Devices and systems for obtaining conductance data and methods of manufacturing and using the same

• US 9,734,938 B2
• Filed: 10/05/2012
• Issued: 08/15/2017
• Est. Priority Date: 10/06/2011
• Status: Active Grant

• Current Assignee: 3DT Holdings LLC
• Original Assignee: 3DT Holdings LLC
• Inventors: Mauser, Kevin, Svendsen, Mark, Combs, William, Browder, John, Peters, Lynette, Kassab, Ghassan S.
• Primary Examiner(s): Stout, Michael C
• Application Number:
  US13/646,129
• Publication Number:
  US 20130096455A1
• Time in Patent Office: 1,775 Days
• CPC Class Codes: A61B 2562/222 Electrical cables or leads therefor, e.g. coaxial cables or ribbon cables
• CPC Class Codes: A61B 5/01 Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue clinical contact thermometers G01K13/20
• CPC Class Codes: A61B 5/0538 invasively, e.g. using a catheter
• CPC Class Codes: A61B 5/6851 Guide wires
• CPC Class Codes: A61M 2025/09191 made of twisted wires
• CPC Class Codes: A61M 25/09 Guide wires
• CPC Class Codes: H01B 7/048 for implantation into a human or animal body, e.g. pacemaker leads

Abstract

Devices and systems for obtaining conductance data and methods of manufacturing and using the same. In at least one embodiment of a device of the present disclosure, the device is an elongated body with at least one groove defined therein, the at least one groove configured to receive one or more conductor wires therein. In another embodiment, the device is an elongated core body having a plurality of conductive elements positioned thereon and a coating to result in a device having an overall round-cross section.

Claims

1. A device, comprising:

an elongated core body having a length, a perimeter, and a hexagonal configuration defining six planar sides;

at least six conductive elements positioned around the perimeter of the core body and extending a majority of the length of the core body, wherein a single conductive element of the at least six conductive elements appears on each of the six planar sides; and

a detector coupled to the device at or near a distal end of the device and operably connected to one or more of the at least six conductive elements, the detector configured to obtain conductance data when the device is operated in a fluid environment and to transmit the conductance data along one or more of the at least six conductive elements;

wherein the device, having first substantially or completely non-conductive coating positioned thereon, has an overall round cross-section and an overall diameter between approximately 0.013″ and

approximately 0.050″

.

2. The device of claim 1, wherein the detector comprises two detection electrodes positioned in between two excitation electrodes, wherein the excitation electrodes are operable to generate an electric field within a luminal organ that can be detected by the detection electrodes to obtain conductance data indicative of the luminal organ.

3. The device of claim 1, further comprising:

two thermistor wire ends operable to detect a temperature of a fluid within the luminal organ.

4. A device, comprising:

an elongated core body having a length, a perimeter, and a hexagonal configuration defining six planar sides;

six conductive elements positioned around the perimeter of the core body and extending a majority of the length of the core body, wherein a single conductive element of the six conductive elements appears on each of the six planar sides, and wherein the core body having the six conductive elements positioned thereon is coated by a first substantially or completely non-conductive coating;

a detector coupled to the device at or near a distal end of the device and operably connected to one or more of the six conductive elements, the detector configured to obtain conductance data when the device is operated in a fluid environment and to transmit the conductance data along one or more of the at least six conductive elements;

wherein the device is further surrounded by a second substantially or completely non-conductive coating, the second substantially or completely non-conductive coating defining the overall round cross-section; and

wherein the device, having the first substantially or completely non-conductive coating and the second substantially or completely non-conductive coating, has an overall round cross-section and an overall diameter between approximately 0.013″ and

approximately 0.050″

.

5. A device, comprising:

an elongated core body having a length, a perimeter, and a cross-sectional configuration;

a first non-conductive coating positioned around the core body;

a plurality of conductive elements positioned around the perimeter of the core body upon the first non-conductive coating and extending a majority of the length of the core body, the plurality of conductive elements covered by a second substantially or completely non-conductive coating, wherein the plurality of conductive elements do not contact one another;

wherein the device, having the second substantially or completely non-conductive coating, has an overall round cross-section and an overall diameter between approximately 0.013″ and

approximately 0.050″

; and

wherein the plurality of conductive elements is at least six conductive elements; and

wherein the cross-sectional configuration comprises a hexagonal cross-sectional configuration defining six planar sides, and wherein a single conductive element of the plurality of conductive elements is present on each of the six planar sides.

6. The device of claim 5, wherein the plurality of conductive elements comprises a plurality of wide conductors.

7. The device of claim 5, wherein the plurality of conductive elements comprises a plurality of conductive traces.

8. The device of claim 5, wherein the cross-sectional configuration is selected from the group consisting of a round cross-sectional configuration and a hexagonal cross-sectional configuration defining six planar sides.

9. The device of claim 5, wherein the cross-sectional configuration comprises a hexagonal cross-sectional configuration defining six planar sides and further defining one or more reduced corners.

10. The device of claim 9, wherein the elongated core body is at least partially surrounded by the first substantially or completely non-conductive coating, and wherein the plurality of conductive elements are positioned on the first substantially or completely non-conductive coating.

11. The device of claim 10, wherein the plurality of conductive elements comprise a plurality of conductor wires having a rectangular cross-section.

12. The device of claim 5, wherein the plurality of conductive elements comprises a plurality of conductive traces produced by initially placing one or more conductive traces upon the elongated core body at least partially surrounded by the first substantially or completely non-conductive coating and removing portions of the one or more conductive traces to result in the plurality of conductive traces.

13. The device of claim 5, further comprising:

a detector coupled to the device at or near a distal end of the device, the detector configured to obtain conductance data when the device is operated in a fluid environment.

14. The device of claim 13, wherein the detector is coupled to one or more of the plurality of conductive elements, so that a signal may be transmitted along the one or more of the plurality of conductive elements to and/or from the detector, and wherein the detector comprises two detection electrodes positioned in between two excitation electrodes, wherein the excitation electrodes are operable to generate an electric field within a luminal organ that can be detected by the detection electrodes to obtain conductance data indicative of the luminal organ.

15. The device of claim 14, further comprising:

two thermistor wire ends operable to detect a temperature of a fluid within the luminal organ.