Search Results
Results 451 - 500 of 2028
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Vesnaver Ales - - 2009
INTRODUCTION: Large vascular lesions in the orofacial region are often very difficult to remove. In the 1990s, the neodymium: yttrium-aluminum-garnet (Nd:YAG) laser emerged as a new and effective mode of treatment for vascular lesions. The purpose of this paper was to determine its effectiveness and safety for the treatment of ...
Bello-Silva Marina Stella - - 2010
The aim of this study was to evaluate the influence of erbium:yttrium-aluminum-garnet (Er:YAG) laser compared with traditional treatment on dentin permeability to calcitonin and sodium alendronate. Forty bovine roots were sectioned and divided into eight groups. Groups 1 and 2 (G1/G2) were immersed in saline solution; G1T/G2T were immersed in ...
Myers K A - - 2009
OBJECTIVE: To assess the efficacy of endovenous laser therapy (EVLT) for treating saphenous reflux associated with varicose veins. DESIGN: Out-patient treatment by EVLT with an 810nm laser wavelength with results assessed by ultrasound surveillance. PATIENTS: 361 patients who received EVLT for 509 incompetent saphenous veins over a five-year period. METHODS: ...
Fambrini Massimiliano - - 2008
AIM: To investigate the therapeutic efficacy of cylindrical or cone-shaped excision performed by laser CO2 in the conservative management of persistent-recurrent high-grade cervical intraepithelial neoplasia (HG-CIN) in women of fertile age. PATIENTS AND METHODS: Ninety-four premenopausal patients with persistent-recurrent HG-CIN had undergone re-conization or cylindrical excision according to the time ...
Rinaldi Fabio - - 2008
Lasers and light-based treatments are extremely useful and now standardized techniques in the management of different stages of photoaging. To obtain the most successful results, protocols involving single or combination systems can be used, depending on skin photodamage. In the last years, the trend is to choose noninvasive or minimally ...
Lanzetta P - - 2008
PURPOSE: To verify the efficacy of nonvisible micropulse diode laser irradiation in the treatment of central serous chorioretinopathy (CSC). METHODS: Twenty-two patients with CSC for a total of 24 eyes with a disease duration longer than 3 months were included in a prospective study. Patients underwent Early Treatment Diabetic Retinopathy ...
Soergel Philipp - - 2008
BACKGROUND AND OBJECTIVE: CIN is a disease of women in their reproductive years, and treatment includes excisional techniques with increased risk of preterm deliveries. Photodynamic therapy (PDT) using topical precursor of photoactive porphyrins may be a non-invasive alternative with minimal side effects. This study assessed the feasibility and response rate ...
Lee C J - - 2008
A variety of new methods for treating photoaging have been recently introduced. There has been increasing interest in comparing the relative efficacy of multiple methods for photoaging. However, the efficacy of a single method is difficult to assess from the data reported in the literature. Photoaged hairless mice were randomly ...
Park S W - - 2008
PURPOSE: To demonstrate the long-term treatment outcomes of endovenous laser ablation (EVA) of incompetent small saphenous veins (SSV) with a 980-nm diode laser. MATERIALS AND METHODS: Eighty-four patients (96 limbs), with varicose veins and reflux in the SSV on duplex ultrasound examination, were treated with a 980-nm diode laser under ...
Aschero A - - 2009
To evaluate the efficiency of laser thermocoagulation under computed tomography (CT) guidance in the treatment of osteoid osteoma within a strictly pediatric group. Twenty-five patients aged 4 to 17 years were treated under CT by laser thermocoagulation. The nidus measured on average 10.1 mm. Pain relief was the main item ...
Ng Gabriel Y F - - 2008
OBJECTIVE: We examined the ultrastructural morphology (number of collagen fibrils, mean and mass-averaged diameter) of isolated and combined treatments of a therapeutic laser and herbs for medial collateral ligament (MCL) injury in rats. MATERIALS AND METHODS: Twenty-eight rats, divided into seven groups: laser (L), herb (H), laser + herb (LH), ...
Davoudi Seyyed Masoud - - 2008
OBJECTIVE: To compare the long-term effectiveness and safety of long-pulsed Nd:YAG and alexandrite lasers, individually and in combination, in long-term leg hair reduction. DESIGN: Randomized, single-center, within-participant, investigator-blinded, active-controlled clinical trial. SETTING: Private skin laser center. PARTICIPANTS: Twenty individuals aged 16 to 50 years with skin phototypes III and IV. ...
