying a disease by its sign and symptoms and result in various diagnostic procedures for conclusion reached through this process is called diagnosis.
THANK YOU
المادة المعروضة اعلاه هي مدخل الى المحاضرة المرفوعة بواسطة استاذ(ة) المادة . وقد تبدو لك غير متكاملة . حيث يضع استاذ المادة في بعض الاحيان فقط الجزء الاول من المحاضرة من اجل الاطلاع على ما ستقوم بتحميله لاحقا . في نظام التعليم الالكتروني نوفر هذه الخدمة لكي نبقيك على اطلاع حول محتوى الملف الذي ستقوم بتحميله .
الرجوع الى لوحة التحكم
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