Pneumatic constraint type intelligent turning-over nursing mattress

By using the auxiliary air cushion pressure adjustment structure and patient body fixation structure of the pneumatic restraint intelligent turning care mattress, the pressure on the patient's skin can be monitored and adjusted in real time, solving the problem of pressure sores that are difficult to avoid with existing turning mattresses, and realizing convenient and comfortable care for patients when turning over.

CN121242867APending Publication Date: 2026-01-02SHANGHAI CHEST HOSPITAL
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Patent Information

Application Number
CN202511485658.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-10-17
Publication Date
2026-01-02

AI Technical Summary

Technical Problem

Existing turning mattresses are not effective in preventing pressure sores, and current turning procedures damage the patient's skin, increasing the workload of medical staff and the patient's discomfort.

Method used

A pneumatically restrained intelligent turning and care mattress was designed, which includes an auxiliary air cushion pressure adjustment structure, a patient body fixation structure and a controller. By monitoring the pressure on the patient's skin in real time, the pressure is adjusted and the turning operation is performed. Combined with antibacterial and breathable materials, it can prevent pressure sores from forming.

Benefits of technology

It facilitates patient turning, prevents pressure sores, reduces the workload of medical staff, and improves patient comfort and nursing efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN121242867A_ABST
Patent Text Reader

Abstract

The invention discloses a pneumatic constraint type intelligent turning-over nursing mattress which comprises a mattress base plate and an auxiliary air cushion pressure adjusting structure, the mattress base plate is laid on a sickbed for a long-term bedridden patient to have a rest, and the auxiliary air cushion pressure adjusting structure is arranged on the mattress base plate and located on the lower side of the body of the long-term bedridden patient. The device is reasonable in overall design, simple in structure and convenient to operate, medical staff can be assisted in turning over a bedridden patient for a long time through the auxiliary air cushion pressure adjusting structure, and related pressure adjusting work can be conducted according to the skin pressure condition of the patient; by the adoption of the structure, related auxiliary operation of turning over of a patient can be achieved, formation of pressure sores can be avoided, corresponding pressure adjustment work can be carried out on the position with large pressure, the patient lying in bed for a long time can be effectively nursed, and great convenience is brought to related nursing work of the patient lying in bed for a long time.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of medical devices, in particular to a pneumatic restraint type intelligent turning-over nursing mattress. BACKGROUND

[0002] The turning-over mattress is a medical auxiliary device for assisting medical staff to turn over long-term bedridden patients. Long-term bedridden patients are prone to pressure sores, also known as bedsores or pressure ulcers, which are skin and tissue damage limited to the body position. Due to long-term pressure on the tissue, blood supply is insufficient, causing skin damage, ulcers, and even necrosis. It usually occurs in patients who have been lying down for a long time, especially those who are unable to move and have limited local nerve and blood supply.

[0003] Currently, when turning over long-term bedridden patients, most of the operations are completed by two medical staff manually. First, one medical staff places one hand under the patient's neck and shoulder and the other hand under the patient's waist. The other medical staff places one hand under the patient's waist and the other hand under the patient's popliteal fossa. Both medical staffs bend down and lift the patient, gently push the patient to the other side, and finally place a corresponding soft pillow on the patient's back. This turning-over operation not only increases the labor intensity of medical staff, but also easily causes friction and shear force on the patient's skin, causing damage to the patient's skin and causing great discomfort to the patient.

[0004] In addition, a small number of existing turning-over mattresses are used to assist in the operation, such as the application number 2018201765146, a pneumatic turning-over mattress, which includes a main mattress, a left air bag on the left side of the main mattress, a right air bag on the right side of the main mattress, and an inflation assembly for inflating the left and right air bags to make the main mattress turn left or right. The main mattress is formed by 3D cotton and a plurality of main carbon fiber rods. The bottom of the main mattress is connected with a traction layer. When the patient turns over, the medical staff controls the corresponding air bag to inflate, so that the main mattress can be forced to the corresponding side. Although this pneumatic turning-over mattress can assist in turning over the patient, it is difficult to avoid the formation of pressure sores and difficult to adjust the pressure at the position with greater pressure. It cannot effectively nurse long-term bedridden patients, which brings great inconvenience to the nursing work of long-term bedridden patients. SUMMARY

