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| Number | Title | Issue Date |
| 4722336 | Placement guide A guide for locating a target object within a visually opaque but x-ray transparent object has a base creating a first reference plane. A vertical post extends upward from the base perpendicular to the first reference plane. First target sighting members,... | 02/02/1988 |
| 4722056 | Reference display systems for superimposing a tomagraphic image onto the focal plane of an operating microscope A reference display system that receives information from an imaging system (e.g., a CT scanner or the like), that extracts or derives three-dimensional anatomical and/or pathological information about a part of a body (e.g., the brain or other organ) of ... | 01/26/1988 |
| 4706665 | Frame for stereotactic surgery An improved stereotactic instrument for precise insertion of an electrode or a biopsy needle into the brain is designed for use with a computed tomographic (CT) scanner and does not require scanner software modification or complicated calculations to tran... | 11/17/1987 |
| 4653509 | Guided trephine samples for skeletal bone studies A bone biopsy arrangement especially suited for use in obtaining axial skeleton trephine samples from the spinal vertebra centrum of a living test specimen in a safe and rapid manner. The disclosed arrangement uses radiographic mapping, precise mechanical... | 03/31/1987 |
| 4651732 | Three-dimensional light guidance system for invasive procedures A three dimensional guidance system for percutaneous invasive procedures which develops a line of light above a patient's body to indicate the entry point and path of the invasive instrument. Guidance is provided by alignment of the instrument with the li... | 03/24/1987 |
| 4641657 | Probe swivel mechanism A probe for mounting a transducer, and having a hole extending longitudinal therethrough for a lead, is formed of two end portions having facing intermeshing bevel gears disposed with axes that are at an angle to the axis of the respective end portions. A... | 02/10/1987 |
| 4638799 | Needle guide apparatus for discolysis procedures A needle guide apparatus for accurate insertion of an elongated injection needle into a select intervertebral disc for injection of a lysing agent or dye, particularly during discolysis procedures, the needle guide apparatus includes a mount for connectin... | 01/27/1987 |
| 4638798 | Stereotactic method and apparatus for locating and treating or removing lesions A stereotactic method and apparatus for treating a region of a patient's body defines points in the region using a three-dimensional coordinate system with reference to a ring attached to the patient for establishing a reference point for the three-dimens... | 01/27/1987 |
| 4620540 | Mold for rapid stereotaxic injections into mouse striatum A mold for stereotaxic injections into mouse striatum is disclosed which includes upper and lower mold halves defining therebetween a shaped interior cavity closely conforming to shape of the mouse head. Indentations are provided in the shaped cavity of t... | 11/04/1986 |
| 4617925 | Adapter for definition of the position of brain structures This invention relates to an adapter for definition of the position of brain structures on a patient's head by means of spatial coordinates in computerized tomography and NMR examination and transferring the coordinates to a stereotactic apparatus, said a... | 10/21/1986 |
| 4618978 | Means for localizing target coordinates in a body relative to a guidance system reference frame in any arbitrary plane as viewed by a tomographic image through the body A localizer system is described which enables determination of the coordinates of a target located inside the human body and visualized on a tomographic scan image for essentially any arbitrary scan plane through the body. It involves a means of fixing a ... | 10/21/1986 |
| 4613324 | Method and apparatus for guiding catheter into ventricular system of human brain A method and apparatus are disclosed for accurate insertion of a ventricular catheter through the cranial surface into the ventricular system of the human brain. The method includes providing an orifice through the human cranial surface, cutting and coagu... | 09/23/1986 |
| 4612930 | Head fixation apparatus including crown and skull pin The skull of a patient is immobilized utilizing a generally ring-shaped member (crown) that can be used in place of a conventional halo or tongs, and is affixed to the patient's skull utilizing particularly advantageous skull pins. The crown has a first m... | 09/23/1986 |
| 4608977 | System using computed tomography as for selective body treatment A system utilizing computed tomography (CT) as for surgery. A CT scanner provides data representative of or slices taken through a body member. Display apparatus reveals the slices. A reference apparatus (frame) affixed to the body, operates in conjunctio... | 09/02/1986 |
| 4602622 | Medical examination installation In an exemplary embodiment, a computer tomography apparatus for producing transverse layer images has a patient-targeting device with a biopsy needle for being introduced into the patient along a path determined by the targeting device. A phantom apparatu... | 07/29/1986 |
| 4592352 | Computer-assisted tomography stereotactic system An apparatus is described for performing surgical procedures through a patient's skull to a target within the skull by utilizing a computer-assisted tomography scanner comprising a base platform which is positioned on the table of the scanner. A pair of v... | 06/03/1986 |
| 4583538 | Method and apparatus for stereotaxic placement of probes in the body utilizing CT scanner localization The method and apparatus are presented which allow for CT guided biopsies of the body. The method is based on the finding of a reference point on the patient's body that exactly correlates to a point on the CT scan. This is accomplished by means of a loca... | 04/22/1986 |
| 4583537 | Convergent multibeam unit for radiation A convergent multibeam unit for radiation is disclosed. The unit comprises a lineal accelerator as a radiation means which is angularly displaceable around a virtual axis which intersects the radiation axis of same, said lineal accelerator being combined ... | 04/22/1986 |
| 4580561 | Interstitial implant system An interstitial implant system for implanting surgical instruments in body tissue comprises a planning bridge and an implant needle applicator. The planning bridge includes a pair of parallel plates positioned one on each side of the body tissue having co... | 04/08/1986 |
| 4571243 | Needle guidance system System for stereotaxic lateral extradural disc puncture has a frame fitting over the patient which provides for proper location of the cannula of the needle. The frame has a pair of right-angle members. A lower bridge frame extends horizontally and is cli... | 02/18/1986 |
