Patents
US 12569892 B2: Methods and compositions for decontaminating PD catheters
- Granted
- 2026-03-10
- Filed
- 2023-06-26 application 18214182
- Type
- Utility · 22 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A method of performing peritoneal dialysis (PD), the method comprising: delivering a PD fluid to the peritoneal cavity of a patient through a PD catheter; dwelling the PD fluid within the peritoneal cavity; and while dwelling the PD fluid, removing a biofilm from the PD catheter wall using a biofilm removing solution. The biofilm removing solution comprises: sodium citrate dihydrate; citric acid anhydrous; sodium lauryl sulfate; and water. In another aspect, a method for decontaminating a peritoneal dialysis (PD) catheter and removing a biofilm from the PD catheter and a transfer set, the method comprising: providing a biofilm removing solution; transferring the biofilm removing solution into a syringe; connecting the syringe to a transfer set of the PD catheter; and filling the transfer set and the PD catheter with the biofilm removing solution.
Source: PTBLXML, file of 2026-03-10 (ipgb20260310.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| BAXTER INTERNATIONAL INC. 1,112 patents | US company or organization | Deerfield, IL | BAXTER INTERNATIONAL INC SEC filer EXACT medium confidence: identical full name, one of each nationally | PTBLXML, file of 2026-03-10 |
| BAXTER HEALTHCARE SA 1,060 patents | Foreign company or organization | Glattpark, CH | PTBLXML, file of 2026-03-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Garrick Lawrence Maenle | Arlington Heights, IL | PTBLXML, file of 2026-03-10 | ||
| Robert Radford | Evanston, IL | PTBLXML, file of 2026-03-10 | ||
| Cristian Adolfo Menzel Bueno | Gurnee, IL | PTBLXML, file of 2026-03-10 | ||
| Mark Edward Pasmore | Grayslake, IL | PTBLXML, file of 2026-03-10 | ||
| Shawn Collin Oppegard | Fox River Grove, IL | 7 | PTBLXML, file of 2026-03-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B08B | Cleaning in general; prevention of fouling in general | B08B9/0321 | PTBLXML, file of 2026-03-10 |
| A61M | Devices for introducing media into, or onto, the body ; devices for transducing body media or for taking media from the body ; devices for producing or ending sleep or stupor | A61M1/285 | PTBLXML, file of 2026-03-10 |
| C11D | Detergent compositions; use of single substances as detergents; soap or soap-making; resin soaps; recovery of glycerol | C11D1/37 | PTBLXML, file of 2026-03-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2025-10-31 | Assignment Assignment of assignor's interest | BAXTER INTERNATIONAL INC. signed 2025-07-23 | VANTIVE US HEALTHCARE LLC DEERFIELD, IL | 74046/877 | PASDL, file of 2026-10-15 |
| 2025-10-31 | Assignment Assignment of assignor's interest | BAXTER HEALTHCARE SA signed 2024-02-01 | VANTIVE HEALTH GMBH GLATTPARK (OPFIKON) | 73433/234 | PASDL, file of 2026-10-15 |
| 2025-01-31 | Security interest Security interest Security interest | VANTIVE US HEALTHCARE LLC signed 2025-01-31 GAMBRO RENAL PRODUCTS, INC. signed 2025-01-31 | ARES CAPITAL CORPORATION NEW YORK, NY | 70076/701 | PASDL, file of 2026-10-15 |
| 2023-09-20 | Assignment Assignment of assignor's interest | MAENLE, GARRICK LAWRENCE signed 2023-06-26 RADFORD, ROBERT signed 2023-06-26 BUENO, CRISTIAN ADOLFO MENZEL signed 2023-06-26 PASMORE, MARK EDWARD signed 2023-06-26 OPPEGARD, SHAWN COLLIN signed 2023-06-26 | BAXTER INTERNATIONAL INC. DEERFIELD, IL BAXTER HEALTHCARE SA GLATTPARK (OPFIKON) | 64963/340 | PASDL, file of 2026-10-15 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.