Patent US7517320B2 successfully refreshed from Google Patents.
US7517320B2
Active / In Force
US
⏱️ 0.6 years remaining
Airway bypass site selection and treatment planning
Assignee: Broncus Medical Inc
•
Filing: 2007-07-02
•
Granted: 2009-04-14
•
Expires: 2027-07-02
Abstract
Abstract The invention relates to systems and methods for site selection and placement of extra-anatomic passages altering gaseous flow in a diseased lung.
Inventors
- 👤 Henky Wibowo
- 👤 Edmund J. Roschak
- 👤 Thomas M. Keast
- 👤 Cary Cole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:32
CPC Classifications
A; A61; A61B; A61B6/00; A61B5/00; A61B5/02; A61B5/02007; A61B1/00; A61B1/267; A61B1/2676; A61B5/08; A61B5/103; A61B5/107; A61B5/1075; A61B6/48; A61B6/481; A61B8/00; A61B8/12
Claims Analysis
Total Claims: 47
Claim 1
Independent Claim
107 words
A method of assessing a plurality of treatment sites in airways of a hyperinflated lung of a patient, the method comprising: identifying the plurality of sites within the airways of the diseased lung; determining at least one anatomic characteristic of each site; assessing a degree of a plurality of diseased regions in the lung; calculating a score for each site based on the degree of the plurality of diseased regions in the lung, at least one anatomic characteristic of each site and a proximity of the site to at least one of the diseased regions; and displaying each score in association with each site in graphical form.
Claim 2
Independent Claim
107 words
A method of assessing a plurality of treatment sites in airways of a hyperinflated lung of a patient, the method comprising: identifying the plurality of sites within the airways of the diseased lung; determining at least one anatomic characteristic of each site; assessing a degree of a plurality of diseased regions in the lung; calculating a score for each site based on the degree of the plurality of diseased regions in the lung, at least one anatomic characteristic of each site and a proximity of the site to at least one of the diseased regions; and displaying each score in association with each site in graphical form.
Claim 3
Dependent Claim
25 words
The method of claim 1 , where identifying the plurality of sites comprises selecting at least one site per each segmental airway of the bronchi.
Claim 4
Dependent Claim
35 words
The method of claim 1 , further comprises performing non-invasive imaging to assess the degree of the plurality of diseased regions of the lung and to determine at least one anatomic characteristic of each site.
Claim 5
Dependent Claim
26 words
The method of claim 3 , where the non-invasive imaging is chosen from a group consisting of x-ray, ultrasound, Doppler, acoustic imaging, MRI, PET and CT.
Claim 6
Dependent Claim
33 words
The method of claim 3 , where assessing the degree of the diseased region in the lung comprises comparing the diseased pattern in the region to a database of images with diseased pattern.
Claim 7
Dependent Claim
26 words
The method of claim 1 , further comprises displaying information regarding at least one anatomic characteristic of the site when displaying the score of the site.
Claim 8
Dependent Claim
26 words
The method of claim 6 , where displaying information regarding at least one anatomic characteristic comprises displaying information regarding the location or size of blood vessels.
Claim 9
Dependent Claim
27 words
The method of claim 6 , where displaying information regarding at least one anatomic characteristic comprises displaying information regarding the location a pleura relative to the site.
Claim 10
Dependent Claim
30 words
The method of claim 1 , where determining at least one anatomic characteristic of each site comprises identifying the location of the blood vessels within a distance from the site.
Claim 11
Dependent Claim
25 words
The method of claim 1 , where calculating the score for each site comprises adjusting the score proportionally to the degree of the diseased region.
Claim 12
Dependent Claim
31 words
The method of claim 10 , where calculating the score for each site further comprises increasing the score as the proximity of the site to one of the diseased regions decreases.
Claim 13
Dependent Claim
26 words
The method of claim 1 , where determining at least one anatomic characteristic of each site comprises determining the size of airway diameter of each site.
Claim 14
Dependent Claim
28 words
The method of claim 12 , where calculating the score for each site comprises increasing the score if the average airway diameter is greater than a pre-determined diameter.
Claim 15
Dependent Claim
25 words
The method of claim 1 , where determining at least one anatomic characteristic of each site comprises determining an average airway thickness of each site.
Claim 16
Dependent Claim
28 words
The method of claim 14 , where calculating the score for each site comprises increasing the score if the average airway thickness is within a pre-determined thickness range.
Claim 17
Dependent Claim
28 words
The method of claim 1 , where determining at least one anatomic characteristic of each site comprises determining the distance from an anatomic reference point on the patient.
Claim 18
Dependent Claim
17 words
The method of claim 16 , where the anatomic reference point comprises a carina of the airways.
Claim 19
Dependent Claim
17 words
The method of claim 16 , where the anatomic reference point comprises a mouth of the patient.
Claim 20
Dependent Claim
24 words
The method of claim 1 , further comprises examining paths between the site and at least one of the diseased regions for any obstruction.
Claim 21
Dependent Claim
28 words
The method of claim 19 , where calculating the score for each site further comprises increasing the score if the path is free from obstructions on the path.
Claim 22
Dependent Claim
35 words
The method of claim 19 , where the obstruction comprises an obstruction selected from the group consisting of one or more of the followings: blood vessels, adjacent airways, a fissure, a pleura, and a mediastinum.
Claim 23
Dependent Claim
31 words
The method of claim 1 , where assessing a degree of a plurality of diseased regions in the lung comprises assessment of a degree of tissue destruction in the diseased region.
