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Document Title |
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5611797 |
Combination handpiece and surgical laser tool
A combination handpiece and surgical laser tool is disclosed for use in laser surgery. The handpiece comprises a hollow body having an internal wall which is mounted about the probe of the laser...
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5609591 |
Laser balloon catheter apparatus
A laser balloon catheter apparatus emits laser light, received through optical fiber, via a balloon for irradiating tissue. It includes a laser light emitting means, a coolant supply passage...
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5593405 |
Fiber optic endoscope
An endoscope has an elongated flexible guide the distal end of which can be introduced into a selected chamber of a human or other animal heart or into the internal space of another body organ. The...
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5573531 |
Fluid core laser angioscope
A liquid core laser optical scope for illuminating, viewing, and delivering laser energy to a site in a lumen of an animal or human body which includes a flexible tube for insertion into the lumen,...
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5568503 |
Solid-state laser device with optical fiber cable connection
This invention has as its object to provide a solid-state laser device which can supply a laser beam pumped by a solid-state laser medium from the distal end of an optical fiber. In order to...
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5562657 |
Side fire laser catheter method and apparatus
Side fire laser catheter apparatus includes a fiberoptic element having a bevelled tip fused to a cap. A secondary reflector may be disposed adjacent to the fiberoptic element as fused to the cap...
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5554153 |
Laser skin perforator
A laser perforator is disclosed for perforating skin with a perforation to permit blood under a surface of the skin to flow out, the perforator in one embodiment having a laser light source for...
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5553629 |
Portable medical laser pack system
A fiber optic cable has one end directly coupled to a semiconductor IR generating laser diode array and the other end is used to direct IR radiation at a soldier's wound for surgical purposes. The...
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5554155 |
Fiber optic pick manipulator
A multi-function pick-manipulator device that provides the functions of a vitreoretinal pick, fiberoptic illumination, and irrigation/aspiration. The manipulator may also function as a bipolar...
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5549600 |
Surgical laser probe with thermal cutting
In an apparatus and method for thermal cutting with a surgical laser probe, fiber optics convey laser light from a source to the surgery region. The laser beam is directed towards tissue for...
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5542944 |
Surgical device and method
A surgical instrument adapted for use in prostate, intra-uterine, kidney, liver, bladder and urinary tract surgery and the like comprising an elongate flexible casing having a delivery tube for...
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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...
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5520681 |
Light energy emitting probe with inclusions distributed within and throughout probe's tip portion
A probe for medical use includes a tip portion having a light energy input region for receiving light energy from a light source and a predetermined light energy output region whereby tissue...
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5519534 |
Irradiance attachment for an optical fiber to provide a uniform level of illumination across a plane
A irradiation attachment for an optical fiber which provides an output of light that has a highly uniform intensity. The device includes a hollow spherical shell having a diffusive reflective...
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5514127 |
Apparatus for irradiating an area with a controllable pattern of light
Apparatus for irradiating an area with a controllable pattern of light comprises a laser (2), which illuminates a spatial light modulator (6). The resulting spatially modulated light then passes to...
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5514125 |
Applicator for the treatment of an elevated internal ocular pressure by means of laser radiation
An applicator for treatment of an elevated internal ocular pressure by means of laser radiation has a handpiece, which releasably surrounds a fiber optic light guide on its exit side end. A sleeve...
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5514126 |
Fiber optic assembly for laser treatment system
A laser treatment system includes a fiber optic assembly for conducting laser beam from a laser beam source to a patient's body. The fiber optic assembly is disposable, sterilized and includes a...
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5507742 |
Multifunction laser-powered surgical tool with optical electrocautery capability
An endoscopic tool has an elongate cylindrical cannula with an open hooked end insertable into the body of a patient with a trocar element providing a laser powered flux of energy for precise...
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5509096 |
Receptacle and plug fiber optic connector assembly
A receptacle and plug assembly for connecting a plurality of optical fibers to a single light source. The receptacle contains a plurality of individual sockets. The receptacle is generally...
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5505726 |
Article of manufacture for the photodynamic therapy of dermal lesion
An article of manufacture for photodynamic therapy of a dermal lesion located at a dermal treatment site on skin including the stratum corneum, transparent hydrogel for covering the dermal...
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5500918 |
Bifurcated fiber bundle in single head light cable for use with multi-source light box
A light cable for transmitting light from a light source to the distal end of an imaging tool requiring a beam of directed light. The light cable is provided with a flexible outer cable member...
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5498260 |
Internal reflectance angle firing fiber optic laser delivery device and method of use
The present invention relates generally to a family of fiber optic laser delivery devices for use in medical and other applications, and more particularly, to such an apparatus wherein the...
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5498258 |
Laser resectoscope with laser induced mechanical cutting means
The present invention provides a device and method for coagulating, lasing, resecting and removing prostate and bladder tissue. The device is a laser resectoscope containing laser induced...
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5491767 |
Germanate glass for mid-infrared medical optical fiber
This invention relates to a family of rugged, non-toxic, high damage threshold, fiberizable, infrared transmitting germanate glasses that are suitable for medical laser delivery. They possess...
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5486171 |
Transparent cap fiber optica laser beam angle delivery device
The present invention relates generally to a family of fiber optic laser beam angle delivery devices for use in medical procedures such as a laser assisted transurethral resection of the prostate...
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5486170 |
Medical catheter using optical fibers that transmit both laser energy and ultrasonic imaging signals
A medical catheter which includes one or more optical fibers, each of which transmits both ultrasonic signals for imaging of the treatment area and laser energy for treatment of a medical...
