JPWO2019231907A5 - - Google Patents
Download PDFInfo
- Publication number
- JPWO2019231907A5 JPWO2019231907A5 JP2020566638A JP2020566638A JPWO2019231907A5 JP WO2019231907 A5 JPWO2019231907 A5 JP WO2019231907A5 JP 2020566638 A JP2020566638 A JP 2020566638A JP 2020566638 A JP2020566638 A JP 2020566638A JP WO2019231907 A5 JPWO2019231907 A5 JP WO2019231907A5
- Authority
- JP
- Japan
- Prior art keywords
- probe assembly
- delivery device
- energy delivery
- probe
- pump
- 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.)
- Pending
Links
- 239000000523 sample Substances 0.000 claims 23
- 210000001519 tissues Anatomy 0.000 claims 5
- 238000001816 cooling Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 2
- 230000002093 peripheral Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
Claims (10)
遠位領域及び近位領域を有する細長い部材を含む少なくとも1つのプローブであって、前記遠位領域が電気的に絶縁された外周部分を含む、該プローブと、With the probe, the probe comprising an elongated member having a distal region and a proximal region, wherein the distal region comprises an electrically isolated outer peripheral portion.
電気エネルギー及び高周波エネルギーのうちの一方を前記患者の前記身体に送達するために、前記電気的に絶縁された外周部分から遠位に延びる電気及び熱伝導性のエネルギー送達装置であって、導電性の外周面と、冷却流体を前記エネルギー送達装置の遠位端に循環させるように構成された1以上の内部ルーメンと、を含む、該エネルギー送達装置と、An electrically and thermally conductive energy delivery device extending distally from the electrically isolated outer peripheral portion for delivering one of the electrical energy and the high frequency energy to the body of the patient, which is conductive. And one or more internal lumens configured to circulate the cooling fluid to the distal end of the energy delivery device.
前記エネルギー送達装置の前記遠位端から延出する温度センサを含み、前記エネルギー送達装置に電気的に接続された電気及び熱伝導性の突出部と、An electrical and thermally conductive protrusion that includes a temperature sensor extending from the distal end of the energy delivery device and is electrically connected to the energy delivery device.
前記電気及び熱伝導性のエネルギー送達装置に前記冷却流体を循環させるための少なくとも1つのポンプアセンブリと、With at least one pump assembly for circulating the cooling fluid through the electrical and thermally conductive energy delivery device.
1以上の処置パラメータをモニタリングするための1以上のセンサと、One or more sensors for monitoring one or more treatment parameters, and
前記1以上のセンサに通信可能に接続され、1以上の処置を実行するように構成されたインピーダンス上昇検出エンジンを有するコントローラであって、前記1以上の処置は、前記1以上の処置パラメータに基づいて、インピーダンス上昇イベントが所定の期間内に発生する可能性が高いかどうかをリアルタイムで判定するステップを含む、該コントローラと、を含むことを特徴とするプローブアセンブリ。A controller having an impedance rise detection engine communicatively connected to the one or more sensors and configured to perform one or more actions, wherein the one or more actions are based on the one or more action parameters. The probe assembly comprises the controller and the step of determining in real time whether an impedance rise event is likely to occur within a predetermined period of time.
前記1以上の処置は、前記インピーダンス上昇イベントが前記所定の期間内に発生する可能性が高いかどうかに基づいて、前記少なくとも1つのポンプアセンブリのコマンドを決定するステップをさらに含むことを特徴とするプローブアセンブリ。The one or more measures further comprise the step of determining a command for the at least one pump assembly based on whether the impedance rise event is likely to occur within the predetermined time period. Probe assembly.
前記インピーダンス上昇イベントが前記所定の期間内に発生する可能性が高い場合、前記少なくとも1つのポンプアセンブリに対する前記コマンドは、前記ポンプアセンブリの前記流量の低下を含み、If the impedance rise event is likely to occur within the predetermined period, the command for the at least one pump assembly comprises a decrease in the flow rate of the pump assembly.
