JP3931832B2 - Body motion detection device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to body movements for remotely grasping the state where a cared person who has been resting, sleeping or lying on a bed or bedclothes in a nursing facility, a hospital, a general house, etc. The present invention relates to a detection device. More specifically, the present invention relates to a body movement detection device for detecting the movement of the body and transmitting it to a monitoring device such as a nurse call or a communication device, thereby grasping the movement at a remote place.
[0002]
[Prior art]
In recent years, caregivers, hospitalized caregivers, and caregivers receiving home care frequently have accidents such as falling out of bed or futon bedding outside of the caregiver's care, and falling when they are deceived. is doing. Such an accident is likely to occur not only for cared persons who have dementia but also for elderly and sick people.
[0003]
In order to prevent such an accident, it has been proposed to use various devices as an attempt to grasp the movement of the care recipient at a remote place. For example, an apparatus for attaching a distance detection means to the ceiling of a hospital room, etc., measuring a signal detected there by the measurement means, etc., determining whether a person is in bed, getting out of bed, etc. No. -241561), an apparatus that detects the human body from the state of the reflected wave using an impulse radar that transmits an impulse electromagnetic wave and receives a reflected wave from the human body (Japanese Patent Laid-Open No. 2001-238922), or GPS A moving body position detection device (Japanese Patent Laid-Open No. 9-281212) and the like have been proposed. However, all of these apparatuses are large-scale, and a great burden is imposed on costs, facilities, operations, and the like. Instead of these, a body motion detection mat provided with a mattress or a mat sensor for detecting weight under the floor has been studied. However, these facilities also require great expenses.
[0004]
Instead of these devices, a simple body motion detection device that can be used as it is and that can be connected to a nurse call that is commonly used in nursing facilities, hospitals, etc., and that can also be connected by a connector system has been proposed (Japanese Patent Application Laid-Open No. 2002-2002). No. 143099). This device includes a housing, a connecting string having an anchor at one end and a switch operating unit at the other end, and a cable connectable to a terminal outlet of the monitoring means. The casing is provided with a body motion detection circuit including an opening through which the switch operating unit can be inserted and removed and a switch that is turned on and off in accordance with the insertion and removal of the switch operating unit. The body motion detection circuit is connected to a terminal outlet via a cable. An anchor at one end of the string is connected to a cared person's clothing and the like, and a switch operating unit located at the other end of the string is inserted into an opening of a housing (sensor unit) provided with a detection circuit. In this device, when the cared person gets up, it is detected that the switch actuating portion falls out of the opening, and a signal is transmitted to a monitoring device such as a nurse call.
However, in this method, when the cared person gets up, only when the string is pulled vertically with respect to the opening, the switch operating part can be pulled out, and when it is pulled in the other direction, the stop There is a possibility that the clothes of the cared person or the like may be damaged, or the cared person may be damaged.
[0005]
[Patent Document 1]
Japanese Patent Laid-Open No. 2002-143099 (column 1, FIG. 1)
[0006]
[Problems to be solved by the invention]
The problem of the present invention is to solve the problem that the device or clothes may be damaged by the direction in which the string is pulled when the cared person gets up, or the cared person himself may be damaged, and the operating state of the apparatus Is to provide a device that does not depend on the pulling direction of the string.
[0007]
[Means for Solving the Problems]
As a result of diligent investigations to solve the above problems, the inventors of the present invention, as an apparatus in which the operation state of the apparatus does not depend on the pulling direction of the string, without inserting an operation switch into the opening of the housing, The present inventors have found that a contact tool capable of being held in contact with the outer surface of the housing is provided at the other end, and the present invention has been achieved.
[0008]
That is, the present invention can be held in contact with the outer surface of the housing 10 at the other end, the housing 10 attached to the bedding or the bed, the stopper 21 attached to the clothes or body of the cared person at one end, and the other end. The connecting string 20 provided with the contact tool 22, the holding member 15 that holds the contact tool 22 in contact with the outer surface of the housing 10, and the presence / absence of contact of the contact tool 22 disposed in the housing 10 A body comprising a detection member 16 that detects a detection signal, a detection circuit 14 that includes the detection member 16 and generates a detection signal from the detection member 16, and a connection unit 30 that connects the detection circuit to a monitoring device or a communication device 40 It is a motion detection device.
