Patents by Inventor Richard C. Dowdy
Richard C. Dowdy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7878202Abstract: A respiratory suction catheter assembly includes a manifold supporting a rotatable swivel member for engagement with an endotracheal tube, and a seal support body disposed on a boss of the manifold opposite the part supporting the swivel for supporting a catheter tube seal and a porous filter for filtering air flowing into and out of a flexible elongated sheath enclosing the catheter tube. The sheath includes opposed tapered ends secured to the seal support body and to a boss on a suction control valve housing. The valve housing supports a tapered plug closure member engageable with a resilient actuator and a slide-lock member. Certain components, including the sheath, the seal support body, the filter, the catheter tube seal and the catheter tube may be treated with an anti-microbial agent.Type: GrantFiled: May 23, 2006Date of Patent: February 1, 2011Assignee: Egret Medical Products, Inc.Inventors: Stephen A. Anderson, Richard C. Dowdy
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Patent number: 7775206Abstract: A suction catheter assembly, particularly adapted for neonatal use includes a distal manifold body including a rotatable connector for connection to an endotracheal tube, a ventilating port member and an ancillary catheter receiving port member. The manifold body is rotatably joined to a catheter tube seal housing. The seal housing includes an irrigation port member. A catheter tube wiper seal and a filter member are disposed in the seal housing which is joined to a suction control valve assembly by an elongated flexible sheath defining an enclosed space through which the catheter tube extends between the valve assembly and the manifold. A resilient closure member actuator and slide lock member are engageable with a closure member of the valve assembly.Type: GrantFiled: June 1, 2006Date of Patent: August 17, 2010Assignee: Egret Medical Products, Inc.Inventors: Stephen A. Anderson, Richard C. Dowdy
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Publication number: 20070282250Abstract: A suction catheter assembly, particularly adapted for neonatal use includes a distal manifold body including a rotatable connector for connection to an endotracheal tube, a ventilating port member and an ancillary catheter receiving port member. The manifold body is rotatably joined to a catheter tube seal housing. The seal housing includes an irrigation port member. A catheter tube wiper seal and a filter member are disposed in the seal housing which is joined to a suction control valve assembly by an elongated flexible sheath defining an enclosed space through which the catheter tube extends between the valve assembly and the manifold. A resilient closure member actuator and slide lock member are engageable with a closure member of the valve assembly.Type: ApplicationFiled: June 1, 2006Publication date: December 6, 2007Applicant: EGRET MEDICAL PRODUCTS, INC.Inventors: Stephen A. Anderson, Richard C. Dowdy
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Patent number: 7188623Abstract: A respiratory suction catheter assembly includes a manifold supporting a rotatable swivel member for engagement with an endotracheal tube, and a seal support body disposed on a boss of the manifold opposite the part supporting the swivel for supporting a catheter tube seal and a porous filter for filtering air flowing into and out of a flexible elongated sheath enclosing the catheter tube. The sheath includes opposed tapered ends secured to the seal support body and to a boss on a suction control valve housing. The valve housing supports a tapered plug closure member engageable with a resilient actuator and a slide-lock member. Certain components, including the sheath, the seal support body, the filter, the catheter tube seal and the catheter tube may be treated with an anti-microbial agent.Type: GrantFiled: July 6, 2005Date of Patent: March 13, 2007Assignee: Egret Medical Products, Inc.Inventors: Stephen A. Anderson, Richard C. Dowdy
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Patent number: 6314959Abstract: A surgical drape and surgical drape kit are provided for engaging a hook fastener to fasten the surgical drape to an object. The surgical drape includes a fabric including a nonwoven layer, the nonwoven layer having a surface including a plurality of strands. The strands are arranged on the surface with a plurality of bonds spaced about the surface and a plurality of loops extending between the bonds, the loops being engageable with the hook fastener for fastening the surgical drape to the object. The surgical drape kit may also includes a plurality of surgical drapes for use together during a surgical procedure, the loops being engageable with the hook fastener for fastening the surgical drape together.Type: GrantFiled: May 2, 2000Date of Patent: November 13, 2001Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Henry L. Griesbach, Richard C. Dowdy, Gregory S. Hafer
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Patent number: 6216700Abstract: A surgical drape and surgical drape kit are provided for engaging a hook fastener to fasten the surgical drape to an object. The surgical drape includes a fabric including a nonwoven layer, the nonwoven layer having a surface including a plurality of strands. The strands are arranged on the surface with a plurality of bonds spaced about the surface and a plurality of loops extending between the bonds, the loops being engageable with the hook fastener for fastening the surgical drape to the object. The surgical drape kit may also include a plurality of surgical drapes for use together during a surgical procedure, the loops being engageable with the hook fastener for fastening the surgical drapes together.Type: GrantFiled: February 1, 2000Date of Patent: April 17, 2001Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Henry L. Griesbach, Richard C. Dowdy, Gregory S. Hafer
