Yazar "Sayın Özel, Gülsüm" için listeleme
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Alternative prosthodontic rehabilitation of traumatic patients with tooth, bone and soft tissue loss: Two clinical reports
Sayın Özel, Gülsüm; İnan, Özgür; Dolanmaz, Doğan (2018)Acquired defects typically result from traumatic injuries such as falls, motor vehicle accidents, gunshot injuries or radiation injuries. Those maxillofacial defects resulting from motor vehicle accidents in particular ... -
Atomic force microscopy investigation of lithium disilicate glass ceramic after various surface treatments
Kara, Haluk Barış; Kara, Özlem; Sayın Özel, Gülsüm; Çakan, Umut; Öztürk, Atiye Nilgün (Maney Publishing, 2014)The aim of this study is to evaluate the influence of various surface treatments on the surface roughness of a lithium disilicate glass ceramic. A total of 25 discs of lithium disilicate glass ceramic were prepared. Specimens ... -
Effect of combined surface treatments on surface roughness and resin bond strength to Y-TZP ceramic and nickel-chromium metal alloy
Sayın Özel, Gülsüm; Okutan, Yener; Oğuz Ahmet, Bebek Serra; Özdere, Eda (Mary Ann Liebert Inc., 2019)Objective: This study compared the effects of different surface treatments on the surface roughness (Ra), and shear bond strength (SBS) of resin cement to yttria-stabilized tetragonal zirconia (Y-TZP) ceramic and nickel-chromium ... -
Effect of gallic acid addition on some mechanical properties of self-adhesive resin cements
Oğuz Ahmet, Bebek Serra; Sayın Özel, Gülsüm; Mutluay, Mustafa Murat; Tezvergil-Mutluay, Arzu (NLM (Medline), 2019)Self-adhesive resin cements (RCs) activate matrix metalloproteinase (MMP) and cathepsin-related collagen degradation, and gallic acid (GA) inhibits the activity of both MMPs and cysteine cathepsins. The purpose of this ... -
Effect of mucosa thicknesses on stress distribution of implant-supported overdentures under unilateral loading: Photoelastic analysis
Özyılmaz, Özgün Yusuf; Aykent, Filiz; Sayın Özel, Gülsüm (SAGE Publications, 2019)Introduction: The aim of this study was to evaluate the effect of different heights of attachment and mucosa thicknesses on the stress distribution of two implant-retained mandibular overdenture designs under loading using ... -
Effect of simulated gastric acid on aesthetical restorative CAD-CAM materials' microhardness and flexural strength
Gülakar, Tuba Lina; Cömert, G. N.; Karaman, Enes; Çakan, Umut; Sayın Özel, Gülsüm; Ahmet, S. O. (Wolters Kluwer Medknow Publications, 2023)Background: Gastric acid, which is among erosive substances, gradually rises to the mouth in individuals with reflux and bulimia nervosa disorders, and this causes various effects on dental restorations. Aim: The objective ... -
Effect of surface treatment and luting agent type on shear bond strength of titanium to ceramic materials
Karaokutan, Işıl; Sayın Özel, Gülsüm (Korean Academy of Prosthodontic, 2022)PURPOSE. This study aimed to compare the efect of diferent surface treatments and luting agent types on the shear bond strength of two ceramics to commercially pure titanium (Cp Ti). MATERIALS AND METHODS. A total of 160 ... -
Effect of thermocycle and bonding agents on the bond strength of titanium-resin cements
Sayın Özel, Gülsüm; Akın, Ceyda; Oğuz Ahmet, Bebek Serra (Bezmiâlem Vakıf University, 2021)Objective: This research aimed to evaluate the effect of different resin cement (RC) types, compare the effect of surface treatments and bonding applications and evaluate the effect of thermal cycling on bond strengths to ... -
Effects of glazing procedures on the color stability of conventional and CAD/CAM hybrid ceramics: A comparative study
Özyılmaz, Özgün Yusuf; Sayın Özel, Gülsüm; Oğuz Ahmet, Bebek Serra (Galenos Yayıncılık, 2019)Objective: Ceramic glazing and polishing are important for patient satisfaction and long-term clinical success. Till date, no study has compared color changes after glazing procedures between conventional and more recently ... -
