Multifunctional head fixing nursing pillow

Abstract

The utility model relates to the technical field of nursing pillows, in particular to a multifunctional head fixing nursing pillow which comprises a supporting seat, an arc-shaped pillow block, an arc-shaped side plate and air bags, the air bags are divided into a first air bag and a second air bag, and the air bags are arranged on the surfaces of the arc-shaped pillow block and the arc-shaped side plate. The air distribution block is communicated with an air source and the air bag, the control system is used for controlling the air distribution block to inflate and deflate the air bag, and air holes are formed in the arc-shaped pillow block and the arc-shaped side plate; the first air bag and the second air bag are alternately arranged, are controlled by the control system and the gas distribution block to be alternately in an expansion state and a contraction state and alternately make contact with and fix the head, and the same part of the head is prevented from being pressed for a long time. The exhaust port of the gas distribution block is communicated with the air hole and is matched with the piston to move, so that sweat possibly generated at the contact part of the air bag and the head can be dried during and after the air bag is exhausted and contracted, and the possibility of bacterium breeding is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to nursing pillow technical field, concretely is a multifunctional head skull fixing nursing pillow. BACKGROUND

[0002] The head skull fixing nursing pillow is a kind of medical auxiliary equipment, is used to fix the head of patient in medical environment, to avoid the movement of head, keep specific position. Especially after brain surgery, spinal surgery or face surgery, keep the head of patient stable by head skull fixing nursing pillow, to promote wound healing, reduce the pressure of surgical site, prevent postoperative complication.

[0003] The multifunctional head skull fixing nursing pillow not only can meet the basic requirement of fixing head, but also has adjustability to adapt to the head size of different patients and nursing needs.

[0004] The existing multifunctional head skull fixing nursing pillow controls pillow body movement by adjusting mechanism, pillow body is in contact with the head of patient and is pressed tightly, realizes the fixation of the head of patient, so there is a problem, especially for the critical patient needing long time use, long time close contact in the same position, the heat of contact site is not easy to dissipate, and bacteria are easily bred by gathering sweat, on the other hand, long time compression in the same position can easily lead to the ischemia of tissue of compressed site, and even form pressure sore. UTILITARY MODEL CONTENT

[0005] The utility model aims at providing a kind of multifunctional head skull fixing nursing pillow, pillow body is distributed air bag, and air bag is alternately contacted and supports head skull, to solve the problem raised in the above background technique.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A kind of multifunctional head skull fixing nursing pillow, including support seat, arc pillow block, arc side plate and the adjusting mechanism capable of adjusting the position of the arc side plate on the support seat, the multifunctional head skull fixing nursing pillow further includes have;

[0008] Air bag, the air bag is divided into first air bag and second air bag, the first air bag, second air bag is alternately distributed, the first air bag and second air bag are alternately in the state of expansion and shrinkage, alternately contact and fix head skull, the air bag is arranged on the surface of the arc pillow block, arc side plate;

[0009] Further including gas distribution block, the gas distribution block is communicated with gas source and the air bag, the gas distribution block is divided into first gas distribution block and second gas distribution block and is respectively communicated with the first air bag and second air bag;

[0010] Also include a control system, the control system controls the gas distribution block, realize the inflation and deflation of the air bag, the control system includes:

[0011] The controller receives the electrical signal of the gas distribution block and the timer, and controls the on-off of the gas circuit in the gas distribution block;

[0012] The timer is used for timing and sending signals to the controller to control the time interval between the air bag state alternation.

[0013] Preferably, the air bag is strip-shaped and distributed along the surface of the arc-shaped pillow block or arc-shaped side plate parallel to the support seat.

[0014] Preferably, the diameter of the air bag decreases from both sides to the center of the arc-shaped pillow block or arc-shaped side plate.

[0015] Preferably, the gas distribution block includes a containing cavity, one end of the containing cavity is communicated with the air bag, the other end is communicated with the gas source through a gas inlet, and the containing cavity is also provided with a gas outlet, and the gas inlet and the gas outlet are both provided with electromagnetic valves.

[0016] Preferably, the gas inlet and the gas outlet are on the same side, a piston is arranged in the containing cavity, a spring is arranged between the piston and the side wall of the containing cavity, the spring is installed on the side away from the gas inlet, and a pressure sensor is arranged between the side wall of the containing cavity and the spring.

[0017] Preferably, the gas outlet is communicated with the air hole arranged on the arc-shaped pillow block and the arc-shaped side plate through a hose, the air hole is located between the first air bag and the second air bag, and the gas outlet is also provided with a pressure regulating valve.

[0018] Compared with the prior art, the air bag has the advantages that:

[0019] 1. The first air bag and the second air bag are alternately arranged, the control system and the gas distribution block are used to control the first air bag and the second air bag to alternately be in the inflated and contracted states, and the head is fixed by the alternately contacting, so that the same part of the head is avoided from being pressed for a long time.

