Prone position pressure sore prevention head support

Abstract

The utility model belongs to the technical field of medical auxiliary devices, and discloses a prone position pressure sore prevention head frame which comprises a main cross rod, auxiliary cross rods are fixedly connected to the two ends of the main cross rod, fixing mechanisms are connected to the auxiliary cross rods, two sleeves are slidably connected to the main cross rod in a sleeved mode, and supporting rods are fixedly connected to the outer walls of the sleeves. The supporting rod is fixedly connected with a bearing air bag formed by more than two sub air bags, the lower surface of the main cross rod is connected with an L-shaped rod and an L-shaped rod, the top end of the L-shaped rod is fixedly connected with a forehead supporting air bag, and the bottoms of the sub air bags and the forehead supporting air bag are respectively connected with an inflation and deflation pipe; by arranging the height-adjustable forehead supporting air bag and the height-adjustable sub-air bags, the forehead supporting air bag and the sub-air bags regularly support the face of a patient in turn, the face of the patient is massaged to a certain extent to promote blood circulation, pressure sores are effectively avoided, and the patient can feel comfortable. By arranging the position-adjustable bearing air bag and the forehead supporting air bag, the heads of patients with different facial forms can be flexibly supported conveniently.

Description

Technical Field

[0001] The utility model relates to a prone position pressure sore prevention head frame, belonging to the technical field of medical auxiliary devices. Background Art

[0002] During surgery, patients in the prone position are prone to pressure injuries, i.e., pressure sores, due to pressure on the patient's face and pressure points. Although existing operating rooms use head frames with gel pads or sponge pads to support the patient's face in order to prevent pressure sores, the existing prone head frames are of a single type and are not easy to adjust, and cannot be well adapted to the use of patients with different face shapes. At the same time, when supporting the patient's head, the upper surface of the existing prone head frame is always pressed against the patient's face, continuously exerting pressure on the patient's face, and the anti-pressure sore effect is poor. Therefore, there is a need for a prone anti-pressure sore head frame that is easy to use for patients with different face shapes and is easy to support the patient's face in segments and intermittently. Utility Model Content

[0003] The utility model aims to provide a head frame for preventing pressure sores in a prone position.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a prone position anti-pressure sore head frame, including a main cross bar, the two ends of the main cross bar are respectively fixedly connected to auxiliary cross bars, the end of the auxiliary cross bar away from the main cross bar is fixedly connected to a fixing mechanism, two sleeves are slidably sleeved on the outer wall of the main cross bar, the outer wall of the sleeve is fixedly connected to a support rod, the upper surface of the support rod away from the main cross bar is fixedly connected to a support plate A, the upper surface of the support plate A is fixedly connected to a supporting airbag, the supporting airbag includes more than two sub-airbags, the bottom of the sub-airbag is fixedly connected to an inflation and deflation air tube A, A ┘-shaped rod is fixedly connected between the lower surface of the main cross bar and the two sleeves, and the end of the ┘-shaped rod away from the main cross bar is slidably sleeved with a └-shaped rod, and the outer wall of the ┘-shaped rod is threadedly connected with a locking knob C, and the top of the └-shaped rod is fixedly connected with a support plate B, and the upper surface of the support plate B is fixedly connected with a forehead support airbag, and the bottom of the forehead support airbag is fixedly connected with an inflation and deflation tube B, and the outer wall of the inflation and deflation tube B is slidably sleeved with a └-shaped sleeve and a ┐-shaped sleeve, and the └-shaped sleeve and the ┐-shaped sleeve are respectively fixedly connected to the outer walls of the └-shaped rod and the ┘-shaped rod, and the lower surface of the sleeve is threadedly connected with a locking knob B.

[0005] Preferably, the cross-sections of the main cross bar and the └-shaped bar are rectangular, hexagonal, octagonal, elliptical or triangular.

[0006] Preferably, the fixing mechanism is a U-shaped clamp, which includes a U-shaped clamp block fixedly connected to the auxiliary cross bar, the bottom of the U-shaped clamp block is threadedly connected to a locking knob A, and the threaded rod of the locking knob A extends to the interior of the U-shaped clamp block and is rotatably connected to a movable clamp block.