[0005] In order to solve the problems in the prior art in technicality and practicability, the present application aims to provide a pneumatic restraint type intelligent turning-over nursing mattress, which is reasonable in overall design, simple in structure, and convenient to operate, and can perform turning-over operation on a patient who has been in bed for a long time for a medical staff and perform relevant adjustment work on pressure according to the pressure on the skin of the patient through an auxiliary air cushion pressure regulating structure, so that the related auxiliary operation on turning over the patient can be solved, the formation of pressure sores can be avoided, the corresponding pressure adjustment work can be performed on the position under greater pressure, the patient who has been in bed for a long time can be effectively nursed, and great convenience is brought to the related nursing work of the patient who has been in bed for a long time.

[0006] In order to solve the above technical problems, the present application adopts the following technical solutions to realize:

[0007] A pneumatic restraint type intelligent turning-over nursing mattress, characterized in that it comprises

[0008] a mattress base plate, which is laid on a sickbed for a patient who has been in bed for a long time to rest;

[0009] an auxiliary air cushion pressure regulating structure for a medical staff to perform turning-over operation on a patient who has been in bed for a long time and perform relevant adjustment work on pressure according to the pressure on the skin of the patient, which is arranged on the mattress base plate and located at the lower side of the body of the patient who has been in bed for a long time;

[0010] a patient body fixing structure for effectively fixing the body of the patient when the medical staff performs turning-over operation on the patient who has been in bed for a long time through the auxiliary air cushion pressure regulating structure, which is arranged on the mattress base plate and located at both sides of the body of the patient who has been in bed for a long time;

[0011] a controller for controlling the relevant working states of the auxiliary air cushion pressure regulating structure and the patient body fixing structure, which is communicatively connected with the auxiliary air cushion pressure regulating structure and the patient body fixing structure.

[0012] In a preferred embodiment of the present application, the auxiliary air cushion pressure regulating structure comprises two groups of air cushion groups capable of effectively adjusting the pressure on both sides of the body of the patient who has been in bed for a long time, the two groups of air cushion groups are symmetrically arranged on both sides of the mattress base plate, and the air cushion groups are communicatively connected with the controller.

[0013] In a preferred embodiment of the present application, the air cushion group comprises a plurality of air cushions capable of independent control inflation, the plurality of air cushions are arranged in parallel along the length direction of the mattress base plate, the air inlet of each air cushion is connected to the air pump for inflating and deflating the air cushion, an electromagnetic valve corresponding to the air inlet of the air cushion is arranged at the air inlet, a pressure sensor for monitoring the pressure on the corresponding skin position of the patient in real time is arranged on the surface of the air cushion in contact with the patient, and the pressure sensor and the air pump are connected to the controller in communication.

[0014] In a preferred embodiment of the present application, the auxiliary air cushion pressure regulating structure further comprises a pressure abnormality alarm module for sending a pressure alarm signal when the pressure sensor monitors that the pressure on the corresponding skin position of the patient is greater than the upper limit value of the pressure, so as to provide medical staff with timely corresponding operation, and the pressure abnormality alarm module is connected to the controller in communication.

[0015] In a preferred embodiment of the present application, an antibacterial and breathable layer made of antibacterial and breathable material is arranged on the surface of the air cushion in contact with the skin of the patient.

[0016] In a preferred embodiment of the present application, the patient body fixing structure comprises

[0017] An upper limb adjustable binding structure for effectively binding and fixing the chest and arm of the patient who is in long-term bed rest, the upper limb adjustable binding structure is arranged at the middle position of the mattress base plate.

[0018] A lower limb adjustable binding structure for effectively binding and fixing the leg of the patient who is in long-term bed rest, the lower limb adjustable binding structure is arranged at the tail position of the mattress base plate.

[0019] In a preferred embodiment of the present application, the upper limb adjustable binding structure comprises

[0020] An upper limb unlocking groove, the upper limb unlocking groove is arranged at one side of the middle part of the mattress base plate.

