Studies
Primary studies
26,293 studies included by 1,022 non-Cochrane dental reviews extracted from full text, one record per study, so a study included by several reviews is counted once. Most are randomized trials; etiology and diagnostic reviews also include observational and accuracy studies. Cochrane reviews and reviews with only their headline outcomes do not list their included studies here yet.
ReviewStudies included by Ageing effects on chemical, physical, mechanical, and morphological properties of clear aligners - a systematic review.. Show all studies
| Study | Year | Reviews | Review outcomes linked | Trial data |
|---|---|---|---|---|
| Effects of intraoral aging on mechanical properties of directly printed aligners vs. thermoformed aligners: an in vivo prospective investigation. Sayahpour et al., 2024 · Sayahpour Babak, Zinelis Spiros, et al. · European journal of orthodontics PMID:37936263 | 2024 | 1 | none stated | not extracted yet |
| Thermoplastic clear dental aligners under cyclic compression loading: A mechanical performance analysis using acoustic emission technique. Barile et al., 2024 · Barile Claudia, Cianci Claudia, et al. · Journal of the mechanical behavior of biomedical materials PMID:38310814 | 2024 | 1 | none stated | not extracted yet |
| Color and Chemical Stability of 3D-Printed and Thermoformed Polyurethane-Based Aligners. Šimunović et al., 2024 · Šimunović Luka, Čekalović Agović Sara, et al. · Polymers PMID:38674987 | 2024 | 1 | none stated | not extracted yet |
| Evaluation of thickness of 3D printed versus thermoformed aligners: A prospective in vivo ageing experiment. Sayahpour et al., 2024 · Sayahpour Babak, Eslami Sara, et al. · Orthodontics & craniofacial research PMID:38859724 | 2024 | 1 | none stated | not extracted yet |
| Effect of thermomechanical ageing on force transmission by orthodontic aligners made of different thermoformed materials: An experimental study. Elshazly et al., 2024 · Elshazly Tarek M, Bourauel Christoph, et al. · Orthodontics & craniofacial research PMID:38887908 | 2024 | 1 | none stated | not extracted yet |
| Color Stability of Various Orthodontic Clear Aligner Systems after Submersion in Different Staining Beverages. Olteanu et al., 2024 · Olteanu Nicolae Daniel, Taraboanta Ionut, et al. · Materials (Basel, Switzerland) PMID:39203186 | 2024 | 1 | none stated | not extracted yet |
| Colourimetric changes experienced in three types of aligners according to the L'Eclairage Commission. Domingo-Jiménez et al., 2024 · Domingo-Jiménez Teresa, González-Olmo María José, et al. · European journal of orthodontics PMID:39348237 | 2024 | 1 | none stated | not extracted yet |
| Chemical analysis and performance evaluation of ClearCorrect® aligners as received and after intraoral use: Implications for durability, aesthetics,… Bouchema et al., 2024 · Bouchema Tse, Saunier J, et al. · Dental materials : official publication of the Academy of Dental Materials PMID:39490325 | 2024 | 1 | none stated | not extracted yet |
| Effects of aging on the tensile strength and surface condition of orthodontic aligners: a comparative study of five models. Kuntz et al., 2024 · Kuntz Lucie, Aranda Lionel, et al. · European journal of orthodontics PMID:39540439 | 2024 | 1 | none stated | not extracted yet |
| In vivo aging-induced surface roughness alterations of Invisalign® and 3D-printed aligners. Koletsi et al., 2023 · Koletsi Despina, Panayi Nearchos, et al. · Journal of orthodontics PMID:36573484 | 2023 | 1 | none stated | not extracted yet |
| Comparison of mechanical properties of 3-dimensional printed and thermoformed orthodontic aligners. Shirey et al., 2023 · Shirey Nic, Mendonca Gustavo, et al. · American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics PMID:37142355 | 2023 | 1 | none stated | not extracted yet |
| Effect of thermomechanical aging of orthodontic aligners on force and torque generation: An in vitro study. Elshazly et al., 2023 · Elshazly Tarek M, Nang Diva, et al. · Journal of the mechanical behavior of biomedical materials PMID:37207526 | 2023 | 1 | none stated | not extracted yet |
| The Effect of 10% Carbamide Peroxide Dental Bleaching on the Physical Properties of Invisalign Aligners: An In Vitro Study. Khashashneh et al., 2023 · Khashashneh Majd, Ratnayake Jithendra, et al. · Materials (Basel, Switzerland) PMID:37297258 | 2023 | 1 | none stated | not extracted yet |
| Effect of oral exposure on chemical, physical, mechanical, and morphologic properties of clear orthodontic aligners. Lira et al., 2023 · Lira Larine Ferreira, Otero Amaral Vargas Eduardo, et al. · American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics PMID:37330727 | 2023 | 1 | none stated | not extracted yet |