Vural A Hakan - - 2008
OBJECTIVE: To compare the histological changes occurring after three different treatment modalities for telangiectasias. MATERIALS AND METHODS: Thirty 16-week-old New Zealand white rabbits weighing 2.4-3.1 kg were enrolled in the study. The rabbits were divided into three groups. The group 1 received sclerotherapy, he group 2 received phototherapy, and group ...
Reyhanian A - - 2008
If conventional endodontic treatment is not possible or not successful, apical endodontic surgery may be indicated. New techniques, materials and technologies have been used to increase the already high success rate of root canal treatment. The purpose of this article is to describe the use of the Erbium:YAG (2,940 nm) ...
Schwarz Frank - - 2008
OBJECTIVES: The primary aim was to address the following focused question: What is the clinical effect of laser application compared with mechanical debridement in non-surgical periodontal therapy in patients with chronic periodontitis? A secondary aim was to survey the relevant literature in relation to safety of laser applications. MATERIAL AND ...
Prince Ethan A - - 2008
PURPOSE: To assess the relationship between energy density and the success of endovenous laser ablation (EVLA) treatment. MATERIALS AND METHODS: A total of 586 EVLAs were performed in a period of 35 months. Retrospective chart review was performed, and data collected included the patients' age, sex, and history of venous ...
Combes James - - 2009
Resurfacing of cutaneous tissue with carbon dioxide laser increases the amount and quality of collagen and elastin subepithelially. We used this technique to ablate 12 chronic lip fissures in one woman and 10 men. Five patients' fissures had persisted for durations ranging from several months to seven years; the other ...
Kim Hyun Koo - - 2009
Endovenous laser treatment (EVLT) is a widely used minimally invasive alternative to stripping of varicose veins involving the great and small saphenous veins. We expanded the applications to tributary varicosities and compared EVLT alone with combined EVLT and ambulatory phlebectomy. The study included 132 patients (76 males, 56 females) who ...
Lloyd Jenifer R - - 2008
BACKGROUND AND OBJECTIVE: The objective of this study was to evaluate the effect of fluence on the treatment of rhytids using a 1440 nm laser with CAP(SM) technology and the T350 tip. STUDY DESIGN/MATERIALS AND METHODS: Twelve subjects with rhytids were enrolled in an IRB approved study. The Affirm laser ...
Abramoff Meire Maman Fracher - - 2008
OBJECTIVE: A pilot clinical study was conducted to evaluate the efficacy and feasibility of low-level laser therapy (LLLT) in the prevention and treatment of chemotherapy (CT)-induced oral mucositis (OM) in young patients. BACKGROUND DATA: Besides compromising the patient's nutrition and well-being, oral mucositis represents a portal of entry into the ...
Park Hyun Su - - 2008
A prospective, non-blinded, non-randomized study on 120 wart patients treated with pulsed dye laser was performed to evaluate the efficacy and safety of pulsed dye laser treatment for viral warts and to demonstrate the proper application and effective technique of this method. The overall clearance rate was 49.5%. The clearance ...
Banzer Winfried - - 2008
OBJECTIVE: This case report describes the treatment of a 63-year-old patient with spontaneous osteonecrosis of the knee (SONK). BACKGROUND DATA: SONK usually appears in the elderly patient without the typical risk factors for osteonecrosis. It is characterized by acute and sudden pain, mostly occurring at the medial side of the ...
McGill David J - - 2008
INTRODUCTION: Several studies have reported laser treatment of Capillary Malformations (CMs) using systems other than pulsed dye lasers (PDL). Few, however, have compared different systems in the same patients. This study aimed to directly compare CM fading using five different systems. METHODS: Eighteen previously PDL-treated patients were test-patched using the ...
Wetter Niklaus Ursus - - 2009
This study was a long-term clinical trial of home and in-office LED and laser bleaching systems comparing for the first time interdental color differences (differences between the central labial surfaces of the canine and the central incisor). A total of 90 patients were divided into three groups of 30 each. ...
Zhou Jian-da - - 2008
BACKGROUND: Chronic dermal ulcers are also referred to as refractory ulcers. This study was conducted to elucidate the therapeutic effect of laser on chronic dermal ulcers and the induced expression of heat shock factor 1 (HSF1) and heat shock protein 70 (HSP70) in wound tissues. METHODS: Sixty patients with 84 ...