[0021] An upper limb binding belt for effectively binding and fixing the chest and arm of the patient who is in long-term bed rest, one end of the upper limb binding belt is arranged on the upper limb binding belt winding shaft capable of winding the upper limb binding belt on the upper part thereof, the upper limb binding belt winding shaft is rotatably arranged at the bottom of the upper limb unlocking groove, and one end of the upper limb binding belt is provided with an upper limb binding belt guide capable of being clamped in the upper limb unlocking groove.

[0022] An upper limb locking groove for clamping and locking the upper limb binding belt guide pulled into the upper limb locking groove, the upper limb locking groove is arranged at the other side of the middle part of the mattress base plate.

[0023] In one preferred embodiment of the present application, an upper limb restraint air cushion capable of controlling the relevant restraint force on the chest and arm of the patient by inflation and deflation is arranged on the side of the upper limb restraint belt in contact with the skin of the patient, the upper limb restraint air cushion extends along the length direction of the upper limb restraint belt and is in communication with an upper limb air pump for inflating and deflating the upper limb restraint air cushion, an upper limb pressure sensor for monitoring the relevant restraint force on the chest and arm of the patient in real time is arranged on the upper limb restraint air cushion, and the upper limb pressure sensor and the upper limb air pump are respectively in communication connection with the controller.

[0024] In one preferred embodiment of the present application, the lower limb adjustable restraint structure comprises

[0025] A lower limb unlocking slot is arranged at one side of the tail of the mattress base plate.

[0026] A lower limb restraint belt for effectively restraining and fixing the legs of the long-term bedridden patient is arranged, one end of the lower limb restraint belt is arranged on a lower limb restraint belt winding shaft capable of winding the lower limb restraint belt on the upper part thereof, the lower limb restraint belt winding shaft is rotatably arranged at the bottom of the lower limb unlocking slot, and one end of the lower limb restraint belt is provided with a lower limb restraint belt guide capable of being clamped in the lower limb unlocking slot.

[0027] A lower limb locking slot for clamping and locking the lower limb restraint belt guide pulled into the inside thereof is arranged at the other side of the tail of the mattress base plate.

[0028] In one preferred embodiment of the present application, a lower limb restraint air cushion capable of controlling the relevant restraint force on the legs of the patient by inflation and deflation is arranged on the side of the lower limb restraint belt in contact with the skin of the patient, the lower limb restraint air cushion extends along the length direction of the lower limb restraint belt and is in communication with a lower limb air pump for inflating and deflating the lower limb restraint air cushion, a lower limb pressure sensor for monitoring the relevant restraint force on the legs of the patient in real time is arranged on the lower limb restraint air cushion, and the lower limb pressure sensor and the lower limb air pump are respectively in communication connection with the controller.

[0029] Compared with the prior art, the present application has reasonable overall design, simple structure and convenient operation, the auxiliary air cushion pressure regulating structure can assist the medical staff in turning over the long-term bedridden patient and can adjust the pressure according to the pressure condition of the skin of the patient, the structure can not only solve the related auxiliary operation of turning over the patient, but also can avoid the formation of pressure sores, can adjust the pressure of the position under greater pressure, can effectively nurse the long-term bedridden patient, and brings great convenience to the related nursing work of the long-term bedridden patient. BRIEF DESCRIPTION OF DRAWINGS

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0031] Figure 1 The structure diagram of the present application laid on the sickbed.

[0032] Figure 2 The structure diagram of the present application laid on the sickbed.

[0033] Figure 3 The structure diagram of the present application laid on the sickbed.

[0034] Figure 4 The structure diagram of the present application laid on the sickbed. DETAILED DESCRIPTION

[0035] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the following will further describe the present application in combination with specific drawings.

[0036] Referring to Figures 1-4 As shown in the figure, a kind of pneumatic restraint type intelligent turning-over nursing mattress is shown, including mattress base plate 100, auxiliary air cushion pressure regulating structure 200, patient body fixing structure 300 and controller.

