Study of the in vivo and in vitro photosensitizing capabilities of uroporphyrin I compared to photofrin II.

abstract：BACKGROUND AND OBJECTIVE:Low-intensity laser irradiation (LILI) has been used to modulate a variety of biological processes, including diabetic wound healing. The mechanism of action is thought to exist primarily with the mitochondria. This study aimed to determine the effect of irradiation on normal, diabetic, and isc...

journal_title：Lasers in surgery and medicine

authors： Houreld NN,Masha RT,Abrahamse H

更新日期：2012-07-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to evaluate the effect of relatively novel approach of application of polychromatic light waves on flap survival of experimental musculocutaneous flap model and to investigate efficacy of this modality as a delay procedure to increase vascularization of zone 4 of transverse rectus ab...

journal_title：Lasers in surgery and medicine

authors： Calis M,Demirtas TT,Sert G,Irmak G,Gumusderelioglu M,Turkkani A,Çakar AN,Ozgur F

更新日期：2019-08-01 00:00:00

abstract：:The time constant model, as an approximation to the bio-heat equation, was tested for non-ablating, deep penetrating (argon) laser beams in absorbing tissue phantoms (polyacrylamide) in air. Temperature responses were measured with a thermal camera, both during laser irradiation as well as after the laser beam was swi...

journal_title：Lasers in surgery and medicine

authors： Meijering LJ,van Gemert MJ,Gijsbers GH,Welch AJ

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Pores in the sclera are a candidate pathway for aqueous transport and therefore can be utilized to decrease the intraocular pressure (IOP) in glaucomatous eyes. Since pore formation is a well-known mechanism for stress relaxation in solids, laser-induced creation of pores in cartilage increase...

journal_title：Lasers in surgery and medicine

authors： Baum OI,Sobol EN,Bolshunov AV,Fedorov AA,Khomchik OV,Omelchenko AI,Shcherbakov EM

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:To evaluate the effects on disruption of hair growth of the non-coherent filtered flashlamp intense pulsed light (IPL) source. MATERIALS AND METHODS:Twenty-eight sites on 23 patients with Fitzpatrick type I-III were enrolled using a single treatment IPL followed for three months post-treatment...

journal_title：Lasers in surgery and medicine

authors： Weiss RA,Weiss MA,Marwaha S,Harrington AC

更新日期：1999-01-01 00:00:00

abstract：BACKGROUND:We sought to investigate risk factors for recurrence of vaginal intraepithelial neoplasia (VAIN) in the vaginal vault after laser vaporization. MATERIALS AND METHODS:Among 162 patients treated with laser vaporization in the vaginal vault after hysterectomy between March 1998 and August 2007, the clinical da...

journal_title：Lasers in surgery and medicine

authors： Kim HS,Park NH,Park IA,Park JH,Chung HH,Kim JW,Song YS,Kang SB

更新日期：2009-03-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Helium plasma skin regeneration (PSR) is a novel skin rejuvenation technology with significant differences compared with nitrogen PSR technology but that may exert similar skin tissue effects. Study objectives included a comparison of acute and chronic skin tissue changes among the two plasmas...

journal_title：Lasers in surgery and medicine

authors： Holcomb JD,Schucker A

更新日期：2020-01-01 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：:Laser balloon angioplasty with Nd:YAG energy has been proposed as a method to seal intimal dissection and prevent elastic recoil after balloon angioplasty. To better define the vessel response to laser balloon angioplasty, its effects on luminal diameter, Indium-111 labelled platelet deposition, and histology were stu...

journal_title：Lasers in surgery and medicine

authors： Alexopoulos D,Sanborn TA,Marmur JD,Badimon JJ,Badimon L,Dische R,Fuster V

更新日期：1994-01-01 00:00:00

abstract：:Heat-induced oxygen tension changes in RIF-1 tumors in C3H male mice were analyzed in an attempt to correlate these changes with tumor response to Nd:YAG laser heating. A low power, microprocessor-controlled Nd:YAG laser was used to superficially heat 250-300 mm3 tumors to base temperatures of 44, 45, 46, or 48 degree...

journal_title：Lasers in surgery and medicine

authors： Fahy AK,Waldow SM

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Laser ablation of stratum corneum (SC) enhances transdermal delivery of hydrophilic drugs. The influence of the infrared (IR) (lambda = 1,064 nm), visible (lambda = 532 nm), and ultraviolet (UV) (lambda = 355 nm) radiations of a Nd:YAG laser on transdermal delivery of 5-Fluorouracil (5-Fu) acro...