[0007] Preferably, the inner top wall of the U-shaped clamping block and the upper surface of the movable clamping block are both provided with rubber anti-skid pads or anti-skid patterns.

[0008] Preferably, pressure sensors are embedded in the upper surfaces of the sub-airbag and the forehead support airbag.

[0009] Preferably, both the charging and discharging air pipe A and the charging and discharging air pipe B are provided with a three-position three-way solenoid valve.

[0010] Preferably, the inner walls of the sleeve and the ┐-shaped sleeve are smooth surfaces.

[0011] As another preferred embodiment, the fixing mechanism is a sleeve-type connecting mechanism, which includes a fixing sleeve fixedly connected to the lower surface of one end of the operating bed board, the auxiliary cross bar is slidably connected to the fixing sleeve, the outer wall of the fixing sleeve is threadedly connected with a locking knob D, and the inner wall of the fixing sleeve is a smooth surface.

[0012] As another preferred embodiment, the supporting airbag and forehead supporting airbag can be replaced by a gel pad or a sponge pad which is raised and lowered by an electric push rod and has a pressure sensor embedded in the upper surface.

[0013] Beneficial Effects

[0014] The utility model discloses a prone position anti-pressure sore head frame, by arranging height-adjustable forehead support airbags and sub-airbags, so that the forehead support airbags and each sub-airbag regularly and in turn support the patient's face, and to a certain extent, play a role in massaging the patient's face to promote blood circulation, effectively avoiding the occurrence of pressure sores, by arranging a sleeve, it is convenient to adjust the distance between the two supporting airbags, so that it is convenient for patients with different face widths to use, by arranging a └-shaped rod and a ┘-shaped rod to support the forehead support airbag, it is convenient to adjust the position of the forehead support airbag, so that it is convenient for patients with different face lengths to use, by arranging a ┐-shaped sleeve, it is convenient to limit the inflation and deflation air tube B, and it is convenient for the inflation and deflation air tube B to be adjusted accordingly with the movement of the └-shaped rod, by arranging a pressure sensor and a three-position three-way solenoid valve, it is convenient to control the inflation and deflation of the forehead support airbag and each sub-airbag, and then adjust the height of the forehead support airbag and each sub-airbag, so that the forehead support airbag and each sub-airbag regularly and in turn support the patient's face. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a side view structural schematic diagram of the utility model;

[0017] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0018] Figure 4This is a schematic diagram of the structure of the utility model when viewed from above;

[0019] Figure 5 It is a structural schematic diagram when the fixing mechanism in the utility model is a sleeve type connecting mechanism.

