CN220344634U - Anti-falling device for sickbed - Google Patents
Anti-falling device for sickbed Download PDFInfo
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- CN220344634U CN220344634U CN202322073840.8U CN202322073840U CN220344634U CN 220344634 U CN220344634 U CN 220344634U CN 202322073840 U CN202322073840 U CN 202322073840U CN 220344634 U CN220344634 U CN 220344634U
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- 238000005303 weighing Methods 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000002265 prevention Effects 0.000 claims abstract description 13
- 230000006378 damage Effects 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 208000013016 Hypoglycemia Diseases 0.000 description 1
- 208000001953 Hypotension Diseases 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002218 hypoglycaemic effect Effects 0.000 description 1
- 230000036543 hypotension Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
The utility model discloses a sickbed falling prevention device, which comprises: a bed body, the top of which is provided with a mattress; a railing, which is provided with a notch for a patient to go in and out; the first weighing sensor is arranged on the mattress; the infrared sensor is arranged at the notch; an air bag pad laid on the periphery of the bed body; an inflation mechanism connected to the airbag cushion; and the controller controls the inflation mechanism to be started when the weight measured by the first weighing sensor exceeds a threshold value and the infrared sensor detects an object. According to the sickbed falling prevention device, when a patient leaves the sickbed by himself, the patient needs to leave the sickbed from the notch of the railing, the weight measured by the first weighing sensor is increased and exceeds the threshold value, and the infrared sensor detects that an object exists at the notch, so that the controller controls the inflation mechanism to start and inflate the airbag cushion, and even if the patient leaves the sickbed and falls down, the airbag cushion can greatly reduce the damage caused by falling of the patient, and ensure the safety of the patient. The utility model can be applied to the sickbed field.
Description
Technical Field
The utility model relates to the field of sickbeds, in particular to an anti-falling device for a sickbed.
Background
Patients needing to be recumbent and maintained need to lie on the patient bed for a long time, and the patient is obviously lowered due to disease factors such as the body temperature after radiotherapy and chemotherapy, for example, the phenomenon that the patient with hypoglycemia changes the body position to generate transient hypotension when getting up, and the like, so that the patient falls down at the bedside when getting down to move, thereby endangering safety; similarly, for elderly people with mobility impairment, falling is more likely to occur during getting up or getting out of bed.
Therefore, the existing sickbed is provided with a sensor to detect whether a patient leaves the sickbed by himself or herself and give an alarm in time, so as to prompt medical staff to intervene in time or assist in avoiding the patient from getting out of the sickbed. However, during the process of a medical staff getting to the ward after receiving an alarm, the patient may have gone out of bed and a fall accident has occurred.
Disclosure of Invention
The utility model aims to provide a sickbed anti-falling device which solves one or more technical problems in the prior art and at least provides a beneficial choice or creation condition.
The technical scheme adopted for solving the technical problems is as follows:
a hospital bed fall prevention device, comprising:
a bed body, the top of which is provided with a mattress;
the railing surrounds the periphery of the mattress, and a notch for a patient to enter and exit is reserved on the railing;
the first weighing sensor is arranged on the mattress and is positioned below the notch;
the infrared sensor is arranged on the notch;
the air bag cushion is laid on the periphery of the bed body;
an inflation mechanism connected to the airbag cushion;
and the controller receives signals sent by the first weighing sensor and the infrared sensor, and controls the inflation mechanism to start when the weight measured by the first weighing sensor exceeds a threshold value and the infrared sensor detects an object.
The beneficial effects of the utility model are as follows: when a patient leaves the bed by himself, the patient needs to leave the bed from the notch of the railing, the patient moves to the notch and tries to leave the bed, the weight of the patient is mostly concentrated at the position below the notch, the weight measured by the first weighing sensor is increased and exceeds the threshold value, and the infrared sensor detects that an object exists at the notch, so that the controller controls the inflation mechanism to start and inflate the airbag cushion, the airbag cushion paved on the periphery of the bed body is inflated, and even if the patient leaves the bed and falls down, the airbag cushion can greatly lighten the damage generated after the patient falls down, and ensure the safety of the patient; moreover, the weight measured by the first load cell exceeds the threshold value and the infrared sensor detects an object, and the controller controls the inflation mechanism to be started, for example, the quilt, other objects, and the arm or leg of the patient move to the gap to cause the infrared sensor to detect the object, but the weight measured by the first load cell does not exceed the threshold value, so that the inflation mechanism is not started, and the airbag cushion is prevented from being inflated by mistake.