[0037] Mattress base plate 100 is laid on the sickbed 400 for long-term bedridden patient 500 to rest, and mattress base plate 100 is made of high-density foam material, which effectively improves the strength and stability of the mattress base plate, and further improves the practicality of the intelligent turning-over nursing mattress.

[0038] Auxiliary air cushion pressure regulating structure 200 is used to assist medical staff to turn over long-term bedridden patient 500 and to adjust the pressure according to the skin pressure of the patient, and the auxiliary air cushion pressure regulating structure is arranged on the mattress base plate 100 and located at the lower side of the body of long-term bedridden patient 500.

[0039] Patient body fixing structure 300 is used to effectively fix the patient's body when medical staff turns over long-term bedridden patient through auxiliary air cushion pressure regulating structure, and patient body fixing structure 300 is arranged on the mattress base plate 100 and located at both sides of the body of long-term bedridden patient 500.

[0040] The controller is used for controlling the working state of the auxiliary air cushion pressure regulating structure 200 and the patient body fixing structure 300, and is in communication connection with the auxiliary air cushion pressure regulating structure and the patient body fixing structure, respectively.

[0041] The controller is in communication connection with a remote controller used for controlling the working state of the controller, and the remote controller is provided with control buttons for left turning over, right turning over, left shoulder lifting, right shoulder lifting, left leg lifting, right leg lifting and the like, and can control the controller to perform corresponding control actions.

[0042] The auxiliary air cushion pressure regulating structure 200 comprises two groups of air cushion groups 210 capable of effectively adjusting the pressure borne by the two sides of the body of the long-term bedridden patient, and the two groups of air cushion groups 210 are symmetrically arranged on the two sides of the mattress base plate 100, and the air cushion groups 210 are in communication connection with the controller.

[0043] The air cushion group 210 comprises a plurality of air cushions 211 capable of being independently controlled to be inflated, the plurality of air cushions 211 are arranged in parallel along the length direction of the mattress base plate 100, the air inlets of the plurality of air cushions 211 are respectively in communication connection with air pumps used for inflating and deflating the air cushions 211, electromagnetic valves corresponding to the air cushions 211 are arranged at the air inlets of the air cushions 211, and pressure sensors used for monitoring the pressure borne by the corresponding skin positions of the patient in real time are arranged on the surfaces of the air cushions 211 in contact with the patient, and the pressure sensors and the air pumps are in communication connection with the controller, respectively.

[0044] When the pressure sensor monitors that the pressure value borne by the corresponding skin of the patient is greater than the lower limit value of the pressure and less than the upper limit value of the pressure, the controller controls the electromagnetic valve of the corresponding air cushion to be opened, and controls the air pump to perform deflation operation on the air cushion, until the pressure value borne by the corresponding skin of the patient is less than the lower limit value of the pressure, and when the corresponding turning over operation is needed to be performed on the patient, only the air cushion group 210 arranged on one side of the mattress base plate 100 needs to be deflated, and the air cushion group 210 arranged on the other side needs to be inflated, so that the turning over operation on the patient can be completed.

[0045] The auxiliary air cushion pressure regulating structure 200 further comprises a pressure abnormality alarm module which sends a pressure alarm signal when the pressure sensor monitors that the pressure value borne by the corresponding skin of the patient is greater than the upper limit value of the pressure, so that the medical staff can timely perform corresponding operation, and the pressure abnormality alarm module is in communication connection with the controller, and the structure can make the medical staff perform corresponding processing on the skin of the patient which bears greater pressure, so that the pressure sores on the skin of the patient can be further avoided.

[0046] An antibacterial and breathable layer made of antibacterial and breathable material is arranged on the surface of the air cushion in contact with the skin of the patient, and the antibacterial and breathable layer can effectively improve the air permeability and antibacterial performance of the related air cushion, so that the comfort of the patient is further improved.

[0047] The patient body fixing structure 300 comprises an upper limb adjustable binding structure 310 and a lower limb adjustable binding structure 320, the upper limb adjustable binding structure 310 is used for effectively binding and fixing the chest and arm of the long-term bedridden patient, and is arranged at the middle position of the mattress base plate 100.

