Implantable medical device and method of manufacture
First Claim
1. An implantable medical device, comprising:
- an hermetic canister;
a battery positioned within the hermetic canister;
a pulse generator system positioned within the hermetic canister and electrically coupled to the battery;
a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system;
a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and
an antenna positioned outside the hermetic canister and coupled to the pulse generator;
wherein the first winding is in the range of approximately 1-100 microns wide, in the range of approximately 1-1000 microns thick, the first winding has a series of between approximately 1-1000 turns spaced between approximately 1-50 microns apart.
1 Assignment
0 Petitions
Accused Products
Abstract
An implantable medical device having a hermetic canister a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna positioned outside the hermetic canister and coupled to the pulse generator by a feedthrough. The antenna is constructed of a series of planar windings enclosed by an enclosure; each winding is between 1-100 microns wide, wherein each winding is between 1-1000 microns thick and wherein each winding is spaced apart from each of the other windings between 1-100 microns. In the preferred embodiment the antenna has a closely spaced concentric winding of a conductive material, preferably gold, the winding having 30 turns, wherein is conductive material 25 microns wide, 100 microns thick, and each winding is spaced apart from each of the other turns by 20 microns.
374 Citations
49 Claims
-
1. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna positioned outside the hermetic canister and coupled to the pulse generator; wherein the first winding is in the range of approximately 1-100 microns wide, in the range of approximately 1-1000 microns thick, the first winding has a series of between approximately 1-1000 turns spaced between approximately 1-50 microns apart.
-
-
2. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna positioned outside the hermetic canister and coupled to the pulse generator, the antenna having a first winding of a conductive material, the first winding lying substantially in a first plane, the first winding comprising a first series of turns about a first axis, the first axis being perpendicular to the first plane; wherein each winding has a cross sectional shape, the cross sectional shape being rectangular.
-
-
3. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna positioned outside the hermetic canister and coupled to the pulse generator; wherein the antenna has a first winding of a conductive material, the conductive material having a cross section, the cross section having an aspect ratio between the range of approximately 1;
1 to 1;
1000.
-
-
4. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna positioned outside the hermetic canister and coupled to the pulse generator; wherein the antenna has a first winding of a conductive material, the first winding lying substantially in a first plane, the first winding comprising a first series of turns about a first axis defining a first average aperture of the windings used in the antenna within the first plane, the first average aperture of the windings used in the antenna within the first plane having a first average aperture of the windings surface area which is greater than approximately 0.01 square inches. - View Dependent Claims (5)
-
-
6. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and a first planar antenna and a second planar antenna positioned outside the hermetic canister, the first planar antenna being coupled to the pulse generator, the second planar antenna being electrically coupled to the first planar antenna, the second planar antenna being positioned outside the hermetic canister, a connector block being coupled to the hermetic enclosure, the first planar antenna and the second planar antenna being positioned within the connector block.
-
-
7. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and a first planar antenna positioned outside the hermetic canisters the first planar antenna being coupled to the pulse generator; wherein a connector block is coupled to the hermetic enclosure, the first planar antenna component having a first winding of a conductive material, the first winding comprising a first series of turns lying substantially in a first plane, the first series of turns defining a first average aperture of the windings, the first average aperture of the windings having a first surface area, the connector block having a connector block surface area within the first plane, the first surface area being equal to or greater than at least approximately 20% of the connector block surface area. - View Dependent Claims (8, 9)
-
-
10. An implantable medical device, comprising:
-
an hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and a first planar antenna positioned outside the hermetic canister, the first planar antenna having a thickness and being coupled to the pulse generator, the antenna thickness being equal to or less than approximately 20% of the thickness of the device.
-
-
11. An implantable medical device comprising:
-
a hermetic canister; a battery positioned within the hermetic canister; a pulse generator system positioned within the hermetic canister and electrically coupled to the battery; a receiver positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; a transmitter positioned within the hermetic canister and electrically coupled to the battery and the pulse generator system; and an antenna coupled to the transmitter and the receiver, the antenna having a first winding of a conductive material, the first winding comprising a first series of turns lying substantially in a first plane, the first series of turns defining a first average aperture of the windings, the first average aperture of the windings having a first surface area, the first surface area greater than approximately 0.01 square inches. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
-
-
45. A method of manufacturing an implantable medical device, comprising:
-
providing an hermetic canister; positioning a battery within the hermetic canister; positioning a pulse generator system within the hermetic canister and electrically coupling the pulse generator to the battery; positioning a receiver within the hermetic canister and electrically coupling the receiver to the battery and the pulse generator system; positioning a transmitter within the hermetic canister and electrically coupling the transmitter to the battery and the pulse generator system; and mounting a feedthrough through the hermetic canister such that a first end thereof is disposed within the hermetic canister and is electrically coupled to the transmitter and to the receiver, and such that a second end thereof is disposed outside the hermetic canister providing a planar first antenna mounting the first antenna outside the hermetic canister to the second end of the feedthrough; wherein the step of providing the first antenna comprises providing a plurality of closely spaced concentric windings of a conductive material therefor, each winding being in the range of approximately 1-100 microns wide and spaced between approximately 1-50 microns apart. - View Dependent Claims (46)
-
-
47. A method of manufacturing an implantable medical device, comprising:
-
providing an hermetic canister; positioning a battery within the hermetic canister; positioning a pulse generator system within the hermetic canister and electrically coupling the pulse generator to the battery; positioning a receiver within the hermetic canister and electrically coupling the receiver to the battery and the pulse generator system; positioning a transmitter within the hermetic canister and electrically coupling the transmitter in the battery and the pulse generator system; and mounting a feedthrough through the hermetic canister such that a first end thereof is disposed within the hermetic canister and is electrically coupled to the transmitter and to the receiver, and such that a second end thereof is disposed outside the hermetic canister providing a planar first antenna mounting the first antenna outside the hermetic canister to the second end of the feedthrough; wherein the step of providing the first antenna comprises providing an average surface area of the aperture of the windings used in the first antenna of approximately 0.25 square inches.
-
-
48. A method of manufacturing an implantable medical device, comprising:
-
providing an hermetic canister; positioning a battery within the hermetic canister; positioning a pulse generator system within the hermetic canister and electrically coupling the pulse generator to the battery; positioning a receiver within the hermetic canister and electrically coupling the receiver to the battery and the pulse generator system; positioning a transmitter within the hermetic canister and electrically coupling the transmitter to the battery and the pulse generator system; and mounting a feedthrough through the hermetic canister such that a first end thereof is disposed within the hermetic canister and is electrically coupled to the transmitter and to the receiver, and such that a second end thereof is disposed outside the hermetic canister providing a planar first antenna mounting the first antenna outside the hermetic canister to the second end of the feedthrough; wherein the step of providing the first antenna further comprises the steps of; providing a photo resist material onto a substrate; placing a mask having apertures over the photo resist material; transmitting X rays from a device above the mask passes through the apertures to weaken areas of the photo resist bombarded by the X-rays; removing the weakened areas of the photo resist to create free standing structures of photoresist material; depositing a material over the free standing photoresist structures; removing the freestanding photo resist structures; enclosing the freestanding plated structures within an enclosure; and removing the substrate. - View Dependent Claims (49)
-
Specification