Apparatus for delivery of fluid to opthalmic surgical handpiece

• US 6,921,385 B2
• Filed: 08/05/2002
• Issued: 07/26/2005
• Est. Priority Date: 08/05/2002
• Status: Expired due to Term

• Current Assignee: Alcon Incorporated
• Original Assignee: Alcon Incorporated
• Inventors: Sussman, Glenn R., Madden, Sean C., Clements, Don A., Dimalanta, Ramon C., Darnell, Lawrence W.
• Primary Examiner(s): Hayes, Michael J.
• Application Number:
  US10/212,351
• Publication Number:
  US 20040024412A1
• Time in Patent Office: 1,086 Days
• Field of Search: 604/19, 604/22, 604/27, 604/48, 604/93.01, 604/131, 604/132, 604/140, 604/141, 604/147, 604/148, 604/151, 604/153, 604/244, 604/246, 604/256, 604/257, 604/403, 604/408, 604/410, 604/415, 606/107, 606/131, 606/159, 222/92, 222/94, 222/95, 222/206, 222/325
• US Class Current: 604/141
• CPC Class Codes: A61B 2018/044 the surgical action being effected by a circulating hot fluid
• CPC Class Codes: A61F 9/00736 Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments A61F9/008 takes precedence
• CPC Class Codes: A61M 2210/0612 Eyes
• CPC Class Codes: A61M 5/155 pressurised by gas introduced into the reservoir

Abstract

An apparatus for delivery of a surgical fluid to a surgical handpiece is disclosed. The apparatus generally includes a container and an adapter receiving one end of the container. The container holds the surgical fluid to be delivered to the handpiece. The adapter is for removably engaging a receptacle in a surgical console and for fluidly coupling with a source of pressurized fluid in a surgical console.

Claims

1. An apparatus for delivery of a surgical fluid to a surgical handpiece, comprising:

a container having first and second portions, said first portion made from a deformable material and having a closed end, an open end, an outer surface, and a first volume for receiving a surgical fluid for delivery to a surgical handpiece, said second portion made from a material more rigid than said deformable material and having a first end, a second end, an outer surface, an inner surface, and a second volume receiving said first portion, said first end having an outlet for delivery of said surgical fluid, said second end having an aperture for receiving a pressurized fluid between said outer surface of said first portion and said inner surface of said second portion; and

an adapter having an outer wall, a first open end, a second open end, and a transverse wall coupled to said outer wall and having first and second sides, said first end of said adapter receiving said second end of said second portion, said second side of said transverse wall having an area for removably engaging a source of said pressurized fluid so that said source of said pressurized fluid is in fluid communication with said aperture, and said second side of said transverse wall having a geometry for providing a binary signal indicative of a particular kind of said surgical fluid.

2. The apparatus of claim 1 wherein said area of said second side of said transverse wall is capable of being engaged by a lumen for providing said pressurized fluid.

3. The apparatus of claim 1 wherein said geometry comprises at least one raised surface.

4. The apparatus of claim 3 wherein said at least one raised surface has an arc length.

5. The apparatus of claim 3 wherein said geometry comprises a pattern of raised surfaces.

6. The apparatus of claim 5 wherein each of said raised surfaces has an arc length.

7. The apparatus of claim 1 wherein said first side of said transverse wall is sealingly engaged with said second end of said second portion.

8. The apparatus of claim 7 further comprising a gasket, and wherein said gasket is disposed between said second end of said second portion and said first side of said transverse wall.

9. The apparatus of claim 1 wherein said first portion is at least partially separable from said second portion when said surgical fluid is discharged from said first volume.

10. The apparatus of claim 1 further comprising:

a stopper disposed in said outlet of said second portion; and

tubing sealingly disposed within said stopper and in fluid communication with said first volume.

11. The apparatus of claim 1 wherein said outer wall of said adapter has a plurality of lugs for alignment and operative engagement with a receptacle in a surgical console.

12. The apparatus of claim 1 wherein said first side of said transverse wall defines a third volume between said transverse wall and said second end of said second portion, so that said source of said pressurized fluid is in fluid communication with said third volume.

