2012 ©
             Publication
Journal Publication
Title of Article Transcutaneous light penetration of simultaneous superpulsed and multiple wavelength photobiomodulation therapy in living dog tissue 
Date of Acceptance 20 September 2021 
Journal
     Title of Journal The Thai Journal of Veterinary Medicine 
     Standard SCOPUS 
     Institute of Journal Faculty of Veterinary Science Chulalongkorn University, Bangkok, Thailand. 
     ISBN/ISSN  
     Volume  
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     Year of Publication 2021 
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     Abstract Photobiomodulation therapy (PBMT) is used as an adjunctive therapy for wound healing, pain relief and rehabilitation. The penetration of light to the target tissue is the crucial factor. The aim of this study was to investigate the potential penetration of simultaneous superpulsed and multiple wavelength (SPMW) PBMT on living tissue in dogs. Twenty client-owned dogs were anesthetized and underwent abdominal surgery. The PMBT device was set at 50 Hz and delivered light for 60 sec at different distances; at 0 cm (contact) and 1 cm tissue-device distance (non-contact). The power meter was placed and measured the mean output power (MOP) under the skin tissue only, and the combination of skin and muscle tissue. The average thickness of skin was 2.97 mm (ranging from 1.7 to 4.3 mm) and the combination of skin and muscle tissue thickness was 15.87 mm (ranging from 10.0 to 30.0 mm). For skin tissue, MOP was found to be at 13.00±4.99 mW and 3.47±1.79 mW using skin contact and non-contact mode, respectively. For the combination of skin and muscle tissue, MOP was found to be at 1.46±1.11 mW and 0.35±0.51 mW using skin contact and non-contact mode, respectively. The MOP of skin contact was significantly greater than the non-contact both on skin tissue only and the combination of skin and muscle tissue (P<0.05). Based on these results, transcutaneous SPMW PBMT with a preset parameter of 50 Hz has been proven to be appropriate for target tissue thickness up to approximately 30.0 mm.  
     Keyword combined wavelength laser, low intensity laser therapy, penetration, photobiomodulation therapy, transmission 
Author
597180007-2 Mr. SOMPHONG HOISANG [Main Author]
Veterinary Medicine Doctoral Degree

Reviewing Status มีผู้ประเมินอิสระ 
Status ได้รับการตอบรับให้ตีพิมพ์ 
Level of Publication นานาชาติ 
citation false 
Part of thesis true 
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