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US5443495A Expired / Lapsed US ⏱️ 0.0 years remaining

Polymerization angioplasty balloon implant device

Assignee: Boston Scientific Scimed Inc
•
Filing: 1993-09-17
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Granted: 1995-08-22
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Expires: 2013-09-17
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Abstract

Abstract A balloon/stent device for enlarging in situ to fit against a vessel wall and hardening in place.

Inventors

  • 👤 Paul J. Buscemi
  • 👤 Andrew W. Buirge
  • 👤 Fertac Bilge

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:08
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/82; A61F2/95; A61F2/958; A61M; A61M25/00; A61M25/10; A61M25/104; A61F2210/00; A61F2210/0004; A61F2250/00; A61F2250/0058; A61F2250/0067; A61M2025/1043; A61M2025/1086

Claims Analysis

Total Claims: 21
Claim 1
Independent Claim 89 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, and wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition upon an application of energy thereto; and b) said two end portions detach from said body portion by a degradation of a scission material, said degradation initiated by the application of energy thereto.
Claim 2
Dependent Claim 89 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, and wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition upon an application of energy thereto; and b) said two end portions detach from said body portion by a degradation of a scission material, said degradation initiated by the application of energy thereto.
Claim 3
Dependent Claim 15 words
The device of claim 1 wherein the body portion comprises a prepolymer containing polymerizable groups.
Claim 4
Dependent Claim 19 words
The device of claim 2 wherein the polymerizable groups are selected from the group consisting of acrylates and methacrylates.
Claim 5
Dependent Claim 13 words
The device of claim 2 wherein the body portion further comprises activating agents.
Claim 6
Dependent Claim 91 words
A balloon for use on a catheter having a shaft, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, and wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition upon an application of energy thereto; and b) said end portions detach from said body portion and adhere to the shaft of the catheter upon application of energy thereto.
Claim 7
Dependent Claim 91 words
A balloon for use on a catheter having a shaft, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, and wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition upon an application of energy thereto; and b) said end portions detach from said body portion and adhere to the shaft of the catheter upon application of energy thereto.
Claim 8
Dependent Claim 97 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) said body portion contains a mixture of poly-D-L-lactic acid, polyethylene glycol dimethacrylate, isobornyl acrylate, neopentyl glycol diacrylate and 2-hydroxy-methyl-1-phenylpropan-1-one.
Claim 9
Dependent Claim 97 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) said body portion contains a mixture of poly-D-L-lactic acid, polyethylene glycol dimethacrylate, isobornyl acrylate, neopentyl glycol diacrylate and 2-hydroxy-methyl-1-phenylpropan-1-one.
Claim 10
Dependent Claim 97 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) said body portion contains a mixture of poly-L-lactic acid, polyethylene glycol dimethacrylate, isobornyl acrylate, neopentyl glycol diacrylate, and 2-hydroxy-2-methyl-1-phenylpropan-1-one.
Claim 11
Dependent Claim 97 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) said body portion contains a mixture of poly-L-lactic acid, polyethylene glycol dimethacrylate, isobornyl acrylate, neopentyl glycol diacrylate, and 2-hydroxy-2-methyl-1-phenylpropan-1-one.
Claim 12
Dependent Claim 101 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion comprises: i) a prepolymer containing polymerizable groups; and ii) activating agents selected from the group consisting of peroxides and azides.
Claim 13
Dependent Claim 101 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion comprises: i) a prepolymer containing polymerizable groups; and ii) activating agents selected from the group consisting of peroxides and azides.
Claim 14
Dependent Claim 95 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion comprises: i) a prepolymer containing polymerizable groups; and ii) activating agents encapsulated in micelles.
Claim 15
Dependent Claim 95 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion comprises: i) a prepolymer containing polymerizable groups; and ii) activating agents encapsulated in micelles.
Claim 16
Dependent Claim 98 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the end portions contain a mixture of a linear polyester prepared from 2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone, dimethyl succinate and zinc stearate, and 4-methoxyphenol.
Claim 17
Dependent Claim 98 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the end portions contain a mixture of a linear polyester prepared from 2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone, dimethyl succinate and zinc stearate, and 4-methoxyphenol.
Claim 18
Dependent Claim 100 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the end portions contain a mixture of a linear polyester prepared from 2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone, dimethyl fumarate, dimethylsebacate and zinc stearate, and 4-hydroxyphenyloctyl ether.
Claim 19
Dependent Claim 100 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the end portions contain a mixture of a linear polyester prepared from 2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone, dimethyl fumarate, dimethylsebacate and zinc stearate, and 4-hydroxyphenyloctyl ether.
Claim 20
Dependent Claim 83 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion is biodegradable.
Claim 21
Dependent Claim 83 words
A balloon for catheters, the balloon comprising a body portion and two end portions, the balloon being inflatable from a first condition to a second enlarged condition, wherein: a) said body portion of the balloon is made of a material which will undergo a transformation from a flexible, elastic condition to a rigid, inelastic condition and said end portions comprise a material which will degrade, both transformations occurring upon an application of energy to the balloon; and b) the body portion is biodegradable.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1998-08-21 1999-02-20 1999-08-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2002-08-21 2003-02-20 2003-08-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2006-08-21 2007-02-20 2007-08-22 $7700.00 Window Closed / Lapsed

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