Resection of abdominal hollow organs by laser.

abstract：BACKGROUND AND OBJECTIVE:The aim was to investigate the bactericidal effect of the 1,064 nm Nd:YAG laser on Staphylococcus epidermidis. MATERIAL AND METHODS:S. epidermidis was inoculated on agar plates and then exposed to pulsed laser light in three different modes: with an uninterrupted train of pulses, or with two d...

journal_title：Lasers in surgery and medicine

authors： Grönqvist A,Wiström J,Axner O,Monsen TJ

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Lasers are used for caries removal in enamel and dentin, but are currently limited in their ability to remove sound tooth structure. In this study plasma interaction regimes are investigated as the principal factor determining the ablation characteristics. STUDY DESIGN/MATERIALS AND METHODS:Th...

journal_title：Lasers in surgery and medicine

authors： Neev J,Pham K,Lee JP,White JM

更新日期：1996-01-01 00:00:00

abstract：:Thermal cameras are used in research laboratories to measure tissue temperature during laser irradiation. This study was an evaluation of the accuracy of a 3-5 microns thermal camera and two 8-12 microns cameras in detecting the maximum temperatures of small targets. The size of the targets was within the range of las...

journal_title：Lasers in surgery and medicine

authors： Torres JH,Springer TA,Welch AJ,Pearce JA

更新日期：1990-01-01 00:00:00

abstract：:In this study, we examined short-term strength and histology of experimental argon and CO2 laser-welded and control-sutured enterotomies in a rabbit model. Longitudinal 1.0-cm enterotomies were closed with the argon laser at 0.5 (n = 10) or 1.0 (n = 10) W power and a spot diameter of 2.8 mm resulting in energy fluence...

journal_title：Lasers in surgery and medicine

authors： Vlasak JW,Kopchok GE,White RA

更新日期：1988-01-01 00:00:00

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：BACKGROUND AND OBJECTIVE:The identification of parathyroid glands can be a major problem in parathyroid surgery. The purpose of this study was to evaluate the feasibility of optical coherence tomography (OCT) in distinguishing between parathyroid tissue, thyroid tissue, lymph nodes, and adipose tissue. METHODS:Ex vivo...

journal_title：Lasers in surgery and medicine

authors： Ladurner R,Hallfeldt KK,Al Arabi N,Stepp H,Mueller S,Gallwas JK

更新日期：2013-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Little information is available regarding the effectiveness of laser prostatectomy in patients with urinary retention from benign prostatic hyperplasia since there is no paper specifically dealing with laser prostatectomy in patients in urinary retention. STUDY DESIGN/MATERIALS AND METHODS:Twe...

journal_title：Lasers in surgery and medicine

authors： Fournier GR Jr,Tewari A,Induhara R,Gajenderan V,Narayan P

更新日期：1996-01-01 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：BACKGROUND AND OBJECTIVE:Both photodynamic (PDT) and photothermal (PTT) therapy have proven to be effective treatment strategies for cancer, but the approach of combining them into a single treatment modality may offer better treatment efficacy. We compare the treatment efficacy of such combined treatment with the indi...

journal_title：Lasers in surgery and medicine

authors： Kah JC,Wan RC,Wong KY,Mhaisalkar S,Sheppard CJ,Olivo M

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Hypervascular skin lesions (HVSL) are treated with medical lasers characterized by a variety of parameters such as wavelength lambda, pulse duration t(p), and radiant exposure E that can be adjusted for different pathology and blood vessel size. Treatment parameters have been optimized assumin...

journal_title：Lasers in surgery and medicine

authors： Kimel S,Choi B,Svaasand LO,Lotfi J,Viator JA,Nelson JS

更新日期：2005-04-01 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 OBJECTIVES:A prospective, double-blind, randomized, and controlled trial was conducted in patients with knee osteoarthritis (OA) to evaluate the efficacy of infrared low-power Gallium-Arsenide (Ga-As) laser therapy (LPLT) and compared two different laser therapy regimes. STUDY DESIGN/MATERIALS AND METHO...

journal_title：Lasers in surgery and medicine

authors： Gur A,Cosut A,Sarac AJ,Cevik R,Nas K,Uyar A

更新日期：2003-01-01 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：BACKGROUND AND OBJECTIVE:Most women with early stage breast cancer have the option of breast conserving therapy, which involves a partial mastectomy for removal of the primary tumor, usually followed by radiotherapy. The presence of tumor at or near the margin is strongly correlated with the risk of local tumor recurre...

journal_title：Lasers in surgery and medicine

authors： Keller MD,Majumder SK,Kelley MC,Meszoely IM,Boulos FI,Olivares GM,Mahadevan-Jansen A

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Many studies of laser-induced thermal decomposition of dental enamel have demonstrated a reduction in the rate of acid dissolution, size of artificial caries-like lesions, and acid reactivity. Additionally, studies have correlated the loss of carbonate from dental enamel with a reduction in ac...

journal_title：Lasers in surgery and medicine

authors： Zuerlein MJ,Fried D,Featherstone JD

更新日期：1999-01-01 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：BACKGROUND AND OBJECTIVES:Inhibition of cyclooxygenase (COX) and prostaglandin E(2) (PGE(2)) protects cells against cell injury in specific pathophysiological situations: inflammation and oxidative stress. Although the anti-inflammatory effects have been reported in clinical fields for specific wavelength irradiation d...