[0020] In the figure: 1. main cross bar; 2. auxiliary cross bar; 3. sleeve; 4. support rod; 5. support plate A; 6. sub-airbag; 7. inflation and deflation tube A; 8. Luer connector; 9. ┘-shaped rod; 10. └-shaped rod; 11. locking knob C; 12. support plate B; 13. forehead support airbag; 14. inflation and deflation tube B; 15. └-shaped sleeve; 16. ┐-shaped sleeve; 17. locking knob B; 18. U-shaped clamp; 19. locking knob A; 20. movable clamp; 21. three-position three-way solenoid valve; 22. fixed sleeve; 23. locking knob D. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1-4As shown, the utility model provides a technical solution: a prone position anti-pressure sore head frame, comprising a main cross bar 1, both ends of the main cross bar 1 are fixedly connected with auxiliary cross bars 2 arranged in parallel to form a U-shaped bracket, the auxiliary cross bar 2 is fixedly connected with a fixing mechanism at one end away from the main cross bar 1, and is fixedly connected to one end of an operating bed through the fixing mechanism, two sleeves 3 are slidably sleeved on the outer wall of the main cross bar 1, a support rod 4 is fixedly connected to the outer wall of the sleeve 3 away from the fixing mechanism, the two support rods 4 are arranged in parallel, the upper surface of the support rod 4 away from the end of the main cross bar 1 is fixedly connected with a support plate A5, the upper surface of the support plate A5 is fixedly connected with a supporting air bag, the supporting air bags on the two support plates A5 are symmetrically arranged, and the opposite surfaces of the two supporting air bags The supporting airbag is a curved surface that matches the curve of the human face. The supporting airbag includes more than two sub-airbags 6. In this embodiment, the number of sub-airbags 6 of each supporting airbag is three. The bottom of the sub-airbag 6 is fixedly connected with an inflation and deflation air pipe A7. The end of the inflation and deflation air pipe A7 away from the sub-airbag 6 is connected to the outlet pipe of the high-pressure air source through a Luer connector 8, and then connected to the high-pressure air source. The inflation and deflation air pipe A7 in this embodiment is a three-tube interconnected one. The three-position three-way solenoid valve 21 on the inflation and deflation air pipe A7 is installed on three branch pipes connected to the sub-airbags 6. A ┘-shaped rod 9 is fixedly connected between the lower surface of the main crossbar 1 and the two sleeves 3. The end of the ┘-shaped rod 9 away from the main crossbar 1 is provided with a plug hole and is slidably sleeved with a └-shaped rod 10 to form a U-shaped structure. The outer wall of the ┘-shaped rod 9 is threadedly connected with a locking knob C11, and the threaded rod of the locking knob C11 rotates to penetrate the side wall of the plug-in hole and is squeezed into contact with the outer wall of the └-shaped rod 10, and the top of the └-shaped rod 10 is fixedly connected with a support plate B12, and the upper surface of the support plate B12 is fixedly connected with a forehead support airbag 13, and the bottom of the forehead support airbag 13 is fixedly connected with an inflation and deflation air tube B14, and one end of the inflation and deflation air tube B14 away from the forehead support airbag 13 is connected to the outlet pipe of the high-pressure air source through the Luer connector 8, and then connected to the high-pressure air source, and the outer wall of the inflation and deflation air tube B14 is slidably sleeved with a └-shaped sleeve 15 and a ┐-shaped sleeve 16, and the └-shaped sleeve 15 and the ┐-shaped sleeve 16 are respectively fixedly connected to the outer walls of the └-shaped rod 10 and the ┘-shaped rod 9, so as to facilitate The inflation and deflation air tube B14 is retracted and released with the movement of the └-shaped rod 10. The lower surface of the sleeve 3 is threadedly connected with a locking knob B17. The threaded rod of the locking knob B17 rotates to penetrate the bottom side wall of the sleeve 3 and is squeezed into contact with the outer wall of the main cross bar 1. The upper surfaces of the sub-airbag 6 and the forehead support airbag 13 are both embedded with pressure sensors. The device also includes a single-chip microcomputer controller. The pressure sensor, the three-position three-way solenoid valve 21, and the controller of the high-pressure air source are wirelessly connected to the single-chip microcomputer controller. The upper surfaces of the sub-airbag 6 and the forehead support airbag 13 are both provided with gel pads or sponge pads, which are skin-friendly and breathable, thereby improving the comfort of the head frame. The sub-airbag 6 and the forehead support airbag 13 in this embodiment are made of silicone, and the inflation and deflation air tube A7 and the inflation and deflation air tube B14 are high-pressure hoses.

[0023] Specifically, the cross-sections of the main cross bar 1 and the └-shaped bar 10 are rectangular, hexagonal, octagonal, elliptical or triangular. In this embodiment, the cross-sections of the main cross bar 1 and the └-shaped bar 10 are rectangular.

[0024] Specifically, the fixing mechanism is a U-shaped clamp, which includes a U-shaped clamp block 18 whose outer wall is fixedly connected to the auxiliary cross bar 2, and the bottom of the U-shaped clamp block 18 is threadedly connected to a locking knob A19, and the threaded rod of the locking knob A19 rotates through the bottom wall of the U-shaped clamp block 18 and extends to the interior of the U-shaped clamp block 18, and is rotatably connected to a movable clamp block 20 through a bearing or a turntable, and the upper surface of the movable clamp block 20 is parallel to the inner top wall of the U-shaped clamp block 18, and the inner top wall of the U-shaped clamp block 18 and the upper surface of the movable clamp block 20 are both provided with rubber anti-slip pads or anti-slip patterns.

