Simulation of tissue-prosthesis margin interface by using surface scanning and digital design for auricular prostheses. L McHutchion, D Aalto.
Date: April 2020 (Online). Source: The Journal of Prosthetic Dentistry. Presented at seventh Biennial Congress of the Advanced Digital Technology in Head and Neck Reconstruction Foundation in Tokyo, Japan (June 22, 2019). Statement of problem: One of the most challenging aspects of auricular prosthesis design and fabrication is ensuring that the prosthesis fits the patient […]Read More
Three-dimensional facial volume analysis using algorithm-based personalized aesthetic templates. AJ Tuin, JW Meulstee, TGJ Loonen et al.
Date: February 2020 (Online). Source: International Journal of Oral and Maxillofacial Surgery. Abstract: Three-dimensional stereophotogrammetry is commonly used to assess volumetric changes after facial procedures. A lack of clear landmarks in aesthetic regions complicates the reproduction of selected areas in sequential images. A three-dimensional volumetric analysis was developed based on a personalized aesthetic template. The […]Read More
Collagen 2A Type B Induction after 3D Bioprinting Chondrocytes In Situ into Osteoarthritic Chondral Tibial Lesion. B Gatenholm, C Lindahl, M Brittberg, S Simonsson.
Date: February 2020. Source: CARTILAGE. https://doi.org/10.1177/1947603520903788 Objective: Large cartilage defects and osteoarthritis (OA) cause cartilage loss and remain a therapeutic challenge. Three-dimensional (3D) bioprinting with autologous cells using a computer-aided design (CAD) model generated from 3D imaging has the potential to reconstruct patient-specific features that match an articular joint lesion. Design: To scan a human […]Read More
Craniofacial Asymmetry from One to Three Years of Age: A Prospective Cohort Study with 3D Imaging. AM Launonen, V Vuollo, H Aarnivala, et al.
Date: December 2019. Source: Journal of Clinical Medicine, 9, 70; doi:10.3390/jcm9010070. Abstract: Deformational plagiocephaly (DP) is considered a risk factor for facial asymmetry. This cohort-based, prospective, follow-up study used three-dimensional (3D) stereophotogrammetry to assess the development of facial asymmetry in a normal birth cohort and to investigate the impact of DP on facial asymmetry for […]Read More
Integration of digital technology in the workflow for an osseointegrated implant-retained nasal prosthesis: A clinical report. L McHutchion, C Kincade, J Wolfaardt.
Date: May 2019. Source: The Journal of Prosthetic Dentistry, Volume 121, Issue 5, Pages 858-862. Abstract: This clinical report describes the integration of digital technology into the treatment of a patient with an osseointegrated implant-retained nasal prosthesis. The surgery was planned digitally to determine the optimal implant positions. Implant placement surgical guides were digitally designed […]Read More
Combined use of a facial scanner and an intraoral scanner to acquire a digital scan for the fabrication of an orbital prosthesis. H Liu, S Bai, X Yu, Y Zhao.
Date: March 2019. Source: The Journal of Prosthetic Dentistry, Volume 121, Issue 3, Pages 531-534. Abstract: For a patient with a unilateral orbital defect, an esthetic orbital prosthesis plays an essential role in enhancing quality of life. This technique describes the combined use of a facial scanner and an intraoral scanner to acquire the digital […]Read More
Combined use of a facial scanner and an intraoral scanner to acquire a digital scan for the fabrication of an orbital prosthesis. H Liu, S Bai. X Yu, Y Zhao.
Date: November 2018 ONLINE. Source: The Journal of Prosthetic Dentistry. Abstract: For a patient with a unilateral orbital defect, an esthetic orbital prosthesis plays an essential role in enhancing quality of life. This technique describes the combined use of a facial scanner and an intraoral scanner to acquire the digital scan for the design and […]Read More
Development of three-dimensional facial expression models using morphing methods for fabricating facial prostheses. A Matsuoka, F Yoshioka, S Ozawa, J Takebe.
Date: September 2018. Source: Journal of Prosthodontic Research. Purpose: It is essential to fabricate a best-fit three-dimensional (3D) facial prosthesis model capable of facial expressions. In order for the facial prosthesis to remain in position, especially around marginal areas subject to movement, a new method of making 3D facial expression models using time-series data allowing […]Read More
Precision Rhinoplasty Using Virtual Surgical Planning and Departmentally-Manufactured, 3D-Printed, Sterilizable, Patient-Specific Anatomic Models. SG Maliha, JM Bekisz, HA Liss, L Witek, PG Coelho, RL Flores.