Ward P Daniel - - 2008
To evaluate the long-term effectiveness of, and the complications associated with, carbon dioxide laser treatment of rhytidosis and solar aging. This retrospective report describes our experience with 47 patients who underwent entire facial carbon dioxide laser resurfacing. The mean improvement in facial rhytid score at long-term follow-up was 45%. This ...
Brawner J Travis - - 2008
OBJECTIVE: To review our experience with laser myringoplasty using a potassium-titanyl-phosphate (KTP) laser for pars tensa atelectasis. STUDY DESIGN: Retrospective review. METHODS: A pulsed diode KTP laser (532 nm) was used to tighten the tympanic membrane after lysis of middle ear adhesions through a myringotomy. A tympanostomy tube was then ...
Slade Steven G - - 2008
PURPOSE OF REVIEW: Concerns regarding the increasing incidence of corneal ectasia following laser in situ keratomileusis procedures, together with increased understanding of the biomechanics of the cornea, has resulted in many refractive surgeons returning to surface ablation techniques such as photorefractive keratectomy. Even if surface ablation techniques offer a higher ...
Siegel Gordon J - - 2008
We conducted a prospective study of office carbon dioxide (CO(2)) laser turbinoplasty as a treatment for symptoms related to turbinate dysfunction in 58 patients. All patients completed surveys before and 1 month after treatment, and 23 patients completed longer-term follow-up surveys 8 to 24 months postoperatively. The 1-month postoperative assessments ...
Trattler William B - - 2008
PURPOSE OF REVIEW: Since their introduction in the mid-1990s, surface ablation techniques have continued to evolve, enabling surgeons to give patients better quality of vision with less postoperative pain. The purpose of this chapter is to discuss that evolution, the common techniques used today, and how to address potential complications. ...
Aurangabadkar Sanjeev - - 2008
Nevus of Ota is very common in Asian patients. The condition is more common in females, with a male-female ratio of 1:4.8. Most patients seek treatment early in life due to the psychological trauma and cosmetic disfigurement. The Q-switched lasers have changed the way we approach the condition and have ...
Karsai Syrus - - 2008
To date, reports on the safe and effective laser treatment of disseminated granuloma annulare (GA) are still limited. A 58-year-old Caucasian female with disseminated GA was treated with fractional photothermolysis (FP) using a 1,440-nm Nd:YAG laser. Four lesions on the patient's left upper arm were defined as the "test region" ...
Lu Xinwu - - 2008
Endovenous laser ablation (EVLA) is a minimally invasive technique for treating great saphenous vein (GSV) reflux for several years. We report our experience with EVLA and evaluate its effectiveness. A consecutive series of patients (639 women [60%] and 421 men [40%], age 23 to 79 years) were treated by EVLA ...
Sanghvi C - - 2008
BACKGROUND: The Pascal is a semiautomated photocoagulator that delivers a pattern array of multiple burns in a rapid predetermined sequence with a single foot pedal depression. Each burn is reduced to 10 or 20 ms to achieve this. The authors report their early experience with this system. METHODS: 75 procedures ...
AboElsaad Nayer S - - 2009
This study aimed to investigate the influence of low-power 830 nm gallium-aluminium-arsenide (GaAlAs) laser [continuous wave (CW) 40 mW and fluence 4 J/cm(2), with total energy density of 16 J/cm(2)] on the healing of human infra-bony defects treated with bioactive glass graft material. Twenty patients with chronic periodontitis and bilateral ...
de Godoy Peres Flávio Francisco - - 2009
Therapeutic approaches to chronic actinic cheilitis focus on the removal or destruction of diseased epithelium. The CO(2) laser has become an important therapeutic alternative, achieving clinical resolution in around 90% of patients. Although many laser physical parameters have been reported, some are known for their low potential for scar induction ...
Axer-Siegel Ruth - - 2008
PURPOSE: To examine the anatomical and refractive outcomes of infrared diode laser photocoagulation (DLPC) for the treatment of threshold retinopathy of prematurity (ROP). METHODS: The charts of all consecutive premature neonates with ROP treated by DLPC at our tertiary center from December 1, 1996, to December 31, 2004, were reviewed. ...
Mummolo S - - 2008
AIM: The aim of the study was to compare two methods of treatment for aggressive periodontitis: traditional surgical and Nd:YAG laser, evaluating their possible objective clinical advantages. MATERIALS AND METHODS: A total of 36 hemiarches of 18 patients were analysed, 10 males and 8 females of average age of 14, ...