[0025] Specifically, a three-position three-way solenoid valve 21 is provided on the charging and discharging air pipe A7 and the charging and discharging air pipe B14. The three-position three-way solenoid valve 21 is a normally closed solenoid valve. When the sub-airbag 6 and the forehead support airbag 13 need to be inflated, the air inlet passage of the three-position three-way solenoid valve 21 on the charging and discharging air pipe A7 and the charging and discharging air pipe B14 corresponding to the sub-airbag 6 is opened, and the air discharge passage remains closed. The sub-airbag 6 and the forehead support airbag 13 are connected to the high-pressure air source, so that the sub-airbag 6 and the forehead support airbag 13 can be inflated, and the height of the sub-airbag 6 and the forehead support airbag 13 can be increased to flexibly support the patient's face and forehead. When the sub-airbag 6 and the forehead support airbag 13 need to be deflated, the air discharge passage of the three-position three-way solenoid valve 21 is opened, and the air inlet passage remains closed, so that the air can be deflated, and the height of the sub-airbag 6 and the forehead support airbag 13 is lowered, and they are out of contact with the patient's face and forehead.

[0026] Specifically, the inner walls of the sleeve 3 and the ┐-shaped sleeve 16 are smooth surfaces. In this embodiment, the inner wall of the sleeve 3 is provided with a Teflon self-lubricating and wear-resistant coating, and the inner wall of the ┐-shaped sleeve 16 is provided with a Teflon self-lubricating coating or a talc lubricating coating.

[0027] The working process of the utility model is as follows: first, the prone anti-pressure sore head frame is installed on the operating bed through a fixing mechanism, and then the inflation and deflation air pipe A7 and the inflation and deflation air pipe B14 are connected to the outlet pipe of the high-pressure air source through the Luer connector 8, and then the forehead support air bag 13 and each sub-air bag 6 of the supporting air bag are inflated to a predetermined pressure state. In the process of the prone anti-pressure sore head frame supporting the patient's head, the forehead support air bag 13 and each sub-air bag 6 of the supporting air bag are inflated and deflated at a certain frequency, so that the forehead support air bag 13 and each sub-air bag 6 regularly support the patient's face in turn, thereby decompressing the patient's face, and to a certain extent, massaging the patient's face to promote blood circulation, effectively avoiding the occurrence of pressure sores; the prone anti-pressure sore head frame of the utility model, by arranging height-adjustable forehead support air bags and sub-air bags, The forehead support airbag and each sub-airbag regularly take turns to support the patient's face, and to a certain extent, massage the patient's face to promote blood circulation, effectively avoiding the occurrence of pressure sores. By setting a sleeve, it is convenient to adjust the distance between the two supporting airbags, so that it is convenient for patients with different face widths to use. By setting a └-shaped rod and a ┘-shaped rod to support the forehead support airbag, it is convenient to adjust the position of the forehead support airbag, so that it is convenient for patients with different face lengths to use. By setting a ┐-shaped sleeve, it is convenient to limit the inflation and deflation air tube B, and it is convenient for the inflation and deflation air tube B to be adjusted accordingly with the movement of the └-shaped rod. By setting a pressure sensor and a three-position three-way solenoid valve, it is convenient to control the inflation and deflation of the forehead support airbag and each sub-airbag, and then adjust the height of the forehead support airbag and each sub-airbag, so that the forehead support airbag and each sub-airbag regularly take turns to support the patient's face.

[0028] As an alternative, Figure 5 As shown, the fixing mechanism is a sleeve-type connection mechanism, which includes a fixing sleeve 22 fixedly connected to the lower surface of one end of the operating bed board, and the end of the auxiliary cross bar 2 away from the main cross bar 1 is slidably sleeved with the fixing sleeve 22, and the outer wall of the fixing sleeve 22 is threadedly connected with a locking knob D23, and the threaded rod of the locking knob D23 rotates to penetrate the side wall of the fixing sleeve 22 and is in compression contact with the outer wall of the auxiliary cross bar 2, thereby limiting the auxiliary cross bar 2, and the end of the fixing sleeve 22 close to the main cross bar 1 is provided with an inner chamfer, or the end of the auxiliary cross bar 2 away from the main cross bar 1 is provided with a chamfer, so as to facilitate the insertion of the auxiliary cross bar 2 into the fixing sleeve 22, and the inner wall of the fixing sleeve 22 is a smooth surface. In this embodiment, the inner wall of the fixing sleeve 22 is provided with a Teflon self-lubricating and wear-resistant coating.

