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Apparatus and method for targeted bronchial denervation by cryo-ablation

A technique of denervation and bronchus, applied in the direction of catheter, application, cooling surgical instruments, etc., can solve few and few problems

Pending Publication Date: 2020-10-16
美敦力快凯欣有限合伙企业
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are few studies showing the efficacy of denervation for other conditions, such as those affecting the lungs

Method used

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  • Apparatus and method for targeted bronchial denervation by cryo-ablation
  • Apparatus and method for targeted bronchial denervation by cryo-ablation
  • Apparatus and method for targeted bronchial denervation by cryo-ablation

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0081] Embodiment 1: A device for bronchial denervation, the device comprising:

[0082] an elongated body having a distal portion and a proximal portion opposite the distal portion;

[0083] a healing element located at the distal portion of the elongated body; and

[0084] A first recording electrode and a second recording electrode, the first recording electrode is located at the far side of the treatment element, the second recording electrode is located at the proximal side of the treatment element, the first recording electrode and the second recording electrode are configured to record electromyography.

Embodiment 2

[0085] Embodiment 2: The device of embodiment 1, wherein the therapeutic element comprises at least one balloon.

Embodiment 3

[0086] Embodiment 3: The device of embodiment 1, wherein the healing element comprises:

[0087] a first balloon coupled to the distal portion of the elongated body;

[0088] a second balloon coupled to the distal portion of the elongated body, the first balloon positioned within the second balloon; and

[0089] A fluid delivery element is within the first balloon.

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PUM

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Abstract

Devices, systems, and methods for treating pulmonary conditions, such as COPD and asthma, by denervating bronchial tissue using cryoablation. In one embodiment, a device for bronchial denervation comprises: an elongate body having a 5 distal portion and a proximal portion opposite the distal portion; a treatment element at the distal portion of the elongate body; and a first recording electrode located distal to the treatment element and a second recording electrode located proximal to the treatment element, the first and second recording electrodes being configured to record electromyograms.In one embodiment, the device includes a fluid delivery element that is within the treatment element and that has a plurality of orifices aligned with an equatorial portion of the treatment element.

Description

technical field [0001] The present technology generally relates to devices, systems, and methods for treating pulmonary conditions, such as chronic obstructive pulmonary disease (COPD) and asthma, by denervating bronchial tissue using cryoablation. Background technique [0002] Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes airflow obstruction in the lungs, and the term is also used to refer to a range of lung conditions such as emphysema and chronic bronchitis. COPD is the fourth leading cause of death and approximately one-third of all health-related costs are associated with the condition. Asthma is considered a risk factor for developing COPD, and patients with COPD are more likely to develop heart disease, lung cancer, and other conditions. Studies have shown that COPD leads to epithelial metaplasia, mucous metaplasia, fibrosis, increased smooth muscle mass, and other conditions that contribute to airway obstruction in a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B5/0488A61B5/0492A61B18/02A61B5/296
CPCA61B18/02A61B2018/00541A61B2018/00577A61B2018/00994A61B2018/0212A61B2018/0022A61B2018/00839A61B2018/00791A61B2018/00863A61B2090/064A61B2018/0025A61B2018/00232A61B2018/00255A61B2018/0262A61B2018/00642
Inventor 杨中平L·R·伦茨R·D·麦韦内斯D·维滕贝格
Owner 美敦力快凯欣有限合伙企业
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