CA2547953C - Systeme de catheter cryogenique - Google Patents
Systeme de catheter cryogenique Download PDFInfo
- Publication number
- CA2547953C CA2547953C CA2547953A CA2547953A CA2547953C CA 2547953 C CA2547953 C CA 2547953C CA 2547953 A CA2547953 A CA 2547953A CA 2547953 A CA2547953 A CA 2547953A CA 2547953 C CA2547953 C CA 2547953C
- Authority
- CA
- Canada
- Prior art keywords
- catheter
- injection
- console
- pressure
- fluid coolant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 238000011282 treatment Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 60
- 239000002826 coolant Substances 0.000 claims description 44
- 238000001514 detection method Methods 0.000 claims description 19
- 239000008280 blood Substances 0.000 claims description 16
- 210000004369 blood Anatomy 0.000 claims description 16
- 238000012544 monitoring process Methods 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims 5
- 230000013011 mating Effects 0.000 claims 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000009413 insulation Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 description 103
- 239000007924 injection Substances 0.000 description 103
- 239000003507 refrigerant Substances 0.000 description 62
- 238000011084 recovery Methods 0.000 description 25
- 210000001519 tissue Anatomy 0.000 description 19
- 239000007788 liquid Substances 0.000 description 16
- 238000002679 ablation Methods 0.000 description 11
- 238000013507 mapping Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 230000000747 cardiac effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000003902 lesion Effects 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000001010 compromised effect Effects 0.000 description 4
- 238000009428 plumbing Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 206010003119 arrhythmia Diseases 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000037361 pathway Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 206010003658 Atrial Fibrillation Diseases 0.000 description 2
- 206010003662 Atrial flutter Diseases 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 230000003126 arrythmogenic effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001595 flow curve Methods 0.000 description 2
- 210000005003 heart tissue Anatomy 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000001871 Tachycardia Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000007012 clinical effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 210000002064 heart cell Anatomy 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 230000006794 tachycardia Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 210000005166 vasculature Anatomy 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 206010047302 ventricular tachycardia Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B2018/0212—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument inserted into a body lumen, e.g. catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
- A61B2018/0231—Characteristics of handpieces or probes
- A61B2018/0262—Characteristics of handpieces or probes using a circulating cryogenic fluid
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11717599P | 1999-01-25 | 1999-01-25 | |
| US60/117,175 | 1999-01-25 | ||
| CA002361093A CA2361093C (fr) | 1999-01-25 | 2000-01-25 | Systeme de catheter cryogenique |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002361093A Division CA2361093C (fr) | 1999-01-25 | 2000-01-25 | Systeme de catheter cryogenique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2547953A1 CA2547953A1 (fr) | 2000-07-27 |
| CA2547953C true CA2547953C (fr) | 2010-11-09 |
Family
ID=36889437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2547953A Expired - Fee Related CA2547953C (fr) | 1999-01-25 | 2000-01-25 | Systeme de catheter cryogenique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2547953C (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9555223B2 (en) | 2004-03-23 | 2017-01-31 | Medtronic Cryocath Lp | Method and apparatus for inflating and deflating balloon catheters |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8491636B2 (en) | 2004-03-23 | 2013-07-23 | Medtronic Cryopath LP | Method and apparatus for inflating and deflating balloon catheters |
| US7727228B2 (en) | 2004-03-23 | 2010-06-01 | Medtronic Cryocath Lp | Method and apparatus for inflating and deflating balloon catheters |
| US20130197501A1 (en) * | 2012-01-27 | 2013-08-01 | Medtronic Cryocath Lp | Cryogenic medical system and method with stabilizer |
| CN113476134B (zh) * | 2021-06-30 | 2022-06-24 | 海杰亚（北京）医疗器械有限公司 | 工质储存罐的罐内压力调整方法及装置 |
| WO2023193091A1 (fr) * | 2022-04-07 | 2023-10-12 | Medtronic Cryocath Lp | Systèmes et procédés pour améliorer la commande d'un flux de réfrigérant dans une cryoablation |
| EP4541301A1 (fr) * | 2023-10-17 | 2025-04-23 | Cryovasc GmbH | Dispositif de refroidissement pour cathéter de cryoablation à performance améliorée |
| CN120227143A (zh) * | 2023-12-28 | 2025-07-01 | 南京亿高医疗科技股份有限公司 | 快速汽化的静脉曲张消融导管 |
-
2000
- 2000-01-25 CA CA2547953A patent/CA2547953C/fr not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9555223B2 (en) | 2004-03-23 | 2017-01-31 | Medtronic Cryocath Lp | Method and apparatus for inflating and deflating balloon catheters |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2547953A1 (fr) | 2000-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20170125 |