Transport of biologically active material in laser cutting.

abstract：BACKGROUND AND OBJECTIVE:A semi-solid albumin solder formulated with hydroxypropylmethylcellulose (HPMC) was designed to improve the characteristics of liquid and solid solders. STUDY DESIGN/MATERIALS AND METHODS:Acute tensile strengths were determined on canine small bowel in vitro by using liquid 50% bovine serum al...

journal_title：Lasers in surgery and medicine

authors： Bleustein CB,Walker CN,Felsen D,Poppas DP

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Local recurrence after surgical resection for breast cancer is a significant problem and is often not controlled by radiation or chemotherapy treatments. Local recurrence is thought to be, at least in part, due to residual disease, and/or due to the contamination of the surgical field during re...

journal_title：Lasers in surgery and medicine

authors： Maker VK,Elseth KM,Radosevich JA

更新日期：1995-01-01 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：:Histological investigation of the dog's myocardium performed 7 and 25 days after irradiation with different doses of Nd-YAG laser show that the damage zone has the shape of a hollow sphere with minor changes in cardiomyocytes in the central part of the sphere. The small blood vessels in the irradiated zone remained un...

journal_title：Lasers in surgery and medicine

authors： Obelienius V,Knepa A,Lubite Y,Ambartzumian R,Isakov V,Koshelev E,Markin E

更新日期：1985-01-01 00:00:00

abstract：:Serial gross and histopathologic examinations of the prostate following interstitial laser prostatectomy in the canine model demonstrated distinct zonal thermal changes around the entire active area of the interstitial thermal therapy (ITT) fiber. A large, well-demarcated area of acute coagulative necrosis immediately...

journal_title：Lasers in surgery and medicine

authors： Johnson DE,Cromeens DM,Price RE

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Although the empirical characteristics of ArF excimer laser corneal ablation have been well documented, the exact ablation mechanisms are not well understood. The present paper reports a quantitative analysis of corneal ablation plumes using in situ time resolved laser light scattering and Rama...

journal_title：Lasers in surgery and medicine

authors： Hahn DW,Ediger MN,Pettit GH

更新日期：1995-01-01 00:00:00

abstract：:During a ten-year period 642 abdominal hollow organ resections have been performed by means of a new, original technique--that is, CO2 laser irradiation combined with specially designed instrumentation. This resulted in a remarkable decrease in postoperative morbidity and mortality. The article describes the laser pro...

journal_title：Lasers in surgery and medicine

authors： Skobelkin OK,Breckov EI,Bashilov VP,Korepanov VI,Litwin GD,Smoljaninov MV,Malyshev BN,Salyuk VA

更新日期：1987-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:In order to improve selectivity of photodynamic therapy (PDT) to choroidal neovascularization (CNV) associated with age-related macular degeneration, a laser scanning technique was applied to perform focal laser irradiation to the retina, and the occlusion effects of a new device to the chorio...

journal_title：Lasers in surgery and medicine

authors： Obana A,Gohto Y

更新日期：2002-01-01 00:00:00

abstract：:Progress in the young field of laser recanalization of occluded arteries and applications in cardiovascular disease to which many investigators have contributed is briefly summarized. Specific problems remaining to be solved are set forth. In conclusion, the author makes a cautious prediction of success for the percut...

journal_title：Lasers in surgery and medicine

authors： Choy DS

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND:Patients suffering from malignant gliomas have a poor prognosis. For the surgical treatment of these tumors, 5-aminolevulinic acid (5-ALA) has become a new standard. AIMS:This review intends to provide an overview over current status, significance, limitations, and future perspectives of 5-ALA based fluores...

journal_title：Lasers in surgery and medicine

authors： Stepp H,Stummer W

更新日期：2018-07-01 00:00:00

abstract：BACKGROUND:Primary cutaneous amyloidosis (PCA) comprises three main forms: macular, lichen, and nodular amyloidosis. The current available treatments are quite disappointing. OBJECTIVES:Assess and compare the clinical and histological changes induced by different modes of Fractional CO2 laser in treatment of PCA. PAT...

journal_title：Lasers in surgery and medicine

authors： Esmat SM,Fawzi MM,Gawdat HI,Ali HS,Sayed SS

更新日期：2015-07-01 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:Microwave treatment is an effective non-invasive treatment option for primary axillary hyperhidrosis (PAH), but the treatment parameters vary and no histopathological studies have been performed to validate clinical outcomes. This study investigated its efficacy and safety and histopathologica...

journal_title：Lasers in surgery and medicine

authors： Kaminaka C,Mikita N,Inaba Y,Kunimoto K,Okuhira H,Jinnin M,Kao B,Tanino R,Tanioka K,Shimokawa T,Yamamoto Y

更新日期：2019-09-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:The effects of Er:YAG laser irradiation on dentin have not been sufficiently investigated. The purpose of this study was to investigate the effects of Er:YAG laser irradiation on dentin. STUDY DESIGN/MATERIALS AND METHODS:After cavities were prepared using Er:YAG laser irradiation or rotary c...

