Here’s why the Ultraclear Cold Fiber Laser is the best laser in the world for skin rejuvenation and tightening

Here’s why the Ultraclear Cold Fiber Laser is the best laser in the world for skin rejuvenation and tightening

28. October 2025.

UltraClear - a revolution in modern aesthetic medicine

The UltraClear 2910nm cold fiber laser is the most advanced and best laser in the world for rejuvenation, resurfacing and tightening of the skin, for removing wrinkles, pigmentation, scars, and for that youthful and lifted "look" - without a scalpel or long recovery typical of older laser technologies, such as the popular CO2 laser.

I have been working in aesthetic medicine for 20 years, and for a long time I have been waiting and dreaming of the ideal laser for perfect skin rejuvenation, without a scalpel. Something that turns back the clock, but without leaving a big trace. Some innovation, something special in this segment. After many years of waiting, in 2025 the UltraClear laser appeared. I finally found a fractional laser that effectively performs skin resurfacing, relatively painlessly, quickly, and with a much shorter recovery time than other lasers.

It is a top innovation, a true revolution in the world of aesthetic medicine! The device is expensive, but it is an expensive technology, currently unique on the market. UltraClear is a cold fiber laser, without coagulation - it is the only laser in the world that has the Laser Coring mode. I will explain and try to bring you closer to all the amazing capabilities of this laser, but also take you a bit into the past, into the history of aesthetic lasers, describing the path that led modern aesthetic medicine from the recent popularity of CO2 lasers to the even more advanced technology of the UltraClear laser.

UltraClear Cold Fiber, Nikola Milojević

Why is UltraClear so effective for skin rejuvenation?

When we talk about aesthetic procedures, in my opinion, three conditions are the most important: the result, how comfortable the treatment is, and how long the recovery takes. Of course, it's also important that the treatment is safe and without side effects. UltraClear fully meets all these conditions. It can be used on all skin types (1-6), which other lasers cannot. When stronger modes such as UltraClear and Laser Coring mode are used, there can be side effects like intense redness and swelling, or a "grid" pattern from the fractional laser, similar to CO2 or Erbium Yag lasers. But the big difference is that with UltraClear, something almost unbelievable happens around the fourth or fifth day - the face suddenly and completely recovers around the seventh day after the treatment. With other lasers, such as CO2, recovery can last for weeks. Why is that? As I already mentioned, this is a "cold fiber laser" that does not cause coagulation of the surrounding tissue, unlike other lasers. It precisely treats and rejuvenates the skin without damaging the surrounding tissue, resulting in faster recovery.

Kris Jenner and Lindsay Lohan - what's behind their flawless skin?

Before we take a quick look into the history of aesthetic lasers, let's mention Hollywood stars Kris Jenner and Lindsay Lohan, who have been talked about so much on social media lately. Are these the miraculous results of surgical facelifts? Did AI and filters help them look almost unreal? Everyone who has followed my articles and blogs over the past 15 years knows that I've long been saying that the scalpel will become a museum exhibit, and that non-surgical aesthetic medicine will have all the answers to the questions of aging. But with the recent popularity of these surgical procedures, perhaps I was wrong? I still believe that surgical procedures are highly invasive, with long recovery times and strong side effects such as scarring, and I can't help but wonder - have we, with a laser like UltraClear, finally found another tool that pushes the scalpel closer to the museum? I certainly believe that neither Lindsay nor Kris owe their beautiful skin solely to surgery, but that botox, fillers, biostimulators, and resurfacing lasers such as UltraClear have also contributed.

Kris Jenner

Lindsay Lohan

The history of aesthetic lasers - from Einstein to modern aesthetic medicine

The history of lasers began back in 1917, when Albert Einstein - then still a young physicist with unusual dreams about light - wrote about the phenomenon of stimulated emission of radiation. He didn't know that this idea, born in his mind more than a century ago, would become the foundation of technology that would one day change skin, appearance, and the very concept of beauty.

Albert Einstein

In 1960, American physicist Theodor Maiman managed to create the first Ruby laser, and the world literally lit up with new light. It was the first beam that connected physics and aesthetics, science and beauty.

In 1963, Leon Goldman was the first to experiment and treat pigmented lesions such as dark hair and pigmentation. Goldman, an American surgeon considered one of the key figures in the development of lasers, went on to experiment with Ruby lasers, Q-switched lasers, and tattoo removal.

