TW202002908A - Arm-supporting device - Google Patents

Abstract

An arm-supporting device used for adjusting the angle of the arm placed thereon includes a base, a rod, an arm-supporting platform and an elastic element. The base includes a first surface. The rod is vertical to the first surface of the base to be disposed on the base. The arm-supporting platform is disposed on the base with one end. The elastic element is disposed on the base, and configured to exert a force so that the one end of the arm-supporting platform is leaned against the first surface of the base. The arm-supporting platform is rotatable around the rod relative to the base so as to adjust the angle of the arm-supporting platform.

Description

Arm support

The invention relates to an arm support device, and in particular to an arm support device which can adjust the angle of an arm support platform.

In the medical industry, medical bed is an indispensable product. In some existing medical bed platforms, a support device is provided around the medical bed platform for patients to place their limbs, so that medical personnel can treat the affected part. However, the conventional support device cannot change the position of the patient's limbs at will. In addition, in some arm support devices used to support the arm, even if the opening and closing degree of the patient's arm can be changed by adjusting the angle of the arm support platform, medical personnel cannot adjust the arm support platform in a single-handed manner angle.

In view of this, there is a need to provide an arm support device that allows medical personnel to adjust the angle of the arm support platform even with one-handed operation.

The invention relates to an arm supporting device capable of adjusting the angle of arm placement. The arm support device includes an elastic element to solve the shortcoming that the medical staff cannot adjust the angle of the arm support platform with one-handed operation.

According to one aspect of the present invention, an arm support device that can adjust the arm placement angle is proposed. The arm supporting device includes a base, a rod body, an arm supporting platform and an elastic element. The base includes a first surface. The first surface of the vertical base of the rod body is arranged on the base. One end of the arm support platform is set on the base. The elastic element is arranged on the base for applying a force to make the one end of the arm supporting platform bear against the first surface of the base. The arm support platform can rotate relative to the base around the rod body to adjust the angle of the arm support platform.

In order to have a better understanding of the above and other aspects of the present invention, the following examples are specifically described in conjunction with the accompanying drawings as follows:

The invention relates to an arm support device, which can freely adjust the angle of the arm support platform according to requirements, thereby changing the opening and closing degree of the patient's arm placement. In an embodiment, the arm support device includes a base, a rod body, an arm support platform, and an elastic element. The rod body is arranged on the base perpendicular to the first surface of the base. One end of the arm support platform is set on the base. The elastic element is arranged on the base for applying a force to make the end of the arm supporting platform bear against the first surface of the base. Moreover, the arm support platform can rotate relative to the base around the rod body to adjust the angle of the arm support platform.

It should be noted that the present invention does not show all possible embodiments, and other embodiments not proposed in the present invention may also be applicable. Furthermore, the size ratios in the drawings are not drawn according to the actual products. Therefore, the description and illustrations are only used to describe the embodiments, not to limit the protection scope of the present invention. In addition, the descriptions in the embodiments, such as detailed structure, process steps and material application, etc., are for illustrative purposes only, and do not limit the scope of the present invention to be protected. The details of the steps and structure of the embodiments can be changed and modified according to the needs of the actual application process without departing from the spirit and scope of the present invention. The following description uses the same/similar symbols to indicate the same/similar components.

In this article, the terms "first end", "second end" or "one end" and "the other end" of one of the components referred to are not referring to the "end points" of the components in a one-dimensional concept, Instead, a three-dimensional concept is used to describe the relative relationship between these parts of the element in space.

Please refer to FIG. 1, which is an exploded view of the arm support device 1 according to an embodiment of the present invention. The arm support device 1 in the embodiment of the present invention may be attached to the periphery of the medical bed, for example, on the side rail of the medical bed, thereby supporting the patient's arm. In addition, the arm support device 1 in the embodiment of the present invention can also be used to adjust the placement angle of the patient's arm, so as to change the opening and closing degree of the patient's arm placement according to requirements.

The arm supporting device 1 includes a base 11, a rod body 132, an arm supporting platform 12 and an elastic element 14. The arm support device 1 can be attached to the side rail of the medical bed by the base 11. The base 11 includes a first surface 11S1 and an opening 11H.