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Patent number: 6165625Abstract: Improved instrument pad surgical drape for use during surgical procedures is disclosed which is resistant to melting caused by high intensity light generated from sources such as fiberoptic illumination systems. The instrument pad and drape comprise an infrared energy reflective film/foam laminate that may also have a high coefficient of friction which is useful for retaining surgical instruments in place and preventing them from slipping off the pad during a surgical procedure.Type: GrantFiled: December 19, 1996Date of Patent: December 26, 2000Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Jay R. Sommers, Richard C. Dowdy, Hilary Walker, D. Mark Foreste
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Patent number: 6055987Abstract: A surgical drape and surgical drape kit are provided for engaging a hook fastener to fasten the surgical drape to an object. The surgical drape comprises a fabric including a nonwoven layer, the nonwoven layer having a surface including a plurality of strands. The strands are arranged on the surface with a plurality of bonds spaced about the surface and a plurality of loops extending between the bonds, the loops being engageable with the hook fastener for fastening the surgical drape to the object. The surgical drape kit may also comprise a plurality of surgical drapes for use together during a surgical procedure, the loops being engageable with the hook fastener for fastening the surgical drapes together.Type: GrantFiled: December 31, 1997Date of Patent: May 2, 2000Assignee: Kimberly-Clark Wordwide, Inc.Inventors: Henry L. Griesbach, Richard C. Dowdy, Gregory S. Hafer
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Patent number: 5975082Abstract: A tear-away surgical drape is provided by the present invention. The drape has a fluid absorbent pad attached to the upper surface of an underlying base sheet. The drape has an opening, or fenestration, therein through which the operation is to be performed. The absorbent pad has a score line in it which extends from an edge of the pad to the fenestration so that it, like the tear-away material forming the base sheet, may be easily torn away after surgery. The present drape is particularly useful when it is necessary to leave a tube, catheter, or other apparatus attached o the patient after the surgery. The tear-away aspects of the drape allow it to be removed without disturbing the attached apparatus.Type: GrantFiled: July 28, 1997Date of Patent: November 2, 1999Assignee: Kimberly-Clark Worldwide, Inc.Inventor: Richard C. Dowdy
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Patent number: 5074316Abstract: A surgical drape for use in surgical procedures such as those wherein a catheter is inserted within a vein or artery of a patient. The drape includes a base sheet, for covering portions of the patient, that includes a fenestration and at least one tab portion that provides a member to which a catheter, inserted in a vein or artery of a patient, can be removably coupled during the surgical procedure. The drape further includes a pleated sheet portion so constructed and arranged so as to drape along the patient's arm near the operative site. In an embodiment, the drape includes an instrument pouch. The instrument pouch can be removably secured to the drape near the operative site. The pouch includes means for removably receiving surgical tools and positioning catheters used during the surgical procedure with respect to the drape. Preferably, the pouch is substantially transparent.Type: GrantFiled: July 18, 1991Date of Patent: December 24, 1991Assignee: Baxter International Inc.Inventor: Richard C. Dowdy
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Patent number: 5042507Abstract: A surgical drape including a fluid collection trough integrally formed therein. In an embodiment, the fluid collection trough is positioned to fit between a patient's head and a wrist rest positioned about the head. The drape preferably includes a head covering portion incorporating the collection trough that preferably is made of a translucent plastic film so as to permit viewing of a patient's head. The trough preferably is contoured to include a lower portion in which fluid collects.Type: GrantFiled: February 21, 1990Date of Patent: August 27, 1991Assignee: Baxter International Inc.Inventor: Richard C. Dowdy
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Patent number: 5038798Abstract: A surgical ophthalmic drape which is a complete draping system and provides a sterile field and fluid control. The ophthalmic drape includes a main sheet and a fluid pouch. The fluid pouch has a fenestration which is smaller than the main sheet fenestration. The adhesive layer on the bottom of the fluid pouch both secures the pouch to the main sheet and also secures the drape assembly to the patient. The pouch is a folded piece of fluid impervious material with a sealed edge on three sides.Type: GrantFiled: August 23, 1990Date of Patent: August 13, 1991Assignee: Baxter International Inc.Inventors: Richard C. Dowdy, Susan Birch
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Patent number: RE34512Abstract: A surgical ophthalmic drape which is a complete draping system and provides a sterile field and fluid control. The ophthalmic drape includes a main sheet and a fluid pouch. The fluid pouch has a fenestration which is smaller than the main sheet fenestration. The adhesive layer on the bottom of the fluid pouch both secures the pouch to the main sheet and also secures the drape assembly to the patient. The pouch is a folded piece of fluid impervious material with a sealed edge on three sides.Type: GrantFiled: August 26, 1993Date of Patent: January 18, 1994Assignee: Baxter International Inc.Inventors: Richard C. Dowdy, Susan Harley