US6152938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for opening blocked tubes
Assignee: Individual
•
Filing: 1998-08-19
•
Granted: 2000-11-28
•
Expires: 2018-08-19
Abstract
Abstract A drill member comprising a drill head located at the distal end of a catheter. The drill further includes a divice for anchoring the tip of the drill head against at least a portion of a face of occulusion whilst allowing the drill to rotate.
Inventors
- 👤 Paul Curry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:08
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/3205; A61B17/3207; A61B17/320758; A61B17/22; A61B2017/22038; A61B2017/22042; A61B2017/22047; A61B2217/00; A61B2217/002; A61B2217/005; A61M; A61M25/00; A61M25/01; A61M25/09
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
90 words
A drilling device comprising a catheter having a proximal and a distal end, a drill head located at the distal end of the catheter, the drill head having a tip, the drilling device further comprising a formation for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing a portion of the drill head to rotate, the drilling device further comprising at least one rein attached to the drill head to enable the direction of the drill head to be altered.
Claim 2
Dependent Claim
90 words
A drilling device comprising a catheter having a proximal and a distal end, a drill head located at the distal end of the catheter, the drill head having a tip, the drilling device further comprising a formation for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing a portion of the drill head to rotate, the drilling device further comprising at least one rein attached to the drill head to enable the direction of the drill head to be altered.
Claim 3
Dependent Claim
12 words
A drilling device according to claim 1, wherein the catheter is flexible.
Claim 4
Dependent Claim
20 words
A drilling device according to claim 1 or 2, wherein the anchoring formation is capable of being advanced by drilling.
Claim 5
Dependent Claim
29 words
A drilling device according to claim 3, wherein the anchoring formation comprises a drill tip, the drilling device further comprising a flexible drill wire attached to the drill tip.
Claim 6
Dependent Claim
24 words
A drilling device according to any one of claims 1 to 4 wherein the rotatable portion of the drill head is of hemispherical configuration.
Claim 7
Dependent Claim
28 words
A drilling device according to any one of claims 1 to 5, wherein the drilling device further comprises a detector for detecting one of electromagnetic radiation and ultrasound.
Claim 8
Dependent Claim
19 words
A drilling device according to claim 6, wherein the detector provides an image extending forwardly from the drill head.
Claim 9
Dependent Claim
28 words
A drilling device according to claim 6, further comprising a collar around the catheter, wherein the detector provides an image extending sidewardly from the collar around the catheter.
Claim 10
Dependent Claim
23 words
A drilling device according to claim 1 wherein the at least one reins is located in conduits running the length of the catheter.
Claim 11
Dependent Claim
16 words
A drilling device according to claims 1-6, 7, 8 and 9 further comprising a suction line.
Claim 12
Dependent Claim
24 words
A drilling device according to claims 1-6, 7, 8 and 9 further comprising a line for delivering a flushing liquid to the drill head.
Claim 13
Dependent Claim
73 words
A drilling device comprising a catheter having a distal end, a drill head located at the distal end of the catheter, means for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing the drill head to rotate, the drilling device further comprising ultrasound visualization means, and four reins enabling the direction of the drill head to be altered upwardly, downwardly, leftwardly or rightwardly.
Claim 14
Dependent Claim
73 words
A drilling device comprising a catheter having a distal end, a drill head located at the distal end of the catheter, means for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing the drill head to rotate, the drilling device further comprising ultrasound visualization means, and four reins enabling the direction of the drill head to be altered upwardly, downwardly, leftwardly or rightwardly.
Claim 15
Dependent Claim
20 words
A drilling device according to claim 1, further comprising an emitter for emitting one of the electromagnetic radiation and ultrasound.
Claim 16
Dependent Claim
87 words
A drilling device comprising a catheter having a proximal and a distal end and a drill head located a the distal end of the catheter, the drill head having a tip, the drilling device further comprising a formation for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing a cutting portion of the drill head to rotate, the drilling device further comprising a plurality of reins to enable the direction of the drill head to be altered.
Claim 17
Dependent Claim
87 words
A drilling device comprising a catheter having a proximal and a distal end and a drill head located a the distal end of the catheter, the drill head having a tip, the drilling device further comprising a formation for anchoring the tip of the drill head against at least a portion of a face of occlusion while allowing a cutting portion of the drill head to rotate, the drilling device further comprising a plurality of reins to enable the direction of the drill head to be altered.
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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) | 2003-11-28 | 2004-05-29 | 2004-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-11-28 | 2008-05-29 | 2008-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-11-28 | 2012-05-29 | 2012-11-28 | $7700.00 | Window Closed / Lapsed |