KR20230148052A - Bed mat type fall detection device - Google Patents

Abstract

This invention relates to a bed mat-type fall detection device that can detect in advance a situation in which a patient who must stay in bed for treatment or nursing reasons may fall due to mistake or carelessness and warn the administrator. A bed mat-type fall detection device according to an embodiment of the present invention includes an insulating pad formed of a synthetic resin sponge material with a sensing hole and a folded portion penetrating therethrough; A lower conductive sheet coated with a conductive material made of nickel and copper on one surface of the synthetic resin material and disposed under the insulating pad; an upper conductive sheet disposed on top of the insulating pad in a structure symmetrical to the lower conductive sheet; A jack where the + side terminal and the - side terminal are tangentially connected in an eyelet manner at each position in the middle of the lower conductive sheet and the middle of the upper conductive sheet; Bonding means for fixing the insulating pad, the lower conductive sheet, and the upper conductive sheet to maintain the stacked state; A controller equipped with a fall prevention mode control command input unit and a sensor sensitivity control unit; and an emergency signal transmitting unit that transmits an emergency signal through a communication means when the contact state between the lower conductive sheet and the upper conductive sheet meets a certain condition. The configuration may include.

Description

Bed mat type fall detection device}

This invention relates to a bed mat-type fall detection device. More specifically, it is a device that can detect in advance a situation in which a patient who has to stay in bed for treatment or nursing reasons may fall due to mistake or carelessness and warn the administrator. This relates to a bed mat type fall detection device that allows

As the elderly population increases, the number of patients requiring hospital beds due to various diseases is increasing. In particular, some elderly patients have no problems with physical activities such as walking, but there are increasing cases where they are restricted from leaving their hospital room or bed without the help of a caregiver or manager due to dementia. Additionally, in the case of patients with impaired mobility, special caution is required as falls may occur due to mistakes while sleeping at night.

Therefore, in addition to the traditional Nurse Call System, which is installed in each hospital room so that patients or guardians can call a nurse, monitoring devices such as the examples below are installed in various forms to manage patients' falls or unauthorized departure. It is being developed and provided.

For example, a fall patient monitoring system using a pressure pad disclosed in Korea Intellectual Property Office Registered Patent Publication No. 10-1096242, a fall patient monitoring system using a mat with built-in multiple magnetic sensors disclosed in Korea Intellectual Property Office Registered Patent Publication No. 10-1287943, etc. There is. Such conventional fall patient monitoring devices are configured to generate an electrical signal when the patient falls by arranging resistance wires or detecting sensors inside a mat spread on a bed.

However, conventional fall detection devices had problems such as frequent malfunctions due to the resistance wires or detection sensors arranged on the mat being easily damaged, or the product lifespan was not long, leading to various complaints from consumers.

Korea Intellectual Property Office Registered Patent Gazette 10-1096242 (announced on December 22, 2011) Korea Intellectual Property Office Registered Patent Publication No. 10-1287943 (announced on July 19, 2013) Korea Intellectual Property Office Registered Patent Gazette 10-1504968 (announced on March 24, 2015) Korea Intellectual Property Office Public Patent Publication No. 10-2009-0008532 (published on January 22, 2009)

This invention was created to solve the problems of the prior art as described above. It detects in advance a situation in which a patient who has to stay in bed for treatment or nursing, etc. may fall due to mistake or carelessness, and informs the administrator. The purpose is to provide a bed mat type fall detection device that provides warning.

This invention can be configured as follows as a means to achieve the purpose of the invention as described above.

