Patient supporting device, treatment apparatus with a patient supporting device and corresponding method for controlling and/or regulating a medical treatment device

• US 9,743,843 B2
• Filed: 07/19/2011
• Issued: 08/29/2017
• Est. Priority Date: 07/19/2010
• Status: Active Grant

• Current Assignee: Fresenius Medical Care Deutschland GmbH (Fresenius Medical Care AG)
• Original Assignee: Fresenius Medical Care Deutschland GmbH (Fresenius Medical Care AG)
• Inventors: Chamney, Paul, Wabel, Peter, Moissl, Ulrich, Wieskotten, Sebastian
• Primary Examiner(s): EISEMAN, ADAM JARED
• Application Number:
  US13/810,771
• Publication Number:
  US 20130204098A1
• Time in Patent Office: 2,233 Days
• CPC Class Codes: A61B 5/0205 Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
• CPC Class Codes: A61B 5/0537 Measuring body composition by impedance, e.g. tissue hydration or fat content
• CPC Class Codes: A61B 5/1072 measuring distances on the body, e.g. measuring length, height or thickness A61B5/1076 takes precedence
• CPC Class Codes: A61B 5/1073 Measuring volume, e.g. of limbs
• CPC Class Codes: A61B 5/1079 using optical or photographic means
• CPC Class Codes: A61B 5/1172 using fingerprinting
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/14546 for measuring analytes not otherwise provided for, e.g. ions, cytochromes
• CPC Class Codes: A61B 5/1455 using optical sensors, e.g. spectral photometrical oximeters
• CPC Class Codes: A61B 5/1468 using chemical or electrochemical methods, e.g. by polarographic means A61B5/1486 takes precedence
• CPC Class Codes: A61B 5/242 Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
• CPC Class Codes: A61B 5/4836 Diagnosis combined with treatment in closed-loop systems or methods A61B5/0036 takes precedence
• CPC Class Codes: A61B 5/4869 Determining body composition
• CPC Class Codes: A61B 5/6887 mounted on external non-worn devices, e.g. non-medical devices
• CPC Class Codes: A61B 5/6891 Furniture
• CPC Class Codes: A61B 5/70 Means for positioning the patient in relation to the detecting, measuring or recording means
• CPC Class Codes: A61B 7/00 Instruments for auscultation
• CPC Class Codes: A61G 15/02 Chairs with means to adjust position of patient; Controls therefor
• CPC Class Codes: A61G 15/12 Rests specially adapted therefor, e.g. for the head or feet A61G15/105 takes precedence
• CPC Class Codes: A61G 2210/00 Devices for specific treatment or diagnosis
• CPC Class Codes: A61G 2210/20 : for dialysis
• CPC Class Codes: A61G 7/075 : for the limbs
• CPC Class Codes: A61M 1/14 : Dialysis systems; Artificial kidneys; Blood oxygenators semi-permeable membranes characterised by the material, manufacturing processes therefor B01D71/00 ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
• CPC Class Codes: A61M 1/1611 : Weight of the patient
• CPC Class Codes: A61M 2230/65 : Impedance, e.g. conductivity, capacity

Abstract

The subject matter is a patient supporting device for supporting a patient during a medical treatment, in particular a dialysis treatment, and a treatment apparatus with such a patient supporting device, and a corresponding method for controlling and/or regulating a medical treatment device, in particular a dialysis device, using such a patient supporting device.

Claims

1. Patient support comprising

a) an electricity conducting apparatus for carrying out a bioimpedance measurement on a patient'"'"'s body,

wherein the apparatus comprises

a signal carrying device for coupling a measurement signal into the patient'"'"'s body and

an electrically conductive device for coupling an electrical measurement value thereby generated in the patient'"'"'s body out of the patient'"'"'s body,

b) an apparatus for at least one of detection and calculation of hydrostatic pressure at least by inclination of one or more position adjustment parameters of the patient support selected from the group consisting of a back rest, leg rest, and foot rest, and

c) a data carrying interface for connecting to a medical treatment device,

wherein, when connected to the medical treatment device via the interface, data correlated with the electrical measurement value transmitted via the interface to the medical treatment device at least one of controls and regulates the medical treatment device.

2. Patient support according to claim 1, characterized in that the medical treatment device is a dialysis device.

3. Patient support according to claim 1, characterized in that the apparatus for carrying out a bioimpedance measurement further comprises a device for determining the patient'"'"'s weight.

4. Patient support according to claim 1, characterized in that the apparatus for carrying out a bioimpedance measurement further comprises at least two coupling-in electrodes, for contacting the patient'"'"'s body for coupling the measurement signal into the patient'"'"'s body by impressing a measurement current into the patient'"'"'s body, and at least two coupling-out electrodes, for contacting the patient'"'"'s body for coupling the electrical measurement value generated by the measurement signal in the patient'"'"'s body out of the patient'"'"'s body by capturing a change in potential generated by the measurement signal in the patient'"'"'s body.

5. Patient support according to claim 4, characterized in that at least one coupling-in electrode and at least one coupling-out electrode are for contacting each arm and each leg of the patient for carrying out a segmental bioimpedance measurement.

6. Patient support according to claim 1, characterized in that the bioimpedance measurement is at least one of bioimpedance spectroscopy and bioimpedance vector analysis, with selective and specific detection of amplitude variation and phase displacement in the electrical measurement value.

7. Patient support according to claim 1, characterized in that the bioimpedance measurement comprises at least one of a linear and a non-linear analysis of the electrical measurement value.

8. Patient support according to claim 2, characterized in that, when connected to the medical treatment device, the electrical measurement value of the bioimpedance measurement in the patient'"'"'s body is evaluated together with a blood analysis in an extracorporeal circulation of the dialysis device.

9. Patient support according to claim 1 further comprising a device for determining the patient'"'"'s height containing at least one of pressure sensors and pressure sensor arrays disposed in the area of patient supporting surfaces of the patient support.

10. Patient support according to claim 1 further comprising an optical measurement device for three-dimensional detection of the patient'"'"'s measurements.

11. Patient support according to claim 1 further comprising arm rests and a detecting apparatus for detecting positions of the arm rests.

12. Patient support according to claim 1 further comprising a motor-driven adjusting device for adjusting at least one of the back rest, leg rest, and foot rest.

13. Patient support according to claim 12, characterized in that the motor-driven adjusting device is controlled by the medical treatment device.

14. Patient support according to claim 1 further comprising a device for determining the patient'"'"'s identity.

15. Treatment apparatus comprising

a patient support according to claim 1,

the medical treatment device, and

a bioimpedance evaluation apparatus for evaluating the bioimpedance from the electrical measurement value that is coupled out by the electricity conducting apparatus for carrying out a bioimpedance measurement,

wherein the medical treatment device is at least one of controlled and regulated by the bioimpedance.

16. Patient support according to claim 1 further comprising a fingerprint sensor.