Head fixing device

Abstract

The utility model discloses a head fixing device, which relates to the technical field of medical instruments and comprises a supporting unit, a stand column unit, a pressing and fixing unit arranged on one side of the stand column unit and an adjusting unit arranged at the bottom of the pressing and fixing unit. The pressing and fixing unit comprises a lifting plate movably arranged on one side of the stand column unit and a pressing and fixing ring arranged below the lifting plate and used for pressing and fixing the head, and the adjusting unit comprises a movable rod movably arranged in the center of the inner surface of the pressing and fixing ring and an elastic pad fixedly connected to the bottom of the movable rod and used for buffering and abutting against the head. According to the head fixing device, through the arrangement of the pressing and fixing unit and the adjusting unit, the height of the pressing and fixing ring can be adjusted according to the size of the head of a patient, so that the head of the patient with different head sizes can be conveniently fixed, emergency treatment is facilitated, and through the adjustment of the two ends of the elastic cushion, the tightness is adjusted; and the comfort degree of the head of the patient during fixing is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a head fixing device. Background Art

[0002] In emergency surgery, when encountering a patient with head trauma, the patient's head wound needs to be treated in time to ensure the patient's life safety. When treating the patient's head wound, since there are many nerves in the human head, in order to prevent the patient's head from moving due to pain, a head fixation device is needed to fix the patient's head, making it convenient for medical staff to treat the wound.

[0003] Announcement No.: CN 217510607 U, discloses a head fixation device for emergency trauma surgery, which adopts an adjustable and linked multi-directional limiting mechanism, which can not only adapt to the use needs of different patients, but also realize the multi-directional limiting effect on the patient's head, ensuring the stability of the patient's head fixation. In conjunction with the elastic adjustment mechanism, the limiting mechanism can fit closely with the human head, ensuring the fixation effect of the patient's head.

[0004] Although the above patent can fix the patient's head, it does not have an adjustment function during fixation, and the tightness cannot be adjusted according to the size of the patient's head, which can easily cause uncomfortable pressure when the head is fixed. Therefore, it is necessary to provide a head fixing device. Utility Model Content

[0005] The main purpose of the utility model is to provide a head fixing device, which can effectively solve the problem that the background technology does not have an adjustment function during fixing and cannot adjust the tightness according to the size of the patient's head, which easily causes pressure and discomfort when the head is fixed.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a head fixing device, a support unit, and a column unit fixedly connected to the top of one end of the support unit, and also includes a pressing unit arranged on one side of the column unit and an adjusting unit arranged at the bottom of the pressing unit;

[0007] The pressing unit comprises a lifting plate movably arranged on one side of the column unit, and a pressing ring arranged below the lifting plate for pressing and fixing the head downward;

[0008] The adjusting unit comprises a movable rod movably arranged at the center of the inner surface of the pressing ring, and an elastic pad fixedly connected to the bottom of the movable rod for buffering the abutment head.

[0009] Preferably, the support unit includes a headrest platform, a pillow groove opened on the top of the headrest platform, and a headrest pad installed on the inner wall surface of the pillow groove.

[0010] Preferably, the column unit includes a vertical column fixedly connected to the top of one end of the headrest platform, a movable cavity opened inside the vertical column, and a sliding groove opened on one side of the vertical column.

[0011] Preferably, the pressing unit also includes an adjusting screw rod passing through the movable cavity, a threaded block threadedly connected to the outer surface of the adjusting screw rod, a connecting block fixedly connected to the bottom of the lifting plate, a movable groove opened at the bottom center of the pressing ring, and threaded holes opened on the outer surfaces of both ends of the pressing ring.

[0012] Preferably, the adjustment unit also includes a limit plate fixedly connected to the top end of the movable rod, a buffer spring sleeved on the outer surface of the movable rod, a threaded rod passing through both ends of the compression ring, a rotating ring fixedly connected to one end of the threaded rod, and a rotating groove opened at the top of both ends of the elastic pad.

[0013] Preferably, one end of the lifting plate is fixedly connected to one side of the threaded block, the width of the lifting plate is matched to the inner width of the sliding groove, and the bottom of the connecting block is fixedly connected to the top of the pressing ring.

[0014] Preferably, the limit plate is movably arranged inside the movable groove, the two threaded rods are respectively threadedly connected inside the two threaded holes, the rotating ring is movably arranged inside the rotating groove, and the buffer spring is fixedly connected between the top of the elastic pad and the bottom of the pressing ring.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. In the utility model, first, the patient places his head on the headrest pad inside the headrest groove of the headrest table, and then rotates the adjusting screw. The rotation of the adjusting screw drives the threaded block to descend on its outer surface. The descent of the threaded block drives the lifting plate to slide and descend inside the sliding groove. The descent of the lifting plate drives the pressing ring to descend, and according to the position of the patient's head, it is pressed down and fixed. This structure can adjust the height of the pressing ring according to the size of the patient's head, so as to facilitate the fixation of the head of patients with different head sizes and facilitate emergency treatment.

