The present disclosure is directed towards a medical instrument. The medical instrument includes a housing and an end effector assembly operably connected to the housing. The end effector assembly includes first and second jaw members each having a tissue contacting surface, at least one of the first and second jaw members movable between a first, spaced-apart position and a second proximate position, wherein in the second position, the jaw members cooperate to define a cavity configured to receive tissue between the jaw members. The end effector also includes at least one light-emitting element coupled to at least one of the first and second jaw members, the at least one light-emitting element adapted to deliver light energy to tissue grasped between the first and second jaw members to treat the tissue.

One aspect of the present disclosure relates to a medical laser system, comprising: a first laser source comprising at least a first gain medium for generating a first optical field; and at least one first U-switch configured to control a resonance quality of the first laser source; a control circuit configured to control the first U-switch to cause the first laser source to generate the first optical field as a first pulse train of laser pulses; a second laser source for generating a second optical field as a second pulse train of laser pulses; at least one nonlinear medium for generating a third optical field by a nonlinear interaction between the first optical field and the second optical field; a sensor configured to detect a property of at least one of the optical fields; wherein the control circuit is configured to control operation of the first U-switch so as to adjust a relative timing of the laser pulses of the first pulse train and the laser pulses of the second pulse train responsive to the detected property.

The present disclosure is directed towards a medical instrument. The medical instrument includes a housing and an end effector assembly operably connected to the housing. The end effector assembly includes first and second jaw members each having a tissue contacting surface, at least one of the first and second jaw members movable between a first, spaced-apart position and a second proximate position, wherein in the second position, the jaw members cooperate to define a cavity configured to receive tissue between the jaw members. The end effector also includes at least one light-emitting element coupled to at least one of the first and second jaw members, the at least one light-emitting element adapted to deliver light energy to tissue grasped between the first and second jaw members to treat the tissue.

The present disclosure is directed towards a medical instrument. The medical instrument includes a housing and an end effector assembly operably connected to the housing. The end effector assembly includes first and second jaw members each having a tissue contacting surface, at least one of the first and second jaw members movable between a first, spaced-apart position and a second proximate position, wherein in the second position, the jaw members cooperate to define a cavity configured to receive tissue between the jaw members. The end effector also includes at least one light-emitting element coupled to at least one of the first and second jaw members, the at least one light-emitting element adapted to deliver light energy to tissue grasped between the first and second jaw members to treat the tissue.

The present disclosure is directed towards a medical instrument. The medical instrument includes a housing and an end effector assembly operably connected to the housing. The end effector assembly includes first and second jaw members each having a tissue contacting surface, at least one of the first and second jaw members movable between a first, spaced-apart position and a second proximate position, wherein in the second position, the jaw members cooperate to define a cavity configured to receive tissue between the jaw members. The end effector also includes at least one light-emitting element coupled to at least one of the first and second jaw members, the at least one light-emitting element adapted to deliver light energy to tissue grasped between the first and second jaw members to treat the tissue.

A system for vision rehabilitation therapy includes a controller, a laser generator for generating a laser beam with a cyclic frequency-varying laser pulse train having a frequency range of 10 Hz35 Hz, and a light spot regulating device for forming a light spot with a diameter of about 20 mm and a laser power density of less than 1.5 mW/cm.sup.2. A blade is disposed in front of the laser generator and shaped to block or unblock the laser beam as the blade rotates. A speed regulating motor is provided to regulate rotation speed of the blade through a drive circuit. A pair of virtual reality three-dimensional glasses is provided to generate a virtual reality three-dimensional green scenery, and a massage device is provided to massage acupoints around the eyes and on the head of a user.

The invention provides a treatment device (100) for fractional laser-based treatment. The treatment device comprises a treatment generator (80) comprising a treatment laser (20) and a laser scanning system (30). The laser scanning system comprises at least one movable deflection element and is configured and arranged for scanning laser light across an emission window (70) towards skin tissue (110) from a plurality of locations (74) in the emission window by moving the at least one deflection element relative to the emission window, whereby, in use, laser-based lesions (120) are generated inside the skin tissue. The treatment device also comprises a controller (60) for generating a predefined disposition of lesions (120) in the skin tissue by emitting laser light via selected ones of the plurality of locations in the emission window while the treatment device is moved relative to the skin surface (105). The controller is configured for generating an area disposition of the lesions by scanning the laser light across the emission window using the laser scanning system and deflecting laser light into the skin tissue via the plurality of locations while the treatment device is moved relative to the skin surface, whereas in the line treatment mode the controller is configured to generate a line disposition of the lesions inside the skin tissue from a single predefined location of the emission window by maintaining the at least one deflection element in a stationary position relative to the emission window while the treatment device is moved relative to the skin surface.

A system for vision rehabilitation therapy includes a controller, a laser generator for generating a laser beam with a cyclic frequency-varying laser pulse train having a frequency range of 10 Hz35 Hz, and a light spot regulating device for forming a light spot with a diameter of about 20 mm and a laser power density of less than 1.5 mW/cm.sup.2. A blade is disposed in front of the laser generator and shaped to block or unblock the laser beam as the blade rotates. A speed regulating motor is provided to regulate rotation speed of the blade through a drive circuit. A pair of virtual reality three-dimensional glasses is provided to generate a virtual reality three-dimensional green scenery, and a massage device is provided to massage acupoints around the eyes and on the head of a user.

The present disclosure relates to a laser irradiating apparatus including a laser resonator configured to generate a laser beam and output the laser beam forwards, a first passage part located in front of the laser resonator and configured to allow the laser beam generated from the laser resonator to pass through, and a second passage part located as being spaced from the first passage part and configured to allow the laser beam passing through the first passage part to pass through.

A medical laser system including a first laser source having a first gain medium for generating a first optical field. The system further includes a first Q-switch controlling a resonance quality of the first laser source, a control circuit controlling the first Q-switch to cause the first laser source to generate the first optical field as a first pulse train of laser pulses, a second laser source for generating a second optical field as a second pulse train of laser pulses, a nonlinear medium for generating a third optical field by a nonlinear interaction between the first optical field and the second optical field, and a sensor detecting a property of at least one of the optical fields. The control circuit controls operation of the first Q-switch so as to adjust a relative timing of the laser pulses of the first pulse train and the laser pulses of the second pulse train responsive to the detected property.