journal_title：Lasers in surgery and medicine

authors： Gómez C,Costela A,García-Moreno I,Llanes F,Teijón JM,Blanco D

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Wound-healing delays caused by lateral thermal damage to tissue remain a drawback of CO(2) surgical lasers. This study compares the thermal damage and wound-healing properties of a 7.5-micros pulsed CO(2) laser with scalpel and continuous wave (CW) CO(2) laser incisions. STUDY DESIGN/MATERIALS...

journal_title：Lasers in surgery and medicine

authors： Sanders DL,Reinisch L

更新日期：2000-01-01 00:00:00

abstract：:The purpose of this review is to call attention in the use of chlorophyll-a and bacteriochlorophyll-a to develop more than 600 photosensitizers (lambda (max) 660 nm-800 nm) during the last 15 years (1990-2005) at the Photodynamic Therapy Center, Roswell Park Cancer Institute, Buffalo. This article mainly includes the ...

journal_title：Lasers in surgery and medicine

authors： Pandey RK,Goswami LN,Chen Y,Gryshuk A,Missert JR,Oseroff A,Dougherty TJ

更新日期：2006-06-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Low-intensity laser irradiation is claimed to enhance wound healing. Healing after myocardial infarction results in ventricular enlargement and wall thinning. If laser treatment accelerated cardiac healing, we speculated that ventricular remodeling would be attenuated. STUDY DESIGN/MATERIALS A...

journal_title：Lasers in surgery and medicine

authors： Whittaker P,Patterson MJ

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:The Holmium: YAG (Ho: YAG) laser has been used for the ablation of prolapsed discs but alternative techniques are available, and this application remains controversial. It also has potential for the decompression of nerve roots within narrowed foraminae with the technique of endoscopic laser fo...

journal_title：Lasers in surgery and medicine

authors： Hafez MI,Zhou S,Coombs RR,McCarthy ID

更新日期：2001-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Hereditary hemorrhagic telangiectasia (HHT) is a hereditary condition that is associated with arteriovenous malformations. A common site for these malformations is the nasal mucosa, which is associated with severe epistaxis and debilitation for affected patients. We evaluated the efficacy and ...

journal_title：Lasers in surgery and medicine

authors： Bertlich M,Kashani F,Weiss BG,Wiebringhaus R,Ihler F,Freytag S,Gires O,Kühnel T,Haubner F

更新日期：2020-06-23 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Previously, we have shown that a 43°C pretreatment can provide thermotolerance to a following, more severe, thermal stress at 45°C. Using cells that lack the Hsp70 gene, we have also shown that there is still some thermotolerance in the absence of HSP70 protein. The purpose of this study was t...

journal_title：Lasers in surgery and medicine

authors： Beckham JT,Wilmink GJ,Opalenik SR,Mackanos MA,Abraham AA,Takahashi K,Contag CH,Takahashi T,Jansen ED

更新日期：2010-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Acne scarring is a common complication of acne but no effective single treatment modality has been developed. To compare the efficacy of 1,550 nm Er:Glass fractional laser and chemical reconstruction of skin scar (CROSS) method in the treatment of acne scars. STUDY DESIGN/MATERIALS AND METHODS...

journal_title：Lasers in surgery and medicine

authors： Kim HJ,Kim TG,Kwon YS,Park JM,Lee JH

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:There are some indications that low-level laser therapy (LLLT) may delay the development of skeletal muscle fatigue during high-intensity exercise. There have also been claims that LED cluster probes may be effective for this application however there are differences between LED and laser sour...

journal_title：Lasers in surgery and medicine

authors： Leal Junior EC,Lopes-Martins RA,Rossi RP,De Marchi T,Baroni BM,de Godoi V,Marcos RL,Ramos L,Bjordal JM

更新日期：2009-10-01 00:00:00

abstract：INTRODUCTION:Leg telangiectasias have been reported to have been treated with a variety of lasers. This study was designed to measure response to treatment of leg telangiectasias with a unique coupled 585 nm and 1064 nm pulse. METHODS:Sixty female patients (24-62 y.o., skin types II-IV) with leg vein varicosities were...

