US 12,011,602 B2
Wireless power for pessary device
Alfredo F. Gei, Houston, TX (US); David Esteban Paniagua Gonzalez, Houston, TX (US); and David Paniagua, Houston, TX (US)
Assigned to Obstetric Solutions LLC, Houston, TX (US)
Filed by Obstetric Solutions LLC
Filed on Oct. 1, 2020, as Appl. No. 17/061,444.
Application 17/061,444 is a continuation in part of application No. 16/444,279, filed on Jun. 18, 2019, granted, now 11,872,395.
Prior Publication US 2021/0016098 A1, Jan. 21, 2021
Int. Cl. A61N 1/372 (2006.01); A61B 5/00 (2006.01); A61B 5/01 (2006.01); A61B 5/11 (2006.01); A61B 5/145 (2006.01); A61F 2/00 (2006.01); A61F 6/08 (2006.01); A61K 31/57 (2006.01); A61N 1/05 (2006.01); A61N 1/36 (2006.01); A61N 1/378 (2006.01)
CPC A61N 1/37229 (2013.01) [A61F 2/005 (2013.01); A61F 6/08 (2013.01); A61N 1/3787 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
a pessary, comprising:
a first power transceiving structure attached to the pessary and configured to receive wireless power transmissions;
electrical circuitry coupled to the first power transceiving structure, the electrical circuitry configured to monitor conditions in a vicinity of the pessary indicative of a preterm birth of a fetus, and the electrical circuitry configured to receive power from the wireless power transmissions received by the first power transceiving structure; and
a ring, wherein upon final placement of the pessary within a vagina of a patient at least a portion of the ring is configured to contact at least a portion of the vagina,
wherein the ring comprises a first edge and a second edge and an outer surface between said first and second edges and an interior surface between said first and second edges, and
wherein the pessary further comprises:
a sleeve having a first edge and a second edge and an outer surface between said first and second edges of said sleeve and an interior surface between said first and second edges of said sleeve, said sleeve generally supported within said ring; and
an annular member having an outer edge and an inner edge, said outer edge of said annular member attached to the first edge of said ring and the inner edge of the annular member attached to the first edge of the sleeve supporting said sleeve within said ring, said annular member having a superior surface between the outer edge and inner edge of the annular member and an inferior surface opposite said superior surface,
wherein upon final placement of the pessary within the vagina at least a portion of the interior surface of said sleeve being configured to contact at least a portion of the cervix and at least a portion of the superior surface of the annular member and at least a portion of the outer surface of the ring being configured to contact at least a portion of the vagina, and
wherein the first power transceiving structure extends circumferentially between the first edge and the second edge of the ring around and spaced from the sleeve.