[0009]
In one embodiment of the present invention, the casing 10 is a plastic casing, the contact tool 22 has a holding member 24 that is a magnet at the tip, and the holding member 15 is disposed in the casing 10. The contact member 22 is held in contact with the holding member 24 and the holding member 15 by magnetic force adsorption through the housing wall, and the detection member 16 is a reed switch.
[0010]
In another embodiment of the present invention, the casing 10 is a plastic casing, the contact tool 22 has a holding member 24 that is a hook-and-loop fastener at the tip, and a magnet is formed on the surface of the holding member 24. A detection member 25 is provided, and the holding member 15 is a hook-and-loop fastener bonded to the outer surface of the housing 10, and the contact tool 22 joins the holding member 24 and the holding member 15 on the outer surface of the housing 10. Then, the contact is held, and the detection member 16 is a reed switch.
[0011]
BEST MODE FOR CARRYING OUT THE INVENTION
An overview of the body motion detection device of the present invention is shown in FIG. In the figure, 10 is a housing, 20 is a connecting string, 30 is a connection unit, 40 is a monitoring or communication device, and 50 is a terminal.
The body movement detecting device of the present invention is held in contact with the outer surface of the housing 10 at the other end of the housing 10 attached to the bedding or bed, the stopper 21 attached to the clothes or body of the cared person at one end. It comprises a connecting string 20 having a contact tool 22 that can be connected, and a connecting portion 30 that can be connected to an existing monitoring device or communication device 40. Further, the housing 10 has a holding member 15 for holding the contact tool 22 in contact with the outer surface of the housing 10, and the presence or absence of contact of the contact tool 22 disposed in the housing 10. A detection member 16 and a detection circuit 14 including the detection member 16 and generating a detection signal from the detection member 16 are provided. As for the connection part 30, it is desirable to connect the housing | casing 10 of this invention and the terminal 50 in parallel so that the terminal 50 of a monitoring apparatus or a communication apparatus can be used.
[0012]
In the present invention, the connecting string 20 includes a stopper 21 attached to a cared person's clothes or body at one end and a contact 22 capable of being held in contact with the outer surface of the housing 10 at the other end.
Examples of the stopper 21 provided at one end of the connecting string 20 include various locking tools such as a one-touch clip, a clothespin clip, and a stationery clip. In particular, the one-touch clip is preferable. Moreover, although what is easy to attach to a caregiver's clothes or body is preferable, it is also desirable that it is difficult to come off easily after attachment.
On the other hand, the contact tool 22 provided at the other end of the connecting string 20 is characterized in that it is held in contact with the outer surface of the housing 10. Therefore, the holding member 24 that is held in contact with the outer surface of the housing 10 is provided. In order to contact and hold the holding member 24 on the outer surface of the housing 10, physical means such as magnetic force, adsorption, adhesion, and engagement are used. Therefore, as the holding member 24, there are a magnet, a suction cup, a hook-and-loop fastener, etc., but a magnet is most desirable.
[0013]
In the present invention, the contact tool 22 is held in contact with the outer surface of the housing 10 by the physical means of the holding member 24 of the contact tool 22 and the holding member 15 of the housing 10. 10 is held in contact with the outer surface. Specifically, the contact tool 22 has a holding member 24 that is a magnet at the tip, and the holding member 15 that is arranged in the housing 10 and detects the presence or absence of contact of the contact tool 22 is a magnet. In this case, the contact tool 22 is held in contact by the holding member 24 and the holding member 15 being magnetically adsorbed via the housing wall.
It is desirable that the connecting string 20 includes a known adjusting device 23 that can adjust the length of the connecting string when the body motion detection device of the present invention is installed on a care recipient.
[0014]
The housing 10 of the present invention has a fixing tool 11 for attaching to a bedding, a bed column, etc., and further has a connecting means 13 for connecting to a connecting portion 30, and an outer side to which the contact tool 22 is fixed. It has a surface 12. Further, a detection member 16 that detects the presence or absence of contact of the contact tool 22 and a detection circuit 14 that includes the detection member 16 and generates a detection signal from the detection member 16 are disposed in the housing 10.