As a further improvement of the technical scheme, the side wall of the bed body where the notch is located is taken as the lower bed side, and the air bag cushion is arranged below the lower bed side.
The airbag cushion is arranged at the lower bed side of the bed body so as to save the laying area of the airbag cushion, thereby being beneficial to reducing the volume of the airbag cushion and accelerating the speed of filling the airbag cushion by the inflating mechanism, and being beneficial to saving the manufacturing cost of the airbag cushion.
As a further improvement of the above technical solution, the airbag cushion extends to the outside of the bed body with the lower part of the notch as the center.
Because the patient gets off the bed from the breach, if the patient falls down the accident, also falls to the outside of the bed body with the position below the breach as the center, extends the gasbag pad to the outside of the bed body with the below of breach as the center, makes the gasbag pad be semicircle shape, helps covering the region that the patient probably falls down, saves the area of laying of gasbag pad moreover, saves the cost of manufacture.
As a further improvement of the above technical solution, the distance between the edge of the airbag cushion extending to the outside of the bed body and the notch is not less than 1.7m.
The average height of the middle aged and elderly people in China is 1.6m, the height of most middle aged and elderly people patients is not more than 1.7m, the distance of the airbag cushion extending outwards from the notch is set to be not less than 1.7m, the positions of the arms, the chest, the lumbar vertebra, the back, the crotch and the like of the patients which are impacted firstly and are easy to be injured after falling are ensured to be impacted by the airbag cushion, and therefore the injury generated after the patients fall is greatly reduced.
As a further improvement of the above technical solution, the sickbed anti-falling device further comprises a soft cushion, and the soft cushion is arranged on the lower bed side.
The soft cushion is arranged at the lower bed side of the bed body, and if a patient falls down in the direction of the bed body, the soft cushion can reduce the damage of the bed body to the patient.
As a further improvement of the above technical solution, the sickbed anti-falling device further includes a second weighing sensor, the second weighing sensor is disposed at the bottom of the airbag cushion, and when the weight measured by the first weighing sensor or the second weighing sensor exceeds a threshold value and the infrared sensor detects an object, the controller controls the inflation mechanism to be started.
In the process that the patient gets out of the bed through the notch, the feet of the patient can be placed on the air bag cushion, the body still depends on the mattress below the notch, if the weight of the patient is mostly concentrated on the feet, the weight measured by the first weighing sensor can not exceed a threshold value at the moment, and if the first weighing sensor is only arranged, the air bag cushion is not inflated after the patient gets out of the bed; therefore, the second weighing sensor is arranged on the air bag cushion, if the weight measured by the second weighing sensor exceeds the threshold value after the situation occurs, and the infrared sensor also detects that a human body is at the notch, so that the controller controls the inflation mechanism to start and inflate the air bag cushion so as to ensure that the air bag cushion is inflated normally.
As a further improvement of the above technical solution, the second load cell is disposed below the notch.
Because patient's foot is generally placed on the gasbag pad downwards from the breach when the breach gets out of bed, consequently set up the second weighing sensor in the below of breach, can ensure that the weight of second weighing sensor measurement is comparatively accurate.
As a further improvement of the above technical solution, the inflation mechanism is disposed below the mattress.
The inflatable mechanism is arranged below the mattress, so that the inflatable mechanism is prevented from occupying the space outside the bed body, and the position of a ward is saved.
As a further improvement of the above technical solution, the sickbed anti-falling device further includes an alarm, the alarm is in communication with the controller, and the controller controls the alarm to be started when the weight measured by the first weighing sensor exceeds a threshold value and the infrared sensor detects an object.