[0048] The lower limb adjustable binding structure 320 is used for effectively binding and fixing the leg of the long-term bedridden patient, and is arranged at the tail position of the mattress base plate 100. By effectively combining the upper limb adjustable binding structure and the lower limb adjustable binding structure, the safety performance of the patient during turning over can be ensured, and the limbs of the patient can be effectively bound and fixed, so as to avoid the limbs of the patient from touching the catheter when the patient is agitated, and to avoid the occurrence of adverse events such as catheter slipping.

[0049] The upper limb adjustable binding structure 310 comprises an upper limb unlocking groove body 311, an upper limb binding belt 313 and an upper limb locking groove body 312, and the upper limb unlocking groove body 311 is arranged at one side of the middle part of the mattress base plate 100.

[0050] The upper limb binding belt 313 is used for effectively binding and fixing the chest and arm of the long-term bedridden patient, and one end of the upper limb binding belt 313 is arranged on the upper limb binding belt winding shaft capable of winding the upper limb binding belt on the upper part thereof. The upper limb binding belt winding shaft is rotatably arranged at the bottom of the upper limb unlocking groove body, and one end of the upper limb binding belt 313 is provided with an upper limb binding belt guide capable of being clamped in the upper limb unlocking groove body.

[0051] The upper limb locking groove body 312 is used for clamping and locking the upper limb binding belt guide pulled into the inside thereof, and is arranged at the other side of the middle part of the mattress base plate 100.

[0052] An upper limb binding air cushion capable of controlling the related binding force of the chest and arm of the patient by charging and discharging is arranged on the side of the upper limb binding belt 313 in contact with the skin of the patient. The upper limb binding air cushion extends along the length direction of the upper limb binding belt and is in communication with the upper limb air pump for charging and discharging thereof. An upper limb pressure sensor for monitoring the related binding force of the chest and arm of the patient in real time is arranged on the upper limb binding air cushion, and the upper limb pressure sensor and the upper limb air pump are respectively in communication connection with the controller.

[0053] When the patient's chest and arm are fixed, the "open" button on one side of the upper limb locking groove 311 is pressed, the upper limb restraint belt guide is pulled out of the upper limb unlocking groove 311, and the upper limb restraint belt 313 is unwound from the upper limb restraint belt winding shaft, then the upper limb restraint belt guide is inserted into the upper limb locking groove 312, and the "lock" button on one side of the upper limb locking groove is pressed to complete the preliminary restraint and fixation of the patient's chest and arm. Finally, the upper limb restraint air cushion is inflated, and the controller inflates and deflates according to the pressure value fed back by the upper limb pressure sensor. When the pressure value is between the upper limb pressure lower limit value and the upper limb pressure upper limit value, the inflation and deflation stops. When the pressure value is less than the upper limb pressure lower limit value, inflation is performed. When the pressure value is greater than the upper limb pressure upper limit value, deflation is performed.

[0054] The lower limb adjustable restraint structure 320 includes a lower limb unlocking groove 321, a lower limb restraint belt 323, and a lower limb locking groove 322. The lower limb unlocking groove 321 is arranged at one side of the tail of the mattress base plate 100.

[0055] The lower limb restraint belt 323 is used to effectively restrain and fix the legs of long-term bedridden patients. One end of the lower limb restraint belt 323 is arranged on a lower limb restraint belt winding shaft capable of winding and rolling the lower limb restraint belt on its upper part. The lower limb restraint belt winding shaft is rotatably arranged at the bottom of the lower limb unlocking groove. One end of the lower limb restraint belt 323 is provided with a lower limb restraint belt guide capable of being clamped in the lower limb unlocking groove.

[0056] The lower limb locking groove 322 is used to clamp and lock the lower limb restraint belt guide pulled into it. The lower limb locking groove 322 is arranged at the other side of the tail of the mattress base plate 100.