A bed mat-type fall detection device according to an embodiment of the invention is formed of a rectangular synthetic resin sponge with a certain thickness and a certain area, detection holes of a certain size are formed at certain intervals, and a part that folds when stacked. an insulating pad with a folded portion extending through the width direction; It is formed by coating one surface of a synthetic resin material fabric with an area corresponding to the insulating pad and having a folded part extending through the width direction at a position corresponding to the fold of the insulating pad, and is coated with a conductive material made of nickel and copper, and is conductive. a lower conductive sheet disposed below the insulating pad so that the surface coated with the material faces the insulating pad; an upper conductive sheet formed in a structure symmetrical to the lower conductive sheet and disposed on top of the insulating pad so that the surface coated with the conductive material faces the insulating pad; At each position in the middle of the lower conductive sheet and in the middle of the upper conductive sheet, the + side terminal and - side terminal are each tangential in an eyelet manner, and the + side terminal and - side terminal are each connected via a lead wire of a certain length. connection jack; When the insulating pad, lower conductive sheet, and upper conductive sheet are sequentially stacked, a female button and a male button are attached to one side of the lower conductive sheet and the upper conductive sheet, respectively, to maintain the stacked state, and insulation corresponding to the female button and the male button is provided. Button holes are formed at the positions of the pads so that they are joined to each other; A battery for power supply is installed on one side of the case, and is electrically connected through a connection jack to receive a conductive signal when the lower conductive sheet and the upper conductive sheet come into contact. A fall prevention mode control command input unit and a fall prevention mode control command input unit are installed on one side of the outside of the case. A controller equipped with a sensor sensitivity control unit; and an emergency signal transmitting unit that transmits an emergency signal through a communication means when the contact state between the lower conductive sheet and the upper conductive sheet meets a certain condition. The configuration may include.

In the bed mat-type fall detection device according to an embodiment of the present invention, the insulating pad, lower conductive sheet, and upper conductive sheet are sequentially stacked and joined through a joining means, and the outer surface is made of cloth or synthetic resin. The skins wrapped by the skin and located on the upper and lower sides corresponding to the folds formed on the insulating pad, the lower conductive sheet, and the upper conductive sheet, respectively, may be bonded to each other.

In the bed mat-type fall detection device according to an embodiment of the present invention, the epidermis can be coated with moisture-resistant paint to make it waterproof.

In the bed mat-type fall detection device according to an embodiment of the present invention, the sponge pad constituting the insulating pad is formed with a hardness of 23K to 27K and a thickness of 3mm to 7mm, and the fold formed in the insulating pad has 2 to 4 layers. It is formed at 1 to 3 positions at regular intervals to be folded, and the sensing hole of the insulating pad can have a diameter of 20mm to 40mm.

In the bed mat-type fall detection device according to an embodiment of the present invention, a bed attachment magnet may be further installed on the rear of the controller.

The bed mat-type fall detection device according to this invention has the advantage of being able to detect in advance a situation in which a patient who has to stay in bed for treatment or nursing reasons may fall due to mistake or carelessness and warn the administrator. .

In particular, the bed mat-type fall detection device according to this invention has the advantage of reducing failures due to disconnection and short circuit, as the joints of the terminals connected to the middle of the malleable sheet can be firmly maintained.

Furthermore, the bed mat-type fall detection device according to this invention has the advantage of reducing the causes of short circuits or breakdowns due to wear at the overlapped portion during folding or folding and storage.

Figure 1 is a configuration diagram of a bed mat type fall detection device according to this invention.
Figure 2 is an exploded perspective view of the sensing mat in a state in which the skin of the sensing mat according to the present invention has been removed.
Figure 3 is an exploded perspective view of the sensing mat in a state in which the skin of the sensing mat according to the present invention has been removed.
Figure 4 is a cross-sectional view of a sensing mat type according to this invention.
Figure 5 is a diagram for explaining the configuration of an insulating pad according to this invention.
Figure 6 is a diagram for explaining the configuration of a conductive sheet according to this invention.
Figure 7 is a controller configuration diagram of a bed mat type fall detection device according to this invention.
Figure 8 is a state of use of the bed mat type fall detection device according to this invention.

Hereinafter, a bed mat type fall detection device according to an embodiment of the present invention will be described in more detail with reference to the attached drawings.

In the drawings for explaining embodiments of this invention, parts that are not relevant to the description are omitted in order to clearly explain the invention, and similar reference numerals are used to designate similar parts throughout the specification. Throughout the specification, when a part is said to be “connected” to another part, this includes not only cases where it is “directly connected,” but also cases where it is “indirectly connected” with another member in between. . In addition, when a part is said to “include” a certain component, this does not mean that other components are excluded, but that other components can be added, unless specifically stated to the contrary.

