A method of treating tissue is provided herein. The method comprises positioning an end effector in a first position in proximity to tissue, wherein the end effector has one or more first thermal elements and one or more second thermal elements and an energy delivery configuration, activating the one or more first thermal elements, absorbing energy from tissue via the one or more first thermal elements, wherein the energy absorbed is in a first predetermined volume based on the energy delivery configuration, activating the one or more second thermal elements, delivering energy to tissue via the one or more second thermal elements, wherein the energy delivered is in a second predetermined volume based on the energy delivery configuration, and generating a predetermined treatment zone based on the first predetermined volume and the second predetermined volume.

An adapter tip for a light emitting device which has an open cavity with a set sized opening. The adapter fits with the opening and reduces the size of the opening from the set size to a size less than the set size to concentrate light emanating from the light emitting device. Further, the open cavity of the light emitting device includes a cooled transparent member which contacts and cools skin coming into contact with the cooled transparent member when the skin is drawn into the cavity under vacuum.

The present disclosure provides a hair removing device, including: a reflector, a light source, a first light-transmitting body, a heat dissipation base and a refrigerating member. The light source is arranged inside the reflector and can emit light. The reflector can reflect light, such that the hair removing device can emit light to remove the hair from the skin. The first light-transmitting body and the reflector cooperatively define a cavity to receive the light source. A body of the light source is suspended in the cavity. Two sides of the heat dissipation base are thermally coupled to the reflector and the refrigerating member respectively.

A laser device can provide a prompt, precise, and stable laser therapy in that it can: (i) minimize post-treatment adverse reactions, such as hyperpigmentation, erythema, etc., by using a cooling device to induce vasoconstriction and perform laser treatment of the skin lesion areas under vasoconstriction to minimize occurrence of inflammation from irradiation of laser on normal tissues and capillary loops, when using laser to treat pigmentary disorders of the skin; (ii) minimize adverse reactions associated with laser treatments by promptly and precisely completing laser treatment specifically targeting the lesion area by capturing and analyzing the images of the skin lesion area under the area-specific vasoconstriction performed by using the cooling device; (iii) prevent or significantly delay occurrence of fogging onto the light transmitting member by using a cooling method; (iv) ensure the complete contact between the skin contact surface of the light transmitting member and the skin lesion by using a sensor; (v) target the laser beam using a scanner; and (vi) ensure the complete coverage of laser irradiation on the skin lesion by irradiating the laser beam in an overlapping manner.

A safety system for laser treatment, comprising a first sensor configured to monitor a parameter at a source and to generate first parameter data, a second sensor configured to monitor the parameter at a treatment head and to generate second parameter data, a control system configured to receive the first parameter data and the second parameter data and to determine whether the first parameter data or the second parameter data exceed a predetermined value and the control system further configured to modify an operational parameter of the source in response to a determination that the first parameter data or the second parameter data exceed the predetermined value.

A vapor delivery needle is provided that may include any of a number of features. One feature of the energy delivery probe is that it can apply condensable vapor energy to tissue, such as a prostrate, to shrink, damage, or denature tissues of the prostate. Methods associated with use of the energy delivery probe are also covered.

A cooling device for removing heat from subcutaneous lipid-rich cells of a subject having skin is provided. The cooling device includes a plurality of cooling elements movable relative to each other to conform to the contour's of the subject's skin. The cooling elements have a plurality of controllable thermoelectric coolers. The cooling elements can be controlled to provide a time-varying cooling profile in a predetermined sequence, can be controlled to provide a spatial cooling profile in a selected pattern, or can be adjusted to maintain constant process parameters, or can be controlled to provide a combination thereof.

Disclosed is a laser apparatus including a laser generator comprising a laser medium, a pumping light source providing light to the laser medium, a first mirror and a second mirror arranged with the laser medium therebetween, and configured to generate a laser beam of a first wavelength, a secondary harmonic wave generator configured to generate a laser beam of a second wavelength from the laser beam of a first wavelength, a light modulator arranged between the laser medium and the secondary harmonic wave generator and configured to adjust a pulse width of the laser beam of a first wavelength, and an output adjustor configured to adjust an output of the laser beam of a second wavelength generated in the secondary harmonic wave generator.

A method for photobiomodulation of tissue includes emitting light from a lead implanted in the tissue using an implanted light source according to a first delivery program; repeatedly estimating an amount, speed, or time of a temperature or temperature change of, or amount of heat generated by, the implanted light source or repeatedly estimating an amount, speed, or time of a temperature or temperature change of tissue receiving the emitted light; and when the estimate exceeds a first threshold value and the light is emitted according to the first delivery program, emitting light from the implanted lead using the implanted light source according to a second delivery program, wherein the second delivery program results in lower heat generation by the implanted light source over a period of time than the first delivery program.

Nasal airway reshaping is accomplished using a fractional treatment device applied externally to the nose to insert needle electrodes into nasal tissue to be reshaped. Energy is applied via the electrodes to cause at least partial coagulation of the nasal tissue within zones around each of the plurality of needle electrodes while pressure is applied internally to achieve the desired reshaping.