The excimer laser has revolutionary impact on lesion preparation and chronic total occlusion outcomes. Furthermore, this technology has made huge progression in modern percutaneous intervention, especially in ones labeled as noncrossable lesions. This device has the advantage of crossing lesions that 0.14 wire pass through. The mechanism through which excimer laser coronary atherectomy (ELCA) works are photochemical, photothermal, and photomechanical. In this review cases article, we discuss the uses of ELCA in daily catheterization laboratory alone and with other plaque modification tools. We touch on acute coronary syndrome uses of ELCA, no-balloon crossing lesion, and intervening on deformed stents.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8574092 | PMC |
http://dx.doi.org/10.4103/HEARTVIEWS.HEARTVIEWS_213_20 | DOI Listing |
Arch Dermatol Res
January 2025
Department of Physiotherapy, Institute of Dermatology, Chinese Academy of Medical Sciences & Peking Union Medical College, Nanjing, 210042, China.
Background: Previous studies have proven that 308-nm light-emitting diode(308-nm LED)and 308-nm excimer lamp(308-nm MEL) are effective in treating vitiligo, but there is a lack of comparison of their efficacy for facial lesions.
Objective: To evaluate and contrast the treatment success rates of 308-nm LED versus 308-nm excimer lamp in managing facial lesions among patients suffering from stable non-segmental vitiligo.
Methods: The enrolled 119 patients with 145 lesions were randomly assigned to receive 308-nm LED or 308-nm MEL for two months.
Purpose: To evaluate the clinical outcome of laser-assisted surgical correction of high hyperopic or mixed astigmatism using small incision intrastromal lenticule rotation (SMILERO) alone or combined with photorefractive keratectomy (PRK).
Methods: This retrospective case series enrolled 25 eyes with high astigmatism that underwent SMILERO surgery. Uncorrected distance visual acuity (UDVA), corrected distance visual acuity (CDVA), uncorrected near visual acuity (UNVA), manifest refraction, central corneal thickness, and corneal higher order aberrations were analyzed before surgery and after 3, 6, and 12 months of follow-up.
Purpose: To evaluate a new regression-derived nomogram for high myopic astigmatism in small incision lenticule extraction (SMILE) surgery.
Methods: In this prospective study, data from 180 eyes with myopic astigmatism ranging from -2.50 to -4.
Purpose: To compare the clinical outcomes, surgical workflow, and patient satisfaction following small incision lenticule extraction (SMILE) performed with the VisuMax 800 in one eye and the VisuMax 500 in the contralateral eye (both Carl Zeiss Meditec).
Methods: This was a prospective, single-site clinical study of patients undergoing SMILE for myopia and myopic astigmatism between February 2022 and August 2023. Each patient underwent bilateral treatment using the VisuMax 800 (VM800 group) in one eye and the VisuMax 500 (VM500 group) in the contralateral eye.
Purpose: To investigate long-term corneal biomechanical changes in thin corneas after small incision lenticule extraction (SMILE).
Methods: Patients with indications for SMILE were enrolled in this study between November 2017 and March 2018. Patients were matched for age, spherical diopter, cylinder, spherical equivalent (SE), and lenticule thickness (LT), and then categorized into the thin cornea group (preoperative thinnest central corneal thickness [CCT] of 500 µm or less, 32 eyes) or normal cornea group (CCT of greater than 500 µm, 32 eyes).
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