The arm support platform 12 is used to support the patient's arm, which can be made of non-metallic materials so as not to interfere with the examination results of the patient's arm under X-ray irradiation. In one embodiment, the arm support platform 12 is made of bakelite, so that the arm support platform 12 has the advantages of insulation, light transmission, and sufficient rigidity. The arm support platform 12 includes opposite first ends 12E1 and second ends 12E2. An opening 12H is provided at the first end 12E1 of the arm support platform 12, and the opening 12H does not extend to the second end 12E2 of the arm support platform 12. The rod body 132 can be sequentially disposed on the base 11 through the opening 12H of the arm support platform 12 and the opening 11H of the base 11, and the rod body 132 is perpendicular to the first surface 11S1 of the base 11. Through the arrangement of the opening 12H, the arm support platform 12 is disposed on the base 11 with the first end 12E1. In other words, the second end 12E2 of the arm support platform 12 will not have a connection or bearing relationship with the base 11. Further, the second end 12E2 of the arm support platform 12 may be a free end.

The elastic element 14 is disposed on the base 11 to apply a force to make the arm support platform 12 bear against the first surface 11S1 of the base 11 with the first end 12E1. Please refer to FIG. 2A, which is a side view of the arm support device 1 according to an embodiment of the present invention. The elastic element 14 can be sleeved on the rod body 132 and disposed on the base 11. Through the arrangement of the elastic element 14 that exerts a force on the arm support platform 12, the medical staff can use one hand to lift the second end 12E2 of the arm support platform 12 upward, and make the arm support platform 12 rotate around the rod body 132 relative to After the base 11 rotates, the arm support platform 12 can bear against the first surface 11S1 of the base 11 by the force of the elastic element 14 to adjust the angle of the arm support platform 12, thereby adjusting the placement angle of the patient's arm 10 .

In an embodiment, the first surface 11S1 may be the upper surface of the base 11. The arm support platform 12 includes a support plate upper surface 12S1 and a support plate lower surface 12S2. Through the arrangement of the elastic element 14, when the second end 12E2 of the arm support platform 12 is not under any force, the lower surface 12S2 of the support plate can be abutted on the first surface 11S1 of the base 11. However, in the present invention, the first surface 11S1 may also be the lower surface of the base 11. In this case, through the arrangement of the elastic element 14, when the second end 12E2 of the arm support platform 12 is not under any force, the upper surface 12S1 of the support plate of the arm support platform 12 can be abutted against the first surface of the base 11 11S1.

FIG. 2B is a top view of the arm support device 1 of FIG. 2A. Please refer to FIGS. 1, 2A, and 2B. In some embodiments, the base 11 may include a first limiting portion 11L, and the first limiting portion 11L is disposed on the first surface 11S1 of the base 11. The arm support platform 12 may include a second limiting portion 12L, which is disposed on the lower surface 12S2 of the support plate of the arm support platform 12. The first limiting portion 11L and the second limiting portion 12L can be used to assist the positioning of the arm support platform 12. In detail, when the arm support platform 12 bears against the first surface 11S1 of the base 11 by the force of the elastic element 14, the first limit portion 11L and the second limit portion 12L prevent the arm support platform 12 from The first surface 11S1 rotates relative to the base 11 about the rod body 132. At this time, the first limiting portion 11L and the second limiting portion 12L enable the arm support platform 12 to only use the side 12F of the first end 12E1 (Marked in Figure 4A) Turn up as a fulcrum.

In an embodiment, the first limiting portion 11L and the second limiting portion 12L may be two surfaces having sufficient friction with each other. In another embodiment, the first limiting portion 11L and the second limiting portion 12L may be gears that can be engaged with each other. In the embodiments of FIGS. 1, 2A, and 2B, the first limiting portion 11L may be a plurality of grooves 111, and the second limiting portion 12L may be a bump 121. Through the setting of the first limiting portion 11L and the second limiting portion 12L, the angle adjustment of the arm support platform 12 and the positioning of the arm support platform 12 can be further assured.

In some embodiments, as shown in FIGS. 1 and 2A, the arm support device 1 may further include a pull pin 13. The pulling pin 13 includes a head 131 and a lever body 132, and the elastic element 14 is connected to the base 11 and the pulling pin 13. The arm support platform 12 is disposed between the head 131 and the base 11. When the arm support platform 12 rotates upward with the side 12F (marked in FIG. 4A) of the first end 12E1 as the fulcrum, the pull pin 13 can move upward perpendicular to the first surface 11S, and the head 131 can abut against The upper surface 12S1 of the supporting plate prevents the arm supporting platform 12 from falling off due to the upward rotation.

