Meta AnalysisID 1851

传统失蜡铸造、CAD-CAM切削和直接金属激光烧结技术制作钴铬合金内冠的边缘及内部密合度评估:一项系统评价

CRD42020215002

Does the DMLS fabricated cobalt chromium alloy copings provide better marginal and internal fit than those fabricated with conventional lost wax casting method ?

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Meta Analysis Id
1851
Evidence Id
10409
Core Evidence Id
10409
Source Meta Analysis Id
1792
Herb2 Meta Analysis Id
HBMA001792
Crd Id
CRD42020215002
Title
Evaluation of the marginal and internal fit of cobalt chromium alloy copings fabricated with conventional lost wax casting, CAD-CAM milling and direct metal laser sintering techniques : a systematic review
Review Question
Does the DMLS fabricated cobalt chromium alloy copings provide better marginal and internal fit than those fabricated with conventional lost wax casting method ?
Study Type Included
INCLUSION CRITERIA 1. Peer reviewed scientific journals from 2000 to 2021 2. Full articles in English language 3. In vitro studies 4. Studies which compared Lost wax technique versus CAD-DAM versus DMLS 5. Single unit or Multi-unit fixed dental Prosthesis EXCLUSION CRITERIA The exclusion criteria included the following: 1. Articles with incomplete data were excluded 2. Case reports, case series, cross-sectional studies, Randomized control trials or animal studies, Reviews & Abstracts 3. Articles in any other language except English. 4. Implant supported prosthesis 5. Studies including techniques other than mentioned in the research question
Condition Being Studied
Tooth defect is a common clinical disease in stomatology. As direct metal laser sintering additive technology is becoming an important method for the fabrication of dental restorations, many studies have focused on comparing this technique with the conventional lost wax casting. This review will evaluate the marginal and internal fit of cobalt-chromium copings fabricated by conventional lost wax casting and DMLS technology.
Participant
INCLUSION CRITERIA 1. Peer reviewed scientific journals from 2000 to 2021 2. Full articles in English language 3. In vitro studies 4. Studies which compared Lost wax technique versus CAD-DAM versus DMLS 5. Single unit or Multi-unit fixed dental Prosthesis EXCLUSION CRITERIA 1. Articles with incomplete data were excluded 2. Case reports, case series, cross-sectional studies, Randomized control trials or animal studies, Reviews & Abstracts 3. Articles in any other language except English. 4. Implant supported prosthesis 5. Studies including techniques other than mentioned in the research question
Animal
Human Disease Modelled
Intervention
- Cobalt-chromium copings fabricated with conventional lost wax technique
Comparator Control
- Cobalt-chromium copings fabricated with Computer‑aided design and Computer‑aided manufacturing (CAD-CAM) and Direct metal laser sintering (DMLS)
Main Outcome
- Evaluation of marginal fit of copings Measures of effect Values of the marginal gap in micrometers was evaluated by silicone replica technique, using digital microscope, or other methods.
Outcome Measure
Additional Outcome
- Evaluation of internal fit of copings Measures of effect - Values of the internal gap in micrometers was evaluated by silicone replica technique, using digital microscope, or other methods.
Study Method
Systematic review
Keyword
Adaptation, Psychological; Chromium Alloys; Computer-Aided Design; Humans; Lasers; Metal Ceramic Alloys
Contact
Dr Varsha Patil [email protected]
Organisational Affiliation
Government dental college and hospital AURANGABAD MAHARASHTRA INDIA
Funding Source
Other Selection Criteria
Final Publication
Same Topic Review
Published Protocol
Review Type
Language
English
Country
India
Review Stage
Review Completed not published
First Submission Date
2020-10-18
Registration Date
2020-11-18
Anticipated Start Date
2020-10-19
Anticipated Completion Date
2021-05-19
Title Cn
传统失蜡铸造、CAD-CAM切削和直接金属激光烧结技术制作钴铬合金内冠的边缘及内部密合度评估:一项系统评价
Title En
Evaluation of the marginal and internal fit of cobalt chromium alloy copings fabricated with conventional lost wax casting, CAD-CAM milling and direct metal laser sintering techniques : a systematic review
Bilingual Status
complete