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Inventor: Royce Johnson


Address: Universal City, TX
No. of patents: 15
Last patent issue date: 01/22/2013

NumberTitleIssue Date
8357188Localized liquid therapy and thermotherapy device
A device for directly applying thermotherapeutic liquid to an area upon the surface of an afflicted patient, and methods of use thereof, are described. In particular, a device for apply water-based liquid at a therapeutic temperature directly to an afflicted area in...
01/22/2013
8118920Multi-layered support system
In various embodiments, a support system includes a multi-layer cover sheet with a number of layers. In certain embodiments, a source to move air inside and outside the multi-layer cover sheet can be provided. The source can include a source of positive pressure or ...
02/21/2012
8096979Reduced pressure treatment system having a dual porosity pad
A wound closure system and method having a porous pad for providing a reduced pressure to a tissue site is disclosed. The porous pad comprises a porous material formed by spraying a chemical substance that cures to form the porous material which has a body and an ou...
01/17/2012
7947033Systems and methods for detection of wound fluid blood and application of phototherapy in conjunction with reduced pressure wound treatment system
Wound fluid blood detection systems and methods are described that are operable in conjunction with reduced pressure wound treatment (RPWT) systems, as well as ancillary therapy and monitoring systems applied concurrently with RPWT systems. The blood detection monit...
05/24/2011
7914611Multi-layered support system
In various embodiments, a support system includes a multi-layer cover sheet with a number of layers. In certain embodiments, a source to move air inside and outside the multi-layer cover sheet can be provided. The source can include a source of positive pressure or ...
03/29/2011
7758554Reduced pressure treatment system having a dual porosity pad
A wound closure apparatus having a porous pad adapted to be fluidly connected to a vacuum pump. The pad is placed over or within a tissue site, and the vacuum pump may be activated to draw air and exudates from the tissue site. The pad contains multiple pore sizes t...
07/20/2010
7722582Wound therapy device
A wound closure apparatus having a housing that contains a vacuum pump and a chamber for holding a disposable wound fluid collection canister. The canister resides within the chamber and connects at an outlet with the vacuum pump at an inlet with a porous wound pad....
05/25/2010
7666134System and method for transplantation of dermal tissue
A dermal tissue transplantation system combining a tissue particle harvester, a tissue particle collector, and a chambered dressing. The system provides a harvester capable of harvesting tissue from a donor site on the order of about 100 microns. The integrated tiss...
02/23/2010
7524286System for combined transcutaneous blood gas monitoring and negative pressure wound treatment
A method and apparatus for the transcutaneous monitoring of blood gases generally comprises a blood gas data acquisition device, a vacuum source and a blood gas transducer unit. The blood gas transducer unit is adapted for application to a patient's skin and adminis...
04/28/2009
7422576Localized liquid therapy and thermotherapy device
A device for directly applying thermotherapeutic liquid to an area upon the surface of an afflicted patient, and methods of use thereof, are described. In particular a device for applying water-based liquid at a therapeutic temperature directly to an afflicted area ...
09/09/2008
7070584Biocompatible wound dressing
A biocompatible wound dressing comprised of a pad for insertion substantially into a wound site and a wound drape for sealing enclosure of the foam pad at the wound site. The pad, comprised of a foam or other like material having relatively few open cells in contact...
07/04/2006
6878119Method for reducing artifacts in a spatial measurement
A method for artifact reduction in sonomicrometer obtained intracranial pressure measurements generally comprises isolating a component of a sonomicrometer waveform attributable solely to changes in intracranial volume by using a neural network or other nonlinear en...
04/12/2005
6856821System for combined transcutaneous blood gas monitoring and vacuum assisted wound closure
A method and apparatus for the transcutaneous monitoring of blood gases generally comprises a blood gas data acquisition device, a vacuum source and a blood gas transducer unit. The blood gas transducer unit is adapted for application to a patient's skin and adminis...
02/15/2005
6695823Wound therapy device
A wound closure apparatus having a housing that contains a vacuum pump and a chamber for holding a disposable wound fluid collection canister. The canister resides within the chamber and connects at an outlet with the vacuum pump at an inlet with a porous...
02/24/2004
6682491Method for artifact reduction in intracranial pressure measurements
A method for artifact reduction in sonomicrometer obtained intracranial pressure measurements generally comprises isolating a component of a sonomicrometer waveform attributable solely to changes in intracranial volume by using a neural network or other n...
01/27/2004
 
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