The casing 10 is a casing made of a plastic such as ABS resin having a hollow shape, and is desirably small as long as the detection circuit 14 and the holding member 15 can be accommodated if necessary. The material and thickness of the housing 10 are preferably those that do not affect the magnetic force. The outer surface 12 of the housing 10 refers to a portion that is held in contact with the outer surface of the housing 10. The lower outer surface or the side outer surface is preferable.
Further, it is desirable that the fixing tool 11 can be directed in a direction of pulling the outer surface 12 when the connecting string 20 is pulled, and a string or the like that is loosely tied to a bed column or the like is most preferable. It may be a screw for fixing to a member or a member hooked on a horizontal bar.
Further, the connection means 13 may be any means as long as it can electrically connect the connection tool 30, the detection circuit 14, the monitoring means or the communication means 40 arranged outside the housing 10, and specifically, a cable or the like. .
[0015]
When a magnet is used as the holding member 24, as shown in FIG. 2, the holding member 15 that holds the contact tool 22 in the vicinity of the outer surface 12 of the housing 10, and detection that detects contact holding of the contact tool 22. A detection circuit 14 including a member 16 is provided in the housing 10.
The detection circuit 14 is a circuit that is in the housing 10 and transmits a detection signal emitted from the detection member 16 to the connection means 13, such as a copper wire or a resistor electrically connected to the detection member 16. Consists of. Further, in order to enable connection to existing monitoring means or communication means 40 in which various types exist, it is desirable to further include a known electronic member such as a changeover switch.
[0016]
Next, when a male or female surface fastener is used as the holding member 24, as shown in FIG. 3, the holding member 15 ′ (female or male) to which the surface fastener is joined to the outer surface of the housing 10 is used. Adhere the surface fastener. Further, a magnet is used as the detection member 25 in the vicinity of the holding member 24 of the contact tool 22. Therefore, the contact tool 22 is held in contact with the outer surface of the housing 10 by joining the hook-and-loop fastener (holding member 24) at the tip and the hook-and-loop fastener (holding member 15 ') on the outer surface of the housing 10. A suction cup may be used in place of the hook-and-loop fastener.
[0017]
As the holding member 15, when the holding member 24 is a magnet, a member that attracts a magnet such as a magnet or soft iron is desirable, and when the holding member 24 is a hook-and-loop fastener, the holding member 24 is installed on the outer surface 12. A hook-and-loop fastener is desirable. When the holding member 24 is a suction cup, the holding member 15 is a member that can be held in contact with the suction cup, and is preferably provided on the outer surface of the housing 10.
As the detection member 16, a reed switch is used when the holding member 24 is a magnet. The reed switch is, for example, one in which a set of lead pieces made of a magnetic material is sealed in a glass tube together with an inert gas, and performs a series of switching operations by the magnetic force of an external magnetic field. When the holding member 24 is a magnet, the reed switch is turned on / off by the generation or change of the magnetic force of the holding member 24 due to the adsorption with the holding member 15 via the surface 12 of the housing 10. This is transmitted as a signal from the detection circuit 17 to the monitoring device or the communication device 40 via the connection means 13 and the connection tool 30.
[0018]
Even when the holding member 24 is a suction cup or a hook-and-loop fastener and a magnet is used as the detection member 25, the detection member 16 may be a reed switch, and the magnet approaches the reed switch 16 by the contact between the holding member 15 and the holding member 24. The switch turns on. Conversely, when the holding member 15 and the holding member 24 are separated from each other, the magnet is separated from the switch 16 and the switch is turned off.
[0019]
The connection part 30 may be a known electrical wiring member such as a commercially available distribution connector, and may be arbitrarily selected depending on the shape and model of the terminal 50. As a result, it becomes possible to connect to an existing monitoring device or communication device 40 in parallel.
[0020]
Examples of the existing monitoring device or communication device 40 connected to the body motion detection device of the present invention include a nurse call installed in a hospital or the like, a LAN connection line used at home, and the like. Examples of the terminal 50 include a nurse call button and various communication devices. By connecting the terminal 50 and the body motion detection device in parallel by the connection unit 30, the body motion detection device can be used while the nurse call button or the like can be used.