journal_title：Lasers in surgery and medicine

authors： Ishizaka Y,Eguro T,Maeda T,Tanaka H

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:In coupling laser with micromanipulator through fiberoptics, the resulting diameter of the spot is limited by the laws of geometrical optics, because of the high numerical aperture (N.A.) of fiberoptic radiation. A new method for the reduction of spot size diameter is suggested. STUDY DESIGN/M...

journal_title：Lasers in surgery and medicine

authors： Logunov SL,Lemberg VG

更新日期：1995-01-01 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：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 OBJECTIVES:Laser-induced photo thermal damage has been combined with photodynamic therapy (PDT) using a systemic photosensitiser to treat vascular lesions. The efficacy of PDT using systemic 5-aminolaevulinic acid (5-ALA) as the photosensitiser and pulsed dye laser (PDL) as the light source in port wine ...

journal_title：Lasers in surgery and medicine

authors： Evans AV,Robson A,Barlow RJ,Kurwa HA

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Transient optical nerve stimulation is a promising new non-contact, spatially precise, artifact-free neural excitation technique useful in research and clinical settings. This study evaluates safety of this pulsed infrared laser technique by histopathologic examination of stimulated peripheral ...

journal_title：Lasers in surgery and medicine

authors： Wells JD,Thomsen S,Whitaker P,Jansen ED,Kao CC,Konrad PE,Mahadevan-Jansen A

更新日期：2007-07-01 00:00:00

abstract：:This paper describes the use of a pulsed argon laser to perform iridotomies in 87 patients. Diagnosis include: primary angle closure glaucoma, narrow angle in the fellow eye of patients with primary angle glaucoma, pupillary block, and after incomplete surgical iridectomies. Laser iridotomy was achieved in 79% of pati...

journal_title：Lasers in surgery and medicine

authors： Schwartz LW,Spaeth GL

更新日期：1980-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:This work evaluates the application of a 810 nm diode laser operating in the range of 400-1,200 mW for bacterial reduction at periodontal treatment. The aim of this study is to examine the immediate effect of the diode medium power laser in reducing the bacterial concentration at periodontal po...

journal_title：Lasers in surgery and medicine

authors： Fontana CR,Kurachi C,Mendonça CR,Bagnato VS

更新日期：2004-01-01 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：:This article reviews the principle uses of ophthalmic lasers, providing historical background with an emphasis on new applications and areas of investigation. Ophthalmic photocoagulation was the first medical laser application and has restored or maintained vision in millions of people. More recently, photodisruption ...

journal_title：Lasers in surgery and medicine

authors： Krauss JM,Puliafito CA

更新日期：1995-01-01 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：: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：BACKGROUND AND OBJECTIVE:Lasers have a favorable synergistic effect when combined with other modalities of treatment against keloids. Different types of lasers have been used with triamcinolone infiltration, resulting in promising success rates. The purpose of this study is to describe our first experience treating ear...

journal_title：Lasers in surgery and medicine

authors： Fuenmayor P,Quiñonez H,Salas R,Pujadas Z

更新日期：2020-08-22 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Erbium lasers are potential tools to remove caries and dental hard tissue but bond strengths of composites to those preparations are reported to be lower than conventional methods. The purpose of this study was to evaluate the effect of mechanical excavation and/or chemical alteration on bond s...

journal_title：Lasers in surgery and medicine

authors： Obeidi A,McCracken MS,Liu PR,Litaker MS,Beck P,Rahemtulla F

更新日期：2009-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Attempts at using the pulsed dye laser (PDL) operating at 585 nm wavelength and 0.45 milliseconds pulse duration to treat leg veins have been notably unsuccessful. The aim of this study is to evaluate the efficacy and complications of the 595 nm long PDL in the treatment of leg veins. STUDY D...

journal_title：Lasers in surgery and medicine

authors： Kono T,Yamaki T,Erçöçen AR,Fujiwara O,Nozaki M

更新日期：2004-01-01 00:00:00

abstract：:The heating potential of a closed loop interstitial hyperthermia system employing 1,064 nm laser light in conjunction with a long frosted contact probe was investigated in hind limb muscle of anesthetized dogs. The laser system was an Nd:YAG surgical laser modified with a single channel thermometry unit, a computer, a...

journal_title：Lasers in surgery and medicine

authors： Panjehpour M,Overholt BF,Milligan AJ,Swaggerty MW,Wilkinson JE,Klebanow ER

更新日期：1990-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:We developed novel heat-conducting templates, and tested whether they could effectively remove damaging heat from the tissue during laser ablation. The reduction of lateral thermal damage during cutaneous incisional laser procedures should decrease the time in wound healing. In addition, we se...

journal_title：Lasers in surgery and medicine

authors： Spector N,Reinisch L,Spector J,Ellis DL

更新日期：2002-01-01 00:00:00