[0029] As an alternative, the supporting airbag and the forehead supporting airbag 13 can be replaced by a gel pad or a sponge pad which is raised and lowered by an electric push rod and has a pressure sensor embedded in the upper surface.

Claims

1. A headrest for preventing pressure sores in prone position, comprising a main cross bar (1), characterized in that: The two ends of the main cross bar (1) are respectively fixedly connected to auxiliary cross bars (2), and one end of the auxiliary cross bar (2) away from the main cross bar (1) is fixedly connected to a fixing mechanism, two sleeves (3) are slidably sleeved on the outer wall of the main cross bar (1), and a support rod (4) is fixedly connected to the outer wall of the sleeve (3), and the upper surface of the support rod (4) away from the main cross bar (1) is fixedly connected to a support plate A (5), and the upper surface of the support plate A (5) is fixedly connected to a supporting air bag, and the supporting air bag includes more than two sub-air bags (6), and the bottom of the sub-air bag (6) is fixedly connected to an inflation and deflation tube A (7), and a ┘-shaped rod (9) is fixedly connected between the lower surface of the main cross bar (1) and the two sleeves (3), and the ┘-shaped rod ( 9) A └-shaped rod (10) is slidably sleeved on one end away from the main cross bar (1), a locking knob C (11) is threadedly connected to the outer wall of the ┘-shaped rod (9), a support plate B (12) is fixedly connected to the top of the └-shaped rod (10), a forehead support airbag (13) is fixedly connected to the upper surface of the support plate B (12), an inflation and deflation air tube B (14) is fixedly connected to the bottom of the forehead support airbag (13), a └-shaped sleeve (15) and a ┐-shaped sleeve (16) are slidably sleeved on the outer wall of the inflation and deflation air tube B (14), the └-shaped sleeve (15) and the ┐-shaped sleeve (16) are respectively fixedly connected to the outer walls of the └-shaped rod (10) and the ┘-shaped rod (9), and a locking knob B (17) is threadedly connected to the lower surface of the sleeve (3).

2. A prone position pressure sore prevention head frame according to claim 1, characterized in that: The cross sections of the main cross bar (1) and the └-shaped bar (10) are rectangular, hexagonal, octagonal, elliptical or triangular.

3. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: The fixing mechanism is a U-shaped clamp, which includes a U-shaped clamp block (18) fixedly connected to the auxiliary cross bar (2), a locking knob A (19) being threadedly connected to the bottom of the U-shaped clamp block (18), and a threaded rod of the locking knob A (19) extending into the interior of the U-shaped clamp block (18) and being rotatably connected to a movable clamp block (20).

4. A prone position pressure sore prevention head frame according to claim 3, characterized in that: The inner top wall of the U-shaped clamping block (18) and the upper surface of the movable clamping block (20) are both provided with rubber anti-skid pads or anti-skid patterns.

5. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: The upper surfaces of the sub-airbag (6) and the forehead support airbag (13) are both provided with a gel pad or a sponge pad.

6. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: Pressure sensors are embedded in the upper surfaces of the sub-airbag (6) and the forehead support airbag (13).

7. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: The gas charging and discharging pipe A (7) and the gas charging and discharging pipe B (14) are both provided with a three-position three-way solenoid valve (21).

8. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: The inner walls of the sleeve (3) and the ┐-shaped sleeve (16) are smooth surfaces.

9. The headrest for preventing pressure sores in prone position according to claim 1, characterized in that: The fixing mechanism is a sleeve-type connection mechanism, comprising a fixing sleeve (22) fixedly connected to the lower surface of one end of the operating bed board, the auxiliary cross bar (2) being slidably sleeved with the fixing sleeve (22), the outer wall of the fixing sleeve (22) being threadedly connected with a locking knob D (23), and the inner wall of the fixing sleeve (22) being a smooth surface.

10. The headrest for preventing pressure sores in prone position according to claim 8, characterized in that: The supporting airbag and forehead supporting airbag (13) can be replaced by a gel pad or a sponge pad which is raised and lowered by an electric push rod and has a pressure sensor embedded in the upper surface.

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