US20070221230A1
Expired / Lapsed
US
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Minimally invasive lung volume reduction device and method
Assignee: Ekos LLC
•
Filing: 2006-06-02
•
Granted: —
•
Expires: 2026-06-02
Abstract
Abstract A lung volume reduction system is disclosed comprising an implantable device adapted to be delivered to a lung airway of a patient in a delivery configuration and to change to a deployed configuration to bend the lung airway. The invention also discloses a method of bending a lung airway of a patient comprising inserting a device into the airway in a delivery configuration and bending the device into a deployed configuration, thereby bending the airway.
Inventors
- 👤 David Thompson
- 👤 Nathan Aronson
- 👤 Patrick Wu
- 👤 David Lehrberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:05
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/12022; A61B1/00; A61B1/04; A61B1/044; A61B17/00234; A61B17/12027; A61B17/12031; A61B17/12099; A61B17/12104; A61B17/12131; A61B17/1214; A61B17/12145; A61B17/1215; A61B17/12168; A61B17/12172; A61B5/00; A61B5/06; A61B6/00; A61B6/02; A61B6/03; A61B6/032; A61B6/12; A61B6/48; A61B6/485; A61B90/00; A61B90/02; A61M; A61M16/00; A61M16/04; A61M16/0402; A61M16/0404; A61M16/0406; A61M16/08; A61M16/0816; A61M16/0833; A61M16/20; A61M16/208; A61M37/00; A61M37/0069; A61B2017/00477; A61B2017/00743; A61B2017/00809; A61B2017/00831; A61B2017/00867; A61B2017/1205; A61B2017/12054; A61F; A61F2/00; A61F2/02; A61F2/04; A61F2002/043; A61F2002/046; A61M2205/00; A61M2205/02; A61M2205/0266; A61M2205/32
Claims Analysis
Total Claims: 40
Claim 1
Independent Claim
38 words
1 . A lung volume reduction system comprising an implantable device adapted to be delivered to a lung airway of a patient in a delivery configuration and to change to a deployed configuration to bend the lung airway.
Claim 2
Dependent Claim
38 words
1 . A lung volume reduction system comprising an implantable device adapted to be delivered to a lung airway of a patient in a delivery configuration and to change to a deployed configuration to bend the lung airway.
Claim 3
Dependent Claim
20 words
2 . The lung volume reduction system of claim 1 wherein the implantable device comprises a resiliently bendable delivery configuration.
Claim 4
Dependent Claim
18 words
3 . The lung volume reduction system of claim 1 wherein the deployed configuration has a rigid shape.
Claim 5
Dependent Claim
17 words
4 . The lung volume reduction system of claim 3 wherein the rigid shape is a C-shape.
Claim 6
Dependent Claim
17 words
5 . The lung volume reduction system of claim 3 wherein the rigid shape is an S-shape.
Claim 7
Dependent Claim
17 words
6 . The lung volume reduction system of claim 3 wherein the rigid shape is a spiral.
Claim 8
Dependent Claim
38 words
7 . The lung volume reduction system of claim 1 wherein the system further comprises an actuator adapted to be operated from outside the patient to change the implantable device from the delivery configuration to the deployed configuration.
Claim 9
Dependent Claim
36 words
8 . The lung volume reduction system of claim 7 wherein the actuator comprises an actuation element connected to a distal end of the implantable device and adapted to be moved proximally to bend the device.
Claim 10
Dependent Claim
26 words
9 . The lung volume reduction system of claim 7 wherein the system further comprises a lock adapted to lock the device in the deployed configuration.
Claim 11
Dependent Claim
16 words
10 . The lung volume reduction system of claim 9 wherein the lock comprises a ratchet.
Claim 12
Dependent Claim
18 words
11 . The lung volume reduction system of claim 9 wherein the lock can be unlocked for retrieval.
Claim 13
Dependent Claim
33 words
12 . The lung volume reduction system of claim 7 further comprising a connector adapted to connect the implantable device to the actuator and to disconnect the device from the actuator after actuation.
Claim 14
Dependent Claim
36 words
13 . The lung volume reduction system of claim 1 wherein the device comprises a member having a plurality of notches adapted to permit the device to bend more easily in one direction than in another.
