نتایج جستجو برای: laser soldering

تعداد نتایج: 185997  

Mohammad Etrati Khosroshahi, Mohammad Sadegh Nourbakhsh

Introduction: Laser tissue soldering is a new technique for repair of various tissues including the skin, liver, articular cartilage and nerves and is a promising alternative to suture. To overcome the problems of thermal damage to surrounding tissues and low laser penetration depth, some exogenous chromophores such as gold nanoshells, a new class of nanoparticles consisting of a dielectric cor...

Amir Hooshyar Farhad Tabatabaee6 Mohammad Etrati Khosroshahi, Mohammad Sadegh Nourbakhsh Pirooz Salehian Shahram Rabbani Sohrab Saremi

Introduction: Laser tissue soldering using albumin and indocyanine green dye (ICG) is an effective technique utilized in various surgical procedures. The purpose of this study was to perform laser soldering of rat skin under a feedback control system and compare the results with those obtained using standard sutures. Material and Methods: Skin incisions were made over eight rats’ dorsa, which w...

Journal: :iranian journal of medical physics 0
mohammad sadegh nourbakhsh phd student in biomaterials, amirkabir university of technology, tehran, iran. mohammad etrati khosroshahi associated professor, faculty of biomedical engineering, amirkabir university of technology, tehran, iran. sohrab saremi m.sc in bioelectric engineering, islamic azad university, tehran, iran. shahram rabbani assistant professor, tehran heart center, tehran university of medical sciences, tehran, iran amir hooshyar m.sc in biomechanics engineering, amirkabir university of technology, tehran, iran. farhad tabatabaee6 assistant professor, biomedical engineering dept., amirkabir university of technology, tehran, iran.

introduction: laser tissue soldering using albumin and indocyanine green dye (icg) is an effective technique utilized in various surgical procedures. the purpose of this study was to perform laser soldering of rat skin under a feedback control system and compare the results with those obtained using standard sutures. material and methods: skin incisions were made over eight rats’ dorsa, which w...

Journal: :iranian journal of medical physics 0
mohammad sadegh nourbakhsh assistant professor, department of materials, faculty of engineering, university of semnan, semnan, iran mohammad etrati khosroshahi professor, laser and nanobiophotonics lab., faculty of biomedical engineering , amirkabir university of technology, tehran, iran

introduction: laser tissue soldering is a new technique for repair of various tissues including the skin, liver, articular cartilage and nerves and is a promising alternative to suture. to overcome the problems of thermal damage to surrounding tissues and low laser penetration depth, some exogenous chromophores such as gold nanoshells, a new class of nanoparticles consisting of a dielectric cor...

Journal: :PhotonicsViews 2021

2012
M. S. Nourbakhsh M. E. Khosroshahi

Laser soldering is based on applying some soldering material (albumin) onto the approximated edges of the cut and heating the solder (and the underlying tissues) by a laser beam. Endogenous and exogenous materials such as indocyanine green (ICG) are often added to solders to enhance light absorption. Gold nanoshells are new materials which have an optical response dictated by the plasmon resona...

Journal: :Skull base : official journal of North American Skull Base Society ... [et al.] 2007
Boaz Forer Tamar Vasileyev Ziv Gil Tamar Brosh Naam Kariv Abraham Katzir Dan M Fliss

BACKGROUND AND OBJECTIVES The purposes of this study were to demonstrate that laser soldering is safe and effective for tissue bonding in dural reconstruction and to compare this new reconstruction technique to an established one. STUDY DESIGN A temperature-controlled fiberoptic CO(2) laser system or fibrin glue were used for in vitro dural defect reconstruction in two groups of pigs. The CO(...

Journal: :Journal of Welding and Joining 2009

Journal: :Microelectronics Reliability 2012
Tamás Hurtony Attila Bonyár Péter Gordon Gábor Harsányi

In this work we compare the microstructures of intermetallic compounds (IMCs) in electrochemically stripped solder joints created by two different soldering methods (vapor phase soldering (VPS), and selective laser soldering with a CO2 laser). After the selective removal of the Sn phase with amperometry, the microstructure and structural composition of the IMC can be revealed in a detailed way,...

2002
Hua Xie Brian S. Shaffer Scott Prahl Kenton W. Gregory

Sutureless end to end ureteral anastomoses was successfully constructed in acute and chronic experiments. A photothermal sensitive hydrolyzable (PSH) albumin stent played roles as solder and intraluminal supporter to adhesion and position the anastomosed ureter by end to end fashion. The anastomosis seam was lased with 810 nm diode laser energy supplied through hand-held 600 mm noncontact optic...

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