13. A system for delivering a surgical fluid to a liquefracture handpiece, comprising:

a liquefracture handpiece having a pumping chamber;

a container having first and second portions, said first portion made from a deformable material and having a closed end, an open end, an outer surface, and a first volume for receiving a surgical fluid for delivery to a liquefracture handpiece, said second portion made from a material more rigid than said deformable material and having a first end, a second end, an outer surface, an inner surface, and a second volume receiving said first portion, said first end having an outlet for delivery of said surgical fluid, said second end having an aperture for receiving a pressurized fluid between said outer surface of said first portion and said inner surface of said second portion; and

an adapter having an outer wall, a first open end, a second open end, and a transverse wall coupled to said outer wall and having first and second sides, said first end of said adapter receiving said second end of said second portion, said second side of said transverse wall having an area for removably engaging a source of said pressurized fluid so that said source of said pressurized fluid is in fluid communication with said aperture;

a surgical console containing said source of said pressurized fluid and having a receptacle for removably receiving said adapter, said receptacle having a lumen for fluidly coupling said source of said pressurized fluid with said area of said second side of said transverse wall; and

tubing fluidly coupling said outlet of said second portion with said liquefracture handpiece;

whereby when said surgical console provides said pressurized fluid from said lumen, said pressurized fluid flows through said aperture and between said outer surface of said first portion and said inner surface of said second portion, and said surgical fluid is delivered to said pumping chamber by said tubing.

14. The system of claim 13 wherein said pressurized fluid is air.

15. The system of claim 13 wherein said second side of said transverse wall has a geometry for providing a binary signal indicative of a particular kind of said surgical fluid.

16. The system of claim 15 wherein said geometry comprises at least one raised surface.

17. The system of claim 15 wherein said receptacle comprises a plurality of sensors for operatively engaging said geometry for providing a binary signal indicative of a particular kind of said surgical fluid.

18. The system of claim 13 wherein said first side of said transverse wall is sealingly engaged with said second end of said second portion.

19. The system of claim 18 further comprising a gasket, and wherein said gasket is disposed between said second end of said second portion and said first side of said transverse wall.

20. The system of claim 13 wherein said outer wall of said adapter has a plurality of lugs for alignment and operative engagement with a plurality of slots in said receptacle.

21. The system of claim 20 wherein said lugs and slots cooperate to removably secure said adapter to said receptacle.

22. An apparatus for delivery of a surgical fluid to a surgical handpiece, comprising:

a container having first and second portions, said first portion made from a deformable material and having a closed end, an open end, an outer surface, and a first volume for receiving a surgical fluid for delivery to a surgical handpiece, said second portion made from a material more rigid than said deformable material and having a first end, a second end, an outer surface, an inner surface, and a second volume receiving said first portion, said first end having an outlet for delivery of said surgical fluid, said second end having an aperture for receiving a pressurized fluid between said outer surface of said first portion and said inner surface of said second portion; and

an adapter having an outer wall, a first open end, a second open end, and a transverse wall coupled to said outer wall and having first and second sides, said first end of said adapter receiving said second end of said second portion, said second side of said transverse wall having an area for removably engaging a source of said pressurized fluid so that said source of said pressurized fluid is in fluid communication with said aperture, and said outer wall of said adapter having a plurality of lugs for alignment and operative engagement with a receptacle in a surgical console.

23. An apparatus for delivery of a surgical fluid to a surgical handpiece, comprising:

a container having first and second portions, said first portion made from a deformable material and having a closed end, an open end, an outer surface, and a first volume for receiving a surgical fluid for delivery to a surgical handpiece, said second portion made from a material more rigid than said deformable material and having a first end, a second end, an outer surface, an inner surface, and a second volume receiving said first portion, said first end having an outlet for delivery of said surgical fluid, said second end having an aperture for receiving a pressurized fluid between said outer surface of said first portion and said inner surface of said second portion; and

an adapter having an outer wall, a first open end, a second open end, and a transverse wall coupled to said outer wall and having first and second sides, said first end of said adapter receiving said second end of said second portion, said second side of said transverse wall having an area for removably engaging a source of said pressurized fluid so that said source of said pressurized fluid is in fluid communication with said aperture, and said first side of said transverse wall defining a third volume between said transverse wall and said second end of said second portion, so that said source of said pressurized fluid is in fluid communication with said third volume.