IP Library › Granted Patent US 9,687,290
Granted Patent B2
US 9,687,290 · App. 14/029,909 · Granted Jun 27, 2017

Energy-based medical devices

Inventor: Craig A. Keller (Boulder, CO)
Assignee: COVIDIEN LP
A61B18/1206A61B18/085A61B18/1445A61B2018/0063A61B2018/00095A61B2018/00101A61B2018/00642A61B2018/00791A61B2018/1226A61B2018/1495
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Quick Facts
Patent No.
US 9,687,290
App. No.
14/029,909
Granted
Jun 27, 2017
Kind
B2
Abstract

A medical device includes an energy-generating unit configured to produce energy for conduction through tissue to treat tissue. Waste heat produced by the energy-generating unit during energy production is conducted to tissue to facilitate treating tissue.

Claims (28)

1. A medical device, comprising:

first and second electrically and thermally conductive tissue treating surfaces;

an energy-generating unit configured to produce RF energy;

an electrical conductor electrically coupling the energy-generating unit and the first tissue treating surface, the electrical conductor configured to conduct the RF energy produced by the energy-generating unit to the first tissue treating surface for conducting RF energy through tissue disposed between the first and second tissue treating surfaces for heating tissue via Joule heating to treat tissue; and

an electrically insulative thermal conductor thermally coupling the energy-generating unit and the first tissue treating surface, the thermal conductor configured to conduct waste heat produced by the energy-generating unit during RF energy production to the first tissue treating surface for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

2. The medical device according to claim 1 , wherein the energy-generating unit includes at least one integrated circuit.

3. The medical device according to claim 2 , wherein the at least one integrated circuit is one of a plurality of integrated circuits formed as a multi-chip-module on a substrate, the substrate serving as the electrically insulative thermal conductor.

4. The medical device according to claim 2 , wherein the at least one integrated circuit is disposed on a printed circuit board substrate, the substrate serving as the electrically insulative thermal conductor.

5. The medical device according to claim 1 , further comprising a control unit configured to control the energy-generating unit.

6. The medical device according to claim 5 , wherein waste heat produced by the control unit in controlling the energy-generating unit is conducted to the first tissue treating surface by the electrically insulative thermal conductor or another electrically insulative thermal conductor for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

7. The medical device according to claim 1 , further comprising a power source operably coupled to the energy-generating unit.

8. The medical device according to claim 7 , wherein waste heat produced by the power source is conducted to the first tissue treating surface by the electrically insulative thermal conductor or another electrically insulative thermal conductor for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

9. A medical device, comprising:

first and second electrically and thermally conductive tissue treating surfaces; and

an energy-generating unit configured to produce RF;

an electrical conductor electrically coupling the energy-generating unit and the first tissue treating surface, the electrical conductor configured to conduct the RF energy produced by the energy-generating unit to the first tissue treating surface for conducting RF energy through tissue disposed between the first and second tissue treating surfaces for heating tissue via Joule heating to treat tissue;

a control unit configured to control the energy-generating unit; and

an electrically insulative thermal conductor thermally coupling the control unit and the first tissue treating surface, the electrically insulative thermal conductor configured to conduct waste heat produced by the control unit during control of the energy-generating unit to the first tissue treating surface for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

10. The medical device according to claim 9 , wherein the control unit is disposed on a substrate, the substrate serving as the electrically insulative thermal conductor.

11. The medical device according to claim 9 , wherein waste heat produced by the energy-generating unit is conducted to the first tissue treating surface by the electrically insulative thermal conductor or another electrically insulative thermal conductor for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

12. The medical device according to claim 9 , further comprising a power source operably coupled to the energy-generating unit, wherein waste heat produced by the power source is conducted to the first tissue treating surface by the electrically insulative thermal conductor or another electrically insulative thermal conductor for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

13. A medical device, comprising:

an energy-generating unit configured to produce RF energy;

a power source configured to supply power to the energy-generating unit;

a control unit configured to control the energy-generating unit;

first and second thermally and electrically conductive tissue treating surfaces;

an electrical conductor electrically coupling the energy-generating unit and the first tissue treating surface, the electrical conductor configured to conduct the RF energy produced by the energy-generating unit to the first tissue treating surface for conducting RF energy through tissue disposed between the first and second tissue treating surfaces for heating tissue via Joule heating to treat tissue; and

at least one electrically insulative thermal conductor, the at least one electrically insulative thermal conductor thermally coupling at least one of the energy-generating unit, the power source, or the control unit to the first tissue treating surface, the at least one electrically insulative thermal conductor configured to conduct waste heat produced by the at least one of the energy-generating unit, the power source, or the control unit to the first tissue treating surface for heating tissue adjacent the first tissue treating surface via conductive heating to facilitate treating tissue.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 18, 2013
From: KELLER, CRAIG A.
To: COVIDIEN LP
Reel/Frame 031228/0900 →
Continuity (2)
Provisional Application 61708833 · Oct 2, 2012
Related Publication 20140094795A1 · Apr 3, 2014