Laser dentistry: a new application of excimer laser in root canal therapy.

abstract：BACKGROUND AND OBJECTIVES:Intra-operative identification of tumor by fluorescence may improve surgical resection or photodynamic therapy (PDT). A novel instrument was designed, constructed, and tested for this purpose. STUDY DESIGN/MATERIALS AND METHODS:The instrument was designed to provide high-resolution, multi-spe...

journal_title：Lasers in surgery and medicine

authors： Yang VX,Muller PJ,Herman P,Wilson BC

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:LED photomodulation has been shown to profoundly influence cellular behavior. A variety of parameters with LED photomodulation can alter cellular response in vitro. The effects of one visible and one infrared wavelength were evaluated to determine the optimal ratio to produce a net increase in ...

journal_title：Lasers in surgery and medicine

authors： McDaniel DH,Weiss RA,Geronemus RG,Mazur C,Wilson S,Weiss MA

更新日期：2010-08-01 00:00:00

abstract：:Laser recanalization using metal capped fibers occurs by thermal vaporization of occluding plaque. However, little is known about the effects of blood and flow on the temperature of the laser probe or the arterial wall during lasing. To study this, probe and arterial wall temperatures were measured while a metal cappe...

journal_title：Lasers in surgery and medicine

authors： Silverman SH,Khoury AI,Abela GS,Seeger JM

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Objectively measure and compare postoperative collagen thermal damage and subsequent new collagen synthesis after cutaneous laser resurfacing using two carbon dioxide laser systems. STUDY DESIGN/MATERIALS AND METHODS:We created 240 resurfacing wounds on eight piglets with scanned and short-pul...

journal_title：Lasers in surgery and medicine

authors： Kuo T,Speyer MT,Ries WR,Reinisch L

更新日期：1998-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Swelling and trismus are complications experienced by nearly all subjects after undergoing oral surgery for the removal of impacted teeth. The main purpose of this paper was to compare the effects of photobiomodulation therapy (PBMT) at two different wavelengths applied intra-orally and extra-o...

journal_title：Lasers in surgery and medicine

authors： Sierra SO,Deana AM,Bussadori SK,da Mota AC,Ferrari RA,do Vale KL,Fernandes KP

更新日期：2016-07-01 00:00:00

abstract：:Laser photocoagulation has proven to be valuable in the treatment of port-wine stains. In this application, the minimal blanching technique is used as an indicator of suitable dosage since it has been demonstrated that the immediate appearance a white mark is required to achieve permanent blanching a few months later....

journal_title：Lasers in surgery and medicine

authors： Mordon S,Beacco C,Rotteleur G,Brunetaud JM

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Photodynamic therapy (PDT) has become one of the emerging options in management of cancer and other diseases. The major goal of PDT is to kill cancer cell without causing any adverse effect to the normal cells. PDT in combination of different therapeutic agents is being evaluated to improve the...

journal_title：Lasers in surgery and medicine

authors： Ahn JC,Biswas R,Chung PS

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:The pulsed holmium laser is a promising tool for tissue ablation but possesses some limitations. For example, it is capable of producing significant mechanical damage in certain tissues in the form of fissures and fractures. Because longer pulse durations should reduce mechanical damage, this s...

journal_title：Lasers in surgery and medicine

authors： Domankevitz Y,McMillan K,Nishioka NS

更新日期：1996-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Lasers can be used to modify the chemical composition of dental enamel to increase the bond strength to restorative materials and to render the mineral phase more resistant to acid dissolution. Previous studies have suggested a synergistic relationship between CO(2) laser irradiation and fluor...

journal_title：Lasers in surgery and medicine

authors： Wheeler CR,Fried D,Featherstone JD,Watanabe LG,Le CQ

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:To functionally evaluate the efficacy of glatiramer acetate (Cop-1) as a neuroprotective treatment for laser-induced retinal injuries in rats. STUDY DESIGN/MATERIALS AND METHODS:Using standard lasering and flash ERG techniques, we evaluated the effect of photocoagulation and of Cop-1 treatmen...

journal_title：Lasers in surgery and medicine

authors： Belokopytov M,Ben-Shlomo G,Rosner M,Belkin M,Dubinski G,Epstein Y,Ofri R

更新日期：2008-03-01 00:00:00

abstract：:Er-YAG (2.9 microns, 200 microseconds pulsewidth) and Ho-YAG (2.12 microns, 250 microseconds pulsewidth) lasers were used to irradiate bovine crystalline lenses. Mass ablated increased with increasing fluence for both lasers and was greater for the Er-YAG than the Ho-YAG laser at all fluences. The mass loss vs. fluenc...