Claim 15
Dependent Claim
26 words
14 . The lung volume reduction system of claim 1 wherein the device is further adapted to self-actuate from the delivery configuration to the deployed configuration.
Claim 16
Dependent Claim
17 words
15 . The lung volume reduction system of claim 1 wherein the device comprises shape memory material.
Claim 17
Dependent Claim
23 words
16 . The lung volume reduction system of claim 15 wherein the device comprises a plurality of shape memory elements with flexible overtube.
Claim 18
Dependent Claim
28 words
17 . The lung volume reduction system of claim 1 wherein the device comprises a plurality of asymmetric segments and a connecting element adapted to connect the segments.
Claim 19
Dependent Claim
25 words
18 . The lung volume reduction system of claim 1 wherein the device is adapted to be delivered through a working channel of a bronchoscope.
Claim 20
Dependent Claim
25 words
19 . The lung volume reduction system of claim 1 wherein the device further comprises an anchor adapted to anchor the device within the airway.
Claim 21
Dependent Claim
30 words
20 . The lung volume reduction system of claim 1 wherein the system further comprises a delivery tool adapted to deliver the device to a treatment site in the airway.
Claim 22
Dependent Claim
26 words
21 . The lung volume reduction system of claim 1 wherein the system further comprises a retrieval tool adapted to retrieve the device from the airway.
Claim 23
Dependent Claim
25 words
22 . The lung volume reduction system of claim 21 wherein the retrieval device is further adapted to unlock the device from the deployed configuration.
Claim 24
Dependent Claim
17 words
23 . The lung volume reduction system of claim 1 wherein the device has a fixed length.
Claim 25
Dependent Claim
35 words
24 . A method of bending a lung airway of a patient comprising inserting a device into the airway in a delivery configuration and bending the device into a deployed configuration, thereby bending the airway.
Claim 26
Dependent Claim
35 words
24 . A method of bending a lung airway of a patient comprising inserting a device into the airway in a delivery configuration and bending the device into a deployed configuration, thereby bending the airway.
Claim 27
Dependent Claim
27 words
25 . The method of claim 24 wherein the step of bending comprises operating an actuator outside the patient, the actuator being operatively connected to the device.
Claim 28
Dependent Claim
21 words
26 . The method of claim 24 wherein the step of bending further comprising locking the device into the deployed configuration.
Claim 29
Dependent Claim
26 words
27 . The method of claim 24 wherein the step of bending further comprising unlocking the device to permit it to return to the delivery configuration.
Claim 30
Dependent Claim
20 words
28 . The method of claim 24 wherein the step of bending further comprising disconnecting the actuator from the device.
Claim 31
Dependent Claim
27 words
29 . The method of claim 24 wherein the device comprises a plurality of asymmetric segments, inserting comprises delivering the plurality of asymmetric segment to the airway.
Claim 32
Dependent Claim
27 words
30 . The method of claim 24 wherein the step of bending comprises rotating at least one asymmetric segment with respect to at least another asymmetric segment.
Claim 33
Dependent Claim
22 words
31 . The method of claim 24 wherein the device comprises shape memory material, bending comprises permitting the device to bend itself.
Claim 34
Dependent Claim
22 words
32 . The method of claim 24 further comprising delivering an overtube and subsequently delivering a shape memory element to the overtube.
Claim 35
Dependent Claim
21 words
33 . The method of claim 24 wherein the step of bending comprises bending the device into a substantially C shape.
Claim 36
Dependent Claim
21 words
34 . The method of claim 24 wherein the step of bending comprises bending the device into a substantially S shape.
Claim 37
Dependent Claim
21 words
35 . The method of claim 24 wherein the step of bending comprises bending the device into a substantially spiral shape.
Claim 38
Dependent Claim
23 words
36 . The method of claim 24 wherein the step of inserting comprises delivering the device through a working channel of a bronchoscope.
Claim 39
Dependent Claim
20 words
37 . The method of claim 24 wherein the step of inserting further comprising retrieving the device from the airway.
Claim 40
Dependent Claim
24 words
38 . The method of claim 24 wherein the device is adapted to provide strain relief on an end of the device during deployment.
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