U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Isabella, David J.


Primary examiner statistics: 1958 patents; average approval time: 1958 days
Assistant examiner statistics: 427 patents; average approval time: 888 days

Patents as Primary Examiner

1                      
NumberTitleIssue Date
7678146Polyacrylamide hydrogel and its use as an endoprosthesis
A biocompatible hydrogel comprises a specified content of polyacrylamide and pyrogen-free water. Also disclosed is a method of making the hydrogel and an injectable or implantable endoprosthesis. The hydrogel may also be used to treat a cosmetic or functional defect...
03/16/2010
7578844Graft ligament anchor and method for attaching a graft ligament to a bone
A graft ligament anchor comprises a ligament engagement member in the form of an expandable elastomeric sleeve of substantially cylindrical shape for disposition in an opening in a bone alongside of a portion of a ligament, and a locking member for disposition in th...
08/25/2009
7553333Hip prosthesis provided with a shaft inserted into the femur
A hip prosthesis includes a shaft which can be inserted into a hole in the femur without using cement. The proximal section of the shaft includes a base body having a form that is complementary to the shape of the hole in the femur into which the shaft is to be inse...
06/30/2009
7445641Biomaterials modified with superoxide dismutase mimics
The present invention relates to biomaterials modified with non-proteinaceous catalysts for the dismutation of superoxide, and processes for making such materials. This modification may be by covalent conjugation, copolymerization, or admixture of the non-proteinace...
11/04/2008
7445637Vertebra stabilizing assembly
The invention concerns an assembly comprising: a rear damping implant (10), configured to be laterally placed at the blade-spinal junction of two vertebrae (2, 3) treated without resection of the supra-spinal rear ligament (5), said implant (...
11/04/2008
7445639Knee joint prosthesis
A modular component for a knee joint prosthesis is disclosed. The modular component includes a tray, a stem and an adapter assembly. The tray includes a support surface and downwardly extending extension having a generally circular shape. The stem includes a main bo...
11/04/2008
7419499Spinal stabilization implant and method of application
Vertebra bodies in the human spine are stabilized through the use of minimally invasive surgery for the implantation of an elongate implant plate assembly having spaced first and second screw receiving socket elements which are configured for respective attachment t...
09/02/2008
7399168Air driven diaphragm pump
An air driven diaphragm pump includes two diaphragms affixed to a common shaft. The shaft extends through an air valve providing reciprocating pressurized air to the diaphragms through associated air chambers. A pump chamber with intake and exhaust valves is associa...
07/15/2008
7389945Spray paint gun structure having a coaxial control of fluid and atomization
A spray paint gun structure having a coaxial control of fluid and atomization includes an atomization control air passage connected to a pressurized air passage in the rear section of a housing. An atomization control adjustment valve includes a sleeve, an atomizati...
06/24/2008
7387126Surgical system and procedure for treatment of medically refractory atrial fibrillation
The invention provides surgical systems and methods for ablating heart tissue within the interior and/or exterior of the heart. A plurality of probes is provided with each probe configured for introduction into the chest for engaging the heart. Each probe includes a...
06/17/2008
7384660Implantable device having substances impregnated therein and a method of impregnating the same
A method of impregnating an implantable device, such as a vasclar graft or a covering adapted to be disposed over a prosthesis, is provided. The substances may be impregnated within the implantable device as a passive coating or as a delivery matrix for a matrix for...
06/10/2008
7384429Intracapsular accomodative implants
An accommodative intracapsular implant comprises a central optical part and at least two haptic arms (3, 4), the free ends (5, 6) of which are embodied to cooperate with parts of the equatorial zone of the capsular bag, wherein the optical part is form...
06/10/2008
7377929Soft tissue defect repair device
An inguinal hernia repair device in the form of an implantable plug that is affixed at one end to the center region of a sheet of implantable material. The plug takes the form of a plurality of hollow members, arranged so as to be in substantially parallel relations...
05/27/2008
7377755Multi-stage rotary compressor
A multi-stage rotary compressor to reduce a driving load and prevent a malfunction due to an abrupt pressure rising. In the compressor of the type including first and second compressing units mounted in a hermetic casing thereof to compress a gas, the gas being prim...
05/27/2008
7367366Pumping device
A pumping device includes a container having a cover structure. A piston is movably received in the container and is manually operable. The cover structure has an air inlet valve and a slide switch, which, when properly set, allow air to be sucked into or expelled o...
05/06/2008
7364589Mobile bearing articulating disc
A prosthetic device for insertion into an intervertebral space is provided. The prosthetic device includes a first component having a first recess formed therein, the first recess defining a substantially concave recess surface of the first component, a second compo...
04/29/2008
7338526Method and apparatus for computerized surgery
An implant for use in spinal surgery comprises a resilient element having an inflatable cavity. It is formed of a biologically compatible material and is arranged for placement between end plates of adjacent vertebra. The implant may also include a wound disc replac...
03/04/2008
7316714Artificial functional spinal unit assemblies
An artificial functional spinal unit is provided comprising, generally, an expandable artificial intervertebral implant that can be placed via a posterior surgical approach and used in conjunction with one or more artificial facet joints to provide an anatomically c...
01/08/2008
7311734Intervertebral spacers
One embodiment of a hollow spinal spacer (10) includes a curved anterior wall (11) having opposite ends (12, 13), a posterior wall (15) having opposite ends (16, 17), two lateral walls (20, 21), each integrally connected bet...
12/25/2007
7311733Vertebral body placeholder