[0020] 2. The gas outlet of the gas distribution block is communicated with the air hole arranged on the arc-shaped pillow block and the arc-shaped side plate, and cooperates with the piston to move, so that the sweat possibly generated at the contact part of the air bag and the head can be blown away when the air bag is deflated and after deflation, and the possibility of breeding bacteria is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The front view of the air bag in the inflated state is shown in the figure.

[0022] Figure 2The structure schematic diagram of the normal working state of the utility model;

[0023] Figure 3 The utility model discloses Figure 2 The enlarged view of A in the middle;

[0024] Figure 4 The utility model discloses the sectional view of gas distribution block;

[0025] Figure 5 The utility model discloses arc pillow block or arc side plate inner flow cavity distribution schematic diagram.

[0026] In the drawing: 1, support seat;2, arc pillow block;3, arc side plate;4, first air bag;5, second air bag;6, gas distribution block;601, containing cavity;602, air inlet;603, exhaust port;604, electromagnetic valve;605, pressure regulating valve;606, piston;607, spring;608, pressure sensor;7, control system;8, air hole;9, distribution interface;10, flow cavity;11, quick connector. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] The utility model provides a kind of technical scheme:

[0029] Referring to Figure 1 And Figure 2 A multifunctional head fixing nursing pillow, comprising support seat 1, arc pillow block 2, arc side plate 3 and adjusting mechanism capable of adjusting the position of arc side plate 3 on support seat 1, the adjusting mechanism can adopt screw rod mechanism in the prior art, the rotation of screw rod drives arc side plate 3 to slide along support seat 1, it can also be rack and pinion mechanism or air cylinder telescopic rod linear actuator in the prior art, realize the position adjustment of arc side plate 3 on support seat 1, support seat 1 is fixed on sickbed by clamp fixing mechanism (such as C-shaped clamp, bolt fixer etc.) or bandage fixing system in the prior art, multifunctional head fixing nursing pillow further comprises;

[0030] Air bag, air bag is divided into first air bag 4 and second air bag 5, first air bag 4, second air bag 5 is alternately distributed, first air bag 4 and second air bag 5 are alternately in inflation and contraction state, so that first air bag 4, second air bag 5 can be alternately contacted and fixed head, air bag is arranged on the surface of arc pillow block 2, arc side plate 3;

[0031] Referring to Figure 2 , the gas distribution block 6 is in communication with the gas source and the air bags, and the gas source described in the application can be obtained from outside through a hose or can be a gas generating device such as a gas pump arranged in the utility model. The gas distribution block 6 is divided into a first gas distribution block and a second gas distribution block, and the first gas distribution block and the second gas distribution block are the same in structure. The first gas distribution block is in communication with the first air bag 4, and the second gas distribution block is in communication with the second air bag 5.

[0032] The control system 7 is further included, which controls the gas distribution block 6 to realize the inflation and deflation of the air bags. The control system 7 includes:

[0033] The controller receives the electrical signals of the gas distribution block 6 and the timer, controls the on-off of the gas circuit in the gas distribution block 6, and uses an STM32F103C8T6 single-chip microcomputer in the application.

[0034] The timer is used for timing and sending signals to the controller to control the time interval between the alternating states of the air bags. The timer in the application uses the integrated timer in the controller (i.e. STM32F103C8T6 single-chip microcomputer), and of course, a timer compatible with the controller can also be externally connected.

[0035] The air bags are in the shape of a strip and are distributed along the surface of the arc-shaped pillow block 2 or the arc-shaped side plate 3 in parallel to the support seat 1 (see Figure 2 ).

[0036] The diameter of the air bags decreases from both sides of the arc-shaped pillow block 2 or the arc-shaped side plate 3 to the center (see Figure 1 ), so that the air bags at the edge can fit the head better after inflation.

[0037] Referring to Figure 4 , the gas distribution block 6 includes a containing cavity 601, one end of which is in communication with the air bags through a distribution interface 9, and the other end is in communication with the gas source through an air inlet 602. The containing cavity 601 is also provided with an air outlet 603, and the air inlet 602 and the air outlet 603 are both provided with electromagnetic valves 604.

[0038] The air inlet 602 and the air outlet 603 are on the same side, and the containing cavity 601 is provided with a piston 606, the piston 606 is provided with a spring 607 between the side wall of the containing cavity 601, the spring 607 is installed on the side away from the air inlet 602, and a pressure sensor 608 is arranged between the side wall of the containing cavity 601 and the spring 607; the gas enters the containing cavity 601 through the air inlet 602, and as the air pressure increases, the gas pushes the piston 606 to move against the elastic force of the spring 607, and then pushes the gas in the containing cavity 601 on the other side opposite to the air inlet 602 to enter the air bag, so that the air bag is inflated and expanded, and then contacts and fixes the head, in this process, the spring 607 is compressed and acts on the pressure sensor 608, and the pressure sensor 608 measures the pressure value, and in the application, the pressure sensor 608 is selected as a MEMS resistance pressure sensor 608, and the specific size can be determined according to actual needs.