Kaviani Ahmad - - 2008
OBJECTIVE: To investigate whether the CO2 laser is superior to conventional surgical techniques for minor breast surgery in a randomized clinical trial. BACKGROUND DATA: It has been suggested in the literature that application of CO2 laser in breast surgery might be superior to conventional surgery in some aspects. PATIENTS AND ...
Kurtz Pedro P Unidade de Terapia Intensiva, Casa de Saúde São - - 2008
Nosocomial catheter related bloodstream infections (CR-BSI) increase morbidity and mortality in critically ill patients. Central venous catheters (CVC) coated with rifampin and minocycline (RM) decrease rates of colonization and CR-BSI. However, recent trials challenged the clinical impact of such catheters. We designed this trial to compare rates of colonization and ...
Niamtu Joe J - - 2008
BACKGROUND: The treatment standard for laser skin resurfacing (LSR) includes aggressively wiping away the char with moist gauze before and after each pass to prevent heat buildup and lateral tissue damage from existing char. No published study has addressed not debriding between passes with traditional higher fluence, high-density, multipass CO(2) ...
Pleister Irina - - 2008
BACKGROUND: Little is known about the ideal residual length of the great saphenous vein (GSV) stump and its potential role in complications such as acute deep venous thrombosis (DVT) and recanalization. This study was designed to learn about the natural history of the residual GSV stump length following endovenous laser ...
Theivacumar N S - - 2008
OBJECTIVE: To assess changes in great saphenous vein (GSV) diameter and the significance of re-canalisation following endovenous laser ablation (EVLA). DESIGN: Prospective cohort study. METHODS: Two groups were studied. Group A: 73 consecutive patients (84 GSVs) underwent EVLA followed by duplex ultrasound at 6, 12 and 52 weeks. Vein diameter ...
Infanger Manfred - - 2009
BACKGROUND: Meniscus and disc lesions in the triangular fibrocartilage complex (TFCC) are generally caused by falling accidents with pronated, hyperextended wrists, or by distraction injuries that pull the ulnar side of the wrist out of place. Characteristic clinical signs are swelling and pain in the distal radioulnar joint (DRUJ) and ...
Chen Jinyun - - 2008
The purpose of this study was to compare the clinical efficacy of ultrasound (US) therapy and laser therapy in patients with symptomatic benign ectopy of the uterine cervix. Patients with symptomatic benign ectopy of the cervix (n = 200) were enrolled in this study. Abundant leukorrhea, contact bleeding, recurrent cervicitis ...
Ray Piya - - 2009
OBJECTIVE: The NHSCSP 2004 guideline recommends that the best practice for the follow up of post-treatment squamous intraepithelial neoplasia (SIL) is by cytological surveillance in the treatment centre or alternatively, in the primary care sector as a minimum standard. We undertook this study to test this recommendation. SETTING: In a ...
Subash Mala - - 2008
Neodymium:YAG (Nd:YAG) capsulotomy is the most common treatment for posterior capsule thickening. Occasionally, patients are unsuitable for receiving this treatment by slit lamp and require alternative surgical options. A technique enabling patients to undergo Nd: YAG laser capsulotomies while under general anesthesia is described. After induction of anesthesia in the ...
Ivey Chandra M - - 2008
OBJECTIVES: The 585-nm pulsed dye laser (PDL) was recently deemed relatively safe and effective for treatment of laryngeal papilloma, dysplasia, and granuloma. We report on in-office PDL treatment of laryngeal vascular polyps. METHODS: Retrospective case results from 29 consecutive cases of laryngeal polyps were evaluated to determine the percent change ...
Kim Elizabeth M - - 2008
Lower lid blepharoplasty is performed with great variation in technique. Conventional lower lid blepharoplasty with anterior fat removal via the orbital septum has a potential lower lid malposition rate of 15% to 20%. Lower lid malposition and the stigma of obvious lower lid surgery have led plastic surgeons to continue ...
Fambrini Massimiliano - - 2008
STUDY OBJECTIVE: To evaluate the effectiveness of carbon-dioxide laser vaporization as definitive treatment for Bartholin gland cyst. DESIGN: Retrospective analysis (Canadian Task Force classification II-3). SETTING: University teaching hospital. PATIENTS: A consecutive series of 200 patients with monolateral or bilateral Bartholin gland cyst. INTERVENTIONS: A standardized technique of cyst vaporization ...
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