Although endoscopic hemostasis is an effective treatment for acute upper gastrointestinal bleeding, permanent hemostasis may be difficult to achieve by conventional endoscopic treatment alone in some patients. In addition, conventional hemostatic endoscopic therapy is limited in patients with a risk of gastrointestinal ulcer perforation. We tried endoscopic fibrin glue injection in 21 patients as a new approach to control severe upper gastrointestinal bleeding. A new type of coaxial double lumen needle was used in the last 15 patients. Hemostasis was obtained immediately by fibrin glue injection in all 7 patients after unsuccessful attempts using conventional methods, including absolute alcohol or epinephrine injection, clipping, or electrocoagulation. There were no episodes of rebleeding in this group. In 10 of the 14 patients who underwent endoscopic fibrin glue injection as the primary therapy, complete hemostasis was achieved with the initial treatment. The remaining 4 required a second injection within 48 hours. There were no treatment-related complications. None of the patients required an additional surgical operation for bleeding, and the period of hospitalization was reduced after the introduction of fibrin glue injection. Considering the effect on acceleration of ulcer healing, endoscopic fibrin glue injection is an effective treatment with no risk of tissue injury. This technique can be used as the first choice or after failure of conventional endoscopic hemostatic methods.
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Indian J Orthop
January 2025
Ortho One Orthopaedic Specialty Centre, Coimbatore, India.
Introduction: Interspace defects after osteochondral autograft transfer (OATS) are filled only with fibrocartilage. Attempts have been made to address these issues in OATS with procedures like mega OATS and Hexagonal Osteochondral Graft System. We have described the functional outcomes of a hybrid technique combining a regeneration and a restoration modality to address the interspace defect in OATS.
View Article and Find Full Text PDFBiomaterials
December 2024
Department of Hepatobiliary and Pancreatic Surgery, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Zhejiang, Hangzhou, 310009, China; Key Laboratory of Precision Diagnosis and Treatment for Hepatobiliary and Pancreatic Tumor of Zhejiang Province, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Zhejiang, Hangzhou, 310009, China. Electronic address:
Tissue adhesives have attracted significant interest in the field of hemostasis. However, challenges including weak tissue adhesion, inadequate biocompatibility, and instability limit their clinical applications. Here, we have developed a gelatin-DOPA-knob/fibrinogen hydrogel inspired by the fibrin polymerization and mussel adhesion, resulting in a biocompatible bioadhesive with outstanding adhesion performance and great storage stability.
View Article and Find Full Text PDFMed Sci (Basel)
December 2024
Laboratory of Experimental Surgery and Surgical Research "N.S. Christeas", School of Medicine, National and Kapodistrian University of Athens, 11527 Athens, Greece.
Burn injuries remain a major clinical problem worldwide, which require special management by experienced plastic surgeons. However, they cannot be available in every healthcare unit; consequently, there is a need for effective treatment options that could be utilized by a wide range of non-expert healthcare professionals. The aim of the present experimental study was to investigate the safety and efficacy of using a fibrin sealant (TISSEEL) compared to the conventional treatment with sulfadiazine on partial-thickness burn in a rat animal model.
View Article and Find Full Text PDFInt J Ophthalmol
December 2024
Hainan Eye Hospital and Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center, Sun Yat-sen University, Haikou 570311, Hainan Province, China.
Aim: To evaluate the clinical efficacy and feasibility of superficial corneal opacities treated by excimer laser phototherapeutic keratectomy (PTK) combined with small incision lenticule extraction (SMILE)-derived corneal stromal lenticule transplantation.
Methods: A retrospective interventional case series of nine patients aged 12-59y with superficial corneal opacity caused by different pathologies who underwent standardized PTK combined with SMILE-derived corneal stromal lenticule transplantation was examined. Lenticule patches were fixed with fibrin glue.
Cancers (Basel)
November 2024
Beckman Laser Institute, University of California, Irvine, CA 92617, USA.
Background/objectives: Although the use of radiation-sensitizing agents has been shown to enhance the effect of radiation on tumor cells, the blood-brain barrier (BBB) impedes these agents from reaching brain tumor sites when provided systemically. Localized methods of sensitizer delivery, utilizing hydrogels, have the potential to bypass the blood-brain barrier. This study examined the ability of photochemical internalization (PCI) of hydrogel-released bleomycin to enhance the growth-inhibiting effects of radiation on multi-cell glioma spheroids in vitro.
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