Objective: We investigated the medical costs and effects of ofloxacin drops (OFLX), gelatin sponge patches, spontaneous healing, and endoscopic myringoplasty on healing in large tympanic membrane perforations (TMPs).
Methods: In total, 100 patients with large traumatic TMPs involving >50% of the eardrum were randomly assigned to OFLX, gelatin sponge, spontaneous healing, or endoscopic myringoplasty treatment groups. Medical costs, closure times, and closure rates were compared among groups at 6 months.
Results: The closure rates in the OFLX, gelatin sponge, spontaneous healing, and endoscopic myringoplasty groups were 95.7%, 82.6%, 58.3%, and 91.7%, respectively (P = 0.05). The mean closure time was 13.73 ± 6.14 days in the OFLX group, 15.89 ± 4.95 days in the gelatin sponge group, 48.36 ± 10.37 days in the spontaneous healing group, and 12 days in the endoscopic myringoplasty group (P < 0.001). The mean medical costs in US dollars were $15.53 ± 3.15, $103.64 ± 111.58, $11.17 ± 1.33, and $715.90 in the OFLX, gelatin sponge, spontaneous healing, and endoscopic myringoplasty groups, respectively (P < 0.001).
Conclusion: Although the gelatin sponge and myringoplasty treatments significantly shortened the closure time compared with spontaneous healing, the gelatin sponge patch did not significantly improve the closure rate, and the medical cost of myringoplasty was significantly higher than that of the other treatments. In contrast, OFLX significantly shortened closure time and had a higher closure rate than spontaneous healing, and the medical costs were lower than those of the gelatin sponge and myringoplasty procedures.
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http://dx.doi.org/10.1016/j.amjoto.2018.08.007 | DOI Listing |
J Biomed Mater Res B Appl Biomater
January 2025
Shanghai Engineering Research Center of Nano-Biomaterials and Regenerative Medicine, College of Biological Science and Medical Engineering, Donghua University, Shanghai, P. R. China.
Massive bleeding and bacterial infection of wounds may be life-threatening or even lead to death. Nowadays, gelatin-based hemostatic sponges have been widely used, but gelatin is not antibacterial and has poor structural stability. In this study, we mixed an antibacterial polypeptide, ε-poly-L-lysine (EPL), into gelatin.
View Article and Find Full Text PDFFood Chem
December 2024
State Key Laboratory of Biobased Material and Green Papermaking, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, China. Electronic address:
In this work, a series of three-dimensional (3D) SERS substrate were successfully fabricated by assembling silver nanoparticles (AgNPs) onto a porous gelatin sponge (GS) for highly sensitive thiram residues detection in vegetables. These 3D micro-nanostructures could induce the sufficient surface plasmon resonance (SPR) effect of noble metals on their surface and achieve high enrichment of pollutant molecules. As crystal violet (CV) was used as a probe molecule, the lowest CV solution could be detected at 10 M, and the enhancement factor (EF) was calculated to be 9.
View Article and Find Full Text PDFBiomater Adv
December 2024
International Chinese-Belorussian Scientific laboratory on Vacuum-Plasma Technology, Nanjing University of Science and Technology, 200, Xiaolingwei street, Nanjing 210094, China. Electronic address:
Postoperative wound healing has been extensively studied and well-documented. Gelatin sponges are commonly used in surgeries for blood absorption. If these sponges can also release drugs with anti-scarring and anti-inflammatory effects, they would significantly enhance wound healing.
View Article and Find Full Text PDFTissue Eng Regen Med
December 2024
Department of Oral and Maxillofacial Surgery, College of Dentistry, Gangneung-Wonju National University, 7 Jukheon-gil, Gangneung-si, Gangwon-do, 25457, Republic of Korea.
Background: Osteoporosis, characterized by decreased bone mineral density due to an imbalance between osteoblast and osteoclast activity, poses significant challenges in bone healing, particularly in postmenopausal women. Current treatments, such as bisphosphonates, are effective but associated with adverse effects like medication-related osteonecrosis of the jaw, necessitating safer alternatives.
Methods: This study investigated the use of L-serine-incorporated gelatin sponges for bone regeneration in calvarial defects in an ovariectomized rat model of osteoporosis.
Radiol Case Rep
February 2025
Department of Otolaryngology, Tohoku Medical and Pharmaceutical University, Sendai, Japan.
A 62-year-old man was referred to our hospital presenting with a sore throat, dyspnea, and cervical swelling. Initial precontrast CT scans revealed a cervical and mediastinal hematoma, along with a hemothorax. Further dynamic contrast-enhanced CT scans indicated contrast media extravasation dorsal to the right thyroid gland lobe, suggesting a rupture of the right inferior thyroid artery or a parathyroid adenoma.
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