Date: August 2018. Source: Plastic and Reconstructive Surgery, Volume 6, Issue 8S, pp 87–88. Goals and Purpose: Rhinoplasty relies on clear patient communication and precise execution of a three-dimensional (3D) plan to achieve optimal results.1 3D printing is becoming more popularized in the medical field as an aid to technical planning, patient communication, and the […]Read More
Craniomaxillofacial Reconstruction Based on 3D Modeling. GT Grant.
Date: June 2018. Source: Digital Technologies in Craniomaxillofacial Surgery, pp 55-65. Abstract: Current treatment planning and reconstruction of craniofacial trauma has been advanced greatly due to the increase in the use of software to convert medical image files in the form of Digital Imaging and Communications in Medicine (DICOM) to 3D reconstructions and ultimately files […]Read More
Patient-specific 3D Models Providing a 21st Century Approach to Reconstructive Surgery. H Liss, SG Maliha, L Witek et al.
Date: April 2018. Source: Society For Biomaterials 2018 Annual Conference and Exposition, Atlanta, GA, USA. Statement of Purpose: Through the implementation of 3D- printed models in the operating room, plastic surgeons are able to visualize and reconstruct key anatomical features for patients seeking an autogenous ear reconstruction or rhinoplasty. The 3D-printed constructs are sterilizable patient-specific, […]Read More
3D Modelling of Facial Skin Surface for 3D Printing. Emma Ekberg.
Date: December 2017. Source: Master’s Thesis 2017:EX056, CHALMERS UNIVERSITY OF TECHNOLOGY. Abstract:One of the major global health problems today is burns, with an estimate of 256000 deaths each year caused by fires . For more severe burns the probability of infections increases and here the golden standard is to use autologous skin grafts. However, the […]Read More
Analysis Methods of the Variation of Facial Size and Shape Based on 3d Face Scan Images. W. Lee, L Goto, J.F.M. Molenbroek, R.H.M. Goossens.
Date: October 2017. Source: Proceedings of the Human Factors and Ergonomics Society Annual Meeting. Volume: 61 issue: 1, page(s): 1409-1413. Abstract: 3D scan images have been successfully applied in ergonomic product design. Features of human body parts (e.g., landmarks, measurements, curvatures, surfaces, volumes) extracted from 3D body scan images can be used to analyze variations […]Read More
Patient-Specific 3D Models for Autogenous Ear Reconstruction. KS Khouri; HA Liss; JM Bekisz; PG Coelho; RL Flores; L Witek.
Date: September 2017. Source: Plastic and Reconstructive Surgery. 5(9S):174–175, DOI: 10.1097/01.GOX.0000526416.08852.96. Introduction: Autogenous ear reconstruction remains one of the most technically challenging procedures in plastic surgery. Current standards of practice entail tracing the unaffected contralateral ear and using this two-dimensional outline as a surgical model. We present the effectiveness and feasibility of sterilizable, patient-specific and […]Read More
Concurrent surface electromyography and force myography classification during times of prosthetic socket shift and user fatigue. J Sanford, R Patterson, DO Popa.
Date: August 2017. Source: Journal of Rehabilitation and Assistive Technologies Engineering. Objective: Surface electromyography has been a long-standing source of signals for control of powered prosthetic devices. By contrast, force myography is a more recent alternative to surface electromyography that has the potential to enhance reliability and avoid operational challenges of surface electromyography during use. […]Read More
The Technique for 3D Printing Patient-Specific Models for Auricular Reconstruction. RL Flores, H Liss, S Raffaelli, A Humayun, K Khouri, PG Coelho, L Witek.
Date: April 2017. Source: Journal of Cranio-Maxillofacial Surgery. Purpose: Currently, surgeons approach autogenous microtia repair by creating a two-dimensional (2D) tracing of the unaffected ear to approximate a three-dimensional (3D) construct, a difficult process. To address these shortcomings, this study introduces the fabrication of patient-specific, sterilizable 3D printed auricular model for autogenous auricular reconstruction. Methods: […]Read More
Digital design of patient-specific abutments for the retention of implant-retained facial prostheses. C Kincade, L McHutchion, J Wolfaardt.