The invention relates to a vertebral body placeholder having a cylindrical inner body (14), which can be telescopically inserted into a coaxially arranged, sleeve-shaped outer body (16). A detent device that works in one direction is arranged between t...
12/25/2007
7311729Device and method for modifying the shape of a body organ
An intravascular support device includes a support or reshaper wire, a proximal anchor and a distal anchor. The support wire engages a vessel wall to change the shape of tissue adjacent the vessel in which the intravascular support is placed. The anchors and support...
12/25/2007
7303585Endoprosthesis for a shoulder joint
A rotation-symmetrical articulation chamber is formed in the shaft head of an endoprosthesis. An axial articulation member is disposed in this chamber. The articulation member axis and the axis of rotation are perpendicular relative to each other. A joint neck can b...
12/04/2007
7296577Transluminal mitral annuloplasty with active anchoring
A medical apparatus and method for remodeling a mitral valve annulus adjacent to the coronary sinus includes an elongate body having a proximal end and a distal end. The elongate body is movable from a first, flexible configuration for transluminal delivery to at le...
11/20/2007
7297163Shoulder prosthesis
A system and method for installing a shoulder prosthesis. The method includes removing the original humeral head and shaping the proximal end of the humerus with one or more implements to prepare the humerus to receive the shoulder prosthesis. ...
11/20/2007
7294144Preserved implantable vessel derived from a human umbilical cord or placenta
A preserved vessel isolated from a human umbilical cord or placenta and lyophilized for use as an allograft which improves blood supply to human tissue without antigenicity. ...
11/13/2007
7294409Medical devices having porous layers and methods for making same
Methods for fabricating a medical device having at least one porous layer include providing a medical device having at least one alloy and removing at least one component of the alloy to form the porous layer. Although methods may be used to make stent devices with ...
11/13/2007
7291172Artificial intervertebral disc
Artificial intervertebral disc, comprising a nucleus of flexible material with the shape of a flattened body, with a lower and an upper side connected by a lateral surface, having a rounded-preferably circular or ellipsoid-shape, around which at least substantially ...
11/06/2007
7275546Anterior and inferior segment ventricular restoration apparatus and method
The symptoms of congenital heart failure are addressed in this surgical procedure for mounting a patch in the ventricle of the heart to reduce ventricular volume. Placement of the patch is facilitated by palpating a beating heart to identify akinetic, although norma...
10/02/2007
7276077Body fluid flow control device
A device to provide body fluid flow control in the form of a valve to be located within a duct or passageway. The device is controlled through pressure above a preselected threshold. Bulk resilience about a passageway in a valve body provides the mechanism for contr...
10/02/2007
7276081Bone grafts
A spinal spacer 300 for engagement between vertebrae is provided which includes a body 301 formed of a bone composition. The body 301 includes a first end 311, an opposite second 315 end, a superior face 335 defining a super...
10/02/2007
7264470Implant having circumferentially oriented roughness
Implant (10) having a shaft which is adapted in use to be embedded in bone tissue and which has an outer surface provided with a circumferentially-oriented roughness. The circumferentially-oriented roughness has first and second axial sections (19, 21)...
09/04/2007
7255770Method for laser welding flexible polymers
The present invention concerns methods for joining flexible polymer workpieces using light energy. These methods, referred to as laser welding, can be used to join thermoplastic or thermoset polymers. The laser welding method of the invention is applicable to the cr...
08/14/2007
7255712Bone growth promoting implant
A stem-like bone implant includes longitudinal structural members and tension cables that provide curvature control and support, and rigidity against bending and buckling. The longitudinal structural members and tension cables may become an integral part of a compos...
08/14/2007
7252680Removable essentially cylindrical implants
The invention relates to removable, essentially cylindrical implants which are characterized in that they can be reduced in diameter and are wrapped once or several times at one or more levels by one or more elastic, thin wire-shaped structure(s) (2a, ...
08/07/2007
7252684Ceramic in replacement components
A method and apparatus for a prosthesis. At least a portion of the prosthesis is made from a ceramic that is treated with ion implantation, which causes a controllable, bilateral compressive stress of the ceramic. A diamond-like-coating (DLC) can be coated on the ce...
08/07/2007
7252685Fusion implant and method of making same
The present invention provides an implant for use in fusing adjacent bony structures. The implant comprises at least one structural member combined with at least one flexible planar member to retain the at least one structural member to form the implant. ...
08/07/2007
7250060Hybrid intervertebral disc system
A vertebral implant for interposition between two vertebral endplates comprises a first endplate assembly for engaging a first vertebral endplate, a second endplate assembly for engaging a second vertebral endplate, and a first flexible core component interposed bet...
07/31/2007
7250059Myringopexy type titanium prosthesis
A middle ear prosthesis comprises a one piece disk shaped prosthesis including a generally circular malleable body including a bore. The body engages a tympanic membrane and the bore receives a head of a stapes when implanted in a middle ear. More particularly, the ...
07/31/2007
7244275Orthopedic implant surface configuration with a projection having a back cut
The present invention is a specialized orthopedic implant having an exterior surface for engaging bone. The surface comprises arrayed projections having at least one forward facing facet directed at least in part toward the leading end of the implant and at least on...
07/17/2007
7241312Silicone intraocular lens with blue light absorption properties
A process for producing silicone intraocular lenses (IOLs) capable of absorbing blue light. Intraocular lenses so produced block blue light from reaching the retina of an eye implanted with the IOL. By blocking blue light from reaching the retina, the IOL thereby pr...
07/10/2007
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