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| Number | Title | Issue Date |
| 4436684 | Method of forming implantable prostheses for reconstructive surgery Non-invasive method of forming prostheses of skeletal structures internal to a body for use in reconstructive surgery. The selected internal skeletal structure is measured by subjecting the body to radiant energy to produce radiant energy responses that a... | 03/13/1984 |
| 4430760 | Nonstress-bearing implantable bone prosthesis A flexible, nonstress-bearing bone prosthesis is disclosed that comprises demineralized bone powder contained within a medical grade porous flexible casing made from polymeric fibers or a micro-porous membrane. The pores of the casing are smaller than the... | 02/14/1984 |
| 4427501 | Method of manufacture of artificial teeth A method of providing an improved bond between porcelain and a basis metal selected from gold, platinum, palladium, silver and alloys thereof, comprises depositing on the basis metal a coating of a second metal selected from gold, platinum and palladium, ... | 01/24/1984 |
| 4406023 | Stemmed femoral component for the human hip A stemmed femoral component for the human hip for which fixation is provided by bony ingrowth and which may be easily removed for replacement thereof by an osteotone. The two-piece component includes a stem which is elongated and has on its proximal end a... | 09/27/1983 |
| 4388164 | Method of coating the surface of an elastic body with a continuous layer With elastic, particularly rubber-elastic bodies, the problem arises that an applied coating becomes fissured upon later deformation and may easily be abraded. According to the invention, the surface to be coated, for example, an elastic implant, is held ... | 06/14/1983 |
| 4297748 | Middle ear balloon A device adapted to be implanted in the middle ear to block displacement of a tympanic membrane toward the round window membrane comprises: (a) a resiliently yieldable pillow, (b) the pillow having external configuration adapted to fit within the natural hollo... | 11/03/1981 |
| 4292693 | Locking bail stapedial prosthesis An improvement in bail-and-bucket, piston-type stapedial prostheses in which the bail is pivotally mounted to rotate about the open end of the bucket. Means are provided on the bucket for permitting overcenter pivotal movement of the bail in one direction... | 10/06/1981 |
| 4287616 | Auditory ossicle prosthesis An auditory ossicle prosthesis comprises a grooved plate and a depending shaft integrally formed as a one-piece construction from a biologically inert ceramic material, provided with a hole extending through the plate and along the interior of the shaft t... | 09/08/1981 |
| 4281419 | Middle ear ossicular replacement prosthesis having a movable joint An improvement in an otic prosthesis of the type used in ossicular reconstruction of the sound-conducting mechanism of the middle ear is provided. The improvement comprises a movable joint which connects a head portion and a shaft portion whereby there is... | 08/04/1981 |
| 4252110 | Ear implant article and implantation method An article of manufacture for use as an implant in the animal ear to correct a faulty carriage of the ear occasioned by the presence of a skin-enclosed cartilage fault comprises a spring constructed of non-porous biologically inert material, the spring ha... | 02/24/1981 |
| 4215438 | Prosthesis for ossicular chain reconstruction A prosthesis for reconstruction of the auditory ossicles. The prosthesis comprises essentially a goblet-shaped member, preferably of stainless steel or like inert material, the cup portion of which is disposed to receive the capitulum of the stapes while ... | 08/05/1980 |
| 4169292 | Artificial middle ear and ear canal prosthesis An artificial middle ear prosthesis may be used to replace the ear structure from the bony ear canal up to the oval window of the vestibule. The artificial middle ear includes a tube to replace at least part of the bony ear canal, an annulus to connect an... | 10/02/1979 |
| 4168697 | Middle ear ventilating tube and method A ventilating tube and method are provided for maintaining a desired gaseous partial pressure in the middle ear comprising in combination a tube having an axial lumen, means on the tube holding the tube in place in a wall of the inner ear and a selective ... | 09/25/1979 |
| 4147164 | Method of performing implantations in a canine ear or the like for correctional purposes A method of performing canine ear or other implantations in order to correct a faulty ear carriage by erection of the ear, utilizing three basic surgical pieces or implements in the form of (1) an elongated cut-forming shank (trocar) having a sharp distal... | 04/03/1979 |
| 4130905 | Artificial malleus columella for the human ear This invention provides an improvement in an artificial malleus columella for the human ear of the type comprising an elongated laminar part conformed in an obtuse angle. Resilient fixing means projects from the laminar part to permit attachment to the br... | 12/26/1978 |
| 4094303 | Tympanic membrane vent The middle ear space is vented through the tympanic membrane by a piece of porous plastic material positioned to extend through the tympanic membrane. The pore size is in the range of 5 to 25 micrometers in diameter to effectively prevent water passage an... | 06/13/1978 |
| 4077069 | Synthetic tympanic membrane Synthetic anatomical members, such as a tympanic membrane and a malleus, are illustrated and a method for making them is disclosed. In accordance with the method, prepared collagenous tissue is placed in a mold and immersed in, or sprayed with, a buffered... | 03/07/1978 |
| 4060081 | Multilayer membrane useful as synthetic skin A multilayer membrane, which is useful as synthetic skin, is disclosed herein. A first layer is formed from a material which does not provoke an immune response and which is also insoluble and nondegradable in the presence of body fluids and/or body enzym... | 11/29/1977 |
| 4052754 | Implantable structure A structure for in vivo implantation which includes an elongate section terminating in one end in an enlarged portion and being at least partially of a biocompatible porous material having characteristics of promoting ingrowth of tissue. The structure is ... | 10/11/1977 |
| 4031569 | Nasal septum plug A device for plugging a hole in a septum comprises a cylindrical member having a disc integrally formed therewith and disposed on each end of the cylindrical member. The device is formed from a flexible, non-toxic, non-irritating material.... | 06/28/1977 |
| 4010494 | Canine ear implant and method for supporting defective auricular cartilage Canine ear implant for strengthening the defective auricular cartilage of the canine ear is formed of a sheet of flexible porous polymeric material adapted in size and shape to be positioned adjacent to either side of the auricular cartilage. The polymeri... | 03/08/1977 |
| 3982545 | Middle ear aeration and implant Methods and an implant are disclosed for aerating the middle ear. The method requires the drilling of a hole in the bony external canal in a zone where the hole will be in communication with the middle ear either directly or through the mastoid air-cell s... | 09/28/1976 |
| 3936887 | Artificial implant and method of making same An artificial implant comprising as its essential ingredients vitreous carbon and an acrylic polymer having substantially the characteristics of polymethylmethacrylate, and the method for making same.... | 02/10/1976 |
| 3931648 | Stapedial prosthesis A prosthesis for replacing a defective stapes of the middle ear. A piston is provided for transmitting sound vibrations from the incus to the oval window of the middle ear. A clamp is securely attached to the piston for anchoring the piston to the incus. ... | 01/13/1976 |