| 4566444 | Portable roentgenographic cephalostat A portable cephalostat is shown as having a frame-like base subassembly which provides for an area upon which a patient's head is to rest and a support for supporting locating arms which serve to locate the patient's head in a selected position; the base ... | 01/28/1986 |
| 4550713 | Method and apparatus for opposing deformity, displacement, and expulsion of the ocular tissues during open eye surgery Deformity, displacement and expulsion of the ocular tissues during eye surgery of the type in which there is a cut through the ocular wall, is opposed by the method and apparatus of this invention. According to the invention, the external surface of the e... | 11/05/1985 |
| 4534050 | X-ray goniometer An X-ray goniometer is provided which comprises, a pair of wooden endplates held in a parallel, adjustably spaced relationship by a plurality of connecting dowel rods, a rotatable support mounted to each endplate, each support being rotatable about a comm... | 08/06/1985 |
| 4526169 | Fine control system for a glass electrode or the like An improved system for finely and precisely controlling the operational position of a glass electrode, micropipette, micro surgical knife or the like with the aid of hydraulic remote control devices including hydraulic hoses is disclosed. This system incl... | 07/02/1985 |
| 4483344 | Device for positioning cardiographic sensor Described herein is a device for positioning and fixing an echosignal sensor and sensors of electric signals in an apparatus for taking cardiograms having an echocardiograph and an electrocardiograph. The device has a base with two mutually perpendicular ... | 11/20/1984 |
| 4465069 | Cranial insertion of surgical needle utilizing computer-assisted tomography The head of a patient is held in place horizontally on the indexable sliding cradle of an X-ray scanner by a vertical ring encircling the head having radiolucent rests supporting the head behind the ears at the mastoid processes and beneath the eyes at th... | 08/14/1984 |
| 4463758 | Computed tomography stereotactic frame A computed tomography stereostactic frame is disclosed designed for use with a CT Scanner. The frame comprises a platform or support including an area thereon for supporting a patient's head and for maintaining the patient's head in position. An inverted ... | 08/07/1984 |
| 4427005 | Apparatus and method for treating breast tumors A template for controlling the location and guiding of needles in a patient's breast preparatory to placement of radioactive seeds. The template has a pair of template blocks, each having a plurality of pre-drilled needle holes arranged in the same patter... | 01/24/1984 |
| 4397307 | Cranial extension holder The pins of a cranial extension holder engage indirectly in bitemporal cranial bores by means of plastic sleeves which cover the wound with a flange and, due to the conicity or splayability of the pin, make clean contact with the surface of the bore. Rela... | 08/09/1983 |
| 4386602 | Intracranial surgical operative apparatus Apparatus for operating on the brain with minimal disturbances thereto, including a bullet-shaped expandable device with an end that can be closed for insertion through a small hole in the brain. The device can be expanded after insertion to leave an air ... | 06/07/1983 |
| 4378813 | System and method for moving a probe to follow movements of tissue An apparatus is described for moving a probe (12) that engages moving living tissue such as a heart or an artery that is penetrated by the probe, which moves the probe in synchronism with the tissue to maintain the probe at a constant location with respec... | 04/05/1983 |
| 4350159 | Frame for stereotactic surgery A stereotactic instrument for precise insertion of an electrode in the brain for treatment of certain nervous system disorders, such as Parkinson's disease. A rectangular frame surrounds the head and is supported by four pins pressed against the skull. Th... | 09/21/1982 |
| 4341220 | Stereotactic surgery apparatus and method X-ray detectable fiducial markers are associated with a stereotactic surgery frame. The frame is fixed with respect to a patient's anatomy and defines a predetermined three-dimensional coordinate system in which surgical devices may be precisely positione... | 07/27/1982 |
| 4262306 | Method and apparatus for monitoring of positions of patients and/or radiation units An account is given of a method for monitoring of the position of patients and/or radiation units in which a first position is taken by a camera and stored and comparison between the stored position and the second position taken by the camera takes place.... | 04/14/1981 |
| 4256112 | Head positioner A head positioner for radiologic and other medical procedures and a method for forming the head positioner are disclosed. A plastic rear component engages the backside of the patient's head, left and right plastic components engage each auditory meatus of... | 03/17/1981 |
| 4230117 | Stereotaxic apparatus A stereotaxic apparatus comprises a ring with head clamps and an arch-shaped plate adapted to carry a stereotaxic instrument and dovably joined to a bushing by means of a guide member attached to the bushing. The bushing is mounted on a bar so as to be mo... | 10/28/1980 |
| 4228799 | Method of guiding a stereotaxic instrument at an intracerebral space target point A method for guiding a stereotaxic instrument at a target point in an intracerebral cavity comprising fixing detachable roentgenocontrast markers with respect to the patient's cranium, then effecting contrast roentgenography and determining the relative p... | 10/21/1980 |
| 4058114 | Ultrasonic arrangement for puncturing internal body organs, vessels and the like An arrangement for the puncturing of internal body organs, vessels or the like, through the utilization of a puncturing cannula or hollow needle which will well reflect an ultrasound, as well as an ultrasound-echo sectional view apparatus having an ultras... | 11/15/1977 |
| 3964480 | Apparatus for sterotaxic lateral extradural disc puncture A stereotaxic fixture comprises a cannula angle guide attached to an offset index, a parallel heading guide with intercept chain attached, and a frame which provides fixation for the guides, allowing rapid and secure position readjustment, and which provi... | 06/22/1976 |
| 3941127 | Apparatus and method for stereotaxic lateral extradural disc puncture Apparatus consists of a stereotaxic fixture made up of a needle angle guide attached to an offset index, a parallel heading guide with plumb line chain attached, and a frame which provides fixation for the guides, allowing rapid and secure position readju... | 03/02/1976 |