journal_title：Lasers in surgery and medicine

authors： Ross BS,Puliafito CA

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Verteporfin is a new photosensitizer with short-term skin photosensitivity. The objective of this preclinical study was to find the light dose that effectively ablates canine esophageal mucosa when delivered 30 minutes after Verteporfin injection. STUDY DESIGN/MATERIALS AND METHODS:Verteporfin...

journal_title：Lasers in surgery and medicine

authors： Panjehpour M,DeNovo RC,Petersen MG,Overholt BF,Bower R,Rubinchik V,Kelly B

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Complete neurosurgical resection of intracranial meningiomas is essential to avoid residual tumor tissue and thus minimize the risk of tumor recurrence. However, local recurrence of meningiomas is not uncommon mainly due to insufficient intraoperative detection of residual tumor tissue within ...

journal_title：Lasers in surgery and medicine

authors： Wadiura LI,Millesi M,Makolli J,Wais J,Kiesel B,Mischkulnig M,Mercea PA,Roetzer T,Knosp E,Rössler K,Widhalm G

更新日期：2020-07-01 00:00:00

abstract：BACKGROUND:Femtosecond (fs) Laser Ionisation Mass Spectrometry (fs-LIMS) on colon tissues are described and investigated using ionization/fragmentation processes in details to present a new application in this study. Linear Time of Flight (L-TOF) mass analyzer was utilized to investigate paraffin-embedded human tissue ...

journal_title：Lasers in surgery and medicine

authors： Gündoğdu Y,Alptekin H,Karabağlı P,Şahin M,Kilic HŞ

更新日期：2019-04-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:There is an increasing interest in treating vascular lesions with a long-pulse Alexandrite laser. However, it is difficult to search information in the literature about infantile hemangiomas (IH) treated with long-pulse Alexandrite laser. This article aims to determine whether 755 nm long-pulse...

journal_title：Lasers in surgery and medicine

authors： Su W,Ke Y,Xue J

更新日期：2014-03-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Striae distensae (SD) are cutaneous lesions that often occur on the breasts, abdomen, hips, and thighs. The aim of this study is to evaluate the effectiveness of a new technique using a non-invasive Er:YAG laser combined with Spatially Modulated Ablation (SMA) module for the treatment of SD. S...

journal_title：Lasers in surgery and medicine

authors： Meningaud JP,SidAhmed-Mezi M,Billon R,Rem K,La Padula S,Hersant B

更新日期：2019-03-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:To investigate silicone naphthalocyanine (SINc; 0.5 mg/kg) for photodynamic therapy (PDT) of the ciliary body in pigmented rabbits. STUDY DESIGN/MATERIALS AND METHODS:SINc was dissolved in canola oil by heating, emulsified with Tween-80, and given by ear vein. Pharmacokinetics were studied in ...

journal_title：Lasers in surgery and medicine

authors： Hill RA,Garrett J,Reddi S,Esterowitz T,Liaw LH,Ryan J,Shirk J,Kenney M,Shimuzu S,Berns MW

更新日期：1996-01-01 00:00:00

abstract：:Previous investigators, using relatively high irradiance levels, have been unable to demonstrate viable tissue in the plume during carbon dioxide laser vaporization. Our study was undertaken to reinvestigate this possibility, particularly at the lower irradiance levels that are currently in clinical use. Fresh post-mo...

journal_title：Lasers in surgery and medicine

authors： Walker NP,Matthews J,Newsom SW

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Varied physical and chemical characteristic of root canal sealers and different irrigant agitation systems can influence the depth of penetration. The aim of this in vitro study was to use a laser scanning confocal microscope in order to assess the dentinal tubules penetration of various sealer...

journal_title：Lasers in surgery and medicine

authors： Akcay M,Arslan H,Durmus N,Mese M,Capar ID

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Current fat-graft animal models require weeks, to months, for results. The purpose of this study was to develop a model for the rapid identification of adipocyte protectants, using apoptosis-specific fluorescence. The goal of our model was to predict long-term fat graft survival within a 10-da...