Date: March 2017. Source: Presented at the 2017 Annual Meeting of the Academy of Osseointegration, Orlando, Fla, March 2017 and the 6th Triennial Conference for Advanced Digital Technology in Head and Neck Reconstruction, Amiens, France, May 2017. Abstract: The present report describes the digital design of patient-specific milled abutments for the retention of osseointegrated facial […]Read More
Orofacial rehabilitation with zygomatic implants: CAD-CAM bar and magnets for patients with nasal cancer after rhinectomy and partial maxillectomy. E King, C Abbott, L Dovgalski, J Owens.
Date: November 2016. Source: The Journal of Prosthetic Dentistry. Abstract: Nasal carcinoma extending into the premaxilla requires radical surgical excision including rhinectomy and partial maxillectomy. Rehabilitation is complex and involves the use of removable prostheses. Three patients treated with zygomatic implants and custom-milled bars to retain an obturator and nasal prosthesis are presented. Article: Orofacial […]Read More
Evaluation of therapeutic effect of virtual design for correcting facial asymmetry of skeletal Class III deformity. KY Tian, QQ Li, XJLiu, XX Wang, ZL Li, XX Wang.
Date: October 2016. Source: Zhonghua Kou Qiang Yi Xue Za Zhi (Chinese Journal of Stomatology) 51(10):594-599. Objective: To establish a computer-aided surgical simulation procedure based on the natural head position(NHP) for orthognathic surgery and to access the effect for correcting facial asymmetry for skeletal Class Ⅲ deformity. Methods: Thirty-five patients(male: 14 and female: 21, mean […]Read More
The course of positional cranial deformation from 3 to 12 months of age and associated risk factors: a follow-up with 3D imaging. H Aarnivala, V Vuollo, V Harila, T Heikkinen, P Pirttiniemi, L Holmström, AM Valkama.
Date: September 2016. Source: European Journal of Pediatrics, pp 1–11. doi:10.1007/s00431-016-2773-z. Abstract: Deformational plagiocephaly is reported in up to 46.6 % of healthy infants, with the highest point prevalence at around 3 months of age. Few prospective studies on the natural course of skull deformation have been conducted, and we know of no studies using […]Read More
3D Workflows in Orthodontics, Maxillofacial Surgery and Prosthodontics. Wicher J. van der Meer.
Date: 2016 Source: PhD Thesis Abstract: 3D workflows should result in clinical procedures that help clinicians to get better results with less effort and at lower costs. In other words, the 3D technology should make complex and difficult clinical procedures simpler and easier with reduced costs for healthcare. If 3D workflows are available with a […]Read More
Correction of nasal deformity in infants with unilateral cleft lip and palate using multiple digital techniques. Y Zheng, DP Zhang, T Qin, GF Wu.
Date: December 2015. Source: Journal of Prosthetic Dentistry. Abstract: Presurgical correction of severe nasal deformities before cheiloplasty is often recommended for infants with cleft lip and palate. This article describes an approach for the computer-aided design and fabrication of a nasal molding stent. A 3-dimensional photogrammetric system was used to obtain the shape information of […]Read More
Multidimensional esthetic evaluation of patients with a cleft lip and palate wearing a maxillary partial removable dental prosthesis: A 5-year retrospective study. Yu D, Xing G, Nie P, Zhang X, Steve Shen G.
Date: November 2015 Source: Journal of Prosthetic Dentistry. [Epub ahead of print] Statement of Issue: No published quantitative or qualitative studies are available of the 2-dimensional (2D) and 3D esthetic evaluation of patients with a cleft lip and palate (CLP) wearing a maxillary partial removable dental prosthesis (MPRDP). Purpose The purpose of this retrospective clinical […]Read More
Application of Computer-Assisted Design and Manufacture in Unilateral Alloplastic Microtia Reconstruction, H Chen, ZC Chen.
Date: September 17, 2015. Source: 16th Congress of International Society of Craniofacial Surgery (ISCFS) 2015. Presenter: Hsin-Yu Chen. Background: The advances in 3D scanning, computer-assisted design and manufacture (CAD/CAM), and rapid-prototyping technology make customizing a symmetric auricular framework feasible for unilateral microtia patients. In this study, we used an active stereo-photogrammetry system to acquire the […]Read More
Precision of 3dMD in Anthropometry of the Auricle and its Application in Microtia Reconstruction, SH Mao, ZC Chen.
Date: September 17, 2015. Source: 16th Congress of International Society of Craniofacial Surgery (ISCFS) 2015. Presenter: Shih-Hsuan Mao. Method: A total of 20 normal adult ears were included in this study. Thirteen anthropometric measurements were taken, twice by two plastic surgeons using Direct Measurement (DM) and through images captured via 3dMD. The purpose was to […]Read More
A Morphable Profile Model of the Human Head as an Outcome Tool for Craniosynostosis Surgery, C Duncan, R Armstrong, NE Pears.
