The all-natural birefringence and insufficient thermally induced depolarization generates a less complicated resonator structure in lasers based upon alexandrite. The fluorescent life time of 260 µs at area temperature and also the wide spectral absorptions make it possible for for effective flashlamp excitation.

در آنجا، گزینه پرداخت اقساطی را انتخاب تا دفترچه اقساط الکترونیکی نمایش داده شود و شما بتوانید سفارش خود را ثبت کنید. جزئیات بیشتر پس از انتخاب گزینه درگاه اقساطی نمایش داده می‌شود.

An alexandrite laser is often a purple mild laser that employs an alexandrite crystal given that the laser supply or medium. It has among the list of longest monitor documents of achievements within the therapy of challenge regions in dermatology, including laser hair elimination.

Subsequently in the main focus location, the electron density raises to form a plasma, which can more successfully soak up the remaining energy from the laser pulses. The plasma then expands driving the shock wave, And eventually the enlargement in the vaporized content results in cavitation bubbles, which unfold outward in the nearby tissue, leading to a microcavitation structural response [eight, eleven].

BN is actually a pores and skin pigmentation with hirsutism. Provided the amazing therapeutic results of extensive-pulse alexandrite laser on hyperpigmentation and hirsutism, respectively, Choi et al34 tried to use very long-pulse alexandrite laser to the procedure and research of BN. The outcomes of your analyze, which included eleven sufferers with BN (Fitzpatrick skin types III, IV), exposed that sixty three.six% in the sufferers experienced more than 50% pigment removing after a median of three.nine treatment plans with the very long-pulse alexandrite laser. Moderate hypopigmentation and alterations in pores and skin texture were being Unwanted effects, and article-technique crusting subsided immediately after one particular 7 days. Notably, DCD was not utilized During this analyze. An additional retrospective analyze with thirteen BN patients (Fitzpatrick skin forms III and IV) confirmed that the fees of hair removing and pigment removal of 50% or even more at the lesion internet site were 86.

در نتیجه آن موهای زائد با این دستگاه بدون هیچ گونه عارضه جانبی از بین می روند.

As outlined by two retrospective research, equally people with gentle skin tones (Fitzpatrick pores and skin sorts II, III) and those with dark pores and skin tones (Fitzpatrick pores and skin type IV) can productively remove unwelcome hair With all the extensive-pulse alexandrite laser. For people with light complexion, the typical hair removing fee was close to 81%, although for all those with darkish pores and skin, it absolutely was about 88%. It truly is common to consider moderate erythema or edema encompassing the hair follicle since the therapy’s endpoint because it ordinarily goes away By itself in several several hours to a couple of days.

Slicing-edge engineering with the most recent Sophisticated era of 755nm fractional handpiece presents an outstanding brightening and melasma therapy more than a hundred thirty dots (400um size) safeguarding practical pores and skin and minimizing the chance of PIH and hypo-pigmentation.

The top follicle destruction result is usually attained by administering the prolonged-pulse alexandrite laser remedy throughout the hair progress period in the event the melanin articles is at its peak. Making use of the very long-pulse alexandrite laser through the other cycles is fewer helpful in destroying the follicles and is more likely to cause inflammation.

Together with DCD, other components for example pulse width, and place dimension also have an effect on how properly the lengthy-pulse alexandrite laser treats disorder. Ho et al29 in comparison the performance of your QS alexandrite laser with that from the extensive-pulse alexandrite laser during the cure of freckles and lentigines in patients with darker skin types (Fitzpatrick skin sorts III, IV). They found that the long-pulse alexandrite laser with microsecond pulse widths nevertheless realized satisfactory effects, with reduce amounts of intraoperative soreness and postoperative Unintended effects, and simpler therapies.

ALEXANDRITE LASERSo, more-efficient product interactions are probable With all the alexandrite laser by tuning the wavelength to better match the absorption spectrum with the targeted elements.

By selectively concentrating heat only around the melanin pigment with Houses of the higher absorption of melanin, it presents little harm to pores and skin tissue.

The alexandrite laser is mostly useful for beauty surgical procedures, primarily for laser hair removal techniques. It is usually useful for specific health-related treatments for instance laser lithotripsy.

To serve as a information and source of inspiration to the scientific usage of this type of laser, we evaluation the current investigate status and improvement with the long-pulse alexandrite laser while in the procedure of the aforementioned types of Diseases.