[0021]
Examples of use of the body motion detection device of the present invention will be described below. The casing 10 is fixed to the bedside column or the like by loosely connecting it with the fixing tool 11, and the connecting means 13 of the casing 10 and the connecting tool 30 are connected. Furthermore, the terminal 50 of the existing monitoring device or communication device 10 is connected to the connection tool 30, preferably in parallel.
Next, the locking tool 21 is attached to a patient's clothes or the like, for example, the hem or collar of the clothes, and the contact portion 22 is installed on the outer surface 12 of the housing 10. Accordingly, for example, the magnet of the holding member 24 and the magnet of the holding member 15 are attracted to each other, and the contact tool 22 is held in contact with the outer surface 12 of the housing 10. At this time, the reed switch of the detection member 16 is turned on by the magnetic force generated by the magnet of the contact member 24. As a result, the body motion detection device of the present invention enters a monitoring state.
[0022]
When the patient gets out of the bedding during the monitoring state, the contact portion 22 is detached from the outer surface 12 of the housing 10 because the connecting string 20 is pulled. That is, the joining of the holding member 24 and the holding member 15 provided on the contact tool 22 by both magnets is released. As a result, the reed switch of the detection member 16 is turned off, and the signal is transmitted from the detection circuit 17 to the existing monitoring device or communication device 40 via the connection member 13 and the connection unit 30. Since the contact portion 22 is held in contact with the flat portion of the outer surface 12 of the housing 10 without using any guide or the like, the contact portion 22 is detached from the housing 10 regardless of the pulling direction of the connecting string 20. And the connection string 20, the patient's clothing, etc., or the patient themselves are not damaged.
At this time, when the casing 10 can be turned in the pulling direction of the connecting string 20 by the fixing tool 11, the connecting string 20 can be detached from the casing 10 more safely.
[0023]
【The invention's effect】
The body motion detection device of the present invention provides a patient with a contact tool that can be held in contact with the outer surface of the housing at the other end of the connecting string without inserting an operation switch into the opening of the housing. It is possible to detect the rising of the patient and contact the nurse without hurting himself or damaging the patient's clothing.
In addition, the structure is simple compared to mattresses and body movement detection mats equipped with mat sensors that detect the weight under the floor, so it is possible to detect patient's wrinkles at a lower cost and prevent accidents such as falls. It becomes possible to do.
[Brief description of the drawings]
FIG. 1 is a schematic view showing a form of a body motion detection device of the present invention.
FIG. 2 is a circuit configuration diagram inside a housing in one embodiment of the present invention.
FIG. 3 is a schematic view of a connector according to another embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Housing | casing 13 Connection means 14 Detection circuit 15 Holding member 16 Detection member 20 Connecting string 21 Stopping tool 22 Contacting tool 24 Holding member 30 Connection part 40 Monitoring or communication apparatus 50 Terminal

Claims (3)

A housing 10 attached to a bedding or a bed, a stopper 21 attached to a cared person's clothes or body at one end, and a contact tool 22 capable of being held in contact with the outer surface of the housing 10 at the other end. The connecting string 20, the holding member 15 that holds the contact tool 22 in contact with the outer surface of the housing 10, and a detection member that is disposed in the housing 10 and detects whether or not the contact tool 22 is in contact. 16, a body motion detection device including a detection circuit 14 that includes the detection member 16 and generates a detection signal from the detection member 16, and a connection unit 30 that connects the detection circuit 14 to a monitoring device or communication device 40. The housing 10 is a plastic housing, the contact tool 22 has a holding member 24 that is a magnet at the tip, and the holding member 15 is a magnet disposed in the housing 10, and the contact The body movement detecting device according to claim 1, wherein the tool is held in contact by the holding member and the holding member being attracted by a magnetic force through a housing wall, and the detection member is a reed switch. The housing 10 is a plastic housing, the contact tool 22 has a holding member 24 which is a hook-and-loop fastener at the tip, a detection member 25 which is a magnet is provided on the surface of the holding member 14, and The holding member 15 is a hook-and-loop fastener bonded to the outer surface of the housing 10, and the contact tool 22 is held in contact by holding the holding member 24 and the holding member 15 on the outer surface of the housing 10. The body motion detection device according to claim 1, wherein the detection member is a reed switch.

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