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Journal : Journal of Dentomaxillofacial Science

Musculoskeletal disorders among dentists and dental students in West Sumatera, Indonesia Abu Bakar; Rifani Rifani; Valendriyani Ningrum; Shih C. Lee
Journal of Dentomaxillofacial Science Vol. 4 No. 2 (2019): (Available online: 1 August 2019)
Publisher : DiscoverSys Inc.

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (263.4 KB) | DOI: 10.15562/jdmfs.v4i2.921

Abstract

Objectives: The purpose of this study is to describe the prevalence of musculoskeletal disorders (MSDs) in dentist and dental students in West Sumatera.Materials and Methods: The study design was cross-sectional with 261 samples by using total sampling technique. The instrument was Nordic Body Map (NBM) questionnaire and Cornell Musculoskeletal Discomfort Questionnaires (CMDQ).Results: Some anatomical body parts were indicated to have a high prevalence in experiencing musculoskeletal disorders. They were waist (55%), right shoulder (49%), upper neck (48%), right wrist (45%), and lower neck (42%), respectively. The quality of the pain was varied.Conclusion: The high prevalence of MSDs may cause by static postures and the big force needed by certain body parts during the dental treatment. 
Antibacterial activities of moringa olifiera freeze dried extract on staphylococcus aureus Wulan Angestia; Valendriyani Ningrum; Tai L. Lee; Shih-Chieh Lee; Abu Bakar
Journal of Dentomaxillofacial Science Vol. 5 No. 3 (2020): (Available online: 1 December 2020)
Publisher : DiscoverSys Inc.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15562/jdmfs.v5i2.1043

Abstract

Objective: The aim of this study is to determine the antibacterial activities of M. oleifera freeze dried extract on Staphylococcus aureus. Material and Methods: The antibacterial activities using two methods, microdilution method and agar diffusion method. The minimum inhibitory concentration is determined. The measurement of absorbance in microdilution method using a spectrophotometer at length wave 590 nm. The inhibition zone is measured using scalimeter. Results: The results showed both microdilution method and agar diffusion method present the inhibition activity of M. oleifera freeze dried extract on staphylococcus aureus. Conclusion: The finding confirmed M. oleifera freeze dried extract as the promising antibacterial natural agent, particularly on inhibiting S. aureus strain.