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US5445609A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrotransport agent delivery device having a disposable component and a removable liner

Assignee: Alza Corp
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Filing: 1993-05-28
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Granted: 1995-08-29
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Expires: 2013-05-28
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Abstract

Abstract An electrotransport drug delivery device (1) including a reusable component (2), a disposable component (4), and a removable liner (8) temporarily separating the mating surfaces of the components (2,4) during alignment and assembly of the components (2,4). At least one of the components (2,4) has an adhesive mating surface (11) facing the removable liner (8). Also disclosed are a disposable assembly (4) for an electrotransport device (1) and a method for assembling reusable and disposable components (2,4), the components (2,4) of the electrotranport device assembly (1) are adhesively mated.

Inventors

  • 👤 Gary A. Lattin
  • 👤 Dale A. Dickson
  • 👤 Michael J. Grace

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 11:10
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/0404; A61N1/0408; A61N1/0428; A61N1/0448; A61N1/0432; A61N1/0436

Claims Analysis

Total Claims: 36
Claim 1
Independent Claim 166 words
An electrotransport device for delivering an agent through a body surface, comprising: (a) a reusable component containing electronic circuitry for performing at least one of (i) generating and (ii) controlling electric current applied by the device, the reusable component having a mating surface; (b) a disposable component containing the agent to be delivered and having a mating surface adapted to mate to said reusable component mating surface, the mating surfaces being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (c) means, on at least one of the reusable component and the disposable component, for aligning said reusable component into said desired mating orientation with said disposable component; and (d) at least one removable liner interposed between said component mating surfaces during component alignment, said liner preventing said mating surfaces from adhering to one another during component alignment, said liner being removable from between the aligned mating surfaces without disturbing said desired mating orientation.
Claim 2
Dependent Claim 166 words
An electrotransport device for delivering an agent through a body surface, comprising: (a) a reusable component containing electronic circuitry for performing at least one of (i) generating and (ii) controlling electric current applied by the device, the reusable component having a mating surface; (b) a disposable component containing the agent to be delivered and having a mating surface adapted to mate to said reusable component mating surface, the mating surfaces being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (c) means, on at least one of the reusable component and the disposable component, for aligning said reusable component into said desired mating orientation with said disposable component; and (d) at least one removable liner interposed between said component mating surfaces during component alignment, said liner preventing said mating surfaces from adhering to one another during component alignment, said liner being removable from between the aligned mating surfaces without disturbing said desired mating orientation.
Claim 3
Dependent Claim 16 words
An electrotransport device as recited in claim 1, further comprising means for electrically connecting the components.
Claim 4
Dependent Claim 16 words
An electrotransport device as recited in claim 2, further comprising means for mechanically connecting the components.
Claim 5
Dependent Claim 34 words
An electrotransport device as recited in claim 1, wherein said aligning means further provides a function chosen from the group consisting of mechanically connecting said components, electrically connecting said components, and a combination thereof.
Claim 6
Dependent Claim 18 words
An electrotransport device as recited in claim 4, wherein said aligning means are mating electrically conductive snap connectors.
Claim 7
Dependent Claim 50 words
An electrotransport device as recited in claim 1, wherein said removable liner comprises a flexible sheet of material folded upon itself, thereby forming a fold axis, said folded flexible sheet having a first surface adjacent to an adhesive mating surface and a second surface adjacent to said other mating surface.
Claim 8
Dependent Claim 25 words
An electrotransport device as recited in claim 6, wherein said liner is provided with a grasping means by which said liner may be manually removed.
Claim 9
Dependent Claim 29 words
An electrotransport device as recited in claim 7, wherein said grasping means comprises a tab which extends beyond a peripheral edge of said components when said components are aligned.
Claim 10
Dependent Claim 27 words
An electrotransport device as recited in claim 7, wherein said liner is provided with access means through which said aligning means extends when said components are aligned.
Claim 11
Dependent Claim 20 words
An electrotransport device as recited in claim 9, wherein said access means comprises at least one hole through said liner.
Claim 12
Dependent Claim 64 words
