Combination balloon catheter and emergency means for deflating the balloon
The present invention relates to urinary catheters and in particular to the combination of a catheter and means insertable within the catheter to deflate the balloon in an emergency situation. A prima... Read More
Inventors: Penar, Leonard J.;, Assignee: |
Atherectomy device having helical blade and blade guide
According to the present invention, atherectomy catheters comprise a catheter body having a lumen extending between proximal and distal ends thereof. A cylindrical housing is secured to the distal end... Read More
Inventors: Evans, Michael; Mueller, Richard L.;, Assignee: Devices for Vascular Intervention, Inc. (Redwood City, CA) |
Endoscopic knot pushing instrument
There is, therefore, provided according to the present invention, an endoscopic surgical instrument for pushing a slip-knot formed extracorporeally through a trocar and against a body structure to for... Read More
Inventors: Phillips, Edward H.; Raiken, Steve;, Assignee: Phillips; Edward H. (Beverly Hills, CA) |
Helical-tipped lesion localization needle device and method of using the same
The present invention eliminates or substantially ameliorates the disadvantages encountered in the prior art through the provision of a lesion localization and marking device having a helically wound ... Read More
Inventors: Rank, William R.; Nichols, Ronald L.; Schoenberger, Stephanie G.;, Assignee: Research Corporation Technologies, Inc. (Tucson, AZ) |
Variable pulse width laser and method of use
We claim: 1. A laser operating system, including; a laser medium, means for operating said laser medium in a pulse mode to generate a plurality of laser output pulses in a temporal sequence, each puls... Read More
Inventors: Rink, John L.; Cohen, Howard S.;, Assignee: |
Cold compress
Referring to the drawings, wherein like numerals indicate like elements, there is shown in FIGS. 1 and 2 a compress in accordance with the present invention designated generally as 10. The compress c... Read More
Inventors: Bonner, Jr., Francis J.;, Assignee: |
Surgical instrument assembly and associated technique
As illustrated in FIG. 1, a laparoscopic type surgical instrument clamp 10 comprises an elongate tubular member 12 provided at a distal end with a clamping member 14. Clamping member 14 has a pair of... Read More
Inventors: Wilk, Peter J.; Tiefenbrun, Jonathan;, Assignee: |
Direct illumination otoscope
What is claimed is: 1. An otoscope comprising an otoscope speculum, a bulb sleeve within said otoscope speculum, movable contact means protruding into said sleeve, and an illumination bulb received wi... Read More
Inventors: Heine, Helmut A.;, Assignee: Propper Manufacturing Co., Inc. (Long Island, NY); Optotechnik Heine KG (Herrsching, DT) |
Ovoid atherectomy cutter
What is claimed is: 1. A rotatable atherectomy cutter for removing obstructive tissue from a body vessel, comprising: a hollow cylindrical base having an outer wall; a hollow cylindrical guide tip coa... Read More
Inventors: Farr, Andrew F.;, Assignee: Interventional Technologies Inc. (San Diego, CA) |
Tissue-retrieving means for a surgical snare instrument
Important objects of the present invention include the provision of tissue-retrieving means for a surgical open-snare instrument, which means will insure that severed tissue is removed from within the... Read More
Inventors: Magill, John W.; Wurster, Carl F.;, Assignee: |
Photometer
I claim: 1. A photometer arrangement comprising a photodiode for supplying a voltage proportional to the logarithm of the light intensity, an oscillator the frequency of which is controlled by said vo... Read More
Inventors: Rochat, Charles L.;, Assignee: Pignons S.A. (Ballaigues, CH) |
Surgical knife assembly including depth guard
It is an object of the invention to provide a surgical knife assembly which includes a guide for limiting the depth of an incision. It is another object of the invention to provide such a surgical kni... Read More
Inventors: Stahl, Norman O.;, Assignee: |
Device for determination of layer thickness, or alternatively, measurement of surface topography
What is claimed is: 1. A unitary measuring device adapted to be placed in firm engagement with a surface for measuring a dimensional characteristic of said surface, said device having a lower side ada... Read More
Inventors: Fladda, Gerdt; Eriksson, Lennart;, Assignee: Svenska Traforskningsinstitutet (Stockholm, SW) |
Surgical microscope system
The foregoing and other objects of the invention are accomplished by providing a new and improved microscope system having means for projecting on to the cornea an image, such as a circle, with means ... Read More
Inventors: Terry, Clifford;, Assignee: |
Hygienic attachments for therapy lasers
OF THE INVENTION In FIG. 1, numeral 1 indicates a moulded plastic half-section of a direct beam laser therapy unit head, numeral 2 indicates a laser tube, functioning as a laser beam generator numera... Read More
Inventors: Hughes, John L.; Irons, Frank E.; Kwiatkowski, George;, Assignee: Hughes Technology Pty Ltd. (Fyshwick, AU) |