journal_title：Lasers in surgery and medicine

authors： Trelles MA,Weiss R,Moreno-Moragas J,Romero C,Vélez M,Alvarez X

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:While cryolipolysis initially received FDA clearance for fat reduction in the abdomen and flanks, there was significant interest in non-surgical fat reduction for other sites, such as the inner and outer thighs. This article reports the results of an inner thigh study which contributed to FDA ...

journal_title：Lasers in surgery and medicine

authors： Zelickson BD,Burns AJ,Kilmer SL

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:The aim of this clinical study was to evaluate the safety of local delivery of a photosensitizer followed by photodynamic therapy (PDT), to determine its effectiveness in reducing in-stent restenosis. STUDY DESIGN/PATIENTS AND METHODS:Porfimer sodium was administered via a local delivery cath...

journal_title：Lasers in surgery and medicine

authors： Usui M,Miyagi M,Fukasawa S,Hara T,Ueyama N,Nakajima H,Takata R,Sasame A,Tamura K,Naitou Y,Yamashina A

更新日期：2004-01-01 00:00:00

abstract：OBJECTIVES:Our skin is constantly exposed to light from solar radiation and electronic devices, which impact skin physiology and aging. The biological altering properties of ultraviolet (UV) solar radiation on skin have been well established. There is significant scientific and public interest on the effects of electro...

journal_title：Lasers in surgery and medicine

authors： Austin E,Huang A,Adar T,Wang E,Jagdeo J

更新日期：2018-02-05 00:00:00

abstract：:A low-energy Nd:YAG laser was used to irradiate extracted human teeth coated with a black energy-absorbent laser initiator in a study to determine the extent of the morphologic changes produced in the enamel surface. The laser initiator was applied to a cleaned enamel surface and irradiated at an energy output of 30 m...

journal_title：Lasers in surgery and medicine

authors： Hess JA

更新日期：1990-01-01 00:00:00

abstract：:This study was designed to determine the optimal laser power (watts) for maximal strength of argon laser vascular fusions by measuring bursting pressures of repairs. Longitudinal incisions (n = 105) measuring either 2.5 or 5 mm in length were performed in canine femoral, carotid, and jugular veins and arteries and wer...

journal_title：Lasers in surgery and medicine

authors： Vlasak JW,Kopchok GE,Fujitani RM,White RA

更新日期：1989-01-01 00:00:00

abstract：:Interstitial thermotherapy using Nd:YAG-laser induced hyperthermia is a new stereotactic method for the treatment of brain tumors in poorly accessible regions. To provide a basis for the underlying tissue alterations, we have analyzed the spatial and temporal pattern of interstitial laser hyperthermia lesions in the n...

journal_title：Lasers in surgery and medicine

authors： Schober R,Bettag M,Sabel M,Ulrich F,Hessel S

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:To test whether autofluorescence spectroscopy can be used for the diagnosis of oral neoplasia in a high-risk population, we characterized the in vivo autofluorescence spectra from oral submucous fibrosis (OSF) lesions and oral premalignant and malignant lesions in both OSF and non-OSF patients...

journal_title：Lasers in surgery and medicine

authors： Tsai T,Chen HM,Wang CY,Tsai JC,Chen CT,Chiang CP

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Despite laser applications targetted toward tonsillar tissue, there has been no characterization of underlying optical and thermal events during laser irradiation of tonsillar tissue. STUDY DESIGN/MATERIALS AND METHODS:The optical properties of canine and human tonsils were determined at 805 n...

journal_title：Lasers in surgery and medicine

authors： Shah RK,Nemati B,Wang LV,Shapshay SM

更新日期：2001-01-01 00:00:00

abstract：:Our experiments on transmitting high-power excimer laser pulses through optical fibers and our investigations on excimer laser ablation of hard tissue show the feasibility of using the excimer laser as an additional instrument in general and accident surgery involving minimal invasive surgery. By combining XeCl-excime...

journal_title：Lasers in surgery and medicine

authors： Dressel M,Jahn R,Neu W,Jungbluth KH

更新日期：1991-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Interstitial laser thermotherapy was used to treat rat liver tumours. The aim was to investigate the influence of temperature and temporary hepatic inflow occlusion on tumour growth and blood perfusion. STUDY DESIGN/MATERIALS AND METHODS:Liver tumours were treated at 44°C at the tumour border ...

journal_title：Lasers in surgery and medicine

authors： Sturesson C,Ivarsson K,Stenram U,Andersson-Engels S,Tranberg KG

更新日期：2011-01-01 00:00:00