Date: September 15, 2015. Source: 16th Congress of International Society of Craniofacial Surgery (ISCFS) 2015. Presenter: C Duncan. Introduction: Outcome analysis in craniosynostosis surgery is difficult and often relies on limited anthropometric measurement, qualitative analysis of photography or patient reported outcome. Quantifiable morphable models of the human face have been described but, to date, a […]Read More
Facial Scanning With a Digital Camera: A Novel Way of Screening for Primary Angle Closure. HKY Choi, W Lin, SC Loon, C Tan, W Wong, J See, Z Gu, CK Kwoh, P Chew.
Date: September 2015 Source: Journal of Glaucoma, Volume 24 – Issue 7 – p 522–526. Purpose: We hypothesize that patients with primary angle closure (PAC) have common significant facial characteristics that set them apart from an age-matched, sex-matched, and race-matched control population. The primary objective of this study was to test whether a 3-dimensional (3D) […]Read More
The Use of 3D Imaging in Craniosynostosis; Surgical Planning; and Follow-Up. T Maal.
Date: June 24, 2015. Source: European Craniofacial Congress 2015, Gothenburg, Sweden. Presentation: The Use of 3D Imaging in Craniosynostosis; Surgical Planning; and Follow-Up. Presenter: Thomas J Maal, 3D Lab, Department of Oral- and Maxillofacial Surgery, Radboud University Medical Centre, Nijmegen, Netherlands.Read More
A Solution to Face-to-Face Contact in Tele-Presence Systems. X Zhou, P Boulanger.
Date: June 2015 Source: 2015 12th Conference on Computer and Robot Vision (CRV) Proceedings (p 230 – 236), Halifax, Canada. Abstract: In tele-presence systems, direct face-to-face contact, is essential for emotional communication as it carries non-verbal clues. In commercial products, face-to-face contact is approximated by using either a large semi-transparent mirror to project an image […]Read More
Precision of three-dimensional stereo-photogrammetry (3dMD) in anthropometry of the auricle and its application in microtia reconstruction. ZC Chen, MN Albdour, JA Lizardo, YA Chen, KT Chen.
Date: May 2015. Source: Journal of Plastic, Reconstructive & Aesthetic Surgery, Volume 68, Issue 5, Pages 622–631. Background: The advent of three-dimensional stereo-photogrammetry in recent years has vastly helped the craniomaxillofacial field improve in terms of preoperative and intraoperative decision making. With regard to the auricle though, there is paucity of research as to the […]Read More
Digital capture, design, and manufacturing of an extraoral device for a clarinet player with Bell’s palsy. C Aita-Holmes; P Liacouras; WO Wilson; GT Grant
Date: May 2015 (online). Source: The Journal of Prosthetic Dentistry. Abstract: An extraoral device was fabricated to assist a clarinet player with Bell’s palsy. The device was fabricated by using stereophotogrammetry, digital design, and additive manufacturing technologies. Article: Digital capture, design, and manufacturing of an extraoral device for a clarinet player with Bell’s palsy. Authors: […]Read More
Personalized 3D-Printed CPAP Masks Improve CPAP Effectiveness in Children with OSA and Craniofacial Anomalies. RJ Morrison, KK VanKoevering, HB Nasser, KN Kashlan, SK Kline, DR Jensen, SP Edwards, F Hassan, HM Schotland, RD Chervin, SR Buchman, SJ Hollister, SL Garetz, GE Green.
Date: April 2015. Source: COSM, Combined Otolaryngology Spring Meetings, on April 22-26, 2015 in Boston, MA USA. Abstract: The high prevalence of obstructive sleep apnea (OSA) in children with craniofacial anomalies has been well-described. Failure of continuous positive airway pressure (CPAP) therapy may require potentially morbid surgery. Yet, achieving a functional mask-face interface using conventional […]Read More
Digital capture, design, and manufacturing of a facial prosthesis: Clinical report on a pediatric patient. GT Grant, C Aita-Holmes, P Liacouras; J Garnes; WO Wilson.