Evaluating the facial esthetic outcomes of digital smile designs generated by artificial intelligence and dental professionals
Ceylan, Gülsüm; Sayın Özel, Gülsüm; Memişoğlu, Gözde; Emir, Faruk; Şen, Sevgin (Multidisciplinary Digital Publishing Institute (MDPI), 2023)This study evaluates the preference rates for smile designs created by professionals or by Artificial Intelligence (AI) among dentists, dentistry students, and laypeople. Four cases with symmetrical and asymmetrical features ... -
Evaluation of C. Albicans and S. Mutans adherence on different provisional crown materials
Sayın Özel, Gülsüm; Güneşer, Mehmet Burak; İnan, Özgür; Ünverdi Eldeniz, Ayçe (Korean Academy of Prosthodontics, 2017)PURPOSE. Bacterial adhesion on provisional crown materials retained for a long time can influence the duration for which permanent prosthetic restorations can be healthily worn in the oral cavity. The aim of this study was ... -
Fabrication of a screw-retained hybrid prosthesis following treatment of peri-implant defects: A case report
Uslu Toygar, Hilal; Sayın Özel, Gülsüm; Oğuz Ahmet, Bebek Serra (Istanbul University Press, 2016)The etiology of marginal bone loss around osseointegrated implants is primarily based on the biomechanical and/or microbial factors. If stresses and strains around dental implants under functional loading conditions are ... -
Farklı asitleme işlemlerinin lityum disilikat seramiklerin yüzey pürüzlülüğü ve bağlanma dayanımı üzerine etkisi
Sayın Özel, Gülsüm; Kara, Özlem (Selçuk Üniversitesi, 2020)Amaç: Bu çalışmanın amacı hidroflorik (Hf) asit ve ısıyla uygulanan deneysel sıcak asit ile pürüzlendirilmiş lityum disilikat seramiklerin rezin siman ile mikro gerilim bağlanma dayanımlarını değerlendirmektir. Gereç ve ... -
Inhibition of cathepsin-K and matrix metalloproteinase by photodynamic therapy
Kara, Özlem; Şeşeoğulları Dirihan, Roda; Sayın Özel, Gülsüm; Tezvergil Mutluay, Arzu; Üşümez, Aslıhan (Elsevier Inc., 2021)Objectives: The objective of this study was to determine the effects of antimicrobial photodynamic therapy (aPDT) with indocyanine green (ICG) and toluidine blue (TB) on protease activity (matrix-bound cathepsin K and ... -
Management of restricted mouth opening caused by radiation: A clinical report
Özdere, Eda; Sayın Özel, Gülsüm; Aykent, Filiz (Mosby-Elsevier, 2016)Trismus, a commonly observed sequela in patients who have undergone radiation therapy to treat malignancies of the head and neck, causes a loss of function that reduces patients' overall quality of life. Radiation can cause ... -
Multidisciplinary treatment in non-syndromic cleft lip and palate patients: 2 case reports
Sayın Özel, Gülsüm; İnan, Özgür; Dolanmaz, Doǧan; Karaman, Ali İhya (Cumhuriyet University Faculty of Dentistry, 2018)Objective: It is intended in this case report to explain the multidisciplinary treatment of 2 non-syndromic cleft lip and palate patients with different approaches, the treatment phases of prosthetic rehabilitation and the ... -
Stability of dental implants with sandblasted and acid-etched (SLA) and modified (SLActive) surfaces during the osseointegration period
Sayın Özel, Gülsüm; İnan, Özgür; Seçilmiş Acar, Aslı; Alnıaçık İyidoğan, Gamze; Dolanmaz, Doğan; Yıldırım, Gülsün (Tabriz University of Medical Sciences, 2021)Background. The surface properties of implants are effective factors for increasing the osseointegration and activity of osteoprogenitor cells. This study compared the stability of dental implants with sandblasted and ... -
Stress analysis of implant-supported removable partial denture with anterior fixed prostheses and conventional implant-supported overdentures in the edentulous mandible
Sayın Özel, Gülsüm; Özyılmaz, Özgün Yusuf; İnan, Özgür (SAGE Publications India Private Limited, 2022)Aim: To compare new design implant-supported removable partial dentures retained with anterior fixed prosthesis with a conventional locater and bar attached implant overdenture prostheses retained by two or four implants ...