An electrotransport device as recited in claim 10, wherein said access means comprises four holes through said liner, said liner having two substantially parallel lines of perforations extending between said holes on opposite sides of the fold axis, wherein said holes on opposite sides of the fold axis are essentially equidistant from the fold axis, and wherein said aligning means extend through said holes.
Claim 13
Dependent Claim 63 words
An electrotransport device as recited in claim 10, wherein said access means comprises two elongated openings through said liner, said elongated openings each having an axis which is substantially perpendicular to the fold axis, wherein portions of said elongated openings on either side of the fold axis are substantially similar in size and shape, and wherein said aligning means extend through said openings.
Claim 14
Dependent Claim 102 words
An electrotransport device as recited in claim 1, wherein said device comprises a first removable liner and a second removable liner, said first liner comprising a flexible sheet of material folded onto itself and having a first grasping means by which said first liner may be manually removed, said second liner comprising a flexible sheet of material folded onto itself and having a second grasping means by which said second liner may be manually removed, wherein said liners are shaped and positioned such that access is provided for said aligning means to extend therethrough while said liners are positioned between said components.
Claim 15
Dependent Claim 33 words
An electrotransport device as recited in claim 1, wherein said disposable component mating surface has an adhesive means disposed thereon and said removable liner is releasably affixed thereto prior to said component alignment.
Claim 16
Dependent Claim 33 words
An electrotransport device as recited in claim 6, wherein the adhesion between said removable liner and said adhesive mating surface is about 5 to about 50 grams per centimeter of said removable liner.
Claim 17
Dependent Claim 33 words
An electrotransport device as recited in claim 6, wherein the adhesion between said removable liner and said adhesive mating surface is about 5 to about 10 grams per centimeter of said removable liner.
Claim 18
Dependent Claim 23 words
An electrotransport device as recited in claim 6, wherein said removable liner is coated with a release coating on at least one surface.
Claim 19
Dependent Claim 18 words
An electrotransport device as recited in claim 17, wherein said release coating surface faces said component mating surfaces.
Claim 20
Dependent Claim 102 words
An electrotransport device as recited in claim 1, said reusable component comprising (i) a power source and (ii) electrical control circuitry in electrical contact with said power source, said disposable component comprising (i) a donor electrode in electrical contact with a donor reservoir including said agent, separated by insulating means from (ii) a counter electrode in electrical contact with a counter reservoir, said disposable component further comprising an adhesive mating surface having said removable liner releasably affixed thereto, wherein said aligning means are mating metallic snap connectors affixed to said components, said snap connectors providing electrical and mechanical connecting of said components.
Claim 21
Dependent Claim 172 words
A disposable assembly for use in conjunction with a reusable component to form an electrotransport agent delivery device, said disposable assembly comprising: (a) a disposable component containing the agent to be delivered and having a mating surface adapted to mate with a mating surface on said reusable component, said reusable component containing electronic circuitry for performing at least one of (i) generating and (ii) controlling electric current applied by the device, said disposable component mating surface having adherent properties, said reusable and disposable components being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (b) means on at least one of the reusable component and the disposable component for aligning said components in the desired mating orientation; and (c) at least one removable liner disposed on said adherent mating surface, said liner preventing said mating surfaces from adhering to one another during component alignment, said liner being removable from between the aligned mating surfaces without disturbing said desired mating orientation.
Claim 22
Dependent Claim 172 words
A disposable assembly for use in conjunction with a reusable component to form an electrotransport agent delivery device, said disposable assembly comprising: (a) a disposable component containing the agent to be delivered and having a mating surface adapted to mate with a mating surface on said reusable component, said reusable component containing electronic circuitry for performing at least one of (i) generating and (ii) controlling electric current applied by the device, said disposable component mating surface having adherent properties, said reusable and disposable components being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (b) means on at least one of the reusable component and the disposable component for aligning said components in the desired mating orientation; and (c) at least one removable liner disposed on said adherent mating surface, said liner preventing said mating surfaces from adhering to one another during component alignment, said liner being removable from between the aligned mating surfaces without disturbing said desired mating orientation.
Claim 23
Dependent Claim 50 words
