Photonics Dictionary

medical lasers

Medical lasers are devices that produce intense beams of light with specific characteristics and properties, which are used for various medical applications. These lasers emit light in the form of coherent and focused beams, allowing precise control over the energy delivered to tissues. The term "laser" stands for "light amplification by stimulated emission of radiation."

In the medical field, lasers are employed for diagnostic, therapeutic, and surgical purposes. Their applications include:

Diagnostic imaging: Lasers can be used in imaging techniques such as laser-induced fluorescence or laser Doppler imaging to gather information about tissues and aid in medical diagnostics.

Therapeutic procedures: Medical lasers are commonly used for therapeutic purposes, including the treatment of various medical conditions. Examples include laser therapy for skin conditions, photodynamic therapy for certain cancers, and laser treatment for eye disorders.

Surgical procedures: Lasers are valuable tools in various surgical procedures due to their precision and ability to coagulate, cut, or vaporize tissues. They are used in surgeries related to ophthalmology, dermatology, dentistry, and other specialties.

Dental procedures: Dental lasers are utilized for procedures such as cavity removal, gum reshaping, and teeth whitening.

Cosmetic procedures: Lasers play a role in cosmetic and aesthetic treatments, including laser hair removal, tattoo removal, and skin rejuvenation.

Ophthalmology: Lasers are extensively used in eye surgeries, such as LASIK (Laser-Assisted In Situ Keratomileusis) for vision correction and treatment of various eye conditions.

The specific type of medical laser used depends on the intended application, with different wavelengths and characteristics tailored to the desired therapeutic or diagnostic outcome. The precision and minimally invasive nature of medical lasers make them valuable tools in modern medical practice.


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