Results 1 to 10 of about 38,082 (296)

Feasibility of fetoscopic laser coagulation in triplet pregnancy [PDF]

open access: yesObstetrics & Gynecology Science, 2023
Objective To report the experiences of triplet pregnancies complicated by twin-to-twin transfusion syndrome (TTTS) treated with fetoscopic laser coagulation at a single center.
You Mi Hong   +3 more
doaj   +6 more sources

Laser coagulation and hemostasis of large diameter blood vessels: effect of shear stress and flow velocity [PDF]

open access: yesScientific Reports, 2022
Photocoagulation of blood vessels offers unambiguous advantages to current radiofrequency approaches considering the high specificity of blood absorption at available laser wavelengths (e.g., 532 nm and 1.064 µm).
Nitesh Katta   +7 more
doaj   +4 more sources

Tissue coagulation in laser hemorrhoidoplasty – an experimental study [PDF]

open access: yesOpen Medicine (Poland), 2020
Abstract Background Laser hemorrhoidoplasty (LHP) is a new technique for treatment of hemorrhoids. The exact extent of coagulation is not visible at the time of the procedure.
Antanas Mainelis   +2 more
exaly   +8 more sources

LASER HEATING NUMERICAL SIMULATION OF TITANIUM-CONTAINING OPTOTHERMAL FIBER CONVERTER AND VEIN WALL DURING ENDOVASAL LASER COAGULATION [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2020
Subject of Research. The paper presents numerical methods that first studied laser heating of titanium-containing optothermal fiber converter and vein wall, as well as the effect of thermal damage of the vein wall during endovasal laser coagulation with ...
Andrey V. Belikov   +2 more
doaj   +3 more sources

Development a Method for Estimating a Safe Distance between Coagulates to Automatically Plan Retinal Laser Coagulation in Diabetic Retinopathy Treatment [PDF]

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2021
Introduction. Diabetes mellitus is a common endocrine disease that can lead to retinal vascular damage caused by the spread of macular edema and the development of diabetic retinopathy.
A. S. Shirokanev
doaj   +3 more sources

Treating diabetic macular edema: comparative efficacy of 577 nm laser navigation exposure and threshold 532 nm laser coagulation combined with anti-angiogenic therapy [PDF]

open access: yesРоссийский офтальмологический журнал, 2022
The Navilas 577 laser system integrates a laser coagulator with a tracking system and a fundus camera. The system ensures operation planning and representing the results of optical coherence tomography on the fundus image, which makes the treatment fast,
I. A. Krylova   +2 more
doaj   +2 more sources

Anatomical effects of ablation of the anterior retina in small animal eyes [PDF]

open access: yesBMC Ophthalmology
Background To provide anatomical data after cryo and laser ablation of the anterior retina in mice, rats, and rabbits as a prerequisite to make surgical procedures in these species safer. Methods 12 eyes per species of C57BL/6J wild-type (wt) mice, Brown
Jiayun Wang   +10 more
doaj   +2 more sources

Comparison of cutting and coagulation properties of 1.56 and 1.94 µm fiber lasers and a 0.98 µm semiconductor laser

open access: yesБюллетень сибирской медицины, 2022
Aim of the study was to compare the cutting and coagulation properties of 1.56 and 1.94 μm fiber lasers with those of a 0.98 μm semiconductor laser.Materials and methods. A comparative study of the biological effects of 1.56 and 1.94 µm lasers and a 0.98
M. A. Ryabova   +5 more
doaj   +1 more source

Algorithm for the treatment of advanced proliferative diabetic retinopathy

open access: yesОфтальмохирургия, 2023
Purpose. To develop an algorithm for the treatment of patients with advanced proliferative diabetic retinopathy with the determination of the stages of laser and surgical methods and evaluate its effectiveness. Material and methods.
A.V. Tereshchenko   +6 more
doaj   +1 more source

Ex vivo vaporization performance study of human prostate tissue using in-house designed thulium fiber laser

open access: yesAnnals of Medical Science and Research, 2023
Introduction: Laser technologies including thulium, Holmium: Yttrium aluminum garnet (Ho: YAG), Potassium-titanyl-phosphate and diode laser have been explored in recent years for the treatment of benign prostatic hyperplasia.
Krishnendu Maiti   +4 more
doaj   +1 more source

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