The first CO2 laser, invented by Kumar Patel, appeared in 1964, but it would take decades before it found its proper place in dermatology and aesthetic medicine. That same year, the first Nd:Yag fractional laser appeared. However, this was the "burn and learn" era of lasers - a time when lasers were not yet ready for safe skin treatments.

The true revolution came in the 1980s and 1990s, when Dr. Rox Anderson - the "father of laser medicine" - introduced the concept of selective photothermolysis, allowing lasers to precisely target specific structures in the skin without damaging the surrounding tissue. It was the moment when science and skin rejuvenation finally merged in perfect harmony.

At the same time, his student and collaborator, Dr. Tina Alster, became one of the most important figures in modern laser dermatology. In 1990, she founded the Washington Institute of Dermatologic Laser Surgery - the first specialized center in the world dedicated exclusively to laser skin treatments. She developed numerous protocols for treating scars, vascular and pigmented lesions, and tattoo removal, and her pioneering work laid the foundations of modern aesthetic laser medicine. That's why Dr. Alster and Dr. Anderson, two great visionaries, this year deservedly received the Lifetime Achievement Award at the TAMC Congress - recognition for careers that have shaped the light revolution in aesthetics.

Throughout the 1990s came the development of robotic scanners and sophisticated systems that gave lasers a level of precision previously unknown to medicine.

In 2004, the first fractional laser, Fraxel, appeared. Once again, dermatologist Rox Anderson was among the doctors behind this invention. The fractional laser works on the principle of controlled damage to very small portions of tissue to trigger a cascade where fibroblasts produce new collagen, tightening and rejuvenating the surrounding skin. Recovery with this new technology was also shorter.

My journey in aesthetic medicine and the search for the perfect laser

And so we come to 2005, when my career in aesthetic medicine began. In June, together with friends, colleagues, and patients, I celebrated 20 years in this fascinating field of medicine, and 15 years since I opened Polyclinic Milojević. It was a wonderful, elegant celebration at the Zagreb Natural History Museum, and you can watch the video we made for that anniversary here.

Back in "those days" I the year of 2005, my main tools were botox and dermal fillers. I also used the earliest biostimulator, Restylane Vital Skinbooster, and was convinced I could solve many aesthetic issues. But I soon realized something was missing. My patients, like most people, didn't want to go under the knife, so I was already searching for another solution.

In 2010, when we opened the Polyclinic Milojević, we introduced the Cutera Pearl Fractional, a fractional laser. It's an ablative laser that achieves remarkable results, which you can see on our website. Actually, I was still performing this treatment earlier this year.

However, there was a problem. As with similar ablative CO₂ and Erbium Yag lasers, the recovery period lasted 2-4 weeks. In modern times, over the past 20 years, aesthetic medicine patients no longer want long recovery times, pain, or side effects. They want a treatment they can do during their lunch break and return to work immediately afterward.

At that time, we introduced a variety of new treatments and focused more on improving the quality of the skin itself. The combination of PRP plasma and SkinPen became popular - and still is - because of its great results and short downtime. Fifteen years ago, we also introduced the Laser Genesis treatment. It's a treatment that rejuvenates the superficial layers of the skin and gives it a special glow, without any side effects, making it suitable even for the day of one's wedding.

Those were the years when we introduced various IPL and BBL treatments, as well as many treatments using radiofrequency, ultrasound, and even plasma energy. In recent years, we've also witnessed an explosion of biostimulators. All of these are wonderful, effective treatments that provide natural and visible results - without long recovery times.

In the past few years, the demand for fractional lasers has increased… on TikTok we've all seen videos of miraculous skin tightening, radiant glow, and beautiful results a few weeks after laser treatments… however, in cases where the strongest settings are used for the best results, that same issue of long recovery still persisted, and most patients didn't want that. I was still hoping for something new, something better.

Encounter with the UltraClear laser - the turning point

And so, in 2025, in rainy Paris, I fell in love with the UltraClear laser. But I have to go back a few weeks earlier, when I got a call from a friendly Australian of Croatian descent - the main distributor for UltraClear in Australia. He said he had been following us for a long time, and since we have the largest laser center (over 25 devices) and are always among the first to introduce innovations, we simply had to buy the UltraClear 2910nm cold fiber laser - the newest, cutting-edge fractional laser, unique for its cold fiber and laser coring technology.

