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

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...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!

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Koh, Choon P.


Primary examiner statistics: 0 patents; average approval time: 0 days
Assistant examiner statistics: 441 patents; average approval time: 817 days

Patents as Assistant Examiner


1                      
NumberTitleIssue Date
6709454Self-expanding stent with enhanced delivery precision and stent delivery system
A self-expanding stent for implantation into a body lumen, such as an artery, includes a plurality of radially expandable cylindrical elements generally aligned on a common longitudinal stent axis and interconnected by a plurality of interconnecting members placed o...
03/23/2004
6416549Antithrombogenic annuloplasty ring having a biodegradable insert
This invention provides an antithrombogenic annuloplasty rings, and methods for making the same, wherein the annuloplasty rings have a desired degree of initial rigidity to facilitate ease of handling during implantation but which becomes flexible some ti...
07/09/2002
6416548Antimicrobial annuloplasty ring having a biodegradable insert
This invention provides an antimicrobial annuloplasty rings, and methods for making the same, wherein the annuloplasty rings have a desired degree of initial rigidity to facilitate ease of handling during implantation but which becomes flexible some time ...
07/09/2002
6409764Methods and articles for regenerating bone or peridontal tissue
There are numerous medical situations involving deficiencies of living bone or periodontal tissue and where increase of living bone or periodontal tissue mass is desired. Methods are described wherein a configured, shell-like device that is capable of bei...
06/25/2002
6402783Anterior cruciate ligament xenografts
The invention provides an article of manufacture comprising a substantially non-immunogenic ligament or tendon xenograft for implantation into humans. The invention further provides a method for preparing a ligament xenograft by removing at least a portio...
06/11/2002
6398810Breast prosthesis
A breast form receivable in the cup of a brassiere includes a breathable padded casing selectively filled with a flowable aggregate so as to substantially and comfortably conform to the chest cavity of a wearer, thereby being responsive to the movements o...
06/04/2002
6395029Sustained delivery of polyionic bioactive agents
The invention relates to compositions and methods for delivering a polyionic bioactive composition such as a nucleic acid to a tissue of an animal. The compositions of the invention include compositions which comprise a matrix comprising the polyionic bio...
05/28/2002
6390098Percutaneous bypass with branching vessel
In order to bypass a restriction in a parent vessel, a first site in a branch vessel branching from the aorta is accessed intraluminally. An occlusion is formed at the first site, and the aperture is formed in the branching vessel, intraluminally, proxima...
05/21/2002
6375676Self-expanding stent with enhanced delivery precision and stent delivery system
The invention is directed to a self-expanding stent for implantation into a body lumen, such as an artery. The stent consists of a plurality of radially expandable cylindrical elements generally aligned on a common longitudinal stent axis and interconnect...
04/23/2002
6364905Tri-composite, full root, stentless valve
A bioprosthetic heart valve is disclosed. In a first aspect of the invention, a prosthetic heart valve comprises three mammalian heart valve leaflets, each valve leaflet including a full root length of tissue, the valve leaflets being affixed to one anoth...
04/02/2002
6361557Staplebutton radiopaque marker
Improved endoluminal prostheses and methods for their use, having discrete position indicating elements which facilitate the orienting and deploying of the prostheses within body lumens. The endoluminal prostheses may include endovascular prostheses, ofte...
03/26/2002
6360750Minimally invasive surgical techniques for implanting devices that deliver stimulant to the nervous system
Devices are currently implanted in patients to treat pain and other conditions including incontinence by delivering stimulants to the nervous system. Surgical methods are improved for implanting the devices. The soft tissues of the body are dilated above ...
03/26/2002
6361519Mesh tip myocardial implant
A method and apparatus for performing coronary artery bypass surgery establishes a channel leading directly from a chamber of a heart into a coronary artery. The coronary artery bypass procedure may be performed with or without cardiopulmonary bypass....
03/26/2002
6361567Non-irritating antimicrobial coating for medical implants and a process for preparing same
The present invention provides a process of forming an antimicrobial coating on a surface of a medical implant, the coating comprising an antimicrobially effective amount of antimicrobial metal atoms incorporated into a coating of amorphous carbonaceous m...
03/26/2002
6358275Tissue-derived vascular grafts and methods for making the same
Vascular grafts, and methods for making the same, are provided. The vascular grafts comprise a graft tissue derived from a biological source that is enclosed within an external synthetic sleeve. The synthetic sleeve has an extended length that is greater ...
03/19/2002
6355061Method for deploying bifurcated graft using a multicapsule system
An intraluminal grafting system having a balloon catheter assembly, a capsule catheter assembly and capsule jacket assembly is used for deploying in the vessel of an animal body a bifurcated graft having a plurality of attachment systems. The deployment c...
03/12/2002
6355055Endovascular support device and method of use
An endovascular support device adapted for local delivery of a therapeutic agent and for minimizing the rate of restinosis having a cylindrical support body with an inside surface and an opposite outside surface, and at least one layer of pericardial tiss...
03/12/2002
6352555Methods for implanting cells
Disclosed herein is a method for implanting cells onto a prosthesis, including the steps of: (a) providing a prosthesis including a porous tube, where at least 25% of the pores on the inner surface of the tube have diameters of more than about 40 μm, at ...
03/05/2002
6350248Expandable myocardial implant
A method and apparatus for performing coronary artery bypass surgery establishes a channel leading directly from a chamber of a heart into a coronary artery. The coronary artery bypass procedure may be performed with or without cardiopulmonary bypass....
02/26/2002
6334446Medical sling procedures and anchor insertion methods and devices