Process and apparatus for automatically cutting out work pieces in accordance with a pattern
We claim: 1. A process for controlling a cutting device which is automatically traversed by a drive mechanism controlled by a photoelectric scanning apparatus to cut a work piece in accordance with a ... Read More
Inventors: Boehme, Dietrich; Hahn, Gunter; Schumann, Gunter; Wienen, Walter; Jung, Rolf;, Assignee: Messer Griesheim GmbH (Frankfurt am Main, DT); Krauss und Reichert (Fellbach, Stuttgart, DT) |
Apparatus and process for application and adjustable reprofiling of synthetic lenticules for vision correction
It is, therefore, one of the principal objects of the present invention to provide an apparatus and process for application of a synthetic lenticule for effecting corrections in visual acuity obviatin... Read More
Inventors: Thompson, Keith P.;, Assignee: |
Lens measuring method and apparatus
These and other disadvantages of the prior art are overcome with the present invention which utilizes the electrically conductive properties of certain lens to indicate when the contacts engage the su... Read More
Inventors: Mezzasalma, Orazio;, Assignee: |
Keratoprosthesis
The present invention overcomes the drawbacks of the prior art by providing a keratoprosthesis which, when implanted, becomes an integral part of the eye, is adequately supported therein and is virtua... Read More
Inventors: Peyman, Gholam A.;, Assignee: |
Method and apparatus for removing corneal tissue
I claim: 1. A method of attaching a corneal onlay to the cornea comprising: abrading a region of Bowman's membrane of the cornea to provide an abraded zone of the cornea; and attaching a corneal onlay... Read More
Inventors: McDonald, Marguerite B.;, Assignee: Allergan, Inc. (Irvine, CA) |
Powder-actuated tool
The tool shown in the drawings is generally the same as the tool shown and described in the above mentioned co-pending application Ser. No. 494,663 and the description and drawings of such co-pending... Read More
Inventors: Hodil, Elmer R.;, Assignee: Olin Corporation (New Haven, CT) |
Apparatus for incremental movement of die frame
I claim: 1. Apparatus for incrementally advancing a die support frame having a plurality of openings therethrough comprising: a support; means on said support for defining a track over which a die sup... Read More
Inventors: Diepeveen, John C.;, Assignee: |
Suture clip
What is claimed is: 1. A one-piece suture clip for holding the edges of a wound proximate to one another comprising, a continuous metal strip formed to include an arched body portion having a pair of ... Read More
Inventors: Speelman, Irving A.;, Assignee: Propper Manufacturing Co., Inc. (Long Island City, NY) |
Methods and apparatus for disintegration of urinary calculi under direct vision
We claim: 1. An apparatus for machining and fragmenting urinary calculi in place in a ureter comprising a catheter adapted to be inserted into a ureter to abut a calculi to be removed, at least two su... Read More
Inventors: Goodfriend, Roger; Stohl, Clark E.;, Assignee: Blackstone Corporation (Jamestown, NY) |
Method of reducing the amount of cadmium capable of being extracted from calcined cadmium pigment powder by human gastric juices
What is claimed is: 1. A method of reducing the amount of cadmium capable of being extracted form a calcined, cadmium-bearing pigment powder by dilute acids which comprises: a. suspending said powder ... Read More
Inventors: Berger, Rolf; Kuch, Wolfgang; Endriss, Hartmut;, Assignee: BASF Farben & Fasern Aktiengesellschaft (Hamburg, DT) |
Method and apparatus for the shock pressure shaping
What we claim is: 1. An apparatus for impact shaping of workpieces comprising: high pressure storage means for storing an hydraulic fluid; a first control valve means; hydraulic ram means connectable ... Read More
Inventors: Dits, Herbert R.;, Assignee: Transform Verstarkungsmaschinen Aktiengesellschaft (Bous, DE) |
Undulating rectal flushing apparatus
This invention is a portable irrigation apparatus for the colon and intestines with the patient sitting in a comfortable position on a toilet seat, the unit lying therebelow on the rim of the toilet b... Read More
Inventors: Bindel, Paul;, Assignee: |
Identification tag and insertion tool for cattle
OF THE PREFERRED EMBODIMENT Referring first to FIG. 1, the identification tag is in the form of a circular, flexible, plastic disc 10 having an integrally formed fastening means designated generally ... Read More
Inventors: Thompson, Roy Dale;, Assignee: |
Cold weather hood for safety hat
Referring to the drawings, FIG. 1 illustrates a hard hat 10 and a knitted tubular hood 11. The hat 10 is of conventional construction, having a dome-like crown portion 12 and a parametric brim portio... Read More
Inventors: Schuessler, Walter E.;, Assignee: |
Elbow prosthesis
The present invention is directed towards overcoming problems and disadvantages of prior ways of correcting diseased or otherwise defective articulating surfaces of a human elbow joint. The concept of... Read More
Inventors: Treace, James T.;, Assignee: Richards Manufacturing Company, Inc. (Memphis, TN) |
Obesity Surgery 