前記インピーダンス上昇イベントが前記所定の期間内に発生する可能性が低い場合、前記少なくとも1つのポンプアセンブリに対する前記コマンドは、前記ポンプアセンブリの前記流量の上昇を含むことを特徴とするプローブアセンブリ。The probe assembly, characterized in that the command for the at least one pump assembly comprises an increase in the flow rate of the pump assembly if the impedance rise event is unlikely to occur within the predetermined period.
前記1以上の処置パラメータは、組織の温度、前記組織のインピーダンスまたは前記エネルギー送達装置の電力需要のうちの少なくとも1つを含むことを特徴とするプローブアセンブリ。The probe assembly, wherein the one or more treatment parameters include at least one of the temperature of the tissue, the impedance of the tissue, or the power demand of the energy delivery device.
前記温度センサは、前記組織の前記温度を測定するように構成されることを特徴とするプローブアセンブリ。The temperature sensor is a probe assembly configured to measure said temperature of said tissue.
前記温度センサの延出長さは、前記エネルギー送達装置の前記遠位端から約1ミリメートル(mm)未満であることを特徴とするプローブアセンブリ。A probe assembly characterized in that the extension length of the temperature sensor is less than about 1 millimeter (mm) from the distal end of the energy delivery device.
前記ポンプアセンブリは、少なくとも1つの制御モジュールに通信可能に接続された少なくとも1つのポンプを含むことを特徴とするプローブアセンブリ。The pump assembly comprises a probe assembly communicably connected to at least one control module.
前記コントローラは、前記エネルギー送達装置の前記電力需要を所定の閾値と比較するようにさらに構成され、The controller is further configured to compare the power demand of the energy delivery device with a predetermined threshold.
前記電力需要が前記所定の閾値よりも大きい場合、前記少なくとも1つのポンプアセンブリの前記コマンドは、前記少なくとも1つのポンプの速度の低下を含み、If the power demand is greater than the predetermined threshold, the command for the at least one pump assembly comprises slowing down the at least one pump.
前記電力需要が前記所定の閾値よりも小さい場合、前記少なくとも1つのポンプアセンブリの前記コマンドは、前記少なくとも1つのポンプの速度の、所定の最大流量または回転速度までの上昇を含むことを特徴とするプローブアセンブリ。When the power demand is less than the predetermined threshold, the command of the at least one pump assembly comprises increasing the speed of the at least one pump to a predetermined maximum flow rate or rotational speed. Probe assembly.
前記ポンプアセンブリは、前記少なくとも1つの制御モジュールに通信可能に接続された複数のポンプを含み、The pump assembly comprises a plurality of pumps communicably connected to the at least one control module.
前記複数のポンプのそれぞれは、異なるプローブアセンブリと個別に流体連通することを特徴とするプローブアセンブリ。Each of the plurality of pumps is a probe assembly characterized in that it communicates with a different probe assembly individually.
前記1以上の処置は、The above-mentioned one or more treatments
組織を治療するための所定の閾値温度を定義するステップと、Steps to define a given threshold temperature for treating tissue,
電源により、前記エネルギー送達装置を介して前記組織の温度を前記所定の閾値温度まで上昇させるステップと、A step of raising the temperature of the tissue to the predetermined threshold temperature by means of a power source via the energy delivery device.