[0039] Referring to Figure 3 and Figure 4 , the air outlet 603 is communicated with the air hole 8 arranged on the arc-shaped pillow block 2 and the arc-shaped side plate 3 through a hose, the air hole 8 is located between the first air bag 4 and the second air bag 5, and the air outlet 603 is further provided with a pressure regulating valve 605, the pressure regulating valve 605 is located downstream of the electromagnetic valve 604, and of course, a throttling device such as a hole plate can also be arranged between the pressure regulating valve 605 and the air hole 8 according to the flow rate of the gas blown out of the air hole 8, so that the airflow blown out of the air hole 8 is relatively moderate.

[0040] Referring to Figure 5 , for the connection of the distribution interface 9 on the gas distribution block 6 with the air bag and the connection of the air outlet 603 with the air hole 8, in the application, the arc-shaped pillow block 2 and the arc-shaped side plate 3 are both provided with three groups of flow-through cavities 10, the flow-through cavities 10 are sequentially distributed in the width direction of the arc-shaped pillow block 2 or the arc-shaped side plate 3 and correspond to the first air bag 4, the second air bag 5 and the air hole 8 respectively, the arc-shaped pillow block 2 and the arc-shaped side plate 3 are both provided with three groups of quick interfaces 11 and are communicated with the corresponding flow-through cavities 10, and finally the corresponding interfaces are connected through a hose.

[0041] In the application, the controller, the timer, the electromagnetic valve 604, the pressure sensor 608 and the circuit connection and setting therebetween are all prior art, the controller receives the electric signals of the timer and the pressure sensor 608 and controls the opening and closing of the electromagnetic valve 604, and is widely used in automatic equipment, water treatment, food processing and other industries.

[0042] The utility model discloses a multifunctional skull fixing nursing pillow, which comprises a support seat, a plurality of arc-shaped side plates, a plurality of first gas bags, a plurality of second gas bags, a plurality of gas distribution blocks, a plurality of electromagnetic valves, a plurality of pressure sensors, a plurality of springs, a plurality of pistons, a plurality of accommodating cavities, a plurality of air outlets, a plurality of air inlets, a plurality of pressure regulating valves, a plurality of air holes, a controller, a timing device and a control system.

[0043] Although the embodiments of the utility model have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multifunctional head fixation nursing pillow comprising a support base, an arc-shaped pillow block, arc-shaped side plates and an adjusting mechanism capable of adjusting the position of the arc-shaped side plates on the support base, characterized in that: The multifunctional head fixing nursing pillow further comprises: The air bags are divided into first air bags and second air bags, the first air bags and the second air bags are alternately distributed, the first air bags and the second air bags are alternately in the inflation and contraction states, and the first air bags and the second air bags alternately contact and fix the head and the skull, the air bags are arranged on the surfaces of the arc-shaped pillow blocks and the arc-shaped side plates; The multifunctional head fixing nursing pillow further comprises: The multifunctional head fixing nursing pillow further comprises: The controller receives the electrical signals of the gas distribution blocks and the timer, and controls the on-off of the air paths in the gas distribution blocks. The timer is used for timing and sending signals to the controller to control the time interval between the state alternations of the air bags.

2. A multi-functional head fixation nursing pillow according to claim 1, characterized in that: The air bags are in the strip shape and are distributed along the surfaces of the arc-shaped pillow blocks or the arc-shaped side plates in parallel to the support seats.

3. A multi-functional head fixation nursing pillow according to claim 2, characterized in that: The diameters of the air bags decrease from the two sides to the center of the arc-shaped pillow blocks or the arc-shaped side plates.

4. The multi-functional head fixation nursing pillow according to claim 1, characterized in that: The gas distribution blocks comprise containing cavities, one end of the containing cavities is connected with the air bags, the other end is connected with the gas source through air inlets, the containing cavities are further provided with air outlets, and the air inlets and the air outlets are respectively provided with electromagnetic valves.

5. A multi-functional head fixation nursing pillow according to claim 4, characterized in that: The air inlets and the air outlets are on the same side, the containing cavities are provided with pistons, springs are arranged between the pistons and the side walls of the containing cavities, the springs are installed on the side far away from the air inlets, and pressure sensors are arranged between the side walls of the containing cavities and the springs.

6. A multi-functional head fixation nursing pillow according to claim 5, characterized in that: The air outlets are connected with air holes arranged on the arc-shaped pillow blocks and the arc-shaped side plates through hoses, the air holes are located between the first air bags and the second air bags, and the air outlets are further provided with pressure regulating valves.

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