Figure 1 is a configuration diagram of a bed mat-type fall detection device according to an embodiment of the present invention, Figure 2 is a perspective view of the detection mat in a state in which the skin of the detection mat has been removed according to an embodiment of the invention, and Figure 3 is an exploded perspective view of the sensing mat in a state in which the skin of the sensing mat has been removed according to an embodiment of the present invention, Figure 4 is a cross-sectional view of the sensing mat type according to an embodiment of the present invention, and Figure 5 is an example of the present invention. This is a diagram for explaining the configuration of an insulating pad according to an embodiment, and Figure 6 is a diagram for explaining the configuration of a conductive sheet according to an embodiment of the present invention. Reference numeral 10 indicated in the drawing indicates a bed mat type fall detection device 10 according to an embodiment of the present invention, and reference numeral 100 indicates a detection mat.

The bed mat type fall detection device 10 according to an embodiment of the present invention has a configuration in which the detection mat 100 and the controller 200 can be electrically connected to each other via the connection jack 140, as shown in Figure 1. It consists of

As shown in Figure 1, the sensing mat 100 according to the present invention may have a structure in which the outer surface is wrapped with a skin 160, and the skin 160 may be made of cloth or a synthetic resin material. Additionally, the epidermis 160 may be coated with a moisture-resistant paint or the like to prevent contaminants from penetrating during use. The sensing mat 100 can be used by spreading it on a bed, and may have a shape corresponding to the size of the bed, but may be slightly smaller than the size of the bed.

Figures 2 and 3 are diagrams of the sensing mat 100 in a state before the skin 160 is covered according to an embodiment of the present invention. As shown in Figure 2, the sensing mat 100 in the state before the skin 160 is covered has a lower conductive sheet 120 and an upper conductive sheet 130 at the lower and upper parts, respectively, with respect to the insulating pad 110. It consists of a laminated structure. That is, the lower conductive sheet 120, the insulating pad 110, and the upper conductive sheet 130 are sequentially stacked, and the three-ply stacked state can be stably maintained by the later installation bonding means 150. there is.

Since the sensing mat 100 according to this invention is used in an unfolded state on a bed, it is configured so that it can be folded as if folding a blanket, if necessary. However, since the sensing mat 100 is composed of conductive parts, short circuits, etc. should not occur in overlapping parts.

Therefore, as shown in Figure 3, the sensing mat 100 according to an embodiment of the present invention has an insulating pad 110 made of a rectangular synthetic resin sponge with a certain thickness and a certain area located in the middle layer, and the insulating pad 110 ) has a structure in which conductive sheets 120 and 130 are located at the lower and upper parts, respectively.

A plurality of sensing holes 112 are formed through the insulating pad 110 of the sensing mat 100 according to the present invention at regular intervals, and a folded portion 114 is formed through the portion that is folded when stacked. is formed

The insulating pad 110 according to this invention may be a sponge with a hardness of 23K to 27K and a thickness of 3mm to 7mm.

As described above, the sensing mat 100 is configured to be stacked in 2, 3, 4, etc. layers, and the insulating pad 110 disposed in the middle layer of the sensing mat 100 has folded portions at regular intervals. (114) is formed long in the width direction. The folded portion 114 is formed at 1 to 3 positions at regular intervals so that it can be folded into 2 to 4 layers, and the sensing hole 112 of the insulating pad 110 may have a diameter of 20 mm to 40 mm.

The lower conductive sheet 120 and the upper conductive sheet 130 included in the sensing mat 100 according to an embodiment of the present invention are located below and above the insulating pad 110, respectively, and the lower conductive sheet 120 ) and the upper conductive sheet 130 may have a structure that is symmetrical to each other.

The lower conductive sheet 120 and the upper conductive sheet 130 according to the present invention are formed with an area corresponding to the insulating pad 110, and fold portions 122 and 132 are formed at each corresponding position of the insulating pad 110. It is formed long in the width direction. The lower conductive sheet 120 and the upper conductive sheet 130 are arranged so that one surface of the synthetic resin fabric is coated with a metallic material such as nickel and copper, and the side coated with the conductive material faces the insulating pad 110. .