[0017] 2. In the utility model, when the compression ring is put on the patient's head, the elastic pad first contacts with the patient's head, and after the contact, the movable rod is moved inside the movable groove through the limit plate, driving the buffer spring on the outer surface of the movable rod to be compressed, so that it has a buffering effect when it is compressed, and then the threaded rod is rotated according to the size of the head. The threaded rod moves up and down through the internal thread of the threaded hole inside the compression ring, and rotates inside the rotating groove through the rotating ring, driving the two ends of the elastic pad to be adjusted, so that the tightness can be adjusted to ensure the comfort of the patient's head when fixed, and it has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0021] Figure 4 For this utility model Figure 1 Enlarged structural diagram at point C in the middle.

[0022] In the figure:

[0023] 100, support unit; 101, headrest platform; 102, pillow groove; 103, headrest pad;

[0024] 200, column unit; 201, vertical column; 202, movable cavity; 203, sliding groove;

[0025] 300, pressing unit; 301, adjusting screw rod; 302, threaded block; 303, lifting plate; 304, connecting block; 305, pressing ring; 306, movable groove; 307, threaded hole;

[0026] 400, adjustment unit; 401, movable rod; 402, elastic pad; 403, limit plate; 404, buffer spring; 405, threaded rod; 406, rotating ring; 407, rotating groove. DETAILED DESCRIPTION

[0027] Example 1

[0028] Please refer to Figure 1 — Figure 4 As shown, the utility model is a head fixing device, comprising a support unit 100, and a column unit 200 fixedly connected to the top of one end of the support unit 100, and further comprising a pressing unit 300 arranged on one side of the column unit 200 and an adjusting unit 400 arranged at the bottom of the pressing unit 300;

[0029] The adjustment unit 400 includes a movable rod 401 movably disposed at the center of the inner surface of the pressing ring 305 , and an elastic pad 402 fixedly connected to the bottom of the movable rod 401 for buffering the abutment head.

[0030] The support unit 100 includes a headrest platform 101 , a pillow groove 102 opened on the top of the headrest platform 101 , and a headrest pad 103 installed on the inner wall surface of the pillow groove 102 .

[0031] The column unit 200 includes a vertical column 201 fixedly connected to the top of one end of the headrest platform 101 , a movable cavity 202 opened inside the vertical column 201 , and a sliding groove 203 opened on one side of the vertical column 201 .

[0032] like Figure 1 — Figure 4 As shown, the pressing unit 300 includes a lifting plate 303 movably arranged on one side of the column unit 200, and a pressing ring 305 arranged below the lifting plate 303 for pressing and fixing the head downward. The pressing unit 300 also includes an adjusting screw 301 passing through the movable cavity 202, a threaded block 302 threadedly connected to the outer surface of the adjusting screw 301, a connecting block 304 fixedly connected to the bottom of the lifting plate 303, a movable groove 306 opened at the bottom center of the pressing ring 305, and threaded holes 307 opened on the outer surfaces of both ends of the pressing ring 305. One end of the lifting plate 303 is fixedly connected to one side of the threaded block 302, the width of the lifting plate 303 is adapted to the internal width of the sliding groove 203, and the bottom of the connecting block 304 is fixedly connected to the top of the pressing ring 305.

[0033] Working principle: first, the patient places his head on the headrest pad 103 inside the headrest groove 102 of the headrest table 101, and then rotates the adjusting screw 301. The rotation of the adjusting screw 301 drives the threaded block 302 to descend on its outer surface. The descent of the threaded block 302 drives the lifting plate 303 to slide and descend inside the sliding groove 203. The descent of the lifting plate 303 drives the pressing ring 305 to descend, and according to the position of the patient's head, it is pressed down and fixed. This structure can adjust the height of the pressing ring 305 according to the size of the patient's head, so as to facilitate the fixation of the head of patients with different head sizes and facilitate emergency treatment.

[0034] Example 2

[0035] Please refer to Figure 1 — Figure 4 As shown, the utility model is a head fixing device, comprising a support unit 100, and a column unit 200 fixedly connected to the top of one end of the support unit 100, and further comprising a pressing unit 300 arranged on one side of the column unit 200 and an adjusting unit 400 arranged at the bottom of the pressing unit 300;

[0036] The pressing unit 300 includes a lifting plate 303 movably disposed on one side of the column unit 200 , and a pressing ring 305 disposed below the lifting plate 303 for pressing down and fixing the head.

