Accident removal detection device and accident removal detection method

Abstract

To provide an accidental removal detection device and an accidental removal detection method used for detecting accidental removal of a medical tube member accurately and easily at an early stage.SOLUTION: An accidental removal detection device includes: an expansion / contraction sensor having a sensor member that can be expanded and contracted, a first attaching part, and a second attaching part, the sensor member being disposed between the first attaching part and the second attaching part, and one of the first attaching part and the second attaching part being attached to a medical tube member applied to a patient; a measuring part for measuring deformation of the sensor member; and a detection part for detecting accidental removal on the basis of the measurement result by the measuring part.SELECTED DRAWING: Figure 1

Claims

1. It has an extendable sensor member, a first mounting portion, and a second mounting portion. The sensor member is positioned between the first mounting portion and the second mounting portion. One of the first mounting portion and the second mounting portion is attached to a medical tube member fitted to a patient, and the stretch sensor is... A measuring unit for measuring the deformation of the aforementioned sensor member, Based on the measurement results of the aforementioned measurement unit, a detection unit detects accidental removal, An accident removal detection device equipped with the following features.

2. The accidental removal detection device according to claim 1, wherein the other of the first mounting portion and the second mounting portion is attached to the patient.

3. The accidental removal detection device according to claim 1, wherein the stretch sensor includes a tube-side fixing member for attaching the first mounting portion or the second mounting portion, which is attached to the medical tube member, to the medical tube member.

4. The accidental removal detection device according to claim 2 or 3, wherein the retractable sensor includes a patient-side fixing member for attaching the second mounting portion or the first mounting portion, which is attached to the patient, to the patient.

5. The accident removal detection device according to any one of claims 1 to 3, wherein the sensor member comprises an elastomer dielectric layer, a first electrode layer formed on the upper surface of the dielectric layer, and a second electrode layer formed on the lower surface of the dielectric layer, the portion of the first electrode layer and the second electrode layer facing each other is the detection unit, and the capacitance of the detection unit changes according to the amount of deformation.

6. The accidental removal detection device according to any one of claims 1 to 3, wherein the medical tube member is one or both of the arterial tube and the venous tube that constitute a dialysis circuit in dialysis treatment.

7. The accidental removal detection device according to claim 2 or 3, wherein the second mounting portion or the first mounting portion attached to the patient is attached to a support member that is fitted to the patient and fixes and / or protects the medical tube member.

8. The accidental tube removal detection device according to claim 7, wherein the support member is a medical tape, a medical belt, or a tube removal prevention device.

9. The accidental removal detection device according to claim 1, further comprising a notification unit for notifying medical personnel of the detection result of accidental removal by the detection unit.

10. The accidental removal detection device according to claim 9, wherein the notification unit notifies a medical professional of the detection result by at least one selected from sound, vibration, and light.

11. The detection unit has wireless transmission means for wirelessly transmitting the detection result to the notification unit. The accident removal detection device according to claim 9 or 10, wherein the notification unit has a wireless receiving means for receiving the notification result from the wireless transmission means.

12. The accident removal detection device according to claim 11, wherein the notification unit is the mobile terminal of the medical professional.

13. The accidental removal detection device according to any one of claims 1 to 3, wherein the accidental removal is self-removal by the patient.

14. A method for detecting accident removal using the accident removal detection device described in any one of claims 1 to 3.

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