journal_title：Lasers in surgery and medicine

authors： Lim W,Lee S,Kim I,Chung M,Kim M,Lim H,Park J,Kim O,Choi H

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Whether light emitting diode (LED) irradiation has effects on "beta-amyloid (A beta) induced apoptosis," a leading hypothesis of the cause of Alzheimer's disease (AD), or not? STUDY DESIGN/MATERIALS AND METHODS:Monolayer cell cultures of PC12 were subjected to A beta or/and LED irradiation at...

journal_title：Lasers in surgery and medicine

authors： Duan R,Zhu L,Liu TC,Li Y,Liu J,Jiao J,Xu X,Yao L,Liu S

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:This study was conducted to clarify the morphologic characteristics and subsequent repair process of coagulation necrosis produced by pulsed CO(2) laser irradiation with relatively low fluence, and thereby to evaluate the clinical efficacy of this irradiation mode. STUDY DESIGN/MATERIALS AND ...

journal_title：Lasers in surgery and medicine

authors： Yamasaki A,Tamamura K,Sakurai Y,Okuyama N,Yusa J,Ito H

更新日期：2008-12-01 00:00:00

abstract：:We report the first study of the application of excimer lasers in dentistry for the treatment of dental root canals. High-energy ultraviolet (UV) radiation emitted by an XeCl excimer laser (308 nm) and delivered through suitable optical fibers can be used to remove residual organic tissue from the canals. To this aim,...

journal_title：Lasers in surgery and medicine

authors： Pini R,Salimbeni R,Vannini M,Barone R,Clauser C

更新日期：1989-01-01 00:00:00

abstract：OBJECTIVES:Intravascular photoacoustic (IVPA) imaging is being developed to image atherosclerotic plaques, a leading cause of morbidity and mortality in the United States. However, the safety of this imaging modality, which requires repeated irradiation with short laser pulses, has not yet been investigated. This study...

journal_title：Lasers in surgery and medicine

authors： Sowers T,VanderLaan D,Karpiouk A,Donnelly EM,Smith E,Emelianov S

更新日期：2018-10-10 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Varieties of laser and light sources have been tried for treatment of alopecia areata (AA) and some success has been reported. To assess the effectiveness of 1,540  nm fractional erbium-glass laser in treatment of AA. STUDY DESIGN/MATERIALS AND METHODS:The patches of AA were divided into two ...

journal_title：Lasers in surgery and medicine

authors： Al-Dhalimi MA,Al-Janabi MH,Abd Al Hussein RA

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:In recent years, selective photothermolysis (PT) based on broadband light and assisted by skin vacuum (Photopneumatic Technology or PPx, by Aesthera) was introduced into the aesthetic market for epilation (hair removal) procedures. The present study aims to: (a) determine the overall effect of ...

journal_title：Lasers in surgery and medicine

authors： Sun F,Chaney A,Anderson R,Aguilar G

更新日期：2009-02-01 00:00:00

abstract：:Laser physiology has shown that while wound healing is generally excellent after laser impaction, it nevertheless is delayed. It is thought that this factor may be important in the treatment of hypertrophic and keloid scars. These scars have been treated in a variety of ways with the laser, and the results, which have...

journal_title：Lasers in surgery and medicine

authors： Henderson DL,Cromwell TA,Mes LG

更新日期：1984-01-01 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：OBJECTIVE:5-Aminolevulinic acid based photodynamic therapy (5-ALA-PDT) has revealed promising results in the treatment of inflammatory joint diseases due to the sensitivity of inflamed synovial tissue. For 5-ALA-PDT to be safe and beneficial for intra-articular applications, resistance of chondrocytes is essential to p...

journal_title：Lasers in surgery and medicine

authors： Egli RJ,Di Criscio A,Hempfing A,Schoeniger R,Ganz R,Hofstetter W,Leunig M

更新日期：2008-04-01 00:00:00

abstract：:To differentiate the contributing factors (blood or encapsulated dye) leading to the release of encapsulated dyes from liposomes after laser exposure, we initiated an in vitro experimental study. The release of encapsulated calcein was quantified under various experimental conditions in whole blood and in buffered sol...

journal_title：Lasers in surgery and medicine

authors： Khoobehi B,Char CA,Peyman GA,Schuele KM

更新日期：1990-01-01 00:00:00

abstract：:In keeping with current interest in bactericidal effects of lasers to treat localized infection, we examined the effect of CO2 laser light on three bacterial species. Cell monolayers were placed atop filters minimizing the presence of extracellular water. Samples were exposed to irradiance values between 0 and 520 W/c...

journal_title：Lasers in surgery and medicine

authors： Talebzadeh N,Morrison PR,Fried MP

更新日期：1994-01-01 00:00:00

abstract：:We hypothesized that autologous clot deposited on the luminal surface of laser vascular welds immediately after creation would produce higher time zero bursting pressures that could be achieved in welds perfused with saline alone. To test this hypothesis, we compared bursting pressures of welds created in isolated rab...

journal_title：Lasers in surgery and medicine

authors： Oz MC,Bass LS,Chuck RS,Johnson JP,Parangi S,Nowygrod R,Treat MR

更新日期：1990-01-01 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