In addition, in a state in which the above-described lower conductive sheet 120, insulating pad 110, and upper conductive sheet 130 are stacked, the lower conductive sheet 120 and the upper conductive sheet 120 are connected to each other to prevent the phenomenon of the position being pushed to one side. Female buttons 152 and male buttons 154 are attached to all four corners of the conductive sheet 130, respectively. A button hole 116 is formed through a position of the insulating pad 110 corresponding to the positions of the female button 152 and the male button 154 described above. By using the joining means 150, also called a snap button, configured in this way, the assembled state of the lower conductive sheet 120, the insulating pad 110, and the upper conductive sheet 130 can be stably maintained.

And as shown in the figure, the + side terminal 142 and the - side terminal 144 are each in the middle of the lower conductive sheet 120 and the upper conductive sheet 130, and each is tangential to the eyelet type, and the + side terminal 142 The and -side terminals 144 are each connected to the connection jack 140 via lead wires of a certain length. In this way, through the eyelet method, the + side terminal 142 and the - side terminal 144 are contacted in the middle of the lower conductive sheet 120 and the upper conductive sheet 130, respectively, resulting in disconnection or poor contact during use. It is possible to reduce the causes of failure, etc.

Figure 7 is a diagram schematically illustrating the configuration of the controller 200 of the bed mat type fall detection device 10 according to an embodiment of the present invention, and Figure 8 is a diagram showing the bed mat type according to an embodiment of the invention. This is a cross-sectional view showing the state of use of the fall detection device.

The controller 200, which is electrically connected to the above-described sensing mat 100 and the connection jack 140, is configured so that a battery (not shown) to provide power can be mounted inside the case. When the lower conductive sheet 120 and the upper conductive sheet 130 come into contact with each other through the sensing hole 112 formed in the insulating pad 110, electricity is passed and a conductive signal is generated, and inside the case of the controller 200. It is designed to receive conductive signals through hardware devices such as a PCB.

For example, when a patient is lying on a bed, as shown in Figure 8, a pressed portion is generated on the sensing mat 100 by the patient's body, and the lower conductive sheet 120 and the upper conductive sheet corresponding to the pressed portion are (130) comes into contact with each other and generates a conductive signal indicating that it is in an energized state.

If the patient leaves the sensing mat 100, the conduction signal does not occur, making it possible to confirm that the patient was in a state before leaving the bed. To this end, it is desirable that the size of the sensing mat 100 be smaller than the size of the bed.

In addition, a fall prevention mode control command input unit 210 and a sensor sensitivity control unit 220 are provided on one side of the front exterior of the controller 200 of the bed mat type fall detection device 10 according to an embodiment of the present invention. do. The user can set conditions for generating a danger signal or emergency signal by manipulating the fall prevention mode control command input unit 210 and the sensor sensitivity control unit 220.

The bed mat-type fall detection device 10 according to an embodiment of the present invention uses wired or wireless communication when the contact state between the lower conductive sheet 120 and the upper conductive sheet 130 is not maintained for a certain period of time. It may be configured to include an emergency signal transmitting unit 230 that transmits an emergency signal through a means.

The controller 200 of the bed mat type fall detection device 10 according to this invention may further have a bed attachment magnet 250 installed on the rear of the case so that it can be easily mounted on the bed.

Additionally, the controller 200 of the bed mat type fall detection device 10 according to this invention may provide related signals to the main receiver or portable receiver through a separate repeater or the like.

Through this method, the bed mat type fall detection device 10 can detect in advance a situation in which a patient who has to stay in bed for treatment or nursing, etc., may fall due to mistake or carelessness and warn the administrator. .

In particular, the sensing mat 100 according to this invention has the advantage of reducing failures due to disconnection and short circuits because the terminals connected to the middle of the conductive sheets 120 and 130 can be maintained in a firmly bonded state during use. there is.

