Sri Redjeki Indiani, Sri Redjeki
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Lung Function Disturbance Based on Student Characteristic in Surabaya Dental Laboratory Inayati, Eny; Harwasih, Sonya; Indiani, Sri Redjeki
Jurnal Vokasi Indonesia Vol. 5, No. 2
Publisher : UI Scholars Hub

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Abstract

The dental technician program of Airlangga University teaches and trains aspiring dental technicians. During three years of study, students manufacture dental prostheses such as cobalt chromium coping and acrylic dentures and perform other procedures, such as crown and bridge restoration. However, the use of dental prostheses material might cause respiratory diseases, skin problems, and neurotoxicity. Few respiratory diseases have been reported related to the occupation of dental technician, and epidemiology studies have shown high prevalence of pneumoconiosis linked with exposure duration. Lung function disturbance severity in dental laboratories is affected by some factors, such as the characteristics of workers in such a setting. This study aims to investigate the lung function representation of students of the dental technician program of Airlangga University in relation to student characteristics in the dental laboratory. This study is an observational decriptive study. Data are obtained by using a questionnaire and a literature review, and lung physiological examination is conducted using spirometry. Examination data results are presented in the form of a ratio scale and analyzed by using descriptive statistics. Conclusion: No significant difference in lung function was observed between smokers and non-smokers and between mask-wearers and non-mask-wearers.
COPING MANUFACTURED TECHNIQUE OF SPINELL SLIP CAST ALL CERAMIC BY CONVENTIONAL METHODS AND CAD/CAM Hidayatin, Insani; Indiani, Sri Redjeki; Ratwita, Rr. Dwiyanti Feriana
Journal of Vocational Health Studies Vol. 3 No. 1 (2019): July 2019 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (136.891 KB) | DOI: 10.20473/jvhs.V3.I1.2019.32-36

Abstract

Background: Ceramic restorations is divided into two kindsnamelyPorcelain Fused to Metal (PFM) and all-ceramic restorations. In ceram spinell is one of the materials needed for manufacturing anterior coping of all ceramic which has better aesthetic than in other in ceram. Methods which have been done are Conventional Slip Cast by application of spinell paste on refractory die manually and CAD/CAM computer-based technique. The difference of mentioned previously methods is few step-in slips cast methods can be performed only by one step CAD/CAM methods. Purpose: To discover the differences between Conventional Slip Cast methods and CAD/ CAM methods. Review: Application of CAD/CAM methods has few advantages compared to conventional methods. Since few step-in conventional methods can be performed only one step in CAD/CAM methods. Conclusion: In order to shorten the time in manufacturing spinell all-ceramic, the dental technician may use CAD/CAM methods. Few advantages of CAD/CAM methods compare to slip cast methods are not necessary to do die to block out, die duplication, wetting agent spraying, vitasonic and ultrasonic usage, giving border by ink pen for determining application border, preparing spinell paste for coping application. Those steps all can be performed only by scanning, design, and milling by CAD/CAM methods. Besides that, coping result produced by CAD/ CAM methods has good accuracy due to spinell block utilization which has better homogenous composition.
PREVENTION AND CONTROL OF CROSS INFECTION AT DENTAL LABORATORIES IN EAST JAVA PROVINCE OF INDONESIA Inayati, Eny; Indiani, Sri Redjeki; Gofur, Nanda Rachmad Putra
Journal of Vocational Health Studies Vol. 4 No. 3 (2021): March 2021 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V4.I3.2021.125-130

Abstract

Background: infectious disease is one major important health issue. Dental technician is an occupation which has a risk to get infectious disease transmitted from saliva, blood or contaminated tools if universal precaution utensils did not use properly. Infection can be transferred through dental impression from surface contact, handpiece, burs, pumice, aerosol etc. Purpose: This study aim to find out desinfection implementation in dental laboratories located in East Java as a preventive and controlling action towards cross infection. Method: Data were obtained through questionnaire, the questionnaires were designed to get the information related to infection control from dental laboratories in East Java. The survey was conducted in 36 dental laboratories listed by Association of Dental Technician in East Java. Result: As much as 90% dental laboratories did not performed desinfection procedure to the dental impression received from dentist and never follow any desinfection training. AS much as 95% Dental laboratories believe universal precaution utensils can be infected but only 50% utilize universal precaution utensils. Eventhough if such infection occurs, the owner will be fully responsible. Conclusion: Prevention and management towards cross infection control in dental laboratories located in East Java still very low. Development and supervision towards dental laboratories operational by Indonesian government  and professional association need to be improved. Education regarding infection control need to be performed through trainings and inserted infection control matters in dental technician study programme curriculum in Indonesia. 
PROCESSING REMOVABLE ORTHODONTIC APPLIANCE FOR SINGLE TOOTH ANTERIOR CROSSBITE USING EXPANSION SCREW Rusdiana, Elly; Goenharto, Sianiwati; Nirmala Ratna Harda, Sasadhara; Wahjuni, Sri; Indiani, Sri Redjeki
Journal of Vocational Health Studies Vol. 6 No. 3 (2023): March 2023 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V6.I3.2023.180-184

Abstract

Background: Anterior crossbite is a case that when upper anterior are positioned palatally than lower anterior teeth in centric occlusion. Orthodontic appliances using expansion screw could be solution for tooth anterior crossbite treatment. Purpose: To figure out the optimal fabrication process of orthodontic appliances in single tooth anterior crossbite case using expansion screw. Case analysis: Dental laboratory provided the maxillary dental appliance with single tooth anterior crossbite on teeth 21. Dental technician also received orthodontic appliance using expansion screw. Result: Orthodontic appliance design was Adams claps on teeth 16, 26, labial bow on teeth 13, 12, 11, 21, 22, 23. Additional posterior bite plane, also expansion screw was located on maxillary left first incisor, palatal section. Conclusion: Design and making orthodontic appliances using expansion screw begins with drawing design, positioning Adams clasps and labial bow sectional screw mini mounting, then acrylic packing. Final step was finishing polishing acrylic plate.