[0037] The support unit 100 includes a headrest platform 101 , a pillow groove 102 opened on the top of the headrest platform 101 , and a headrest pad 103 installed on the inner wall surface of the pillow groove 102 .

[0038] The column unit 200 includes a vertical column 201 fixedly connected to the top of one end of the headrest platform 101 , a movable cavity 202 opened inside the vertical column 201 , and a sliding groove 203 opened on one side of the vertical column 201 .

[0039] like Figure 1 , Figure 3 and Figure 4 As shown, the adjustment unit 400 includes a movable rod 401 movably set at the center of the inner surface of the pressing ring 305, and a tension pad 402 fixedly connected to the bottom of the movable rod 401 for buffering the head. The adjustment unit 400 also includes a limit plate 403 fixedly connected to the top of the movable rod 401, a buffer spring 404 sleeved on the outer surface of the movable rod 401, a threaded rod 405 passing through both ends of the pressing ring 305, a rotating ring 406 fixedly connected to one end of the threaded rod 405, and a rotating groove 407 opened at the top of both ends of the tension pad 402. The limit plate 403 is movably set inside the movable groove 306, the two threaded rods 405 are respectively threadedly connected to the inside of the two threaded holes 307, the rotating ring 406 is movably set inside the rotating groove 407, and the buffer spring 404 is fixedly connected between the top of the tension pad 402 and the bottom of the pressing ring 305.

[0040] Working principle: When the compression ring 305 is put on the patient's head, the elastic pad 402 first contacts the patient's head, and after contact, the movable rod 401 moves inside the movable groove 306 through the limit plate 403, driving the buffer spring 404 on the outer surface of the movable rod 401 to be compressed, so that it has a buffering effect when it is compressed, and then the threaded rod 405 is rotated according to the size of the head. The threaded rod 405 moves up and down through the internal thread of the threaded hole 307 inside the compression ring 305, and rotates inside the rotating groove 407 through the rotating ring 406, driving the two ends of the elastic pad 402 to adjust, so as to adjust the tightness, ensure the comfort of the patient's head when fixed, and has good practicality.

Claims

1. A head fixing device, comprising a support unit (100), and a column unit (200) fixedly connected to the top of one end of the support unit (100), characterized in that: It also includes a pressing unit (300) arranged on one side of the column unit (200) and an adjusting unit (400) arranged at the bottom of the pressing unit (300); The pressing and fixing unit (300) comprises a lifting plate (303) movably arranged on one side of the column unit (200), and a pressing and fixing ring (305) arranged below the lifting plate (303) and used for pressing and fixing the head downward; The adjustment unit (400) comprises a movable rod (401) movably arranged at the center of the inner surface of the compression ring (305), and an elastic pad (402) fixedly connected to the bottom of the movable rod (401) for buffering the head.

2. A head fixing device according to claim 1, characterized in that: The support unit (100) comprises a headrest platform (101), a pillow groove (102) opened on the top of the headrest platform (101), and a headrest pad (103) installed on the inner wall surface of the pillow groove (102).

3. A head fixing device according to claim 2, characterized in that: The column unit (200) comprises a vertical column (201) fixedly connected to the top of one end of the headrest platform (101), a movable cavity (202) opened inside the vertical column (201), and a sliding groove (203) opened on one side of the vertical column (201).

4. A head fixing device according to claim 3, characterized in that: The pressing unit (300) further comprises an adjusting screw (301) inserted into the movable cavity (202), a threaded block (302) threadedly connected to the outer surface of the adjusting screw (301), a connecting block (304) fixedly connected to the bottom of the lifting plate (303), a movable groove (306) provided at the bottom center of the pressing ring (305), and threaded holes (307) provided on the outer surfaces of both ends of the pressing ring (305).

5. A head fixing device according to claim 4, characterized in that: The adjustment unit (400) further comprises a limit plate (403) fixedly connected to the top end of the movable rod (401), a buffer spring (404) sleeved on the outer surface of the movable rod (401), a threaded rod (405) passing through both ends of the compression ring (305), a rotating ring (406) fixedly connected to one end of the threaded rod (405), and rotating grooves (407) provided at the tops of both ends of the elastic pad (402).

6. A head fixing device according to claim 4, characterized in that: One end of the lifting plate (303) is fixedly connected to one side of the threaded block (302), the width of the lifting plate (303) is adapted to the inner width of the sliding groove (203), and the bottom of the connecting block (304) is fixedly connected to the top of the pressing ring (305).

7. A head fixing device according to claim 5, characterized in that: The limit plate (403) is movably arranged inside the movable groove (306), the two threaded rods (405) are respectively threadedly connected inside the two threaded holes (307), the rotating ring (406) is movably arranged inside the rotating groove (407), and the buffer spring (404) is fixedly connected between the top of the elastic pad (402) and the bottom of the pressing ring (305).

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