Matches 201 - 250 out of 357 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5776174 Stabilization of vascular lesions by ultraviolet radiation  
Ultraviolet radiation can be used to treat vascular diseases. In particular, for unstable lesions where angioplasty may not be warranted, cytotoxic, nonablative ultraviolet radiation, preferably at...
5769840 Microsurgery using alternating disruptive and thermal laser beam pulses  
A method and an apparatus for conducting microsurgery on human or animal tissue which includes alternately providing an Argon laser beam pulse and a YAG laser beam pulse in a cycle which is equal...
5749868 Near infra-red selective photothermolysis for ectatic vessels and method therefor  
Near-infrared selective photothermolysis for the treatment of ectatic blood vessels, for example, blood vessels of a portwine stain birthmark. This technique is especially applicable to deeper...
5741245 Corneal sculpting using laser energy  
A corneal sculpting system utilized for performing surgery to reshape the cornea of the eye. The system includes a laser delivery system that is coupled to a filter positioning system and a corneal...
5742626 Ultraviolet solid state laser, method of using same and laser surgery apparatus  
A solid state laser system producing coherent radiations at deep ultraviolet wavelengths includes a solid state laser producing a first beam having a wavelength near 1 micron. The 1 micron beam is...
5742426 Laser beam treatment pattern smoothing device and laser beam treatment pattern modulator  
A laser beam pattern modulator includes a light-transmissive, light-refractive element for rotating and/or linearly displacing the beam such that the refracted beam remains parallel to the incident...
5741247 Atomized fluid particles for electromagnetically induced cutting  
An electromagnetically induced cutting mechanism which can provide accurate cutting operations on both hard and soft materials is disclosed. The electromagnetically induced cutter is capable of...
5738677 Apparatus and method for performing eye surgery  
An optical probe configured for insertion into the anterior chamber of an eye, adjacent to the cataractous lens of the eye, comprises an optical source, and an optical waveguide connected to...
5738678 Apparatus and method for delivering laser radiation to a substrate  
The invention provides an apparatus and method for delivering laser radiation to a substrate (20,120) involving a laser radiation source (1), delivery means (2) to transmit the laser radiation from...
5735843 Laser surgery apparatus and method  
An argon-fluoride excimer laser or other laser source capable of generating far-ultraviolet radiation at 193 nm is pulsed with energy densities of greater than 20 mj per cm 2 at a repetition rate...
5728090 Apparatus for irradiating living cells  
Apparatus for use in photodynamic therapy (PDT) is provided having a substantially cylindrical support to which is attached a removable, multi-sided head. Each side of the head has an array of...
5725575 In vivo modification of refractive power of an intraocular lens implant  
A method for changing the refractive power (spherical and astigmatical) of an intraocular implant of the type having a lens, either formed of a series of laminates of material, or having a lens...
5722970 Laser surgical method using transparent probe  
Procedures using a laser surgical probe are disclosed in which laser energy can be directed at an angle relative to the longitudinal axis of the probe. In a preferred procedure, the laser probe is...
5711950 Process for preparing microclustered water  
A method for preparing microclustered water comprising boiling water to produce steam includes passing the steam across a magnetic field, exposing the steam to light having a wavelength of between...
5707401 Apparatus for an efficient photodynamic treatment  
The present invention relates to an improved apparatus for a therapeutic treatment of malignant solid tumors, consisting of a combined photodynamic therapy and hyperthermic treatment, said...
5707403 Method for the laser treatment of subsurface blood vessels  
The invention provides a method for selectively destroying blood vessels contained at a selected depth and in a selective area of a patients dermis by positioning a laser so that light from the...
5683380 Method and apparatus for depilation using pulsed electromagnetic radiation  
A method and apparatus for removing hair is disclosed. The method includes the step of producing at least one pulse of incoherent electromagnetic energy. The incoherent electromagnetic energy is...
5669934 Methods for joining tissue by applying radiofrequency energy to performed collagen films and sheets  
A method for joining or restructuring tissue consists essentially of providing a preformed film or sheet of a solid filler material which fuses to tissue upon the application of energy. The...
5662643 Laser welding system  
A laser welding apparatus and system for surgically bonding tissue together provides a beam of coherent light at a wavelength corresponding to a specific tissue thickness at which full absorption...
5647865 Corneal surgery using laser, donor corneal tissue and synthetic material  
Laser ablation is applied to a patient's cornea in a circumscribed fashion, while controlling energy flux, beam exposure diameter and exposure time to achieve removal of a central corneal disc of...
5643334 Method and apparatus for the diagnostic and composite pulsed heating and photodynamic therapy treatment  
The present invention is directed toward an apparatus and method for diagnostic and composite treatment of a wide range of solid tumors. More particularly, the invention relates to an efficient...
5634919 Correction of strabismus by laser-sculpturing of the cornea  
The present invention consists of methods and apparatus for laser ablation of the cornea to correct strabismus. The laser beam is controlled by a system of limiting shutters to cut prism lenses...
5634920 Method and apparatus for removing epithelium from the surface of the eye  
A apparatus and method for controlling an apparatus for removing tissue from the eye performs various types of corrections using a relatively large beam, but oscillating, or dithering, that being...
5634922 Cancer diagnosis and treatment device having laser beam generator  
A cancer diagnosis and treatment device comprising a solid-state laser generator such as an Nd-YAG laser, an alexandrite laser, or titanium sapphire laser for emitting a first laser beam having a...
5630810 Method of ophthalmological surgery  
An improved method of ophthalmological surgery is disclosed. The method is used to change the optical characteristics of an eye through subjecting the eye's cornea to ultraviolet irradiation...