| Effects of Polishing and Artificial Aging on Mechanical Properties of Dental LT Clear® Resin. Paradowska-Stolarz et al., 2023 · Paradowska-Stolarz Anna, Wezgowiec Joanna, et al. · Journal of functional biomaterials PMID:37367259 | 2023 | 1 | none stated | not extracted yet |
| HARDNESS AND ELASTIC MODULUS ASSESSMENT FOR TWO ALIGNER MATERIALS BEFORE AND AFTER THERMOCYCLING: A COMPARATIVE STUDY. Aljumaily & Al-Khatib, 2023 · Aljumaily E, Al-Khatib A · Georgian medical news PMID:37522779 | 2023 | 1 | none stated | not extracted yet |
| Force degradation study on aligner plates immersed in various solutions. Chen et al., 2023 · Chen Shou-Min, Huang Tsui-Hsein, et al. · Journal of dental sciences PMID:37799905 | 2023 | 1 | none stated | not extracted yet |
| Differential Stability of One-layer and Three-layer Orthodontic Aligner Blends under Thermocycling: Implications for Clinical Durability. Šimunović et al., 2023 · Šimunović Luka, Jurela Antonija, et al. · Acta stomatologica Croatica PMID:38283309 | 2023 | 1 | none stated | not extracted yet |
| A Spectrophotometry Evaluation of Clear Aligners Transparency: Comparison of 3D-Printers and Thermoforming Disks in Different Combinations Cremonini et al., 2022 · Cremonini Francesca, Vianello Margherita, et al. · Applied Sciences DOI:10.3390/app122311964 | 2022 | 1 | none stated | not extracted yet |
| Comparison of Optical Properties of Clear Aligners Before and After In-vivo Aging Gold et al., 2022 · Gold Binu Punnoose, Sangeetha Duraisamy, et al. · JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH DOI:10.7860/jcdr/2022/59186.17033 | 2022 | 1 | none stated | not extracted yet |
| In-house 3D-printed aligners: effect of in vivo ageing on mechanical properties. Can et al., 2022 · Can Esad, Panayi Nearchos, et al. · European journal of orthodontics PMID:33950232 | 2022 | 1 | none stated | not extracted yet |
| Adaptational changes in clear aligner fit with time. Linjawi & Abushal, 2022 · Linjawi Amal I, Abushal Amal M · The Angle orthodontist PMID:35168255 | 2022 | 1 | none stated | not extracted yet |
| Thermo-mechanical properties of 3D printed photocurable shape memory resin for clear aligners. Lee et al., 2022 · Lee Se Yeon, Kim Hoon, et al. · Scientific reports PMID:35428796 | 2022 | 1 | none stated | not extracted yet |
| Structural Conformation Comparison of Different Clear Aligner Systems: An In Vitro Study. Alhendi et al., 2022 · Alhendi Aseel, Khounganian Rita, et al. · Dentistry journal PMID:35621526 | 2022 | 1 | none stated | not extracted yet |
| A full-field DIC analysis of the mechanical-deformation behavior of polyethylene terephthalate glycol (PET-G) aligners. Casavola et al., 2022 · Casavola Caterina, Pappalettera Giovanni, et al. · Journal of the mechanical behavior of biomedical materials PMID:35930946 | 2022 | 1 | none stated | not extracted yet |
| Stress Relaxation Properties of Five Orthodontic Aligner Materials: A 14-Day In-Vitro Study. Albertini et al., 2022 · Albertini Paolo, Mazzanti Valentina, et al. · Bioengineering (Basel, Switzerland) PMID:36004874 | 2022 | 1 | none stated | not extracted yet |
| Color stability of aligner materials on exposure to indigenous food products: An in-vitro study. Venkatasubramanian et al., 2022 · Venkatasubramanian Priyanka, Jerome Mary Sanjana, et al. · Journal of dental research, dental clinics, dental prospects PMID:37560499 | 2022 | 1 | none stated | not extracted yet |
| Force decay of polyethylene terephthalate glycol aligner materials during simulation of typical clinical loading/unloading scenarios Elkholy et al., 2023 · Elkholy Fayez, Schmidt Silva, et al. · Journal of Orofacial Orthopedics / Fortschritte der Kieferorthopädie DOI:10.1007/s00056-021-00364-5 | 2021 | 1 | none stated | not extracted yet |
| ATR-FTIR Analysis of Orthodontic Invisalign® Aligners Subjected to Various In Vitro Aging Treatments. Memè et al., 2021 · Memè Lucia, Notarstefano Valentina, et al. · Materials (Basel, Switzerland) PMID:33572096 | 2021 | 1 | none stated | not extracted yet |
| The force effects of two types of polyethylene terephthalate glyc-olmodified clear aligners immersed in artificial saliva. Xiang et al., 2021 · Xiang Biao, Wang Xingxing, et al. · Scientific reports PMID:33980889 | 2021 | 1 | none stated | not extracted yet |
| SEM characterization and ageing analysis on two generation of invisible aligners. Condò et al., 2021 · Condò Roberta, Mampieri Gianluca, et al. · BMC oral health PMID:34162371 | 2021 | 1 | none stated | not extracted yet |
