Hybrid blood and peritoneal dialysis treatment systems and methods

• US 10,434,237 B2
• Filed: 11/16/2016
• Issued: 10/08/2019
• Est. Priority Date: 07/05/2007
• Status: Active Grant

• Current Assignee: Baxter Healthcare SA (Baxter International Inc.), Baxter International Inc.
• Original Assignee: Baxter International Inc.
• Inventors: Cicchello, Gino, Bernard, Christian, Childers, Robert W., Simiele, Anthony
• Primary Examiner(s): Bass, Dirk R
• Application Number:
  US15/353,077
• Publication Number:
  US 20170065759A1
• Time in Patent Office: 1,056 Days
• Field of Search: 210645, 210646, 210109, 210143, 2101952, 210741, 604 4, 604 5, 604 34
• CPC Class Codes: A61M 1/153 the cassette being adapted for heating or cooling the treating fluid, e.g. the dialysate or the treating gas
• CPC Class Codes: A61M 1/154 with sensing means or components thereof
• CPC Class Codes: A61M 1/155 with treatment-fluid pumping means or components thereof
• CPC Class Codes: A61M 1/1561 at least one cassette surface or portion thereof being flexible, e.g. the cassette having a rigid base portion with preformed channels and being covered with a foil
• CPC Class Codes: A61M 1/15625 the reservoirs acting as balance chambers
• CPC Class Codes: A61M 1/1565 Details of valves
• CPC Class Codes: A61M 1/159 specially adapted for peritoneal dialysis
• CPC Class Codes: A61M 1/16 with membranes
• CPC Class Codes: A61M 1/1601 Control or regulation
• CPC Class Codes: A61M 1/1603 Regulation parameters
• CPC Class Codes: A61M 1/1611 Weight of the patient
• CPC Class Codes: A61M 1/1639 linked by membranes
• CPC Class Codes: A61M 1/168 Sterilisation or cleaning before or after use
• CPC Class Codes: A61M 1/1682 both machine and membrane module, i.e. also the module blood side
• CPC Class Codes: A61M 1/1686 by heat
• CPC Class Codes: A61M 1/1688 with recirculation of the sterilising fluid
• CPC Class Codes: A61M 1/169 using chemical substances
• CPC Class Codes: A61M 1/1694 with recirculating dialysing liquid
• CPC Class Codes: A61M 1/1696 with dialysate regeneration
• CPC Class Codes: A61M 1/28 Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
• CPC Class Codes: A61M 1/282 : Operational modes
• CPC Class Codes: A61M 1/284 : Continuous flow peritoneal dialysis [CFPD]
• CPC Class Codes: A61M 1/288 : Priming priming in extracorporeal blood circuits A61M1/3643
• CPC Class Codes: A61M 1/30 : Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
• CPC Class Codes: A61M 1/34 : Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
• CPC Class Codes: A61M 1/3417 : using distinct filters for dialysis and ultra-filtration
• CPC Class Codes: A61M 1/3427 : back through the membrane, e.g. by inverted trans-membrane pressure [TMP]
• CPC Class Codes: A61M 1/3431 : upstream of the filter
• CPC Class Codes: A61M 1/3437 : downstream of the filter, e.g. post-dilution with filtrate
• CPC Class Codes: A61M 1/3444 : in which the collected ultra-filtrate expels an equal volume of substitution fluid from a reservoir
• CPC Class Codes: A61M 1/36224 : with sensing means or components thereof
• CPC Class Codes: A61M 1/36225 : with blood pumping means or components thereof
• CPC Class Codes: A61M 1/362262 : Details of incorporated reservoirs
• CPC Class Codes: A61M 1/362265 : Details of valves
• CPC Class Codes: A61M 2205/12 : with interchangeable cassettes forming partially or totally the fluid circuit
• CPC Class Codes: A61M 2205/128 : with incorporated valves
• CPC Class Codes: A61M 2205/3331 : Pressure; Flow
• CPC Class Codes: A61M 2205/3344 : Measuring or controlling pressure at the body treatment site
• CPC Class Codes: A61M 2205/3368 : Temperature
• CPC Class Codes: A61M 2205/3379 : Masses, volumes, levels of fluids in reservoirs, flow rates
• CPC Class Codes: A61M 2205/50 : with microprocessors or computers
• CPC Class Codes: A61M 2205/502 : User interfaces, e.g. screens or keyboards
• CPC Class Codes: A61M 2210/1017 : Peritoneal cavity
• CPC Class Codes: A61M 60/279 : Peristaltic pumps, e.g. roller pumps
• CPC Class Codes: G16H 20/40 : relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture

Abstract

A dialysis system includes a fluid line fluidly communicating with a fluid source, a peritoneal dialysis configured to be placed in fluid communication with the fluid line, the peritoneal dialysis including a first user interface and a first control unit, the first user interface configured to receive first user inputs related to a peritoneal dialysis treatment, the first control configured to operate the peritoneal dialysis in accordance with the first user inputs to perform the peritoneal dialysis treatment, and a blood treatment configured to be placed in fluid communication with the fluid line, the blood treatment including a second user interface and a second control unit, the second user interface configured to receive second user inputs related to a blood treatment, the second control configured to operate the blood treatment in accordance with the second user inputs to perform the blood treatment.

Claims

1. A dialysis system comprising:

a dialysis fluid supply in fluid communication with at least one source of fluid;

at least one additive;

a peritoneal dialysis cassette configured to be placed in fluid communication with the dialysis fluid supply, the peritoneal dialysis cassette including a first fluid pumping portion configured to pump fluid received via the dialysis fluid supply for a peritoneal dialysis treatment, wherein the at least one additive is caused under computer control to be added to the fluid received from the at least one source of fluid and operate the peritoneal dialysis cassette to perform the peritoneal dialysis treatment using the fluid from the at least one source mixed with the at least one additive; and

a blood treatment cassette separate from the peritoneal dialysis cassette and configured to be placed in fluid communication with the dialysis fluid supply, the blood treatment cassette including a second fluid pumping portion configured to pump fluid received via the dialysis fluid supply for a blood treatment, wherein the blood treatment cassette is caused under different computer control to perform the blood treatment,

wherein the dialysis fluid supply interchangeably fluidly communicates each of the peritoneal dialysis cassette and the blood treatment cassette with the at least one source of fluid.

2. The dialysis system of claim 1, wherein the peritoneal dialysis cassette includes a first disposable cassette and the blood treatment cassette includes a second disposable cassette.

3. The dialysis system of claim 1, wherein the at least one source of fluid includes a source of dialysis fluid.

4. The dialysis system of claim 1, wherein the at least one source of fluid includes an online source of fluid.

5. The dialysis system of claim 1, further comprising a user interface operable with the blood treatment cassette and configured to display at least one of:

(i) blood pressure readings;

(ii) blood temperature readings;

or (iii) transmembrane pressure.

6. The dialysis system of claim 1, wherein the computer control includes recalling patient identification information stored on a data storage device or data network.

7. The dialysis system of claim 1, wherein the computer control includes recalling last therapy information stored on a data storage device or data network.

8. The dialysis system of claim 1, further comprising a user interface operable with the peritoneal dialysis cassette and operated to display a peritoneal dialysis setup procedure prior to the computer control operating the peritoneal dialysis cassette to perform the peritoneal dialysis treatment.

9. The dialysis system of claim 1, further comprising a user interface operable with the blood treatment cassette and operated to display a blood treatment setup procedure prior to the different computer control operating the blood treatment unit to perform the blood treatment.

21. The dialysis system of claim 1, wherein the additive includes electrolytes.

22. The dialysis system of claim 1, wherein the additive includes bicarbonate.

23. The dialysis system of claim 1, wherein the additive alters the pH of the fluid received from the at least one source of fluid.

