US6530952B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bioprosthetic cardiovascular valve system
Assignee: Cleveland Clinic Foundation
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Filing: 2000-12-21
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Granted: 2003-03-11
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Expires: 2020-12-21
Abstract
Abstract A cardiovascular valve system including a permanent base unit that is affixed to the patient using conventional sutures or staples, and a collapsible valve having a collapsible frame that mates with the permanent base unit, and supports valve leaflets. An installed collapsible frame may be re-collapsed and disengaged from the permanent housing. A new collapsible valve is then installed, to resume the function of the prosthesis.
Inventors
- 👤 Ivan Vesely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:51
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/24; A61F2/2409; A61F2/2412; A61F2/2418; A61F2/2427; A61F2/243; A61F2/2439; A61B; A61B17/00; A61B17/28; A61B17/29; A61B2017/2926; A61B2017/2932; A61B2017/2944; A61B90/00; A61B90/39; A61B2090/3925; A61B2090/3929; A61B2090/397; A61F2220/00; A61F2220/0025; A61F2220/0066
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
67 words
A cardiovascular valve system comprising: a base unit permanently attachable to tissue; and a collapsible valve engageable and disengageable with said base unit, wherein said collapsible valve includes a collapsible frame having a plurality of articulated struts, said collapsible frame movable between an expanded position to engage the collapsible valve with the base unit, and a collapsed position to disengage the collapsible valve from the base unit.
Claim 2
Dependent Claim
67 words
A cardiovascular valve system comprising: a base unit permanently attachable to tissue; and a collapsible valve engageable and disengageable with said base unit, wherein said collapsible valve includes a collapsible frame having a plurality of articulated struts, said collapsible frame movable between an expanded position to engage the collapsible valve with the base unit, and a collapsed position to disengage the collapsible valve from the base unit.
Claim 3
Dependent Claim
34 words
A cardiovascular valve system according to claim 1 , wherein collapsible valve further includes an occluding member movable between an occluded position and an open position, said occluding member supported by said collapsible frame.
Claim 4
Dependent Claim
19 words
A cardiovascular valve system according to claim 2 , wherein said occluding member includes at least one leaflet occluder.
Claim 5
Dependent Claim
16 words
A cardiovascular valve system according to claim 1 , wherein said articulated struts are generally rigid.
Claim 6
Dependent Claim
21 words
A cardiovascular valve system according to claim 1 , wherein said base unit includes a receptacle for receiving the collapsible valve.
Claim 7
Dependent Claim
17 words
A cardiovascular valve system according to claim 5 , wherein said receptacle includes a plurality of plates.
Claim 8
Dependent Claim
32 words
A cardiovascular valve system according to claim 1 , wherein said system further comprises at least one retaining member for retaining the engagement of said collapsible valve with said permanent base unit.
Claim 9
Dependent Claim
16 words
A cardiovascular valve system according to claim 7 , wherein said retaining member includes a gusset.
Claim 10
Dependent Claim
16 words
A cardiovascular valve system according to claim 7 , wherein said retaining member includes a slot.
Claim 11
Dependent Claim
19 words
A cardiovascular valve system according to claim 7 , wherein said retaining member includes a generally elastic retaining clip.
Claim 12
Dependent Claim
16 words
A cardiovascular valve system according to claim 7 , wherein said retaining member includes a channel.
Claim 13
Dependent Claim
18 words
A cardiovascular valve system according to claim 7 , wherein said retaining member includes a generally rigid retainer.
Claim 14
Dependent Claim
26 words
A cardiovascular valve system according to claim 7 , wherein said collapsible frame includes articulating hook members, said articulating hook members engageable with said retaining member.
Claim 15
Dependent Claim
24 words
A cardiovascular valve system according to claim 13 , wherein said articulating hook members are rotatable between an engagement position and a disengagement position.
Claim 16
Dependent Claim
70 words
A cardiovascular valve system comprising: a base unit permanently attachable to tissue, said base unit including a receptacle; and a collapsible valve engageable and disengageable with the receptacle, wherein said collapsible valve includes a collapsible frame having a plurality of articulated struts, said collapsible frame movable between an expanded position to engage the collapsible valve with the receptacle, and a collapsed position to disengage the collapsible valve from the receptacle.
Claim 17
Dependent Claim
70 words
A cardiovascular valve system comprising: a base unit permanently attachable to tissue, said base unit including a receptacle; and a collapsible valve engageable and disengageable with the receptacle, wherein said collapsible valve includes a collapsible frame having a plurality of articulated struts, said collapsible frame movable between an expanded position to engage the collapsible valve with the receptacle, and a collapsed position to disengage the collapsible valve from the receptacle.
Claim 18
Dependent Claim
17 words
A cardiovascular valve system according to claim 15 , wherein said receptacle includes a plurality of plates.
Claim 19
Dependent Claim
17 words
A cardiovascular valve system according to claim 16 , wherein said plurality of plates are generally triangular.
Claim 20
Dependent Claim
18 words
A cardiovascular valve system according to claim 17 , wherein said plurality of plates form a valve orifice.
Claim 21
Dependent Claim
25 words
A cardiovascular valve system according to claim 15 , wherein said collapsible valve includes at least one leaflet attached with said plurality of articulated struts.
Claim 22
Dependent Claim
26 words
A cardiovascular valve system according to claim 15 , wherein said collapsible frame includes articulating hook members, said articulating hook members engageable with said base unit.
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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) | 2006-03-10 | 2006-09-09 | 2007-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2010-03-10 | 2010-09-09 | 2011-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2014-03-10 | 2014-09-09 | 2015-03-11 | $7700.00 | Window Closed / Lapsed |