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Photomedicine and Laser Surgery

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https://www.readbyqxmd.com/read/28632456/effect-of-carbon-dioxide-laser-on-increasing-vestibular-depth-in-cleft-lip-and-palate-patients
#1
Sogra Yassaei, Hossein Aghili, Alireza Navab Azam, Mahjobeh Gholdani Moghadam, Isa Safari
BACKGROUND: Shallow upper buccal sulcus deformity in cleft lip and palate patients is one of the common secondary deformities after primary cleft lip and palate repair; this deformity may prevent or complicate orthodontic and prosthodontic procedures causing aesthetic and functional problems. A number of methods are described to increase the anterior maxillary sulcus in these patients. PURPOSE: This study assessed the use of a carbon dioxide laser (CO2) to increase the sulcus depth...
June 20, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28628423/current-considerations-for-low-level-laser-therapy-photobiomodulation-therapy-in-the-management-of-side-effects-of-chemoradiation-therapy-for-cancer
#2
Kenji Yoshida
No abstract text is available yet for this article.
June 19, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28622484/bactericidal-effect-of-er-yag-laser-activated-sodium-hypochlorite-irrigation-against-biofilms-of-enterococcus-faecalis-isolate-from-canal-of-root-filled-teeth-with-periapical-lesions
#3
Xiaogang Cheng, Doudou Xiang, Wenxi He, Jun Qiu, Bing Han, Qing Yu, Yu Tian
OBJECTIVE: This study was to evaluate the bactericidal effect of Er:YAG laser-activated sodium hypochlorite irrigation (Er:YAG + NaOCl) on biofilms of Enterococcus faecalis clinical isolate. BACKGROUND DATA: It was reported that Er:YAG + NaOCl had effective bactericidal effect on laboratory-adapted E. faecalis strain, while no study has reported its effect on the clinical isolate. METHODS: Eighteen E. faecalis strains were isolated from 39 root-filled teeth with periapical lesions, and their biofilm formation abilities were evaluated using the crystal violet staining method...
June 16, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28622479/making-use-of-lasers-in-periodontal-treatment-a-new-gold-standard
#4
Kinga Grzech-Leśniak
No abstract text is available yet for this article.
June 16, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28621579/optimization-of-antimicrobial-photodynamic-therapy-in-biofilms-by-inhibiting-efflux-pump
#5
Tatiana Maria Starck Fogaça de Aguiar Coletti, Laura Marise de Freitas, Ana Marisa Fusco Almeida, Carla Raquel Fontana
BACKGROUND: One of the main mechanisms of microbial resistance is given by efflux pumps, which reduce the effectiveness of antimicrobials by decreasing their intracellular concentration. OBJECTIVE AND METHODS: Considering that efflux pump inhibitors are promising adjuvant molecules for antibiotics in infections, in this study, using XTT test and colony forming unit (CFU) counting, we evaluated the association between the pump inhibitor verapamil (VP) and the antimicrobial photodynamic therapy (aPDT) mediated by methylene blue (MB) in biofilms of Escherichia coli and Staphylococcus aureus to optimize the bacterial reduction...
June 15, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28621568/presenting-a-method-to-improve-bone-quality-through-stimulation-of-osteoporotic-mesenchymal-stem-cells-by-low-level-laser-therapy
#6
Mohammad Bayat, Ali Jalalifirouzkouhi
OBJECTIVE: This review aims to present a method to improve bone quality through stimulation of osteoporotic mesenchymal stem cells (MSCs) by low-level laser therapy (LLLT). BACKGROUND: Osteoporosis (OP) is characterized by decreased bone mass and bone strength, which results in an increased incidence of bone fractures. These fractures often lead to additional disability and mortality. Osteoporotic MSCs have reduced osteogenic differentiation when cultured in their standard differentiation media...
June 15, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28621565/light-emitting-diode-at-460%C3%A2-%C3%A2-%C3%A2-20%C3%A2-nm-increases-the-production-of-il-12-and-il-6-in-murine-dendritic-cells
#7
Tamires Marielem Carvalho-Costa, Maria Tays Mendes, Marcos Vinicius da Silva, Virmondes Rodrigues, Giuliana Cristina Marre Bruschi Thedei, Carlo Jose Freire Oliveira, Geraldo Thedei
BACKGROUND DATA: Light emitting diode (LED) therapy has been proposed as an option for the treatment of many skin inflammatory processes. Dendritic cells (DCs) are important cells of skin that participate in the initiation and activation of skin immunity. The modulation of these cells by LED could explain much of its effects. OBJECTIVE: Thus, the aim of this study was to examine the effects of LED at 460 ± 20 nm on cytokine production and the expression of surface markers on DCs...
June 15, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28613976/temperature-influence-on-myocardial-cell-cytotoxicity-of-the-extracellular-photosensitization-reaction-with-talaporfin-sodium-and-serum-proteins-at-17-37%C3%A2-c
#8
Emiyu Ogawa, Hiromi Takenoya, Tsunenori Arai
BACKGROUND: We investigated the binding of talaporfin sodium with albumin and its photocytotoxicity during temperature changes by measuring absorbance spectra. The targeted tissue temperature differs according to the procedure. The photocytotoxicity efficiency should be investigated quantitatively because efficiency changes arising from temperature changes are expected. MATERIALS AND METHODS: The temperature dependence of talaporfin sodium binding with human serum albumin (0-20 mg/mL), high-density lipoprotein (0-0...