Claim 24
Independent Claim
101 words
A method for identifying treatment sites in airways of a patient's lung for treatment by a surgical system comprising at least one component device, the method comprising: identifying at least one parameter of the component device; identifying a target region in the airway based on at least one or more anatomical parameters; locating at least one location of diseased lung tissue; selecting a plurality of treatment sites by assessing the anatomy between at least one of the potential treatment sites and at least one location of diseased lung tissue; displaying the plurality of treatment sites in data, electronic or graphic form.
Claim 25
Independent Claim
101 words
A method for identifying treatment sites in airways of a patient's lung for treatment by a surgical system comprising at least one component device, the method comprising: identifying at least one parameter of the component device; identifying a target region in the airway based on at least one or more anatomical parameters; locating at least one location of diseased lung tissue; selecting a plurality of treatment sites by assessing the anatomy between at least one of the potential treatment sites and at least one location of diseased lung tissue; displaying the plurality of treatment sites in data, electronic or graphic form.
Claim 26
Dependent Claim
16 words
The method of claim 23 , where the component device comprises a plurality of component devices.
Claim 27
Dependent Claim
20 words
The method of claim 24 , where the plurality of component devices comprises an access device and a treatment device.
Claim 28
Dependent Claim
14 words
The method of claim 25 , where the access device comprises of a bronchoscope.
Claim 29
Dependent Claim
25 words
The method of claim 25 , where the treatment device is selected from a group consisting of a holemaking device and an implant delivery device.
Claim 30
Dependent Claim
33 words
The method of claim 23 , where the system parameter comprises a parameter selected from a group consisting of a length, diameter, and bending radius of one or more of the component devices.
Claim 31
Dependent Claim
98 words
The method of claim 23 , where the anatomical parameters of the target region comprise a parameter selected from the group consisting of a diameter of the airway, a length of the airway between a mouth and the target region, an articulation angle between a parent and child airway in the path to the target region, a summation of the articulation angles, a length of the airway between the target region and an intraparenchymal margin of the lung, an indication of a blood vessel at the target region, a position of a blood vessel at the target region.
Claim 32
Dependent Claim
47 words
The method of claim 23 , where identifying a target region in the airway based on one or more at least one or more anatomical parameters comprises using a non-invasive imaging mode selected form the group consisting of x-ray, ultrasound, Doppler, acoustic imaging, MRI, PET and CT.
Claim 33
Dependent Claim
19 words
The method of claim 23 , where the region of diseased lung tissue comprises areas of hyperinflated lung tissue.
Claim 34
Dependent Claim
21 words
The method of claim 23 , where the region of diseased lung tissue comprises areas of trapped gas within parenchymal tissue.
Claim 35
Dependent Claim
19 words
The method of claim 23 , where selecting the plurality of treatment sites comprises ranking the potential treatment sites.
Claim 36
Dependent Claim
46 words
The method of claim 33 , further comprising determining a plurality of potential treatment sties by comparing at least one of the anatomical parameters of the target region with at least one system parameter to assess the ability of the system to access the target region.
Claim 37
Dependent Claim
38 words
The method of claim 34 , where identifying the target region comprises selecting the target region based on anatomical parameters comprising a maximum airway diameter, a minimum airway diameter, and a maximum airway length to the target region.
Claim 38
Dependent Claim
20 words
The method of claim 34 , further comprising creating an extra-anatomic opening in an airway wall at the treatment site.
Claim 39
Dependent Claim
14 words
The method of claim 36 further comprising inserting an implant into the extra-anatomic opening.
Claim 40
Independent Claim
82 words
A method of site selection for an airway bypass procedure in airways of a diseased lung using a surgical system, comprising: identifying treatment regions of the airway reachable by the surgical system; identifying diseased regions of the lung for treatment based on a severity of disease; creating a ranking of treatment sites by comparing the diseased regions with the treatment regions to determine whether a transbronchial access path exists; and providing an output of treatment sites in electronic, data, or graphic form.
Claim 41
Independent Claim
82 words
A method of site selection for an airway bypass procedure in airways of a diseased lung using a surgical system, comprising: identifying treatment regions of the airway reachable by the surgical system; identifying diseased regions of the lung for treatment based on a severity of disease; creating a ranking of treatment sites by comparing the diseased regions with the treatment regions to determine whether a transbronchial access path exists; and providing an output of treatment sites in electronic, data, or graphic form.
Claim 42
Dependent Claim
27 words
The method of claim 38 , where identifying diseased regions of the lung further includes identifying the regions of the lung for the presence of blood vessels.
Claim 43
Dependent Claim
25 words
The method of claim 38 , where identifying diseased regions of the lung comprises determine the degree of destruction within each lobe of the lung.
Claim 44
Dependent Claim
24 words
The method of claim 38 , where identifying diseased regions of the lung includes determining treatable areas within each lobe with most trapped gas.
Claim 45
Dependent Claim
23 words
The method of claim 38 , where identifying diseased regions of the lung includes determining areas with dense collateral ventilation in the lung.
Claim 46
Dependent Claim
18 words
The method of claim 38 , where identifying diseased regions of the lung include measuring pulmonary blood flow.
Claim 47
Dependent Claim
22 words
The method of claim 38 , where identifying diseased regions of the lung include determining diameter and wall thickness of an airway.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2012-04-13 | 2012-10-13 | 2013-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2016-04-13 | 2016-10-13 | 2017-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2020-04-13 | 2020-10-13 | 2021-04-14 | $7700.00 | Window Closed / Lapsed |