In some embodiments, the head 131 may be an arc, such as a hemisphere, a sphere, or other geometric shapes. The curved surface of the curved body is arranged toward the upper surface 12S1 of the supporting plate of the arm supporting platform 12, so that the rotation of the arm supporting platform 12 is smoother, and the surface 12S1 of the supporting plate can be prevented from being scratched by the rotation of the arm supporting platform 12 . However, the invention is not limited to this.

It should be noted that the embodiments of the present invention are not limited to the configuration of the pull pin 13 and the elastic element 14 described above, and other forms of mechanisms may also be used. For example, as long as those with ordinary knowledge in the field to which the invention belongs can understand, any type of organization can be used as an embodiment of the invention as long as it can meet the following two conditions. First, when the arm support platform 12 is in an unadjusted state, any mechanism that can make the arm support platform 12 abut against the first surface 11S1 of the base 11. Secondly, when the arm support platform 12 is in an adjustment state, any mechanism that can turn one end of the arm support platform 12 as a fulcrum relative to the base 11 upward.

Please refer to FIG. 3A, which is a side view of a partial structure of the arm support device 1 of FIG. 2A. In FIG. 3A, the arm support platform 12 is omitted. In this embodiment, the first surface 11S1 of the base 11 is arranged horizontally, but the invention is not limited thereto. In another embodiment, the first surface 11S1' of the base 11 may form an angle θ with the horizontal plane, and 3°≤θ≤5°. This can help the circulation of blood in the patient's arm.

FIG. 3B is a schematic diagram illustrating the structure of FIG. 3A from another perspective. Referring to FIGS. 2B and 3B, the grooves 111 are arranged at intervals from each other in the circumferential direction with the rod body 132 as the center. In other words, the grooves 111 are arranged radially with the rod body 132 as the center. In this way, the angle of the arm support platform 12 can be adjusted by the arm support platform 12 rotating around the rod body 132 relative to the base 11 so that the bump 121 is selectively embedded in one of the grooves 111.

In an embodiment, the groove 111 may be recessed inward from the first surface 11S1 of the base 11. In the embodiment shown in FIG. 3B, the groove 111 can be recessed inward from the side surface 11S2 of the base in addition to the recess inward from the first surface 11S1 of the base 11. For example, the base 11 may further include a plurality of inclined surfaces 112, which are connected between the first surface 11S1 and the side surface 11S2, and these inclined surfaces 112 are respectively formed in the grooves 111.

FIG. 4A is a schematic diagram illustrating the operation of the arm support device 1 of FIG. 2A at a side view angle. FIG. 4B is a schematic diagram illustrating the operation of the arm support device 1 of FIG. 2A from a perspective perspective. Please refer to FIG. 4A and FIG. 4B, when you want to adjust the angle of the patient’s arm, the medical staff can use one hand to lift the second end 12E2 of the arm support platform 12 upward, so that the arm support platform 12 The side 12F of 12E1 is a fulcrum that rotates upward in the direction R0. At this time, the bump 121 is disengaged from the groove 111, and the elastic element 14 stores elastic potential energy due to compression. Then, the medical staff can use one hand to rotate the second end 12E2 of the arm support platform 12 in the direction R1 or the direction R2. After rotating to a fixed point, the force applied by the elastic potential energy stored by the elastic element 14 can make the arm support platform 12 bear against the first surface 11S1 of the base 11. At this time, the bump 121 can be embedded in one of the selected grooves 111 to complete the angle adjustment of the arm support platform 12.

Please refer to FIG. 5, which is a top view of the arm support platform of the arm support device 1 of FIG. 2B after the angle adjustment is completed. FIG. 5 illustrates that the arm support platform 12 of FIG. 4B rotates along the direction R1 to adjust the angle of the arm support platform 12. Compared with the arm support device 1 shown in FIG. 2B, the arm support platform 12 is rotated to a desired angle according to requirements, and thus changes the degree of opening and closing of the patient's arm placement.

The arm support device provided above can freely adjust the angle of the arm support platform according to requirements, thereby changing the opening and closing degree of the patient's arm placement. By applying an elastic element to the arm support platform to force the first end against the first surface of the base, the medical staff can adjust the angle of the arm support platform even with one-handed operation.