June 15, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28613980/visible-blue-light-is-capable-of-inactivating-candida-albicans-and-other-fungal-species
#9
Tianhong Dai, Michael R Hamblin
No abstract text is available yet for this article.
June 14, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28557664/efficacy-of-laser-photobiomodulation-on-morphological-and-functional-repair-of-the-facial-nerve
#10
Daniela Vieira Buchaim, Jesus Carlos Andreo, Rui Seabra Ferreira Junior, Benedito Barraviera, Antonio de Castro Rodrigues, Mariana de Cássia Macedo, Geraldo Marco Rosa Junior, Andre Luis Shinohara, Iris Jasmin Santos German, Karina Torres Pomini, Rogerio Leone Buchaim
OBJECTIVE: Evaluate the efficacy of low-level laser therapy (LLLT) on qualitative, quantitative, and functional aspects in the facial nerve regeneration process. MATERIALS AND METHODS: Forty-two male Wistar rats were used, randomly divided into a control group (CG; n = 10), in which the facial nerve without lesion was collected, and four experimental groups: (1) suture experimental group (SEG) and (2) fibrin experimental group (FEG), consisting of 16 animals in which the buccal branch of the facial nerve was sectioned on both sides of the face; an end-to-end epineural suture was performed on the right side, and a fibrin sealant was used on the left side for coaptation of the stumps; and (3) laser suture experimental group (LSEG) and (4) laser fibrin experimental group (LFEG), consisting of 16 animals that underwent the same surgical procedures as SEG and FEG with the addition of laser application at three different points along the surgical site (pulsed laser of 830 nm wavelength, optical output power of 30 mW, power density of 0...
May 26, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28537820/photodynamic-diagnosis-and-narrow-band-imaging-in-the-management-of-bladder-cancer-a-review
#11
Piotr Kutwin, Tomasz Konecki, Marcin Cichocki, Piotr Falkowski, Zbigniew Jabłonowski
BACKGROUND: Bladder cancer is the most common malignancy of the urinary tract. Its proper diagnosis and efficient treatment is still considered a challenge in Urology today. White Light Cystoscopy is a gold standard for the diagnosis, follow-up, and endoscopic treatment of bladder cancer. To improve the efficacy of bladder cancer management, photodynamic diagnosis and narrow-band imaging have been introduced to the urological armamentarium. OBJECTIVE AND METHODS: The article presents the current state of knowledge of technical solutions that are intended to improve the diagnosis and management of bladder cancer...
May 22, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28525303/low-level-laser-therapy-after-wisdom-teeth-surgery-evaluation-of-immunologic-markers-secretory-immunoglobulin-a-and-lysozyme-levels-and-thermographic-examination-placebo-controlled-study
#12
Tatjana Dostalova, Veronika Kroulikova, Stepan Podzimek, Helena Jelinková
OBJECTIVE: The goal of this investigation is to analyze the effect of therapeutic low-level laser therapy (LLLT) to have a possibility to check pain and inflammation connected with surgical removal of impacted lower third molars in general anesthesia or even phobia [not accompanied by pain or fear of dental treatment, using immunologic markers-secretory immunoglobulin A (sIgA) and lysozyme]. The healing process was also monitored by infrared thermography. BACKGROUND DATA: LLLT can accelerate the proliferation phase of healing and decrease the inflammatory reaction, but the effect is not really clear...
May 16, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28445107/hypodermal-adipose-tissue-sonoelastography-for-monitoring-treatment-response-in-patients-with-plaque-psoriasis
#13
Annunziata Dattola, Simone Altobelli, Salvatore Marsico, Domenico Plastina, Steven P Nistico, Armando Cavallo, Roberto Floris, Luca Bianchi, Manlio Guazzaroni
BACKGROUND: Psoriasis (PsO) is a multifactorial chronic and relapsing skin disease that affects about 125 million people in the world. Several studies have demonstrated the link between adipose tissue, inflammation, and PsO. The purpose of our study is to evaluate hypodermal adipose tissue inflammation underneath PsO plaques quantifying tissue elasticity with sonoelastography before and after treatment. The study was conducted at the Department of Dermatology of the University of "Rome Tor Vergata" and Department of Radiology of the University of "Rome Tor Vergata...
April 24, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28436746/penetration-time-profiles-for-two-class-3b-lasers-in-in-situ-human-achilles-at-rest-and-stretched
#14
Daniel Huseby Bordvik, Sturla Haslerud, Ingvill Fjell Naterstad, Rodrigo Alvaro Brandão Lopes-Martins, Ernesto Cesar Pinto Leal Junior, Jan Magnus Bjordal, Jon Joensen
BACKGROUND AND OBJECTIVE: The majority of studies investigating penetration of laser light are performed in vitro on skin flaps, with measures of immediate penetration depth and energy loss. The aim of this study was to investigate the penetration time profiles for two different lasers used in low-level laser therapy, during 150 sec of exposure both in stretched and relaxed human Achilles in situ. MATERIALS AND METHODS: Thirty-four Achilles tendons from 17 healthy volunteers were irradiated by an 810 nm, 200 mW, continuous- and a 904 nm, 60 mW, super-pulsed laser...
