US 12,329,919 B2
Intravenous catheter lock
Michael Albus, Jacksonville, FL (US); and Kara J. Bragg, Saint Johns, FL (US)
Assigned to Mayo Foundation for Medical Education and Research, Rochester, MN (US)
Filed by Mayo Foundation for Medical Education and Research, Rochester, MN (US)
Filed on Sep. 21, 2021, as Appl. No. 17/480,726.
Claims priority of provisional application 63/086,324, filed on Oct. 1, 2020.
Prior Publication US 2022/0105317 A1, Apr. 7, 2022
Int. Cl. A61M 25/06 (2006.01)
CPC A61M 25/0625 (2013.01) [A61M 25/0606 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A catheter lock system comprising:
a clamshell housing comprising a body and a cover pivotably connected via a hinged axis;
one or more interlocking tabs of the body protruding perpendicularly from an inside surface of the body, each interlocking tab of the one or more interlocking tabs having a hook feature;
compatible interlocking tabs of the cover configured to releasably engage with the interlocking tabs of the body;
a key with one or more protrusions arranged along a shaft of the key, the one or more protrusions arranged along a circumference of the shaft of the key at an angle; and
one or more lock disc cams comprising one or more openings, each lock disc cam of the one or more lock disc cams comprising a cam feature,
wherein a rotation of the key is operable to cause the interlocking tabs of the body to release from the compatible interlocking tabs of the cover using each of the one or more protrusions of the key, and
wherein each lock disc cam is rotatable before fitting the catheter lock system with the key and not rotatable after fitting the catheter lock system with the key.