How Lasers Are Able To Perform Surgery

VWB Blog 3 years ago 2

Doctors have been using laser technology to perform surgeries for quite some time. The invention of laser equipment has made recovery faster and surgeries quicker. The supply of laser equipment by companies such as The Laser Trader has made it easy for hospitals to access and use them when required.

Despite lasers being around for over 50 years, some individuals still don’t know about them. Others are even afraid of going for laser surgeries because they don’t understand how these devices perform treatments.

This article tells you what laser surgery is and how they’re used to perform surgeries:

What’s Laser Surgery?

Laser surgery uses light beams to eliminate diseased tissues and tumors and treat bleeding blood vessels. It’s also being used to reduce wrinkles, birthmarks, tattoos, and sunspots and restore the skin’s appearance.

During laser surgery, a doctor directs beams to infected areas. The rays heat and treat the cells in the affected region. Lasers are categorized based on their specific uses. Often, the color of the beam produced is related to the surgery being performed and the tissue being treated.

Surgical Applications Of Lasers

There have been significant advances in the surgical application of lasers. This is attributed to the intense, collimated, and high-energy beams that reduce damage and heal tissues.

Focusing laser beams on tissues ablates and cuts them like scalpels. But the advantage of lasers over scalpels is that they result in less pain. Patients who undergo laser surgery also report shorter recovery times and less bleeding. Because of these benefits, lasers are used in treating superficial growths, removing tumors, and enhancing skin appearance.

Factors That Help To Increase Laser Surgery Precision

  1. Wavelength

Lasers derive their accuracy and effectiveness from their wavelength. Doctors use infrared lasers because they have stronger wavelengths that can remove or reduce tumors. Some infrared lasers, like the near-infrared lasers penetrate tissues and minimize collateral damage.

  1. Flexible Optics

Lasers are mainly used with endoscopes when performing surgeries on urologic organs or the stomach. These optics make it easy to make incisions in the deeper parts of the body. Their endoscopic visualizations also make it easier to place them.

  1. Mode

Lasers have different modes that are used in various applications. Doctors must select the right modes to create minimal tissue damage and promote good coagulation. Pulsed lasers offer more focus and power than continuous-wave lasers.

  1. Microscopes

Some lasers are fitted to microscopes to improve accuracy. The microscopes magnify the area under surgery, allowing doctors to see the organs clearly.

Laser Effects

  1. Photoablative Effect

This effect is often used in eye surgeries and in treating disorders in blood vessels.

  1. Photochemical Effect

The photochemical effect is administered in the lungs, urinary bladder, and gastrointestinal tract. It helps in eliminating tumors and toxic substances that may have accumulated in these areas. Doctors have also tried to use it to treat various cancers.

  1. Photothermal Effect

The photothermal effect is used to control bleeding brought about by ulcers or oesophagealvarices.


Lasers have been used for ages to perform different surgeries. The technology that doctors choose will depend on the type of surgery they need to perform.

Written By