April 21, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28426376/evaluation-of-different-laser-supported-surgical-protocols-for-the-treatment-of-oral-leukoplakia-a-long-term-follow-up
#15
Samir Nammour, Toni Zeinoun, Amaury Namour, Alain Vanheusden, Paolo Vescovi
PURPOSE: The aim of this study was to evaluate the long-term success rate of oral leukoplakia treatments by using different laser-supported surgical protocols. PATIENTS AND METHODS: Overall, 2347 diagnosed homogeneous oral leukoplakias were treated with CO2 laser and were included in this study. Different surgical protocols (P) were used: P1 (SV = superficial scanning) was a complete superficial vaporization of the leukoplakia by a scanning mode in two passages respecting an overlapping...
April 20, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28426336/effect-of-laser-energy-and-tip-insertion-depth-on-the-pressure-generated-outside-the-apical-foramen-during-er-yag-laser-activated-root-canal-irrigation
#16
Kanako Yao, Kazuhisa Satake, Satoshi Watanabe, Arata Ebihara, Chihiro Kobayashi, Takashi Okiji
OBJECTIVE: The risk of extrusion of irritative irrigants into the extraradicular tissue should be minimized during root canal irrigation. This study aimed to examine the pressure generated outside the apex during Er:YAG laser-activated irrigation (LAI) in comparison with passive ultrasonic irrigation (PUI) and conventional syringe irrigation (SI). BACKGROUND DATA: LAI is reported to be efficient for root canal debridement, whereas the apical pressure generated during LAI has not been investigated in detail...
April 20, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28426292/efficacy-of-three-different-lasers-on-eradication-of-enterococcus-faecalis-and-candida-albicans-biofilms-in-root-canal-system
#17
Silvija Kasić, Marita Knezović, Nataša Beader, Dragana Gabrić, Ana Ivanišević Malčić, Anja Baraba
OBJECTIVE: The objective was to compare the efficacy of three different lasers in disinfection of root canals inoculated with Enterococcus faecalis and Candida albicans biofilms. BACKGROUND: Endodontic space disinfection depends on the type of root canal irrigant used and the way it is delivered and agitated because irrigants have limited ability to reach all parts of root canal system. MATERIALS AND METHODS: Thirty single-rooted human teeth were selected...
April 20, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28394240/effect-of-laser-activated-irrigations-on-smear-layer-removal-from-the-root-canal-wall
#18
Xiaoli Wang, Xiaogang Cheng, Baogang Liu, Xin Liu, Qing Yu, Wenxi He
OBJECTIVE: The purpose of this study was to evaluate the effect of laser-activated irrigations (LAI) by using the Erbium: Yttrium Aluminum Garnet (Er:YAG) laser and the Erbium Chromium: Yttrium Scandium Gallium Garnet (Er,Cr:YSGG) laser on removing smear layer (SL) from the root canal wall. BACKGROUND DATA: LAI has been proposed as an adjuvant to conventional protocols of endodontic treatment to enhance the disinfection, which is a promising protocol for SL removal...
April 5, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28375684/minimally-invasive-excision-of-epulides-with-a-co2-laser-a-retrospective-study-of-90-patients
#19
Astrid Truschnegg, Stephan Acham, Lumnije Kqiku, Norbert Jakse, Alfred Beham
OBJECTIVE: It is the aim of this study to evaluate if the CO2 laser can beneficially be applied for excising epulides. BACKGROUND DATA: The standard procedure for treating epulides involves the excision of the hyperplastic tissue followed in most cases by the removal of parts of the underlying bone and the final closure of the wound by a flap. The use of the CO2 laser for the treatment of epulides has been documented only in isolated case reports and very few case series...
March 30, 2017: Photomedicine and Laser Surgery
https://www.readbyqxmd.com/read/28358663/a-retrospective-evaluation-of-partial-glossectomy-for-early-tongue-cancer-using-a-carbon-dioxide-laser
#20
Akira Kimoto, Hiroaki Suzuki, Junya Yamashita, Junichiro Takeuchi, Kousuke Matsumoto, Yui Enomoto, Takahide Komori
OBJECTIVE: The purpose of this study was to retrospectively evaluate the postoperative results of partial glossectomy for early tongue cancer using a carbon dioxide laser (CO2 laser). BACKGROUND DATA: CO2 lasers are frequently used for the excision or treatment of soft tissue in a range of diseases, including oral cancer, leukoplakia, mucocele, anomalies of the labial and lingual frenum, and peri-implantitis. MATERIALS AND METHODS: We retrospectively reviewed 31 primary cases of early superficial tongue cancer that were treated using CO2 lasers...
March 30, 2017: Photomedicine and Laser Surgery
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