[0057] A lower limb restraint air cushion capable of controlling the relevant restraint force on the patient's legs by inflation and deflation is arranged on the side of the lower limb restraint belt 322 in contact with the patient's skin. The lower limb restraint air cushion extends along the length direction of the lower limb restraint belt and is in communication with a lower limb air pump for inflating and deflating it. A lower limb pressure sensor for monitoring the relevant restraint force of the lower limb restraint air cushion on the patient's legs in real time is arranged on the lower limb restraint air cushion. The lower limb pressure sensor and the lower limb air pump are respectively in communication connection with the controller.

[0058] When the patient's leg is fixed, the "open" button arranged on one side of the lower limb locking groove 321 is pressed, the lower limb restraint belt guide is pulled out of the lower limb unlocking groove 321, and the lower limb restraint belt 323 is wound around the lower limb restraint belt winding shaft, then the lower limb restraint belt guide is inserted into the lower limb locking groove, and the "lock" button arranged on one side of the lower limb locking groove is pressed to complete the preliminary fixation of the patient's leg. Finally, the lower limb restraint air cushion is inflated, and the controller inflates and deflates according to the pressure value fed back by the lower limb pressure sensor. When the pressure value is between the lower limb pressure lower limit value and the lower limb pressure upper limit value, the inflation and deflation operation is stopped. When the pressure value is less than the lower limb pressure lower limit value, inflation is performed. When the pressure value is greater than the lower limb pressure upper limit value, deflation is performed. The inflation and deflation operation is also performed during the turning-over of the patient.

[0059] In summary, the whole design of the present application is reasonable, simple in structure and convenient to operate. The auxiliary air cushion pressure regulating structure can assist medical personnel in turning over the patient who has been in bed for a long time and adjust the pressure according to the pressure on the patient's skin. This structure not only solves the related auxiliary operation of turning over the patient, but also avoids the formation of pressure sores, adjusts the pressure on the position with greater pressure, effectively nurses the patient who has been in bed for a long time, and brings great convenience to the related nursing work of the patient who has been in bed for a long time.

[0060] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A pneumatic restraint type intelligent turning care mattress, characterized in that, The utility model provides a bed mattress base, the bed mattress base lays on the sickbed for long-term bedridden patient rest; An auxiliary air cushion pressure regulating structure for assisting medical staff to turn over long-term bedridden patients and to adjust pressure according to the pressure on the skin of the patient, the auxiliary air cushion pressure regulating structure is arranged on the bed mattress base and is located at the lower side of the body of the long-term bedridden patient; A patient body fixing structure for effectively fixing the body of the long-term bedridden patient when the medical staff turns over the patient through the auxiliary air cushion pressure regulating structure, the patient body fixing structure is arranged on the bed mattress base and is located at both sides of the body of the long-term bedridden patient; A controller for controlling the working state of the auxiliary air cushion pressure regulating structure and the patient body fixing structure, the controller is communicatively connected with the auxiliary air cushion pressure regulating structure and the patient body fixing structure. The auxiliary air cushion pressure regulating structure comprises two groups of air cushion groups capable of effectively adjusting the pressure on both sides of the body of the long-term bedridden patient, the two groups of air cushion groups are symmetrically arranged on both sides of the bed mattress base, and the air cushion groups are communicatively connected with the controller.

2. A pneumatic restraint-type intelligent roll-over nursing mattress as claimed in claim 1, characterized in that: The air cushion group comprises a plurality of air cushions capable of being independently controlled to inflate, the plurality of air cushions are distributed side by side along the length direction of the bed mattress base, the air inlets of the plurality of air cushions are respectively connected with air pumps for inflating and deflating the air cushions, an electromagnetic valve corresponding to the air cushion is arranged at the air inlet of the air cushion, a pressure sensor for monitoring the pressure on the corresponding skin position of the patient in real time is arranged on the surface of the air cushion in contact with the patient, and the pressure sensor and the air pump are communicatively connected with the controller.

3. A pneumatic restraint-type intelligent roll-over nursing mattress as claimed in claim 2, characterized in that: The auxiliary air cushion pressure regulating structure further comprises a pressure abnormality alarm module for sending a pressure alarm signal when the pressure sensor detects that the pressure value on the corresponding skin of the patient is greater than the upper limit value of the pressure, so that the medical staff can timely perform corresponding operations, and the pressure abnormality alarm module is communicatively connected with the controller.