Furthermore, the sensing mat 100 according to this invention can reduce the causes of short circuits or breakdowns due to wear at the overlapped portion during folding or folding and storage.

In the above, a bed mat type fall detection device according to an embodiment of the present invention has been described with reference to the attached drawings.

The description of the present invention described above is for illustrative purposes, and a person skilled in the art to which the present invention pertains can easily understand that it can be easily modified into another specific form without changing the technical idea or essential features of the present invention. will be. Therefore, the embodiments described above are illustrative in all respects and should not be understood as limiting. For example, each component described as unitary may be implemented in a distributed manner, and similarly, components described as distributed may also be implemented in a combined form.

10: Bed mat type fall detection device
100: Sensing mat 110: Insulating mat
112: detection hole 114: folding part
116: Button hole 120: Lower conductive sheet
130: upper conductive sheet 122, 132: folded portion
140: connection jack 142: + terminal
144: -Terminal 150: Joint means
152: female button 154: male button
160: Epidermis 200: Controller
210: Fall mode control command input unit 220: Sensor sensitivity input unit
230: Emergency signal transmitter 250: Magnet

Claims (5)

An insulating pad formed of a rectangular synthetic resin sponge with a certain thickness and a certain area, on which sensing holes of certain sizes are formed at regular intervals, and on which a folded portion is formed to penetrate long in the width direction at the folded portion when stacked;
One surface of the synthetic resin material fabric is formed with an area corresponding to the insulating pad and has a folded part extending through the width direction at a position corresponding to the folded part of the insulating pad, and is coated with a conductive material made of nickel and copper. , a lower conductive sheet disposed below the insulating pad so that the surface coated with a conductive material faces the insulating pad;
an upper conductive sheet formed in a structure symmetrical to the lower conductive sheet and disposed on an upper part of the insulating pad so that a surface coated with a conductive material faces the insulating pad;
At each position in the middle of the lower conductive sheet and in the middle of the upper conductive sheet, the + side terminal and the - side terminal are each tangential to each other in an eyelet manner, and the + side terminal and the - side terminal are each connected by a lead wire of a certain length. a connecting jack formed by being connected;
When the insulating pad, the lower conductive sheet, and the upper conductive sheet are sequentially stacked, a female button and a male button are attached to one side of the lower conductive sheet and the upper conductive sheet, respectively, to maintain the stacked state, and the female button and the male button are attached to each side of the lower conductive sheet and the upper conductive sheet. A button hole is formed at the position of the insulating pad corresponding to the button, and a bonding means for bonding the insulating pad to each other is formed;
A battery for power supply is installed on one side of the case, is electrically connected through the connection jack, and is designed to receive a conductive signal when the lower conductive sheet and the upper conductive sheet come into contact, and a fall prevention mode control is installed on one side outside the case. A controller equipped with a command input unit and a sensor sensitivity control unit; and
An emergency signal transmitting unit that transmits an emergency signal through a communication means when the contact state between the lower conductive sheet and the upper conductive sheet meets a certain condition; A bed mat type fall detection device comprising:
According to paragraph 1,
When the insulating pad, the lower conductive sheet, and the upper conductive sheet are sequentially stacked and joined through the joining means, the outer surface is wrapped with a skin made of cloth or synthetic resin,
A fall detection device of a bed mat type, characterized in that the skins located on the upper and lower sides corresponding to the folds formed in the insulating pad, the lower conductive sheet, and the upper conductive sheet, respectively, are bonded to each other.
According to paragraph 2,
A bed mat type fall detection device, characterized in that the epidermis is coated with a moisture-resistant paint.
According to paragraph 1,
The sponge pad constituting the insulating pad is formed with a hardness of 23K to 27K and a thickness of 3mm to 7mm, and the folds formed in the insulating pad are formed at 1 to 3 positions at regular intervals to fold into 2 to 4 layers. A fall detection device of the bed mat type, characterized in that the detection hole of the insulating pad has a diameter of 20 mm to 40 mm.
According to paragraph 1,
A bed mat type fall detection device, characterized in that a bed attachment magnet is further installed on the rear of the controller.

Images