1
Vincent L Vaillancourt: Treating hydrophobic filters to render them hydrophilic. Manresa, Ralph R Roberts, June 25, 1985: US04525374 (513 worldwide citation)

A method is described for coating a hydrophobic filter membrane so as to render said membrane hydrophilic. This method is particularly for treating polypropylene or polytetrafluoroethylene in which the filter membrane is contemplated to have a pore size not larger than two (2) microns. The treating ...


2
Vincent L Vaillancourt: Closed system connector assembly. Francis C Hand, June 16, 1992: US05122123 (273 worldwide citation)

The closed system connector assembly is formed with a male connector and a female connector. Both connectors have rubber membranes which can be pierced by a hollow needle disposed within the female connector. In some embodiments, the membrane of the female connector is mounted on a collapsible tube ...


3
Vincent L Vaillancourt: Post-injection needle sheath. Ralph R Roberts, February 16, 1988: US04725267 (259 worldwide citation)

A post-injection needle sheath for enclosing the sharpened end of a needle used with a syringe is shown with and without spring actuation. This sheath is initially in a compact and secured condition on the needle hub and has a substantial portion of the needle exposed for insertion into a patient or ...


4
Vincent L Vaillancourt: Closed system catheter with guide wire. Manresa, Ralph R Roberts, June 25, 1985: US04525157 (249 worldwide citation)

A catheter system is provided for the introduction and placement of a flexible catheter into the lumen of an artery or vein. A guide wire is provided and is kept in a sterile condition within a flexible bag-like enclosure attached to the hub of a needle. The needle cannula is hollow and is sharpened ...


5
Vincent L Vaillancourt: Vascular access implant needle patch. Kenyon & Kenyon, February 24, 1987: US04645495 (240 worldwide citation)

The needle patch has a Huber needle which is encased between a pair of flexible transparent discs. The needle has a depending angled portion which extends through an aperture in the lower disc for insertion in an implanted vascular access device. The lower disc also has an adhesive layer for securem ...


6
Vincent L Vaillancourt: Sterile connection device. Manresa, Ralph R Roberts, April 16, 1985: US04511359 (239 worldwide citation)

This invention shows a sterile connection device as made in several embodiments but with a common purpose in which a protector may be pierced, penetrated or opened by pressurized fluid flow by means carried on a influent connector member but with the withdrawal of this means the protector is closed ...


7
Vincent L Vaillancourt: Catheter insertion assembly. October 9, 1990: US04961729 (203 worldwide citation)

The catheter insertion assembly employs an aperture in the wall of the needle near the distal and to communicate with an annular flashback chamber between the needle and the surrounding catheter or a surrounding dilator. The needle may be hollow throughout for passage of a guide wire or may be plugg ...


8
Vincent L Vaillancourt: Protected needle assembly. McAulay Fisher Nissen Goldberg & Kiel, January 7, 1997: US05591138 (181 worldwide citation)

The protected needle assembly is provided with various enhancements for improved use. In one embodiment, a V-shaped slot is provided at the rear of the guide slot so that the retractable sheath can be locked in a retracted position. In another embodiment, a cam surface is provided at the front of th ...


9
Vincent L Vaillancourt: Extension set for drug delivery. The Telescope Folding Furniture Co, Kenyon & Kenyon, April 29, 1986: US04585435 (140 worldwide citation)

The extension set has two lumen for conveying an intravenous liquid and a drug through a common connector to a catheter for direct infusion of the drug to a patient. The lumen are connected in common to the connector or may be separated by a partition wall. In other embodiments, the drug carrying lu ...


10
Vincent L Vaillancourt: Sterile connector with movable connection member. Manresa, Ralph R Roberts, October 14, 1986: US04617012 (138 worldwide citation)

This connection apparatus shows two arrangements for receiving a connector assembly of effluent and influent halves, with this apparatus providing for the transfer and alignment of the connected halves. These assembled halves are brought to the apparatus and the halves are manipulated to effect sepa ...