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5478339 |
Intrauterine device for laser light diffusion and method of using the same
An improved device for delivery of photoenergy from a light source, such as a laser, into a uterine cavity for photodynamic therapy is comprised of a plurality of optic fibers, which are bundled...
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5466234 |
Expandable laser catheter
A catheter suitable for the delivery of laser energy to an obstruction in a body lumen is provided, which has an expandable, elastic distal end portion containing optical fibers whose exposed...
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5458606 |
Neuro endoscope for shunt
A shunt for relieving hydrocephalus has a closed distal end and an aperture formed in the distal end. A hollow hypotube has a distal end, and the hypotube holds an image fiber which protrudes...
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5456681 |
Laser therapy system
A laser therapy system and method of cutting and vaporizing a tissue body which includes a fiber optic which is inserted into the lumen of a catheter and operable between an extended position...
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5454782 |
Translumenal circumferential energy delivery device
A probe for translumenal circumferential delivery of energy through a biological lumen comprises a catheter which is constructed and arranged to be placed within a particular biological lumen. A...
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5441497 |
Light diffusing guidewire
A light diffusing guidewire which has the ability to deliver light to luminal surfaces such as blood vessels for the diagnosis and treatment of medical conditions. The device can be used either in...
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5437657 |
Instrument for ophthalmological surgery
The surgical instrument apparatus emits a narrow beam of light that exits a point on the blade. The light crosses in front of the blade at a point predetermined by the surgeon. The light is...
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5437661 |
Method for removal of prolapsed nucleus pulposus material on an intervertebral disc using a laser
A method for removal of prolapsed nucleus pulposus material of an intervertebral disc of a patient using a laser is disclosed. The present invention provides applying a laser beam directly in...
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5437660 |
Tissue ablation and a lateral-lasing fiber optic device therefor
A method for removing unwanted material in a body lumen, cavity or organ provides the steps of using an endoscope or other viewing system to position a suitably sized lateral-lasing fiber optic...
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5437659 |
Angioplasty catheter and method of use thereof
Device for use in removing undesired material, e.g., occlusion or plaque, from a duct or blood vessel within a patient's body. The device comprises a catheter (21) adapted to be disposed within a...
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5431647 |
Fiberoptic cylindrical diffuser
A fiberoptic diffuser has an optical fiber having a light transmitting core, cladding about the core, and a buffer layer about the cladding. The core at the distal end portion of the fiber is...
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5425355 |
Energy discharging surgical probe and surgical process having distal energy application without concomitant proximal movement
This invention relates to a surgical instrument. Specifically, a surgical instrument is disclosed which dispenses incising, transecting, or tissue treating energy to a body site or part undergoing...
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5425730 |
Illumination cannula system for vitreous surgery
An illumination cannula system for vitreous surgery. The cannula system has a plurality of illuminated cannula ports, each including a multiplicity of optical fibers annularly arranged about a...
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5423806 |
Laser extractor for an implanted object
A lead extraction device which utilizes laser light to separate an implanted object, such as a pacemaker lead, from fibrous scar tissue and thereby permit the implanted object to be extracted from...
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5423805 |
Laser catheter with moveable integral fixation wires
A laser catheter for irradiation of human myocardial tissue containing a movable feedback mechanism for monitoring the damage created by laser irradiation, and which is usable with standard...
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5415655 |
Medical device including light energy emitting contact tip with means for raising temperature of the tip
A medical device has a flexible light guide having a light energy input end adapted for connection to a source of light energy and a light energy output end. The output end outputs a beam of light...
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5416878 |
Surgical methods and apparatus using a bent-tip side-firing laser fiber
An improved side-firing laser fiber assembly is provided in which the output end terminates in a substantially flat face having an arcuate edge around the circumference thereof. The presently...
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5413555 |
Laser delivery system
A laser delivery system which may be coupled to a stereomicroscope or camera equivalent, may be three dimensionally positioned such that a laser beam may irradiate a wide range of treatment sites...
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5407443 |
Laser operation device
A laser operation device for insertion into a region to be irradiated and which is optimally used as an introcular device to treat cataracts, glaucoma or the like. The device has a hand piece and a...
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5403308 |
Submersible lens fiberoptic assembly for use in PDT treatment
A submersible lens fiberoptic assembly for PDT treatment includes an optical fiber, a fiber jacket, a ball lens made of zirconia and a housing. This fiberoptic assembly is simple and inexpensive to...
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5401270 |
Applicator device for laser radiation
Applicator device for laser radiation wherein the end of the radiation conducting light-wave conductor faces toward the object to be treated and is mounted in a tube-like sleeve which is closed and...
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5401271 |
Apparatus for supporting an orbicularly tipped surgical laser fiber
The present invention is directed to a new and useful handpiece for use in connection with a orbicularly tipped contact surgical laser. The handpiece has a handle portion and an extended portion....
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5400428 |
Method and apparatus for linearly scanning energy over an optical fiber array and coupler for coupling energy to the optical fiber array
A method and apparatus for relatively moving energy across an array of optical fibers. The energy may be scanned across the fiber array. A dielectric mirror mounted on a galvanometer scanner is...
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5395361 |
Expandable fiberoptic catheter and method of intraluminal laser transmission
A catheter system for intraluminal laser surgery is disclosed. The catheter system comprises an elastically expansible catheter sheath housing a plurality of optical fibers arranged in a circular...
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