Date: April 2015 (online). Source: The Journal of Prosthetic Dentistry. Abstract: A digitally captured, designed, and fabricated facial prosthesis is presented as an alternative to customary maxillofacial prosthodontics fabrication techniques, where a facial moulage and patient cooperation may be difficult. Article: Digital capture, design, and manufacturing of a facial prosthesis: Clinical report on a pediatric […]Read More
A New Objective Automatic Computational Framework for Evaluating and Visualizing the Results of Infant Cranial Surgery. B Yuan, D Khechoyan, R Goldman.
Date: December 14-16, 2014. Source: 2014 ASE BigData/SocialInformatics/PASSAT/BioMedCom 2014 Conference, Harvard University. Abstract: We describe a novel automatic computational framework for evaluating and visualizing the results of infant cranial surgeries. We begin by capturing a 3D triangle mesh of the subject’s head using a 3dMD camera. Our framework includes a mesh decimation algorithm to simplify […]Read More
Digital capture, design & manufacturing of an extra-oral device for a clarinet player suffering from Bell’s palsy. C Aita-Holmes, GT Grant, P Liacouras, WO Wilson Jr.
Date: November 2014. Source: 61st Meeting of the American Academy of Maxillofacial Prosthetics in New Orleans, USA. Poster Presentation: Digital capture, design & manufacturing of an extra-oral device for a clarinet player suffering from Bell’s palsy. Authors: Cynthia Aita-Holmes, DMD; Gerald T. Grant, DMD, MS; Peter Liacouras, PhD; William O. Wilson, Jr., DDS, MSRead More
The Use of Tridimensional Imaging to Evaluate Volumetric Changes in Maxillofacial Patients: A Case Report. GF Lagreca, S Morgan.
Date: November 2014. Source: Meeting of the American Academy of Maxillofacial Prosthetics in New Orleans, USA. Poster Presentation: The Use of Tridimensional Imaging to Evaluate Volumetric Changes in Maxillofacial Patients: A Case Report. Authors: Gabriela F. Lagreca, DDS; Sujey Morgan, DDS, MS, Tufts University School of Dental Medicine.Read More
Analysis of Digital Measures of Cranial Vault Asymmetry for Assessment of Plagiocephaly. G Skolnick, S Naidoo, K Patel, A Woo.
Date: July 2014. Source: Journal of Craniofacial Surgery, 25(4):1178-82. Background: Deformational plagiocephaly (DP) is an asymmetry of the skull caused by extrinsic compression. With the advent of the Back to Sleep campaign, DP is of increased interest to parents and healthcare providers. Traditionally, this asymmetry has been assessed by caliper measurements. However, little consensus exists […]Read More
Positional Plagiocephaly: Experience with a Passive Orthotic Mattress. P Sillifant, P Vaiude, S Bruce, D Quirk, A Sinha, S Burn, D Richardson, C Duncan.
Date: July 2014. Source: Journal of Craniofacial Surgery, 25(4):1365-8. Abstract: Positional plagiocephaly (deformational or occipital plagiocephaly) is the most common head-shape deformity, which is presented to specialist craniofacial units. The aim of management is to reduce pressure on the affected area in the expectation that brain growth will drive normalization of the head shape. Current […]Read More
Developing a 3D colour image reproduction system for additive manufacturing of facial prostheses. K Xiao, F Zardawi, R van Noort, JM Yates.
Date: February 2014. Source: International Journal of Advanced Manufacturing Technology. Volume 70, Issue 9-12, pp 2043–2049. Abstract: In this study, a new 3D colour image reproduction system is proposed for the automated and accurate additive manufacturing of soft tissue facial prostheses. A framework of 3D colour image reproduction was defined and a protocol for each […]Read More
Computation of an average cranial shape of three to twelve months old infants using 3D stereophotogrammetry. T Maal, L Verhamme, E van Lindert, W Borstlap, S Berge.
Date: June 28, 2012. Source: 26th International Congress of Computer Assisted Radiology 2012 (CARS) in Pisa, Italy. Purpose: The goal of this study was to create an average cranial shape using an automated process for a control population. This model includes the variation of growth and allows for an easy comparison between patient and average […]Read More
Evaluation of direct and indirect additive manufacture of maxillofacial prostheses. D Eggbeer, R Bibb, P Evans, L Ji
Date: April 2012. Source: Journal Of Engineering in Medicine, vol. 226 no. 9 718-728. Abstract: The efficacy of computer-aided technologies in the design and manufacture of maxillofacial prostheses has not been fully proven. This paper presents research into the evaluation of direct and indirect additive manufacture of a maxillofacial prosthesis against conventional laboratory-based techniques. An […]Read More