Collision sensor device for a medical apparatus, and medical apparatus

• US 9,737,270 B2
• Filed: 10/29/2014
• Issued: 08/22/2017
• Est. Priority Date: 10/30/2013
• Status: Active Grant

• Current Assignee: Siemens Healthineers AG (Siemens AG)
• Original Assignee: Siemens AG
• Inventors: Dirauf, Franz, Schmidt, Verena
• Primary Examiner(s): Midkiff, Anastasia
• Application Number:
  US14/527,305
• Publication Number:
  US 20150117615A1
• Time in Patent Office: 1,028 Days
• CPC Class Codes: A61B 6/102 Protection against mechanical damage, e.g. anti-collision devices
• CPC Class Codes: A61B 6/4405 the apparatus being movable or portable, e.g. handheld or mounted on a trolley
• CPC Class Codes: A61B 6/4441 the rigid structure being a C-arm or U-arm
• CPC Class Codes: A61B 6/547 involving tracking of position of the device or parts of the device
• CPC Class Codes: G01D 21/02 Measuring two or more variables by means not covered by a single other subclass
• CPC Class Codes: G05B 19/4061 Avoiding collision or forbidden zones
• CPC Class Codes: H01L 23/18 Fillings characterised by the material, its physical or chemical properties, or its arrangement within the complete device
• CPC Class Codes: H01L 23/585 comprising conductive layers or plates or strips or rods or rings H01L23/60, H01L23/62, H01L23/64, H01L23/66 take precedence
• CPC Class Codes: H01L 23/64 Impedance arrangements
• CPC Class Codes: H01L 29/84 controllable by variation of applied mechanical force, e.g. of pressure
• CPC Class Codes: H10N 35/101 with mechanical input and electrical output, e.g. generators, sensors

Abstract

A collision sensor device for a medical apparatus includes a sensor structure having a first sensor and a second sensor that are separated by a spacer layer, at least one crumple layer that adjoins one of the first sensor and the second sensor and is configured to provide a run-on path, and an outer surface layer provided on a side facing away from the medical apparatus in an installed state of the collision sensor device.

Claims

1. A collision sensor device for a medical apparatus, the collision sensor device comprising:

a sensor structure comprising a first sensor and a second sensor, wherein the first sensor and the second sensor are separated by a spacer layer and are independently based on different operating principles and configured to provide separate measurement data;

at least one crumple layer that adjoins one of the first sensor and the second sensor and is configured to provide a run-on path; and

an outer surface layer configured to face away from the medical apparatus in an installed state of the collision sensor device;

wherein the sensor structure, the at least one crumple layer, and the outer surface layer are configured as a multilayer structure.

2. The collision sensor device of claim 1, wherein at least one of the first sensor and the second sensor comprises a sub layer.

3. The collision sensor device of claim 1, wherein the first sensor and the second sensor are formed from a textile material.

4. The collision sensor device of claim 1, wherein the operating principles are independently selected from the group consisting of a capacitive sensor principle, a resistive sensor principle, an inductive sensor principle, a sensor principle based on light scattering in at least one cavity in the first sensor and the second sensor, and combinations thereof, wherein the at least one cavity has a variable size depending on a pressure acting on the collision sensor device.

5. The collision sensor device of claim 1, wherein the spacer layer is formed from a spacer fabric, a foam, or a spacer fabric and a foam.

6. The collision sensor device of claim 1, wherein a crumple layer of the at least one crumple layer adjoins the sensor structure on a side of the sensor structure that faces towards the medical apparatus in the installed state.

7. The collision sensor device of claim 1, wherein the at least one crumple layer comprises a spacer fabric, a foam, or a spacer fabric and a foam.

8. The collision sensor device of claim 1, wherein the outer surface layer comprises a material that is configured to be cleaned, disinfected, or cleaned and disinfected.

9. The collision sensor device of claim 1, wherein each of the first sensor, the second sensor, the spacer layer, the at least one crumple layer, and the outer surface layer is a textile layer, a layer configured to be processed by a textile connecting method, a layer configured to be adhesively connected, or combinations thereof.

12. The collision sensor device of claim 2, wherein the first sensor and the second sensor are formed from a textile material.

13. The collision sensor device of claim 2, wherein the spacer layer is formed from a spacer fabric, a foam, or a spacer fabric and a foam.

14. The collision sensor device of claim 3, wherein the spacer layer is formed from a spacer fabric, a foam, or a spacer fabric and a foam.

15. The collision sensor device of claim 4, wherein the spacer layer is formed from a spacer fabric, a foam, or a spacer fabric and a foam.

16. The collision sensor device of claim 2, wherein a crumple layer of the at least one crumple layer adjoins the sensor structure on a side of the sensor structure that faces towards the medical apparatus in the installed state.

17. The collision sensor device of claim 3, wherein a crumple layer of the at least one crumple layer adjoins the sensor structure on a side of the sensor structure that faces towards the medical apparatus in the installed, state.

18. The collision sensor device of claim 4, wherein a crumple layer of the at least one crumple layer adjoins the sensor structure on a side of the sensor structure that faces towards the medical apparatus in the installed state.

19. The collision sensor device of claim 8, wherein the material comprises artificial leather, has a thickness of 1 mm to 10 mm, or comprises artificial leather and has a thickness of 1 mm to 10 mm.

20. The collision sensor device of claim 9, wherein the textile connecting method comprises lamination, coating, or lamination and coating.

10. A medical apparatus comprising at least one collision sensor device and a control device configured to evaluate sensor data from the at least one collision sensor device, wherein the at least one collision sensor device comprises:

a sensor structure comprising a first sensor and a second sensor, wherein, the first sensor and the second sensor are separated by a spacer layer and are independently based on different operating principles and configured to provide separate measurement data;

at least one crumple layer that adjoins one of the first sensor and the second sensor and is configured to provide a run-on path; and

an outer surface layer configured to face away from the medical apparatus in an installed state of the collision sensor device;

wherein the sensor structure, the at least one crumple layer, and the outer surface layer are configured as a multilayer structure.

11. The medical apparatus of claim 10, wherein the control device is configured to perform an operation selected from the group consisting of evaluating sensor data from whichever of the first sensor and the second sensor is closest to the outer surface layer with regard to a first triggering stage, evaluating sensor data from the other of the first sensor and the second sensor with regard to a second triggering stage, checking plausibility of the sensor data if different operating principles have been used, and combinations thereof.