4. A pneumatic restraint-type intelligent roll-over nursing mattress as claimed in claim 3, characterized in that: An antibacterial and breathable layer made of antibacterial and breathable material is arranged on the surface of the air cushion in contact with the skin of the patient.

5. A pneumatic restraint-type smart roll-over nursing mattress as claimed in claim 4, characterized in that: The patient body fixing structure comprises 6. A pneumatic restraint-type smart roll-over nursing mattress as defined in claim 1, characterized by: An upper limb adjustable binding structure for effectively binding and fixing the chest and arms of the long-term bedridden patient, the upper limb adjustable binding structure is arranged at the middle position of the bed mattress base; A lower limb adjustable binding structure for effectively binding and fixing the legs of the long-term bedridden patient, the lower limb adjustable binding structure is arranged at the tail position of the bed mattress base. The upper limb adjustable binding structure comprises 7. A pneumatic restraint-type smart roll-over nursing mattress as claimed in claim 6, characterized in that: An upper limb unlocking groove body arranged at one side of the middle part of the bed mattress base; An upper limb binding belt for effectively binding and fixing the chest and arms of the long-term bedridden patient, one end of the upper limb binding belt is arranged on an upper limb binding belt winding shaft capable of winding the upper limb binding belt on the upper limb binding belt winding shaft, the upper limb binding belt winding shaft is rotatably arranged at the bottom of the upper limb unlocking groove body, and one end of the upper limb binding belt is provided with an upper limb binding belt guide capable of being clamped in the upper limb unlocking groove body; An upper limb locking groove body for clamping and locking the upper limb binding belt guide pulled into the upper limb locking groove body, the upper limb locking groove body is arranged at the other side of the middle part of the bed mattress base. ​ 8. A pneumatic restraint-type smart roll-over nursing mattress as claimed in claim 7, characterized in that: An upper limb restraint air cushion capable of controlling the relevant restraint force on the chest and arm of the patient by inflation and deflation is arranged on the side of the upper limb restraint belt in contact with the skin of the patient, the upper limb restraint air cushion extends along the length direction of the upper limb restraint belt and is in communication with an upper limb air pump for inflating and deflating the upper limb restraint air cushion, an upper limb pressure sensor for monitoring the relevant restraint force on the chest and arm of the patient in real time is arranged on the upper limb restraint air cushion, and the upper limb pressure sensor and the upper limb air pump are respectively in communication connection with the controller.

9. A pneumatic restraint-type smart roll-over nursing mattress as claimed in claim 6, characterized in that: The lower limb adjustable restraint structure comprises A lower limb unlocking groove body arranged at one side of the tail of the mattress base plate; A lower limb restraint belt for effectively restraining and fixing the legs of the long-term bedridden patient, one end of the lower limb restraint belt is arranged on a lower limb restraint belt winding shaft capable of winding the lower limb restraint belt on the upper part thereof, the lower limb restraint belt winding shaft is rotatably arranged at the bottom of the lower limb unlocking groove body, and one end of the lower limb restraint belt is provided with a lower limb restraint belt guide capable of being clamped in the lower limb unlocking groove body; A lower limb locking groove body for clamping and locking the lower limb restraint belt guide pulled into the interior thereof, the lower limb locking groove body is arranged at the other side of the tail of the mattress base plate.

10. A pneumatic restraint-type smart roll-over nursing mattress as claimed in claim 9, characterized in that: A lower limb restraint air cushion capable of controlling the relevant restraint force on the legs of the patient by inflation and deflation is arranged on the side of the lower limb restraint belt in contact with the skin of the patient, the lower limb restraint air cushion extends along the length direction of the lower limb restraint belt and is in communication with a lower limb air pump for inflating and deflating the lower limb restraint air cushion, a lower limb pressure sensor for monitoring the relevant restraint force on the legs of the patient in real time is arranged on the lower limb restraint air cushion, and the lower limb pressure sensor and the lower limb air pump are respectively in communication connection with the controller.