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John E. Comparetto Patents
Inventor:
Comparetto; John E.
Address:
Cincinnati, OH
No. of patents:
25
Patents:




Patent Number Title Of Patent Date Issued
5311680 Dynamic orthotic May 17, 1994
A foot supporting orthotic having parallel, separately flexing rays extending forwardly from an arch region which in use underlies the arch of a wearer's foot. The rays are bowed by spring-like elastomers and facilitate the shock absorbing and adaptation stages of walking.
5147364 Osteotomy saw/file, cutting guide and method September 15, 1992
A method and apparatus for performing arcuate osteotomies wherein a wedge-shaped correction is filed rather than sawed from the bone. A combined saw and file for use in the method has a curved blade with teeth along a longitudinal edge for making an arcuate cut in the direction perpe
5035698 Arcuate osteotomy blade July 30, 1991
A bone saw guide apparatus and method for positioning sequential saw cuts facilitates the cutting of a wedge of bone, in the correction of an angular bone deformity. An arcuate saw blade having a shaft which is parallel to its cutting edge provides greater blade strength and better c
4952214 Arcuate osteotomy blade, blade guide, and cutting method August 28, 1990
A bone saw guide apparatus and method for positioning sequential saw cuts facilitates the cutting of a wedge of bone, in the correction of an angular bone deformity. An arcuate saw blade having a shaft which is parallel to its cutting edge provides greater blade strength and better c
4728330 Prosthetic bone or tooth implant and a method of surgically implanting the same March 1, 1988
A prosthetic bone or tooth implant device is disclosed which includes a generally U-shaped cap portion (69) with an upper convex surface. The implant used in bone prosthesis after an osteotomy is performed by an elongated osteotome (30) having a blade comprised of at least one curved
4708133 Arcuate bone cutter and wedge guide system November 24, 1987
A bone cutter comprising various curved blades and an adjustable radial arm for making arcuate cuts with the use of a reciprocating, saber or jig saw.
4664102 Electronic guidance for bone wedge excision May 12, 1987
An electronic guidance means is utilized in conjunction with a set of guide arms, to accurately measure and display angular changes to make correction in bone surgery.
4663785 Transparent-translucent fluidic head protector May 12, 1987
A fluid filled head protector absorbs trauma with a safety valve and monitoring system.
4632102 Bone wedge osteotomy method December 30, 1986
A wedge guide of specific angular dimensions allows the excision of a precise bone wedge by the alternate use of a crescentic and planar saw in a stable and accurate manner.
4502474 Bone wedge guidance system March 5, 1985
A wedge guide system of variable but precise angular dimensions that allows the excision of a precise bony wedge by the alternate use of arcuate (crescentic) and planar saws in a stable and accurate manner. Right and left sided wedges can be taken. The precise wedge can be angulated in
4501268 Bone wedge guidance system February 26, 1985
A wedge guide of specific angular dimensions allows the excision of a precise bone wedge by the alternate use of a crescentic and planar saw in a stable and accurate manner.
4464026 Peripheral fiberoptic contact lens August 7, 1984
A contact lens for the human eye have radially embedded optic fibers within the body of the lens. The fibers direct incoming light to the retina to increase the amount of stimulated retina surface available to the wearer.
4441499 Dynamic orthotic platform April 10, 1984
A passive platform elongates under the pressures of ambulation directing fluid wave within a bag portion. The neutral subtalar joint position is attained by adjusting elastomeric assisting straps.
4433681 Bone elongation or shortening method February 28, 1984
Bones are cut in parallel curvilinear cuts and are elongated or shortened or angularly adjusted with the curvilinear curse wedged together for strength. Excised parts are used to build up the cut parts. A blade or guide has a ribbon shape with opposite flanges, neck, pre-neck and loop
4423735 Dynamic orthotic device containing fluid January 3, 1984
An orthotic apparatus to help resuppinate the foot after the initial contact phase of gait. The device consisting of a flexible envelope containing a fluid with a cambered upper surface to flex upwardly upon the generation of a fluid wave along the longitudinal axis of the foot.
4395241 Amphibious sled device July 26, 1983
An amphibious sled has a body with a flexible frontal portion which is deformed inwardly and rearwardly to improve operational characteristics of the sled. In the water version, the flexible frontal portion is deformed downwardly, inwardly and rearwardly to act as catchers for waves and
4383348 Device for opening shellfish May 17, 1983
Shellfish are placed into a chamber which is brought rapidly to a high pressure. A lid of the chamber is magnetically sealed. The magnets are quickly released to allow the chamber pressure to blow off the cover with large springs absorbing energy. The immediate decompression causes the
4360428 Inverted vortex, particle separation chamber November 23, 1982
An inverted fluid vortex is created by an impeller within an inverted funnel. Heavier than water particles are forced outward and downward by the interplay of centrifugal, centripetal, gravitational forces and the internal downward cant of a funnel. A vortical fluid apex is suctioned
4349058 Cutting tool and a method of using same September 14, 1982
A cutting tool (20) is disclosed which includes an integrally secured arcuate cutting blade portion (32). The arcuate blade portion is defined from a loci of a perfect circle and includes an axially elongated arcuate blade portion (38) and an axially recessed arcuate blade portion (40).
4325358 Solar heating apparatus April 20, 1982
Solar heat collectors resembling stamen of a flower consisting of a bulbous portion and stem collect heat energy. Lens systems, black bodies and focusing mirrors can be used in conjunction with the above mentioned stamen. The stamen are in clusters with each clusters' stems leading into
4320752 Multi-band or network male contraceptive March 23, 1982
A network of adhesive bands seals a semen receptacle to prevent sperm from escaping from this receptacle. The receptacle and adhesive network covers the penile orifice. The receptacle also has one-way valve systems.
4313241 Method for opening shellfish February 2, 1982
Shellfish are placed into a chamber which is brought rapidly to a high pressure. A lid of the chamber is magnetically sealed. The magnets are quickly released to allow the chamber pressure to blow off the cover with large springs absorbing energy. The immediate decompression tends to ope
4279046 Foldaway bed center July 21, 1981
An adjustable writing desk, storage and entertainment center apparatus attachable to the head of a bed to provide bedridden patients with easy access to writing materials, a writing surface and privacy in viewing television and listening to radio and recorded music by enclosing the p
4270901 Dental articulator June 2, 1981
A dental articulator which provides a three-dimensional solid cam temporomandibular joint model of a human jaw movement by carving an internal cavity into said three-dimensional solid cam model by a cutting stylis.
4150675 Osteotome and a method of surgically using same April 24, 1979
An osteotome includes an arcuate cutting blade portion and a planar cutting blade portion integrally secured thereto. The arcuate portion is defined from a locus of a perfect circle and is axially elongated relative to the planar blade so as to permit the arcuate blade to be reained with


 
 
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