Patent ID: 11872352
Assignee: HAMAD MEDICAL CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. A method of securing a catheter device within a subject comprising the steps of:
inserting a first end of a catheter device through a urethra of a subject until the device reaches a urinary bladder of the subject, the catheter device comprising:
a dual lumen, wherein the dual lumen comprises a first lumen and a second lumen;
a drainage channel at a proximal end of the dual lumen, the drainage channel coupled to the first lumen;
an inflation/deflation channel at the proximal end of the dual lumen, the inflation/deflation channel coupled to the second lumen; and
a crescent shaped retention balloon, wherein the crescent shaped retention balloon is in fluid communication with the second lumen and resides fully within the dual lumen when the crescent shaped retention balloon is in a deflated and, when the crescent shaped retention balloon is in an inflated state, arcuately projects outward from the second lumen via a first arm and a second arm that curve towards the proximal end and are held out of contact from the dual lumen; and

inflating the crescent shaped retention balloon via the inflation/deflation channel and the second lumen when the crescent shaped retention balloon is within the urinary bladder of the subject, wherein distal tips of the first arm and the second arm of the crescent shaped retention balloon contact the urinary bladder and other portions of the crescent shaped retention balloon and held out of contact with the urinary bladder.