journal_title：Lasers in surgery and medicine

authors： Medina MA 3rd,Nguyen JT,McCormack MM,Randolph MA,Austen WG Jr

更新日期：2009-12-01 00:00:00

abstract：:The argon fluoride excimer laser is investigated as a cutting-ablating tool for bone surgery. Quantitative measurements are presented for various fluences of laser energy and number of pulses. Histological data are presented that demonstrate the minimal damage to the surrounding material from the laser interaction. Co...

journal_title：Lasers in surgery and medicine

authors： Lustmann J,Ulmansky M,Fuxbrunner A,Lewis A

更新日期：1991-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Efficacy of topical anesthetics can be enhanced by pretreatment of the skin with ablative fractional lasers. However, little is known about the role of parameters such as laser modality and laser density settings in this technique. Aims of this study were to compare the efficacy of pretreatmen...

journal_title：Lasers in surgery and medicine

authors： Meesters AA,Nieboer MJ,Kezic S,de Rie MA,Wolkerstorfer A

更新日期：2018-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:The risks of currently available invasive procedures in body contouring motivate a need for safer, non-invasive technologies for improving the appearance of body silhouette. A new device has been developed that uses focused therapeutic ultrasound to reduce adipose tissue non-invasively. The ai...

journal_title：Lasers in surgery and medicine

authors： Moreno-Moraga J,Valero-Altés T,Riquelme AM,Isarria-Marcosy MI,de la Torre JR

更新日期：2007-04-01 00:00:00

abstract：:Previous reports of effects of CO2 laser energy on human fibrocartilage suggest thermal injury extends to a depth of approximately 70 microns from the target surface with power settings of 35 W and exposure times of 0.5 seconds. The present study was undertaken to look for more subtle evidence of thermal alteration of...

journal_title：Lasers in surgery and medicine

authors： Whipple TL,Marotta JJ,May TC,Caspari RB,Meyers JF

更新日期：1987-01-01 00:00:00

abstract：:Hematoporphyrin derivative (HpD) is a photoactive, oncophilic substance that produces cutaneous photosensitivity as its only significant side effect. Twenty-three patients who received systemic HpD and the usual light-avoidance precautions were studied prospectively to determine the incidence and severity of cutaneous...

journal_title：Lasers in surgery and medicine

authors： Wooten RS,Smith KC,Ahlquist DA,Muller SA,Balm RK

更新日期：1988-01-01 00:00:00

abstract：:The author's experience in the use of the argon laser in the treatment of superficial vascular lesions in children is reviewed. Deteriorating portwine stains, strawberry hemangiomas, other hemangiomas, telangiectasias, and other lesions are discussed. Their natural histories are discussed. Details are given regarding ...

journal_title：Lasers in surgery and medicine

authors： Hobby LW

更新日期：1986-01-01 00:00:00

abstract：:The use of pulsed laser radiation to recanalize occluded biliary endoprostheses was examined. In vitro measurements demonstrated that a repetitively pulsed organic dye laser transmitted through a small diameter quartz fiber can recanalize an occluded stent in less than 10 sec without causing visible damage to the sten...

journal_title：Lasers in surgery and medicine

authors： Nishioka NS,Kelsey PB,Kibbi AG,Mihm MC Jr,Anderson RR

更新日期：1987-01-01 00:00:00

abstract：:This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain. Normal rat brains were exposed to argon laser light (454-514.5 nm) delivered through an intracerebral end-emitting (bare-tipped) or a diffusion-emitting (sapphire-tipped) optical f...

journal_title：Lasers in surgery and medicine

authors： Elias Z,Powers SK,Atstupenas E,Brown JT

更新日期：1987-01-01 00:00:00

abstract：:This work presents measurements of time-resolved fluorescence microscopy of hematoporphyrin-derivative (HpD) in single cells of mice tissue (both tumor and normal cells), in HeLa Cells, and in solution. The measurements were performed using a pulsed-laser microfluorometer with high spatial and temporal resolution. In ...

journal_title：Lasers in surgery and medicine

authors： Docchio F,Ramponi R,Sacchi CA,Bottiroli G,Freitas I

更新日期：1982-01-01 00:00:00

abstract：OBJECTIVES:Laser lithotripsy, often used during ureteronephroscopy (URNS), requires the Ho:YAG optical fiber transmit energy via total internal reflection (TIR). In critical lower pole deflections, energy may refract into the cladding causing fiber failure and scope damage. New optical fiber technology aims to have inc...

journal_title：Lasers in surgery and medicine

authors： Forbes CM,Rebullar KA,Teichman JMH

更新日期：2018-10-01 00:00:00