前記組織内に損傷を作成するために、前記組織の前記温度を前記所定の閾値温度に維持するステップと、をさらに含むことを特徴とするプローブアセンブリ。A probe assembly comprising:
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862677714P | 2018-05-30 | 2018-05-30 | |
US62/677,714 | 2018-05-30 | ||
PCT/US2019/034164 WO2019231907A1 (en) | 2018-05-30 | 2019-05-28 | System and method for mitigtating rising impedance via a pump assembly during use of cooled radiofrequency probes |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021528124A JP2021528124A (en) | 2021-10-21 |
JPWO2019231907A5 true JPWO2019231907A5 (en) | 2022-04-26 |
Family
ID=66912971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020566638A Withdrawn JP2021528124A (en) | 2018-05-30 | 2019-05-28 | Systems and methods for mitigating impedance rise by pump assembly during use of cooled high frequency probes |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210169556A1 (en) |
EP (1) | EP3801330A1 (en) |
JP (1) | JP2021528124A (en) |
AU (1) | AU2019277125A1 (en) |
MX (1) | MX2020012330A (en) |
WO (1) | WO2019231907A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20240016538A1 (en) * | 2020-09-14 | 2024-01-18 | Baylis Medical Technologies Inc. | Electrosurigcal Device and Methods |
US20230066333A1 (en) * | 2021-08-24 | 2023-03-02 | Medtronic Holding Company Sàrl | Cooled bipolar radio-frequency ablation probe |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999004710A1 (en) * | 1997-07-25 | 1999-02-04 | Cosman Eric R | Cluster ablation electrode system |
US8882755B2 (en) * | 2002-03-05 | 2014-11-11 | Kimberly-Clark Inc. | Electrosurgical device for treatment of tissue |
US6958064B2 (en) * | 2003-11-14 | 2005-10-25 | Boston Scientific Scimed, Inc. | Systems and methods for performing simultaneous ablation |
-
2019
- 2019-05-28 MX MX2020012330A patent/MX2020012330A/en unknown
- 2019-05-28 EP EP19731436.2A patent/EP3801330A1/en active Pending
- 2019-05-28 WO PCT/US2019/034164 patent/WO2019231907A1/en unknown
- 2019-05-28 AU AU2019277125A patent/AU2019277125A1/en active Pending
- 2019-05-28 US US17/058,718 patent/US20210169556A1/en active Pending
- 2019-05-28 JP JP2020566638A patent/JP2021528124A/en not_active Withdrawn
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6095886B2 (en) | System for controlling tissue ablation using temperature sensors | |
US20210212757A1 (en) | Multi-rate fluid flow and variable power delivery for ablation electrode assemblies used in catheter ablation procedures | |
CA2861622C (en) | Methods and apparatuses for remodeling tissue of or adjacent to a body passage | |
AU2013206097B2 (en) | Methods and systems for enhancing ultrasonic visibility of energy-delivery devices within tissue | |
EP3158961A1 (en) | System and method for controlling catheter power based on renal ablation response | |
EP2347727A1 (en) | System for method for monitoring ablation size | |
JP2012517864A (en) | Apparatus and method for supplying fluid to an electrophysiological device | |
CN109498152B (en) | Apparatus and method for laser hyperthermia for controlling immunostimulation | |
CN107019554B (en) | Temperature controlled short duration ablation | |
EP2470260A1 (en) | Method and system for preventing nerve injury during a medical procedure | |
CN106994043B (en) | Temperature controlled short duration ablation | |
JP6214940B2 (en) | Irrigated electrode with improved heat conduction | |
CN106994044B (en) | Temperature controlled short duration ablation | |
JP6673598B2 (en) | High resolution mapping of tissue with pacing | |
WO2013123020A1 (en) | Ablation catheter with optic energy delivery system for photoacoustic tissue response | |
CN103386173B (en) | A kind of apparatus for ultrasonic therapeutic treatment and high-strength focus supersonic therapeutic system | |
WO2013191878A1 (en) | Systems and methods for detecting channel faults in energy delivery systems | |
JPWO2019231907A5 (en) | ||
JP2003502105A (en) | Submucosal high frequency tonsillectomy device | |
WO2019231907A8 (en) | System and method for mitigating rising impedance via a pump assembly during use of cooled radiofrequency probes | |
JP2020081879A (en) | Irrigation control during ablation | |
BR102019022866A2 (en) | IRRIGATION CONTROL DURING ABLATION | |
JP7455610B2 (en) | Energy-guided radiofrequency (RF) ablation | |
US20080161743A1 (en) | Ablation device having a piezoelectric pump |