US 12,357,228 B2
Vacuum dressing with atmospheric control feedback
Barry N. Gellman, Ann Arbor, MI (US); Allen B. Kantrowitz, Ann Arbor, MI (US); and Kurt A. Dasse, Ann Arbor, MI (US)
Assigned to Cardiac Assist Holdings, LLC, Ann Arbor, MI (US)
Filed by Cardiac Assist Holdings, LLC, Ann Arbor, MI (US)
Filed on May 16, 2022, as Appl. No. 17/744,815.
Application 17/744,815 is a continuation in part of application No. PCT/US2020/060673, filed on Nov. 16, 2020.
Claims priority of provisional application 62/935,680, filed on Nov. 15, 2019.
Prior Publication US 2022/0273230 A1, Sep. 1, 2022
Int. Cl. A61B 5/00 (2006.01); A61B 5/0531 (2021.01); A61F 13/05 (2024.01); A61M 1/00 (2006.01); A61B 5/01 (2006.01)
CPC A61B 5/445 (2013.01) [A61B 5/0531 (2013.01); A61B 5/4836 (2013.01); A61B 5/6834 (2013.01); A61F 13/05 (2024.01); A61M 1/95 (2021.05); A61B 5/015 (2013.01); A61B 2562/029 (2013.01); A61M 2205/3553 (2013.01); A61M 2205/50 (2013.01); A61M 2205/8206 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A system for monitoring an environmental condition of a wound on a patient's skin comprising:
an inlet for a vacuum source in communication with the wound;
a vacuum seal surrounding the wound on the patient's skin;
an observation window to assess the condition of the wound without disturbing the vacuum seal;
one or more sensors for measuring parameters that correlate to a degree of wound healing or infection;
at least one of an air filter in fluid communication with the wound; and
wherein said one or more sensors are incorporated into the design of a percutaneous skin access device (PAD), a bone anchor, a wound dressing, or a bandage.