Furthermore, one end of the arm support platform is set on the base, and the other end of the arm support platform can be a free end. When the arm support platform is made of non-metallic materials, the components that may interfere with the inspection results of the arm under X-ray irradiation (such as elastic components made of metal) are gathered near the arm support platform The location at one end is not interfered with the examination result of the patient's arm under X-ray irradiation.

In summary, although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Those with ordinary knowledge in the technical field to which the present invention belongs can make various modifications and retouching without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be deemed as defined by the scope of the attached patent application.

1‧‧‧arm support device 10‧‧‧arm 11‧‧‧base 11H‧‧‧opening 11L‧‧‧first limit part 11S1, 11S1'‧‧‧first surface 11S2‧‧‧side surface 111 ‧‧‧ Groove 112‧‧‧Slope 12‧‧‧ Arm support platform 12E1‧‧‧First end 12E2‧‧‧Second end 12F‧‧‧Side side 12H‧‧‧Opening 12L 12S1‧‧‧Support plate upper surface 12S2‧‧‧Support plate lower surface 121‧‧‧Bump 13‧‧‧Pull pin 131‧‧‧Head 132‧‧‧Body 14‧‧‧Elastic element R0, R1 , R2‧‧‧ direction θ‧‧‧ angle

Figure 1 is an exploded view of an arm support device according to an embodiment of the invention. FIG. 2A is a side view of an arm support device according to an embodiment of the invention. Figure 2B is a top view of the arm support device of Figure 2A. FIG. 3A is a side view of a partial structure of the arm support device of FIG. 2A. FIG. 3B is a schematic diagram illustrating the structure of FIG. 3A from another perspective. FIG. 4A is a schematic diagram illustrating the operation of the arm support device of FIG. 2A at a side view angle. FIG. 4B is a schematic view showing the operation of the arm support device of FIG. 2A from a perspective. Figure 5 is a top view of the arm support platform of the arm support device of Figure 2B after the angle adjustment is completed.

1‧‧‧arm support device

11‧‧‧Dock

11S1‧‧‧First surface

111‧‧‧groove

12‧‧‧arm support platform

12E1‧‧‧The first end

12E2‧‧‧Second end

12F‧‧‧Side

121‧‧‧Bump

13‧‧‧Pull

131‧‧‧ club head

132‧‧‧rod

14‧‧‧Elastic element

R1, R2‧‧‧ direction

Claims (9)

An arm supporting device with adjustable arm placement angle includes: a base including a first surface; a rod body, the first surface perpendicular to the base is disposed on the base; an arm supporting platform, the One end of the arm support platform is provided on the base; and an elastic element is provided on the base for applying a force to make the end of the arm support platform bear against the first surface of the base; wherein The arm support platform can rotate relative to the base around the rod to adjust the angle of the arm support platform. The arm support device as described in item 1 of the patent application, wherein the base includes a first limit portion, the first limit portion is disposed on the first surface of the base, and the arm support platform includes a support An upper surface of the board, a lower surface of a supporting plate and a second limiting portion, the second limiting portion is provided on the lower surface of the supporting plate, wherein when the arm supports the platform, the end bears against the base by the force When the first surface of the seat is seated, the first limiting portion and the second limiting portion enable the arm support platform to rotate upward only with the side of the end as a fulcrum. The arm supporting device as described in item 2 of the patent application scope, wherein the first limiting portion is a plurality of grooves, and the second limiting portion is a bump, and the bump is selectively embedded in the grooves First, to adjust the angle of the arm support platform. The arm support device as described in item 3 of the patent application scope, wherein the grooves are arranged at intervals with each other in the circumferential direction with the rod body as the center. The arm support device as described in item 2 of the scope of the patent application further includes: a pull pin including a head and the rod body, the elastic element is connected to the base and the pull pin; When the arm support platform rotates upward with the side edge of the end as a fulcrum, the club head abuts the upper surface of the support plate. The arm support device as described in item 5 of the patent application scope, wherein the head is curved. The arm support device as described in item 1 of the patent application scope, wherein the first surface of the base forms an angle θ with a horizontal plane, and 3°≤θ≤5°. The arm support device as described in item 1 of the patent application scope, wherein the arm support platform is made of non-metallic material. The arm support device as described in item 1 of the patent application scope, wherein the other end of the arm support platform is a free end.

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