When the weight measured by the first weighing sensor exceeds a threshold value and the infrared sensor detects an object, the controller controls the alarm to be started, and the alarm reminds medical staff at the nurse station to arrive at a ward in time so as to intervene in the self-leaving behavior of the patient or assist the patient to get out of the bed.
As a further improvement of the above technical solution, the infrared sensor is a pyroelectric infrared sensor.
The infrared sensor is a pyroelectric infrared sensor, and the temperature difference between the temperature of articles such as a quilt and clothes and the temperature of a human body is large, so that the pyroelectric infrared sensor can accurately judge whether the object at the notch position is the human body or not, and the detection accuracy is improved.
Drawings
The utility model is further described below with reference to the drawings and examples;
fig. 1 is a schematic structural view of an embodiment of a sickbed anti-falling device provided by the utility model;
fig. 2 is an exploded view of an embodiment of the anti-falling device for a hospital bed according to the present utility model.
100. The bed body, 101, the lower bed side, 110, the mattress, 200, the railing, 210, the notch, 300, the first weighing sensor, 400, the infrared sensor, 500, the airbag cushion, 600, the inflation mechanism, 700, the cushion, 800 and the second weighing sensor.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 2, the sickbed anti-falling device of the present utility model makes the following embodiments:
the sickbed fall prevention device comprises a sickbed body 100, a railing 200, a first weighing sensor 300, an infrared sensor 400, an air bag pad 500, an inflation mechanism 600, a soft cushion 700 and a second weighing sensor 800.
The bed body 100 is a common sickbed, and the bed body 100 is composed of a bedstead, supporting legs, a bedside baffle and a tailstock baffle, wherein the supporting legs are arranged at the bottom of the bedstead, the bedside baffle is arranged at the rear side of the top of the bedstead, and the tailstock baffle is arranged at the front side of the top of the bedstead.
The railing 200 sets up in the top of bedstead, and railing 200 has two, and two railing 200 set up respectively in the left and right sides of bedstead, and the front and back both ends of railing 200 on right side are connected respectively in tailstock baffle and head of a bed baffle, and the rear end of railing 200 on left side is connected in the head of a bed baffle, leaves breach 210 between the front end of railing 200 on left side and the tailstock baffle, and breach 210 is used for the patient to get on or off the bed, and consequently the one side that breach 210 is located is the lower bedside 101 of bed 100, and the patient gets on or off bed 100 from lower bedside 101.
The mattress 110 is laid on top of the bed frame, and the mattress 110 is limited between the headboard, the end-of-bed baffle, and the two rails 200.
The first load cell 300 and the second load cell 800 are one type of output device that converts mass signals into measurable electrical signals.
The first load cell 300 is disposed on the top of the bed frame, the first load cell 300 is disposed below the notch 210, and the edge of the mattress 110 is covered above the first load cell 300. The threshold value of the first load cell 300 may be set to 30% of the weight of the patient, for example, 50KG of the weight of the patient, and the threshold value of the first load cell 300 may be set to 15KG, and if the weight measured by the first load cell 300 exceeds the threshold value, the first load cell 300 outputs an electrical signal.
When the patient is lying on the mattress 110, the weight of the patient's body is mostly concentrated in the middle of the mattress 110, and the mattress 110 itself is soft, and the pressure of the patient on the mattress 110 is less dispersed to the edge of the mattress 110, so that the weight measured by the first load cell 300 is smaller.
Even if the texture of the mattress 110 is hard, i.e. the pressure of the patient on the mattress 110 will be dispersed to the edge of the mattress 110, a cavity for accommodating the first load cell 300 may be provided at the bottom of the mattress 110, so that the weight measured by the first load cell 300 is prevented from exceeding the threshold value when the patient is lying on the mattress 110 normally, and when the patient moves to the gap 210, the cavity at the bottom of the mattress 110 is pressed and pressed against the first load cell 300 due to the fact that the position of the mattress 110 is pressed and deformed downwards by the patient, so that the weight measured by the first load cell 300 exceeds the threshold value.
