US6451011B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medical device having temperature sensing and ablation capabilities
Assignee: Irvine Biomedical Inc
•
Filing: 2001-04-07
•
Granted: 2002-09-17
•
Expires: 2021-04-07
Abstract
Abstract An ablation device system for treating tissues in a patient, the ablation device comprising capabilities for temperature sensing and providing ablation energy hyperthermically or hypothermically for treating tissue.
Inventors
- 👤 Hosheng Tu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:29
CPC Classifications
A; A61; A61B; A61B18/00; A61B18/04; A61B18/12; A61B18/14; A61B18/02; A61B2018/00005; A61B2018/00047; A61B2018/00636; A61B2018/00666; A61B2018/00678; A61B2018/00696; A61B2018/00702; A61B2018/00773; A61B2018/00791; A61B2018/00821; A61B2018/00875; A61B2018/00994
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
84 words
A method for treating tissue of a patient comprising sensing temperature of said tissue using a sensing element of a medical device and applying ablation energy to said tissue through said sensing element of the medical device wherein said sensing element of the medical device comprises a joint of two wires, the two wires having dissimilar electromotive potentials conductively connected at the joint, wherein the ablation energy is cryogenic ablation energy, said cryogenic ablation energy being provided to the joint according to Peltier effects.
Claim 2
Independent Claim
84 words
A method for treating tissue of a patient comprising sensing temperature of said tissue using a sensing element of a medical device and applying ablation energy to said tissue through said sensing element of the medical device wherein said sensing element of the medical device comprises a joint of two wires, the two wires having dissimilar electromotive potentials conductively connected at the joint, wherein the ablation energy is cryogenic ablation energy, said cryogenic ablation energy being provided to the joint according to Peltier effects.
Claim 3
Dependent Claim
14 words
The method according to claim 1 , wherein the tissue is a brain tissue.
Claim 4
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is a nerve.
Claim 5
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is an artery.
Claim 6
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is a liver.
Claim 7
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is a prostate.
Claim 8
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is an eye.
Claim 9
Dependent Claim
13 words
The method according to claim 1 , wherein the tissue is a vein.
Claim 10
Dependent Claim
14 words
The method according to claim 1 , wherein the tissue is a capillary vessel.
Claim 11
Dependent Claim
14 words
The method according to claim 1 , wherein the tissue is a vulnerable plaque.
Claim 12
Dependent Claim
14 words
The method according to claim 1 , wherein the tissue is an atherosclerotic plaque.
Claim 13
Dependent Claim
15 words
The method according to claim 1 , wherein the tissue is a tumor or cancer.
Claim 14
Independent Claim
89 words
A method for treating tissue of a patient comprising sensing temperature of said tissue using a sensing element of a medical device and applying ablation energy to said tissue through said sensing element of the medical device wherein said sensing element of the medical device comprises a joint of two wires, the two wires having dissimilar electromotive potentials conductively connected at the joint, wherein a delivery mode of the ablation energy to the sensing element is a combination of hyperthermic energy and cryogenic ablation energy in an alternate mode.
Claim 15
Independent Claim
89 words
A method for treating tissue of a patient comprising sensing temperature of said tissue using a sensing element of a medical device and applying ablation energy to said tissue through said sensing element of the medical device wherein said sensing element of the medical device comprises a joint of two wires, the two wires having dissimilar electromotive potentials conductively connected at the joint, wherein a delivery mode of the ablation energy to the sensing element is a combination of hyperthermic energy and cryogenic ablation energy in an alternate mode.
Claim 16
Dependent Claim
73 words
A medical device for sensing tissue temperature and treating tissue comprising: a sensing element, wherein the sensing element comprises a joint adapted for sensing the tissue temperature; two wires conductively connected at the joint, wherein said two wires have dissimilar electromotive potentials; and a heat sink of thermal current being connected to said two wires according to Peltier effects and being adapted for providing cryogenic ablation therapy to the joint for tissue treatment.
Claim 17
Dependent Claim
73 words
A medical device for sensing tissue temperature and treating tissue comprising: a sensing element, wherein the sensing element comprises a joint adapted for sensing the tissue temperature; two wires conductively connected at the joint, wherein said two wires have dissimilar electromotive potentials; and a heat sink of thermal current being connected to said two wires according to Peltier effects and being adapted for providing cryogenic ablation therapy to the joint for tissue treatment.
Claim 18
Dependent Claim
36 words
The medical device of claim 14 , the medical device further comprising a source of radiofrequency current being connected to one of said two wires adapted for delivering radiofrequency current to the joint for tissue treatment.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-09-16 | 2006-03-18 | 2006-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-09-16 | 2010-03-18 | 2010-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-09-16 | 2014-03-18 | 2014-09-17 | $7700.00 | Window Closed / Lapsed |