The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 16, 2024

Filed:

Sep. 22, 2021
Applicant:

Relign Corporation, Campbell, CA (US);

Inventors:

Steffan Benamou, Morgan Hill, CA (US);

Michael D Walker, San Francisco, CA (US);

Aaron Germain, San Jose, CA (US);

Assignee:

Relign Corporation, Campbell, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/00 (2006.01); A61B 1/015 (2006.01); A61B 1/05 (2006.01); A61B 1/317 (2006.01); A61B 17/00 (2006.01); A61B 17/32 (2006.01); A61B 18/00 (2006.01); A61B 18/12 (2006.01); A61B 18/14 (2006.01); A61B 90/00 (2016.01); A61B 90/98 (2016.01); A61M 5/168 (2006.01);
U.S. Cl.
CPC ...
A61M 1/74 (2021.05); A61B 1/015 (2013.01); A61B 1/05 (2013.01); A61B 1/317 (2013.01); A61B 17/32002 (2013.01); A61B 18/14 (2013.01); A61B 18/148 (2013.01); A61B 18/149 (2013.01); A61B 90/03 (2016.02); A61B 90/98 (2016.02); A61M 1/73 (2021.05); A61M 1/77 (2021.05); A61B 2017/00022 (2013.01); A61B 2017/00039 (2013.01); A61B 2017/00115 (2013.01); A61B 2017/00119 (2013.01); A61B 2017/00398 (2013.01); A61B 2017/00464 (2013.01); A61B 2017/0088 (2013.01); A61B 2018/00577 (2013.01); A61B 2018/00589 (2013.01); A61B 2018/00601 (2013.01); A61B 2018/00744 (2013.01); A61B 2018/00791 (2013.01); A61B 18/1206 (2013.01); A61B 2090/032 (2016.02); A61B 2090/064 (2016.02); A61B 2090/067 (2016.02); A61B 2217/005 (2013.01); A61B 2217/007 (2013.01); A61B 2218/007 (2013.01); A61M 1/00 (2013.01); A61M 5/168 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3344 (2013.01);
Abstract

A fluid management system includes a pump connectable to a fluid source. An inflow line removably connects to a cannula for delivering a fluid flow from the pump into a surgical site, such as a joint cavity. A flow pressure sensor is coupled to measure flow pressure in the inflow line and produce a measured pressure value, A controller is connected to the pump and the flow pressure sensor, and the controller maintains a pressure set point by controlling a pump speed based on a backpressure-adjusted pressure value calculated by subtracting a backpressure value selected from a backpressure table from the measured pressure value. The BAPV is monitored to determine whether the BAPV deviates outside an initial BAPV range, and corrective measure are taken should such deviations occur.


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