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The influence of drill length and irrigation system on heat production during osteotomy preparation for dental implants: an ex vivo study
Objective This study aimed to measure the influence of drill length and irrigation system on heat production during osteotomy preparation for dental implants using bovine bone rib as experimental model. Materials and methods Three groups were created: Group 1: drilling with three consecutive burs wi...
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Published in: | Clinical oral implants research 2018-07, Vol.29 (7), p.772-778 |
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Main Authors: | , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Objective
This study aimed to measure the influence of drill length and irrigation system on heat production during osteotomy preparation for dental implants using bovine bone rib as experimental model.
Materials and methods
Three groups were created: Group 1: drilling with three consecutive burs with double irrigation (internal and external) for a 4.0 mm conical implant; and Group 2 and Group 3: drilling with three consecutive burs with external irrigation for a 4.1 mm cylindrical implant and for a 4.3 mm conical implant, respectively. Four lengths were tested: 10, 12, 14 and 16 mm; in site prepared on bovine ribs using a surgical unit linked to a testing device, to standardize and simulate implant drilling procedures. Bone temperature variations were recorded using three thermocouples in different positions as of the crestal bone: 2 mm, position (p1); 7 mm, position 2 (p2); and 12 mm, position 3 (p3).
Results
The highest temperature changes were invariably recorded during the process of withdrawal. Significantly lower temperature changes (P |
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ISSN: | 0905-7161 1600-0501 |
DOI: | 10.1111/clr.12827 |