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Introduction: Polydioxanone (PDS) sheets are commonly used in the treatment of orbital wall fractures. A potential drawback of PDS is that it may be difficult to adapt to the anatomy of the orbital walls. Therefore a study was conceived to test the feasibility of preforming PDS sheets.
Material And Methods: PDS sheet material was water-heated and preformed using a template based on a statistical anatomical model. Then the deformed sheet was cooled, stored and compared to the original model to investigate post-deformation changes.
Results: PDS sheet material could easily be deformed using a mould. No significant post-cooling shape changes were noticed.
Conclusions: PDS sheet material can be preformed into complex geometric shapes. This could be a benefit in the treatment of orbital wall fractures.
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http://dx.doi.org/10.1016/j.jcms.2018.05.007 | DOI Listing |
Can Vet J
September 2025
Department of Clinical Sciences, College of Veterinary Medicine, Kansas State University, 1800 Denison Avenue, Manhattan, Kansas 66506, USA.
A 12-year-old neutered male pit bull crossbreed dog was presented because of a right caudal maxillary swelling. Computed tomographic imaging of the skull and revealed a right maxillary mass with lysis of the medial wall of the right orbit and rostral aspect of the zygomatic bone. A biopsy was done, and histopathology results were consistent with a mixed odontogenic tumor.
View Article and Find Full Text PDFVestn Oftalmol
September 2025
National Medical Research Center for Endocrinology, Moscow, Russia.
Objective: This study presents a comparative analysis of outcomes of lateral orbital wall decompression performed using ultrasonic bone removal with standard and modified techniques.
Material And Methods: The study included 78 patients (109 orbits) with exophthalmos without visual impairment (subgroups 1A and 1B) and with optic neuropathy (ON) due to thyroid eye disease (TED) (subgroups 2A and 2B). Lateral wall decompression (LWD) was performed using ultrasonic bone removal with a modified (=58, patient subgroups 1A and 2A) or standard (=51, subgroups 1B and 2B) technique.
J Craniofac Surg
September 2025
Department of Plastic and Reconstructive Surgery, Tokyo Women's Medical University, Tokyo, Japan.
Resorbable implants are increasingly used in orbital wall fracture reconstruction because of their ability to provide temporary structural support without the long-term complications associated with permanent materials. However, the long-term effects of implant resorption on orbital morphology are unclear. This retrospective study evaluated volumetric changes over time following reconstruction using 2 types of resorbable plates: uncalcined hydroxyapatite/poly-L-lactic acid (u-HA/PLLA) and poly-L-lactic acid/polyglycolic acid (PLLA/PGA).
View Article and Find Full Text PDFPlast Surg (Oakv)
August 2025
Division of Plastic Surgery, Department of Surgery, University of Alberta, Edmonton, AB, Canada.
Surgical repair of orbital fractures comes with risks. One rare risk is interference with the actions of the superior oblique tendon-muscle complex causing an acquired Brown syndrome. We present the case of a 45-year-old man who developed acquired Brown syndrome after undergoing repair of a large orbital floor and medial orbital wall fracture using a titanium mesh implant.
View Article and Find Full Text PDFJ Neurol Surg B Skull Base
October 2025
Department of Otolaryngology-Head and Neck Surgery, University of North Carolina, Chapel Hill, North Carolina, United States.
Background: Advances in endoscopic orbital surgery have sparked discussion regarding reconstructive procedures for medial orbital wall defects following tumor removal. This study describes an innovative orbital periosteal suturing technique that addresses the functional and aesthetic concerns created by orbital surgery.
Objective: Comprehensive clinical evaluation of a novel orbital periosteal suturing technique for endoscopic medial orbital wall reconstruction.