Education

• 2002.08

  Doctor of Dentistry : Yonsei University

• 1998.08

  Master of Dentistry : Yonsei University

• 1990.02

  Bachelor of Dentistry : Yonsei University

Career

• 2010.09 ~ present

  Professor in Dentistry, Inha University Hospital

• 2005.09 ~ 2010.08

  Associate Professor in Dentistry, Inha University Hospital

• 2004.08 ~ 2005.07

  Visiting professor of The University of Tennessee Health Science Center (UTHSC)

• 2001.04 ~ 2005.08

  Assistant Professor in Dentistry, Inha University Hospital

• 1991.03 ~ 1993.02

  Resident, Severance Hospital

• 1990.03 ~ 1991.02

  Intern, Severance Hospital

Professional Activities

• -

  Vice Chairman of the Korea Unified Dental Association

• -

  Chairman of the Inchon Branch of the Korean Oral and Facial Implant Association

• -

  Director of the Korean Dental Association and Director of the Education Guidance

• -

  Director of the Incheon branch of the Korea chin Association

• -

  Expert Committee of the Food and Drug Administration

Honors

• -

  PREPARATION METHOD OF CALCIUM PHOSPHATE BASED CERAMIC POWDER AND COMPACT THEREOF

• -

  Manufacture methods of high sinteringTricalcium-phosphate powders and tooth-s

• -

  Implant with microgroves and its manufacturing methods

Research & Publications

• 2017

  Clinical study on the comparison of gold and zirconia wear in an implant-supported fixed prosthesis

• 2009

  SH Kim, EJ Lee, NS Oh, MH Lee, SJ Lee : Comparison of Bone Formation between Hydroxyapatite and β-Tricalcium Phosphate Scaffolds Fabricated from Egg Shell. Korean Tissue Engineering and Regenerative Medicine 2009;320-326

• 2007

  Jee-Hwan Kim1†, Seung-Won Yang2†, NamSik Oh3* Clinical study on the comparison of gold and zirconia wear in an implant-supported fixed prosthesis. J Dent Rehabil Appl Sci 2017;33(4):252-9

• 0001

  Appleford MR, Oh S, Oh NS, Ong JL : In vivo study on hydroxyapatite scaffolds with trabecular architecture for bone repair. J Biomed Mater Res A 2009;89(4):1019-1027.

• 0001

  Lee SJ, Yoon YS, Lee MH, Oh NS : Nanosized hydroxyapatite powder synthesized from eggshell and phosphoric acid. J Nanosci Nanotechnol 2007;7(11):4061-4064

• 0001

  Chen W, Oh S, Ong AP, Oh NS, LiuY, Courtney HS, Appleford M, One JL : Antibacterial and osteogenic properties of silver-containing hydroxyapatite coatings prodeced using a sol gel process. J Biomed Mater Res A 2007;82(4):899-906

• 0001

  Lee SW, Lee MH, Oh NS, Park JA, Lee sungbok R, Ahn SJ: Correlation of surface hydrophilicity and alkaline phosphatase activity on microgrooved titanium substrata. J Oral Implantol.

• 0001

  Lee MH, Oh NS, Lee SW, Lee sungbok R, Kim SE, Yun YP, Kang JH: Factors influencing osteoblast maturation on microgrooved titanium substrata. Biomaterials;31(14):3804-3815

• 0001

  Analysis of longevity and success rate of fixed, removable, and implant prostheses treated in Korea

• 0001

  Full mouth rehabilitation of mandibular edentulous patient using implant hybrid prosthesis

• 0001

  Clinical evaluations of cast gold alloy, machinable zirconia, and semiprecious alloy crowns: A multicenter study THE JOURNAL OF PROSTHETIC DENTISTRY

• 0001

  Korea Academy of Prosthodontics criteria for longevity studies of dental prostheses

• 0001

  The use of surgical guide stent for implant placement

• 0001

  An in vivo comparison of working length determination by only root-ZX apex locator versus combining root-ZX apex locator with radiographs using a new impression technique

• 0001

  Influence of etched microgrooves of uniform dimension on in vitro responses of human gingival fibroblasts

• 0001

  Properties and cyclic fatigue of glass infiltrated tape cast alumina cores produced using a water-based solvent

• 0001

  Surface  microgrooves and acid etching on titanium substrata alter various cell  behaviors of cultured human gingival fibroblasts

• 0001

  Joon-Ho Yoon1, Young-Bum Park2, Nam-Sik Oh3*: Analysis of longevity and success rate of fixed, removable, and implant prostheses treated in Korea 대한치과보철학회지 56(2) 96-104

• 0001

  Hyun-Suk Kim, So-Hyun Kim, Namsik Oh*: Full mouth rehabilitation of mandibular edentulous patient using implant hybrid prosthesis. 대한치과보철학회지 56(1) 25-30

• 0001

  Ji-Man Park, DDS, PhD,a Yong-Shin Hong, DDS,b Eun-Jin Park, DDS, PhD,c Seong-Joo Heo, DDS, PhD,d and Namsik Oh, DDS, PhDe. Clinical evaluations of cast gold alloy, machinable zirconia, and semiprecious alloy crowns: A multicenter study THE JOURNAL OF PROSTHETIC DENTISTRY 115(6) 684-691

• 0001

  Joon-Ho Yoon1, Young-Bum Park2, Seung-Hwan Youn3, Nam-Sik Oh4* Korea Academy of Prosthodontics criteria for longevity studies of dental prostheses. The Journal of Korean Academy of Prosthodontics 54(4)341-352

• 0001

  Ji-Yeon Lee, Ji-Young Yoon, Namsik Oh* The use of surgical guide stent for implant placement. The Journal of Korean Academy of Prosthodontics 52(4) 366-375

• 0001

  Kim ES, Michael Marmo,Lee CY, Oh NS, Kim IK : An in vivo comparison of working length determination by only root-ZX apex locator versus combining root-ZX apex locator with radiographs using a new impression technique. ORAL SURGERY, ORAL MEDICINE, ORAL PATHOLOGY, ORAL RADIOLOGY, AND ENDODONTICS 105(4):e79-e83

• 0001

  Lee SW, Kim SY, Lee MH, Lee KW, Lee SB, Oh NS : Influence of etched microgrooves of uniform dimension on in vitro responses of human gingival fibroblasts. Clinical oral implants research 20(5):458-66

• 0001

  Oh NS, Kim DJ, JL Ong, Lee HY, Lee KW : Properties and cyclic fatigue of glass infiltrated tape cast alumina cores produced using a water-based solvent. Dental Materials 23(4):442-9

• 0001

  Kim SY, Oh NS, Lee MH, Kim SE, Lee SB, Lee SW : Surface microgrooves and acid etching on titanium substrata alter various cell behaviors of cultured human gingival fibroblasts. Clinical oral implants research 20(3):262-72

• 0001

  Jeong SI, Oh NS,Lee MH, Lee EJ, Cho JH, Ji SW : Comparative study of surface roughness between several finishing and polishing procedures on ormocer-based composite resin and nanohybrid composite resin. The Korean Academy of Prosthodontics 46(2);105-115T

• 0001

  Lee SJ, Yoon YS, Lee MH, Oh NS : Nanosized hydroxyapatite powder synthesized from eggshell and phosphoric acid. ournal of nanoscience and nanotechnology 7(11);4061-4064

• 0001

  Lee SJ, Ko SI, Lee MH, Oh NS : Fabrication of Nano-Sized β -TCP Powder by an Organic-Inorganic Solution Route. Journal of ceramic processing research 8(4);281-28