TAILIEUCHUNG - Ebook Basic guide to dental instruments: Part 2

Part 2 book “Basic guide to dental instruments” has contents: Instruments used in endodontic treatment, elevators, extraction forceps, surgical instruments, measuring devices, impression trays, orthodontic instruments, instruments used in periodontal procedures, instruments used in removable and fixed prosthodontics. | SECTION 10 INSTRUMENTS USED IN E N D O D O N T I C T R E AT M E N T When the pulp suffers irreversible pulpitis, the only way to retain the natural tooth is by complete removal of the pulp. 126 Basic Guide to Dental Instruments INSTRUMENTS USED IN ENDODONTIC TREATMENT (a) (b) Figure Figure Instruments Used in Endodontic Treatment 127 ENDODONTIC INSTRUMENTS FIGURE a, b Name DG16 probe/root canal explorer Function Used to probe and detect canal openings within the pulp chamber FIGURE Name Barbed broaches Functions and precautions • Finger instruments • Disposed of in the sharps’ container • Used to remove the intact pulp • ‘Barbs’ on the broach snag the pulp to facilitate removal • They need to be used cautiously as they can bind and break in the canal Varieties Available in different sizes and widths False friends Endodontic K files, Hedström files (used as an alternative), finger spreaders INSTRUMENTS USED IN ENDODONTIC TREATMENT False friends Root canal spreader, sickle/contra-angled probe INSTRUMENTS USED IN ENDODONTIC TREATMENT 128 Basic Guide to Dental Instruments Figure Figure Instruments Used in Endodontic Treatment 129 FIGURE Function, features and precautions • To enlarge the coronal third of the canal during endodontic treatment • Small flame-shaped cutting instrument used in the conventional handpiece • Different sizes – coded by rings or coloured bands on shank • Are slightly flexible and will follow the canal shape but can perforate the canal if used too deeply • Dispose of in sharps’ container • Should be used only in the straight sections of the canal False friend Peeso reamer drill FIGURE Name Peeso reamer drills Function, features and precautions • To remove gutta percha during post preparation • Small flame-shaped cutting instrument used in the conventional handpiece • Different sizes – coded by rings or coloured bands on shank • Peeso reamers are not flexible or adaptable, if not .

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• Basic guide to dental instruments
• Extraction forceps
• Surgical instruments
• Measuring devices
• Fixed prosthodontics
• Periodontal procedures
• Dental radiography
• Basic instruments
• Local anaesthesia
• Rubber dam placement