| Dynamic mechanical and thermal properties of clear aligners after thermoforming and aging. Dalaie et al., 2021 · Dalaie Kazem, Fatemi Seyyed Mostafa, et al. · Progress in orthodontics PMID:34180030 | 2021 | 1 | none stated | not extracted yet |
| Color Stability, Chemico-Physical and Optical Features of the Most Common PETG and PU Based Orthodontic Aligners for Clear Aligner Therapy. Daniele et al., 2021 · Daniele Valeria, Macera Ludovico, et al. · Polymers PMID:35012036 | 2021 | 1 | none stated | not extracted yet |
| Mechanical Behavior of PET-G Tooth Aligners Under Cyclic Loading Cianci et al., 2020 · Cianci Claudia, Pappalettera Giovanni, et al. · Frontiers in Materials DOI:10.3389/fmats.2020.00104 | 2020 | 1 | none stated | not extracted yet |
| Colorimetric and spectrophotometric measurements of orthodontic thermoplastic aligners exposed to various staining sources and cleaning methods. Bernard et al., 2020 · Bernard Gabrielle, Rompré Pierre, et al. · Head & face medicine PMID:32070379 | 2020 | 1 | none stated | not extracted yet |
| ATR-FTIR Analysis and One-Week Stress Relaxation of Four Orthodontic Aligner Materials. Jaggy et al., 2020 · Jaggy Florina, Zinelis Spiros, et al. · Materials (Basel, Switzerland) PMID:32316154 | 2020 | 1 | none stated | not extracted yet |
| Mechanical Properties of Thermoplastic Polymers for Aligner Manufacturing: In Vitro Study. Tamburrino et al., 2020 · Tamburrino Francesco, D'Antò Vincenzo, et al. · Dentistry journal PMID:32397575 | 2020 | 1 | none stated | not extracted yet |
| Changes in mechanical properties, surface morphology, structure, and composition of Invisalign material in the oral environment. Fang et al., 2020 · Fang Dongyu, Li Fangming, et al. · American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics PMID:32487304 | 2020 | 1 | none stated | not extracted yet |
| Comparison of the Stress Strain Capacity between Different Clear Aligners Ciavarella et al., 2019 · Ciavarella Domenico, Cianci Claudia, et al. · The Open Dentistry Journal DOI:10.2174/1874210601913010041 | 2019 | 1 | none stated | not extracted yet |
| Changes in Roughness and Mechanical Properties of Invisalign® Appliances after One- and Two-Weeks Use. Papadopoulou et al., 2019 · Papadopoulou Alexandra K, Cantele Aurelie, et al. · Materials (Basel, Switzerland) PMID:31357697 | 2019 | 1 | none stated | not extracted yet |
| Thickness of orthodontic clear aligners after thermoforming and after 10 days of intraoral exposure: a prospective clinical study. Bucci et al., 2019 · Bucci Rosaria, Rongo Roberto, et al. · Progress in orthodontics PMID:31495908 | 2019 | 1 | none stated | not extracted yet |
| Effect of in vitro aging by water immersion and thermocycling on the mechanical properties of PETG aligner material. Ihssen et al., 2019 · Ihssen Benjamin A, Willmann Jan H, et al. · Journal of orofacial orthopedics = Fortschritte der Kieferorthopadie : Organ/official journal Deutsche Gesellschaft fur Kieferorthopadie PMID:31578595 | 2019 | 1 | none stated | not extracted yet |
| Mechanical properties of "two generations" of teeth aligners: Change analysis during oral permanence. Condò et al., 2018 · Condo' Roberta, Pazzini Luca, et al. · Dental materials journal PMID:29998941 | 2018 | 1 | none stated | not extracted yet |
| Stress relaxation properties of four orthodontic aligner materials: A 24-hour in vitro study. Lombardo et al., 2017 · Lombardo Luca, Martines Elisa, et al. · The Angle orthodontist PMID:27314603 | 2017 | 1 | none stated | not extracted yet |
| Do the mechanical and chemical properties of InvisalignTM appliances change after use? A retrieval analysis. Gerard Bradley et al., 2016 · Gerard Bradley T, Teske Lauren, et al. · European journal of orthodontics PMID:25740599 | 2016 | 1 | none stated | not extracted yet |
| Colour stabilities of three types of orthodontic clear aligners exposed to staining agents. Liu et al., 2016 · Liu Chen-Lu, Sun Wen-Tian, et al. · International journal of oral science PMID:27660048 | 2016 | 1 | none stated | not extracted yet |
| Optical properties of orthodontic aligners--spectrophotometry analysis of three types before and after aging. Lombardo et al., 2015 · Lombardo Luca, Arreghini Angela, et al. · Progress in orthodontics PMID:26582007 | 2015 | 1 | none stated | not extracted yet |
| Dynamic stress relaxation of orthodontic thermoplastic materials in a simulated oral environment. Fang et al., 2013 · Fang Dongyu, Zhang Ning, et al. · Dental materials journal PMID:24240895 | 2013 | 1 | none stated | not extracted yet |
| Silva et al., 2025 DOI:10.1590/2177-6709.30.2.e2524262.oar | NR | 1 | none stated | not extracted yet |
| Goel et al., 2024 DOI:10.21276/jamdsr | NR | 1 | none stated | not extracted yet |