US 12,138,224 B2
Interactive NGT system
Liron Elia, Kiryat-Ata (IL)
Assigned to ART MEDICAL Ltd., Netanya (IL)
Filed by ART MEDICAL Ltd., Netanya (IL)
Filed on Aug. 2, 2021, as Appl. No. 17/391,144.
Application 17/391,144 is a continuation of application No. 16/383,837, filed on Apr. 15, 2019, granted, now 11,077,029.
Application 16/383,837 is a continuation of application No. 15/477,194, filed on Apr. 3, 2017, granted, now 10,258,542, issued on Apr. 16, 2019.
Application 15/477,194 is a continuation of application No. 15/081,895, filed on Mar. 27, 2016, granted, now 9,610,227, issued on Apr. 4, 2017.
Application 15/081,895 is a continuation of application No. 12/529,549, granted, now 9,295,395, issued on Mar. 29, 2016, previously published as PCT/IL2008/000265, filed on Mar. 2, 2008.
Claims priority of provisional application 60/904,326, filed on Mar. 2, 2007.
Prior Publication US 2021/0353505 A1, Nov. 18, 2021
Int. Cl. A61M 31/00 (2006.01); A61B 5/00 (2006.01); A61B 5/01 (2006.01); A61B 5/03 (2006.01); A61B 5/0538 (2021.01); A61B 5/145 (2006.01); A61J 15/00 (2006.01); A61M 1/00 (2006.01)
CPC A61J 15/00 (2013.01) [A61B 5/0084 (2013.01); A61B 5/01 (2013.01); A61B 5/037 (2013.01); A61B 5/0538 (2013.01); A61B 5/14539 (2013.01); A61B 5/4233 (2013.01); A61B 5/4238 (2013.01); A61B 5/4836 (2013.01); A61J 15/0003 (2013.01); A61J 15/0073 (2013.01); A61J 15/0076 (2015.05); A61J 15/008 (2015.05); A61J 15/0084 (2015.05); A61J 15/0088 (2015.05); A61M 1/73 (2021.05); A61M 1/80 (2021.05); A61B 5/145 (2013.01); A61M 2205/3317 (2013.01); A61M 2205/3324 (2013.01); A61M 2205/3344 (2013.01); A61M 2205/3368 (2013.01); A61M 2210/1053 (2013.01)] 24 Claims
OG exemplary drawing
 
1. An NGT system, comprising:
i) a nasogastric tube (NGT) having a diameter and length configured to pass through an esophagus such that the lumen of the NGT maintain fluid communication with a portion of the digestive tract; and
ii) a sensor operatively associated with said NGT, said sensor is configured for directly contacting fluid within a body of a subject and/or for directly contacting tissue of the body of the subject, said sensor configured to sense from inside the body and transmit signals in response to one or both of:
conditions relating to nourishment states of the digestive tract; and
positioning of said NGT,
wherein the sensor is positioned along a mid portion of the NGT for contact with the esophagus during use,
wherein the sensor is configured for directly contacting fluid within the esophagus and/or for directly contacting tissues within the esophagus,
wherein the sensor comprises an impedance sensor.