5624435 Ultra-long flashlamp-excited pulse dye laser for therapy and method therefor  
A flashlamp-excited dye laser generating light pulses for therapy has a circulator which circulates a gain media through a dye cell. A controller coordinates operation by triggering flashlamps to...
5624436 Laser beam and ablating apparatus and related method  
An ablation apparatus for ablating by laser beam including a laser beam providing means for providing laser beam to ablate an object to be processed into a desired form, a light beam delivering...
5620435 Eye surgery  
A method for welding ocular tissues to each other including providing a first portion of ocular tissue having a leading edge and a second portion of ocular tissue having a leading edge, positioning...
5620438 Method and apparatus for treating vascular tissue following angioplasty to minimize restenosis  
A surgical instrument for treating a blood vessel wall following percutaneous transluminal coronary angioplasty (PTCA) includes an optical system for transmitting radiant energy, preferably UV...
5591219 Frequency modulator  
A radiation device for therapeutic use in the human body allows the application of light waves to an affected area of the body. A bulb, preferrably a xenon bulb, produces light which is passed...
5591157 Method and apparatus for tympanic membrane shrinkage  
The tympanic membrane can be tightened by directing energy on spots of the tympanic membrane so as to heat up the collagen matrix layer and cause it to shrink. Energy in the frequency range of 1.4...
5586132 Method and apparatus for generating bright light sources  
A method and apparatus for generating bright light sources includes a first plurality of semiconductor lasers in which each of the first plurality of semiconductor lasers emits a beam of light of a...
5549660 Method of treating acne  
A method of treating acne by illumination comprising the steps of utilizing at least one light emitting diode (LED) by driving each of the at least one LEDs in substantially continuous wave (CW)...
5540676 Method of laser surgery using multiple wavelengths  
A medical system for transmitting and delivering to a tissue site multiwavelength therapeutic radiant energy along a common optical pathway. Also included is a laser catheter suitable for engaging...
5527350 Pulsed infrared laser treatment of psoriasis  
A method for treating psoriasis with pulsed infrared laser illumination. A pulsed infrared diode laser having a wavelength of 800 nm and a pulse duration in the millisecond range selectively...
5511563 Apparatus and method for treating rheumatoid and psoriatic arthritis  
An apparatus and method for irradiating an inflamed joint of a patient having rheumatoid or psoriatic arthritis are presented. A noncoherent source of radiation having a predetermined wavelength...
5507799 Ablation apparatus for ablating an object by laser beam  
An ablation apparatus for ablating an object to a uniform depth by a laser beam. The laser may be an excimer laser, having non-uniform beam intensity of Gaussian distribution and like. Therefore...
5507741 Ophthalmic method for laser surgery of the cornea  
The invention contemplates an inventory of disposable elements adapted for selective placement in the path of laser-beam delivery to the cornea. Each of the disposable elements carries a membrane...
5507739 Dental laser  
A dual wavelength laser is disclosed for use in dental therapeutic applications. The dual wavelength laser includes a laser cavity in which a laser crystal is disposed and preferably the laser...
5501599 Device for removing carious tooth material by laser light and use of a laser light source  
A method of removing carious tooth material is effected by creating a laser light beam from a pulsed laser light source, and utilize a flexible light guide to direct the laser light beam as a light...
5500009 Method of treating herpes  
A method of treating herpes by illuminating a herpes affected dermal zone with continuous wave (CW) non-coherent radiation emitted by at least one light emitting diode (LED), the radiation having a...
5496306 Pulse stretched solid-state laser lithotripter  
A method of laser lithotripsy is disclosed that utilizes pulse stretched Q-switched solid state lasers in conjunction with relatively small diameter optical fibers to achieve effective breakup of...
5490849 Uniform-radiation caustic surface for photoablation  
A simultaneously generated caustic surface comprised of high energy photons is created for the purpose of ablating organic materials to within optical accuracies. The apparatus and method are...
5467767 Method for determining if tissue is malignant as opposed to non-malignant using time-resolved fluorescence spectroscopy  
A method for determining if tissue is malignant as opposed to non-malignant (i.e., benign tumor tissue, benign tissue, or normal tissue). In one embodiment, the method comprises irradiating a human...
5464436 Method of performing laser therapy  
A method of treating a patient, includes providing a laser source for emitting a laser light, diagnosing an afflicted area of the patient, delivering the laser light to the afflicted area for at...
5458594 Method and apparatus for the treatment of hard biological material, such as hard dental material, using lasers  
A method and apparatus for the ablation of hard biological material, such hard dental material, using a rapidly pulsed laser employ a crystal or absorber film disposed in the propagation path of...
5445146 Biological tissue stimulation by low level optical energy  
Biological tissue of a living subject is irradiated with optical energy at a wavelength and at a power dissipation level to cause the amount of optical energy absorbed and converted to heat in the...
5423798 Ophthalmic surgical laser apparatus  
A solid-state ophthalmic surgical laser operating in the near and mid-infrared region (approximately 0.8 and 2.94 μm) comprises a YAG laser including a trivalent erbium activator (Er:YAG) which is...
5409479 Method for closing tissue wounds using radiative energy beams  
The method and apparatus of the invention use a beam of laser emitted optical energy to effect wound closure and reconstruction of biological tissue. In response to input as to tissue type and...
5409482 Probe, and method of use thereof for biomodulation of tissue, nerve and immune systems  
The probe for biomodulation is disclosed. The probe includes a semiconductor laser and a drive circuit which causes the laser to generate pulses in bursts. The pulses themselves are of nanosecond...
Matches 201 - 250 out of 357 < 1 2 3 4 5 6 7 8 >