10. A dialysis system comprising:

a dialysis fluid supply in fluid communication with at least one source of fluid;

a blood treatment cassette including at least one first pumping portion configured to pump fluid received via the dialysis fluid supply for a blood treatment;

a peritoneal dialysis cassette including at least one second fluid pumping portion configured to pump fluid received via the dialysis fluid supply for a peritoneal dialysis treatment, wherein the dialysis fluid supply is configured to place each of the blood treatment cassette and the peritoneal dialysis cassette interchangeably in fluid communication with the at least one source of fluid,

wherein the blood treatment is performed using the at least one first pumping portion of the blood treatment cassette and the dialysis fluid supply without using the at least one second fluid pumping portion of the peritoneal dialysis cassette, and the peritoneal dialysis treatment is performed using the at least one second fluid pumping portion of the peritoneal dialysis cassette and the dialysis fluid supply without using the at least one first pumping portion of the blood treatment cassette.

11. The dialysis system of claim 10, wherein the peritoneal dialysis cassette includes a first disposable cassette and the blood treatment cassette includes a second disposable cassette.

12. The dialysis system of claim 10, wherein the blood treatment cassette and the peritoneal dialysis cassette are each operated under separate computer control.

13. The dialysis system of claim 12, wherein the blood treatment computer control and the peritoneal dialysis computer control are each configured to cause a chemical to be added to fluid from the at least one source of fluid to prepare dialysis fluid respectively for the blood treatment or the peritoneal dialysis treatment.

14. The dialysis system of claim 13, wherein the chemical includes electrolytes.

15. The dialysis system of claim 10, wherein the at least one source of fluid includes an online source of fluid.

16. A dialysis system comprising:

a cleansing device configured to cleanse dialysis fluid to be used in a peritoneal dialysis treatment or a blood treatment;

an additive;

a peritoneal dialysis cassette configured to be placed in fluid communication with the cleansing device, add the additive to fluid received from the cleansing device, and perform the peritoneal dialysis treatment for a patient using cleansed peritoneal fluid combined with the additive, the peritoneal dialysis cassette including a first fluid pumping portion configured to pump fluid received from the cleansing device for the peritoneal dialysis treatment; and

a blood treatment cassette configured to be placed in fluid communication with the cleansing device and perform a blood treatment for the patient using cleansed blood treatment dialyzer fluid, the blood treatment cassette including a second fluid pumping portion configured to pump fluid received from the cleansing device for the blood treatment,

wherein the cleansing device interchangeably fluidly communicates with each of the peritoneal dialysis cassette and the blood treatment cassette.

17. The dialysis system of claim 16, wherein the peritoneal dialysis cassette includes a first disposable cassette and the blood treatment cassette includes a second disposable cassette.

18. The dialysis system of claim 16, wherein the cleansing device includes a sorbent and/or carbon filled cartridge that removes at least some waste from used dialysis fluid.

19. The dialysis system of claim 16, wherein the cleansing device is configured to add a chemical to the fluid to prepare the fluid to be used in the peritoneal dialysis treatment or the blood treatment.

20. The dialysis system of claim 19, wherein the chemical includes electrolytes.

24. A dialysis system comprising:

a dialysis fluid supply in fluid communication with at least one source of fluid;

a peritoneal dialysis cassette configured to be placed in fluid communication with the dialysis fluid supply, the peritoneal dialysis cassette including a first fluid pumping portion configured to pump fluid received via the dialysis fluid supply for a peritoneal dialysis treatment, the peritoneal dialysis cassette configured to perform the peritoneal dialysis treatment under peritoneal dialysis computer control; and

a blood treatment cassette separate from the peritoneal dialysis cassette and configured to be placed in fluid communication with the dialysis fluid supply, the blood treatment cassette including a second fluid pumping portion configured to pump fluid received via the dialysis fluid supply for a blood treatment, the blood treatment cassette configured to perform the blood treatment under blood treatment computer control,

wherein the dialysis fluid supply interchangeably fluidly communicates each of the peritoneal dialysis cassette and the blood treatment cassette with the at least one source of fluid.