A procedure for treating urinary stress incontinence by using bone anchors, whether screw or staple type, with or without suture, inserted pervaginally for use with a sling material for supporting the bladder neck and/or proximal uretha....
01/01/2002
6325828Apparatus for knee prosthesis
A knee prosthesis which more accurately reproduces the rollback of natural knee movement and, thus, reduces wear on the tibial component. The knee prosthesis includes a femoral component with two cams, the first located between the posterior condylar sect...
12/04/2001
6322588Medical devices with metal/polymer composites
Medical devices are formed from metal/polymer composites that have improved characteristics. The metal/polymer composites have a relatively thick metal coating with an average metal thickness of greater than about 3 microns. The composite has mechanical p...
11/27/2001
6322587Bifurcated multicapsule intraluminal grafting system and method
An intraluminal grafting system having a balloon catheter assembly, a capsule catheter assembly and capsule jacket assembly is used for deploying in the vessel of an animal body a bifurcated graft having a plurality of attachment systems. The deployment c...
11/27/2001
6315792Remotely removable covering and support
The invention creates a thin tubular multiple filament (film or fiber) structure that can hold high internal pressures. When desired, an extension of the filaments can be pulled in any direction to unfurl the structure. This device is useful for self expa...
11/13/2001
6315791Self-expanding prothesis
An expandable prosthesis includes a self-expanding stent deployable between a substantially radially compressed configuration and a substantially radially expanded configuration. A biocompatible coating is attached to at least a portion of the outer surfa...
11/13/2001
6309423Self-cohering, continuous filament non-woven webs
A web of continuous filaments which are made of at least one semi-crystalline polymeric component covalently bonded as a linear block copolymer with or blended with one or more semi-crystalline or amorphous polymeric components. The filaments are intermin...
10/30/2001
6309420Enhanced visibility materials for implantation in hard tissue
An enhanced visibility composition for implantation from a remote source, so that the composition can be readily observed under fluoroscopy or other imaging techniques. The composition include a biocompatible matrix, such as a hard tissue implant material...
10/30/2001
6306176Bonding layers for medical device surface coatings
The medical device is coated with a thin coherent bond coat of acrylics, epoxies, acetals, ethylene copolymers, vinyl polymers containing hydroxyl, amine, carboxyl, amide or other reactive groups, and copolymers thereof. Outer layers may be applied and re...
10/23/2001
6305379Process for producing osteoinductive bone, and osteoinductive bone produced thereby
A process is disclosed for producing osteoinductive bone using a controlled-flow apparatus. The present apparatus allows for the controlled extraction of undesirable constituents from a body tissue. The present invention provides for the demineralization ...
10/23/2001
6302905Medical grafting methods and apparatus
Methods and apparatus for making an anastomotic connection between tubular fluid conduits in a patient. A connector may provided having an annular structure configured for placement partially within one of the tubular fluid conduits and for annular enlarg...
10/16/2001
6299636Radially self-expanding implantable intraluminal device
A radially self-expanding implantable intraluminal device formed from a hollow tubular braid. The intraluminal device may be used in a variety of medical procedures which require a passageway to be maintained in an open position or which require reinforce...
10/09/2001
6299642Bone cement plug for deployment in a bone canal
A core for forming a bone cement plug for deployment in a bone canal, the core including a base portion defining a bore having internal teeth therein and extending axially and distally from a proximal end of the base portion. A first leg portion depends f...
10/09/2001
6290723Method of making a synthetic triglyceride filler material
A filler material for a surgically implantable prosthesis comprised of a synthetic triglyceride having a viscosity substantially greater than that of naturally occurring triglycerides is provided. The triglyceride composition is formed of saturated alkyl ...
09/18/2001
6287341Orthopedic and dental ceramic implants
A method for treating a bone defect is provided by identifying a bone site suitable for receiving an implant; and introducing a strongly resorbable, poorly crystalline apatitic calcium phosphate at the implant site, whereby bone is formed at the implant s...
09/11/2001
6287332Implantable, bioresorbable vessel wall support, in particular coronary stent
An implantable, bioresorbable vessel wall support, in particular a coronary stent, comprises a combination of metal materials which dissolves in the human body without any harmful effects on the person that wears the implant. The combination of metal mate...
09/11/2001
6287340Bioengineered anterior cruciate ligament
The present invention provides a method for producing an anterior cruciate ligament ex vivo. The method comprises seeding pluripotent stem cells in a three dimensional matrix, anchoring the seeded matrix by attachment to two anchors, and culturing the cel...
09/11/2001
6287330Aortoiliac grafting system and method
An aortoiliac intraluminal grafting system incorporating novel structural features for enhancing the effective and efficient deployment of a tapered prosthesis having at least one attachment system, in the vessel of an animal body, the system including a ...
09/11/2001
6283997Controlled architecture ceramic composites by stereolithography
A process for producing a ceramic composite having a porous network. The process includes providing a photocurable ceramic dispersion. The dispersion consists of a photocurable polymer and a ceramic composition. The surface of the dispersion is scanned wi...
09/04/2001
6273914Spinal implant
A spinal implant for rigid fixation of at least two vertebrae of a pine has at least one support member configured for attachment to the vertebrae and is comprised of a bio-compatible polymer composite. A plurality of fasteners attach the support members ...
08/14/2001
6270530Prosthetic repair fabric
A prosthetic repair fabric including a sheet of tissue infiltratable fabric and a second sheet, also preferably including tissue infiltratable fabric, which is united with the first sheet. The second sheet is fused to an adhesion resistant barrier, formin...
08/07/2001
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