The assembly of claim 20, wherein said removable liner comprises a flexible sheet of material folded upon itself, thereby forming a fold axis, said folded flexible sheet having a first surface disposed on said adherent mating surface and a second surface adjacent to said other mating surface during component alignment.
Claim 24
Dependent Claim 22 words
The assembly of claim 20, wherein said liner is provided with a grasping means by which said liner may be manually removed.
Claim 25
Dependent Claim 24 words
The assembly of claim 20, wherein said liner is provided with access means through which said aligning means extends when said components are aligned.
Claim 26
Dependent Claim 17 words
The assembly of claim 23, wherein said access means comprises at least one opening through said liner.
Claim 27
Dependent Claim 60 words
The assembly of claim 24, wherein said opening comprises four holes through said liner, said liner having two substantially parallel lines of perforations extending between said holes on opposite sides of the fold axis, wherein said holes on opposite sides of the fold axis are essentially equidistant from the fold axis, and wherein said aligning means extend through said holes.
Claim 28
Dependent Claim 59 words
The assembly of claim 24, wherein said opening comprises two elongated openings through said liner, said elongated openings each having an axis which is substantially perpendicular to the fold axis, wherein portions of said elongated openings on either side of the fold axis are substantially similar in size and shape, and wherein said aligning means extend through said openings.
Claim 29
Dependent Claim 97 words
The assembly of claim 24, wherein said device comprises a first and a second removable liner, said first liner comprising a flexible sheet of material folded onto itself and having a first grasping means by which said first liner may be manually removed, said second liner comprising a flexible sheet of material folded onto itself and having a second grasping means by which said second liner may be manually removed, wherein said liners are shaped and positioned such that access is provided for said aligning means to extend therethrough while said liners are positioned between said components.
Claim 30
Independent Claim 160 words
A method of mating a reusable component to a disposable component to form an electrotransport agent delivery, device, comprising: (1) placing the agent to be delivered in the disposable component; (2) placing electronic circuitry, for performing at least one of (i) generating and (ii) controlling electric current applied by the device, in the reusable component; (3) placing a removable liner on at least one adhesive mating surface of said reusable and disposable components, said component mating surfaces being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (4) aligning said components, by way of an aligning means on at least one of the reusable component and the disposable component, in said desired mating orientation with said liner interposed between said mating surfaces; and (5) removing said removable liner from between the aligned mating surfaces without disturbing said desired mating orientation, thereby adhesively mating said components to one another.
Claim 31
Independent Claim 160 words
A method of mating a reusable component to a disposable component to form an electrotransport agent delivery, device, comprising: (1) placing the agent to be delivered in the disposable component; (2) placing electronic circuitry, for performing at least one of (i) generating and (ii) controlling electric current applied by the device, in the reusable component; (3) placing a removable liner on at least one adhesive mating surface of said reusable and disposable components, said component mating surfaces being capable of adhering to one another in a plurality of orientations, at least one of which is a desired mating orientation; (4) aligning said components, by way of an aligning means on at least one of the reusable component and the disposable component, in said desired mating orientation with said liner interposed between said mating surfaces; and (5) removing said removable liner from between the aligned mating surfaces without disturbing said desired mating orientation, thereby adhesively mating said components to one another.
Claim 32
Dependent Claim 19 words
A method as recited in claim 28, further comprising mechanically connecting said components prior to removing said removable liner.
Claim 33
Dependent Claim 25 words
A method as recited in claim 29, wherein said step of mechanically connecting said components further provides electrical connection of electrodes to a power source.
Claim 34
Dependent Claim 32 words
A method as recited in claim 28, wherein said aligning further provides a function chosen from the group consisting of mechanically connecting said components, electrically connecting said components, and a combination thereof.
Claim 35
Dependent Claim 22 words
A method as recited in claim 28, further comprising folding a sheet of liner material onto itself, thereby forming said removable liner.
Claim 36
Dependent Claim 22 words
A method as recited in claim 32, further comprising providing said removable liner with access means whereby aligning means may pass therethrough.

References Cited (Backward Citations)

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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) 1998-08-28 1999-02-27 1999-08-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2002-08-28 2003-02-27 2003-08-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2006-08-28 2007-02-27 2007-08-29 $7700.00 Window Closed / Lapsed

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