The front end face of the railing 200 on the left side is provided with a mounting hole, the mounting hole is used for mounting an infrared sensor 400, the infrared sensor 400 is a pyroelectric infrared sensor, the detection head of the infrared sensor 400 faces the bed tail baffle, the infrared sensor 400 is located at the notch 210, and the infrared sensor 400 is used for detecting whether a patient moves to the notch 210. Pyroelectric infrared sensors detect changes in infrared energy radiated from a human body in a non-contact manner by using a pyroelectric effect and output a voltage signal, and pyroelectric infrared sensors are generally used for detecting a moving human body, and give a corresponding electric signal when the temperature of the pyroelectric infrared sensor itself changes due to external radiation, so that when a patient enters a gap 210, the infrared energy detected by the infrared sensor 400 is caused to change and the infrared sensor 400 outputs a signal. And an object such as a quilt, clothes, etc., exposed from the notch 210 cannot trigger the infrared sensor 400 due to low infrared energy emitted therefrom.
The airbag cushion 500 is an airbag with an air storage space inside, the airbag cushion 500 is in a semicircular disc shape, the airbag cushion 500 is laid on the ground below the lower bed side 101 of the bed body 100, the airbag cushion 500 extends outwards from the bed body 100, the center of the airbag cushion 500 is located right below the notch 210, the radius of the airbag cushion 500 is not less than 1.7m, the airbag cushion 500 is communicated with the inflating mechanism 600, the inflating mechanism 600 is arranged below the bed body 100, and the inflating mechanism 600 inflates the airbag cushion 500.
The second load cell 800 is disposed on the ground below the notch 210, the airbag cushion 500 covers the second load cell 800, and since the airbag cushion 500 is soft, the weight of the airbag cushion 500 is not concentrated on the second load cell 800, and the weight measured by the second load cell 800 is lighter.
The threshold value of the second load cell 800 may be set to 30% of the weight of the patient, for example, 50KG of the weight of the patient, and the threshold value of the first load cell 300 may be set to 15KG, and if the weight measured by the second load cell 800 exceeds the threshold value, the second load cell 800 outputs an electrical signal.
The first weighing sensor 300, the second weighing sensor 800, the infrared sensor 400 and the inflation mechanism 600 are all electrically connected with the controller, the first weighing sensor 300, the second weighing sensor 800 and the infrared sensor 400 output electric signals to the controller, and if the controller receives the signals of the first weighing sensor 300 or the second weighing sensor 800 and the signals of the infrared sensor 400, the controller controls the inflation mechanism 600 to start, the inflation mechanism 600 inflates the airbag cushion 500, so that the time for the inflation mechanism 600 to fill the airbag cushion 500 is set to 0.3 seconds to ensure that the airbag cushion 500 has completed partial inflation during the falling process of the patient, and sufficient buffering is provided.
The shape of the cushion 700 is matched with the shape of the left side wall of the bed body 100, and the cushion 700 covers the left side wall of the left side rail 200, the left side wall of the bedside baffle, the left side wall of the bed tail baffle and the left side wall of the bed frame, so that the patient can be prevented from impacting the bed body 100 after falling down to the bed body 100, and injuries are caused.
The alarm can be a device such as an indicator lamp and a buzzer which can prompt medical staff, the alarm is arranged at a nurse station, the alarm and the controller can communicate in a wire communication mode, a Bluetooth communication mode, a wireless network communication mode and the like, and when the controller receives the signals of the first weighing sensor 300 or the second weighing sensor 800 and the signals of the infrared sensor 400, the controller starts the alarm, so that the alarm in the nurse station is started and the medical staff is reminded.