I thanked him and started researching. Was this finally the laser I'd been searching for all these years? I quickly found out online that my colleague and friend Dr. Tapan Patel already had this laser in his clinic in London. I immediately called him, and as expected, Tapan couldn't praise the device enough. An interesting coincidence - as you may have noticed earlier in the blog - the inventor of the first CO2 laser also had the surname Patel!

Still, I kept researching. I read that UltraClear, after only two years on the market, became the most popular laser in the U.S., with over 250 clinics adding it to their offering. I also found out that UltraClear is now the most popular fractional laser in South Korea, Australia, and the UK. And the phrase that kept jumping out during my research was - SHORT RECOVERY OF ONLY 3-7 DAYS!

Let's go back to Paris, where every year my core team and I attend the IMCAS congress. I accepted an invitation to a cocktail party hosted by Acclaro, the company behind the UltraClear fractional laser. The party was held at the Eiffel Tower, and the invitations were designed like airplane tickets, with the message - be ready to lift off! In Paris with me were Laura, Lea, and Tea, and that rainy evening we were invited to two parties. The company Sciton, which also produces excellent lasers, invited us to their "boat party" cruise on the Seine. We split up - Laura and Lea went on the river adventure, while Tea and I attended the exclusive event at the world's most famous tower. Due to weather conditions, the Seine cruise was canceled, and Tea and I, despite the rain, strong wind (and an attack of rats under the tower I'd rather not describe), made it to the UltraClear party, and the rest is history. At the Acclaro event were some of the biggest names in aesthetic medicine. That unforgettable night in Paris, on the Eiffel Tower, the decision was made - UltraClear had to become part of our offering.

Nikola Milojević, Tapan Patel

UltraClear in practice: quick recovery and amazing results

For months now, we've been performing treatments with our new UltraClear laser, the only one in the region. The results are incredible - the treatment lasts only about 15 minutes, and the pain is minimal. Most importantly, recovery truly takes just about 5-7 days, or only around 3 days for gentler treatments and UltraClear modes such as 3DMIRACL. This laser is modern and sophisticated, with numerous modes, power levels, and various beam shapes (triangle, diamond, square - around 20 different shapes and sizes) for precise and effective treatments, even in more challenging areas such as eyelids. The laser adapts to each individual patient. It adjusts to every skin's needs, making each treatment truly personalized.

You can read more about this treatment on the UltraClear page of our website. There, you can also see many before/after photos and, more importantly, follow one of our first patients through her recovery - from day one to day six.

And just as Dr. Patel recently confirmed in his lecture on UltraClear at the TAMC Congress in Dubrovnik - it's as if something magical happens around the fourth day! The first few days bring redness, swelling, and a fractional laser grid, just like with other lasers - but with one crucial difference… while with other lasers these side effects from stronger modes last for days or even weeks, with UltraClear recovery accelerates rapidly after the fourth day.

All I can say at the end of this blog is - Eureka! The ideal laser has finally arrived for my aesthetic medicine toolbox. And I can confirm, after personally meeting the scientists from Acclaro, that UltraClear's innovations in the coming years will be even more fascinating.

From Einstein's formula, through Maiman's spark, to Anderson's and Alster's vision, all the way to today's innovations - the history of lasers in aesthetic medicine is the story of humanity's desire to touch youth, beauty, and eternity with light.

Because light has always been a symbol of life - and today, thanks to lasers like UltraClear, it has also become a symbol of eternal youth.

Arrange an appointment

The best way for you to get reliable and useful information about our treatments is to arrange an appointment and come for a consultation. Our expert staff will show you around the Polyclinic and answer all your questions about the procedures and machines. During the conversation, the doctor will listen to your needs and expectations, and accordingly, advise you on appropriate treatments from our wide range. You can also plan the treatments, arrange the price of the service or a package of services, and get informed about the means of payment. Some of our treatments are very short and it is possible to perform them even during the consultation. We guarantee the highest standard of services, the best preparations, and machines that give the best results.

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Nova Ves 17 (Centar Kaptol)
10000 Zagreb, Croatia
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