In some embodiments, airbag cushion 500 has a variety of shapes. For example, the airbag cushion 500 is laid around the periphery of the bed body 100, so that the airbag cushion 500 is shaped like a Chinese character 'hui', and the airbag cushion 500 can also reduce the injury caused by falling of the patient no matter the notch 210 is arranged at any position. Or, the airbag cushion 500 is rectangular, and since a plurality of sickbeds may be disposed in a ward, the airbag cushion 500 is laid on the ground between two sickbeds, so that the area of the airbag cushion 500 can be reduced, the manufacturing cost can be saved, and the time required for filling the airbag cushion 500 with gas can be reduced.
The sickbed anti-falling device is arranged for patients with poor compliance, the airbag cushion 500 is laid on the ground at the periphery of the bed body 100, the second weighing sensor 800 is arranged below the airbag cushion 500, then the inflation mechanism 600 is arranged below the bed body 100, then the controller is electrically connected with the inflation mechanism 600, and the first weighing sensor 300, the infrared sensor 400 and the second weighing sensor 800 are started, so that the sickbed anti-falling device is ensured to keep running, and the patients with poor compliance are ensured to be protected after falling down forcefully.
For patients with higher compliance, because the patient cannot get out of the bed by himself, the airbag cushion 500 and the inflation mechanism 600 can be removed, and the first weighing sensor 300, the infrared sensor 400 and the second weighing sensor 800 are all closed, so that the sickbed anti-falling device is deactivated, and electric energy is saved.
While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a sick bed prevents falling device which characterized in that: comprising the following steps:
a bed body, the top of which is provided with a mattress;
the railing surrounds the periphery of the mattress, and a notch for a patient to enter and exit is reserved on the railing;
the first weighing sensor is arranged on the mattress and is positioned below the notch;
the infrared sensor is arranged on the notch;
the air bag cushion is laid on the periphery of the bed body;
an inflation mechanism connected to the airbag cushion;
and the controller receives signals sent by the first weighing sensor and the infrared sensor, and controls the inflation mechanism to start when the weight measured by the first weighing sensor exceeds a threshold value and the infrared sensor detects an object.
2. The hospital bed fall prevention device according to claim 1, wherein: the side wall of the bed body where the notch is located is taken as a lower bed side, and the air bag cushion is arranged below the lower bed side.
3. The hospital bed fall prevention device according to claim 2, wherein: the airbag cushion extends to the outside of the bed body by taking the lower part of the notch as the center.
4. A patient bed fall prevention device according to claim 3, wherein: the distance between the edge of the air bag cushion extending to the outer part of the bed body and the notch is not less than 1.7m.
5. The hospital bed fall prevention device according to claim 2, wherein: the sickbed anti-falling device further comprises a soft cushion, and the soft cushion is arranged on the lower bed side.
6. The hospital bed fall prevention device according to claim 1, wherein: the sickbed anti-falling device further comprises a second weighing sensor, the second weighing sensor is arranged at the bottom of the air bag cushion, and when the weight measured by the first weighing sensor or the second weighing sensor exceeds a threshold value and the infrared sensor detects an object, the controller controls the inflation mechanism to be started.
7. The hospital bed fall prevention device of claim 6, wherein: the second weighing sensor is arranged below the notch.
8. The hospital bed fall prevention device according to claim 1, wherein: the inflation mechanism is arranged below the mattress.
9. The hospital bed fall prevention device according to claim 1, wherein: the sickbed anti-falling device further comprises an alarm, the alarm is communicated with the controller, and when the weight measured by the first weighing sensor exceeds a threshold value and an object is detected by the infrared sensor, the controller controls the alarm to be started.
10. The hospital bed fall prevention device according to claim 1, wherein: the infrared sensor is a pyroelectric infrared sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322073840.8U CN220344634U (en) | 2023-08-02 | 2023-08-02 | Anti-falling device for sickbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322073840.8U CN220344634U (en) | 2023-08-02 | 2023-08-02 | Anti-falling device for sickbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220344634U true CN220344634U (en) | 2024-01-16 |
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ID=89485233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322073840.8U Active CN220344634U (en) | 2023-08-02 | 2023-08-02 | Anti-falling device for sickbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220344634U (en) |
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2023
- 2023-08-02 CN CN202322073840.8U patent/CN220344634U/en active Active
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