CN215228584U - Adjustable hand rest - Google Patents

Abstract

The utility model relates to an adjustable hand rest, which comprises a clamping part, a supporting arm and a handrail; the clamping part is used for clamping an external fixture; the supporting arms comprise a first supporting arm and a second supporting arm, the first supporting arm is connected with the clamping part, a rotating node is arranged on the first supporting arm, and the rotating node is used for realizing the relative rotation of the supporting arms at the two ends; the second supporting arm is connected with the first supporting arm and comprises a fixed arm and a movable arm; the movable arm is sleeved on the fixed arm and is of a liftable structure; the second supporting arm is connected with the armrest, and a soft cushion is arranged on the armrest and used for supporting the elbow of an operator; its advantages are: the operation environment that can adapt to now, it is fixed simple, convenient operation can provide higher flexibility to satisfy the needs of operation, effectively reduce medical personnel's tired sense, improve the efficiency and the security of operation.

Description

Adjustable hand rest

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to an adjustable hand rest.

Background

In the craniocerebral operation, the head of a patient is supported outside a bed frame in a suspended mode by a craniocerebral operation bracket, so that medical staff can conveniently carry out subsequent operation, and in order to improve the stability of the operation process and reduce the fatigue of long-time operation, the elbow is often supported by using mechanical devices such as a stool, but the flexibility is poor, the space occupation is large, and the use is not flexible enough.

The Chinese patent application: CN208355709U discloses cranium brain mount for cranial nerve operation, including guide bar, dead lever, bottom plate, fixed bolster, telescopic link, dwang, bracing piece, U type frame, swivelling joint block, head clamp, locating piece, screw rod and gear, the locating piece is installed to U type frame one end, the locating piece mid-mounting has the screw rod, screw rod upper portion is provided with the gear, the swivelling joint block is installed to U type frame opposite side, the head clamp is installed to swivelling joint block one side, the utility model discloses guide bar and dead lever are fixed cranium brain operation frame completely on the operating table. This patent shows the head fixation of craniocerebral surgery, and the adjustable hand rest described in this application can be fixed on the U-shaped frame above it.

To sum up, need urgently for one kind can adapt to current operation environment, fixed simple, convenient operation can provide higher flexibility to satisfy the needs of operation, effectively reduce medical personnel's tired sense, improve the adjustable hand rest of the efficiency and the security of operation.

Disclosure of Invention

The utility model aims at providing an ability adaptation in current operation environment, it is fixed simple, convenient operation can provide higher flexibility to satisfy the needs of operation, effectively reduce medical personnel's tired sense, improve the adjustable hand rest of the efficiency of operation and security.

In order to achieve the purpose, the utility model adopts the technical proposal that:

an adjustable hand rest comprises a clamping part, a supporting arm and a handrail; the clamping part is connected with the supporting arm, and the other end of the supporting arm is connected with the handrail; the clamping part is used for clamping an external fixture; the supporting arm comprises a first supporting arm and a second supporting arm, the first supporting arm is connected with the clamping part, and a rotating node is arranged on the first supporting arm; the second supporting arm is connected with the first supporting arm and is of a liftable structure; the second support arm is coupled to the armrest for supporting an elbow of an operator.

As a preferable technical scheme, the clamping part comprises a fixed clamping plate, a movable clamping plate and a bolt fixing shaft; the bolt fixing shaft is used for adjusting the distance between the movable clamping plate and the fixed clamping plate.

As a preferred technical solution, the first support arm includes a plurality of segments, each two segments of the first support arm are connected by a rotation node, and the rotation node is used for realizing the relative rotation of the support arms at the two ends.

As a preferred technical solution, the second support arm includes a fixed arm and a movable arm; the movable arm is sleeved on the fixed arm and movably connected with the fixed arm.

As a preferred technical scheme, a plurality of through holes are formed in the fixed arm and the movable arm, and the through holes are provided with pull bolts detachably connected with the through holes.

As a preferred technical solution, the armrests are provided with soft pads thereon.

As a preferable technical solution, the armrest is movably connected to the second support arm, and can rotate with the second support arm as an axis.

As a preferable technical solution, the clamping portions may be connected in parallel in a plurality of sets.

As a preferred technical solution, the first support arm is also provided with a sliding sleeved component for telescoping.

The utility model has the advantages that:

1. adjustable hand rest includes clamping part, support arm, handrail, the clamping part can with the detachable fastening of outside fixture, and loading and unloading are nimble, and the application is wide, the support arm can provide nimble adjustability, the handrail can realize the comfortable support of arm.

2. The support arm includes first support arm, second support arm, first support arm is equipped with the rotation node on it, can provide the position adjustment of horizontal direction, the second support arm is liftable formula structure, can provide the ascending nimble adjustment in vertical side.

3. Adjustable hand rest ability adaptation in current operation environment, it is fixed simple, convenient operation can provide higher flexibility, and its application can effectively reduce medical personnel's tired sense, improves the efficiency and the security of operation.

Drawings

Fig. 1 is a schematic diagram of an adjustable hand rest.

Figure 2 is a schematic view of the adjustable hand rest clamping portion.

Figure 3 is a parallel schematic view of the adjustable hand rest clamping portion.

Fig. 4 is a schematic view of the rotation state of the armrest of the adjustable hand support.

Fig. 5 is a schematic diagram of two sets of simultaneous use states of the adjustable hand support.

Figure 6 is another adjustable hand rest sketch map of utility model.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and such equivalents also fall within the scope of the appended claims.

The reference numerals and components referred to in the drawings are as follows:

1. clamping part 2, supporting arm 3, armrest

11. Fixed splint 12, movable splint 13, bolt fixing shaft

21. First support arm 22, second support arm 211, rotation node

221. Fixed arm 222, movable arm 223, through hole

224. Pull bolt

Example 1

Please refer to fig. 1, fig. 1 is a schematic diagram of an adjustable hand rest of the present invention. An adjustable hand rest comprises a clamping part 1, a supporting arm 2 and a handrail 3; the clamping part 1 is connected with the supporting arm 2, and the other end of the supporting arm 2 is connected with the handrail 3; the clamping part 1 is used for clamping an external fixture; the supporting arm 2 comprises a first supporting arm 21 and a second supporting arm 22, the first supporting arm 21 is connected with the clamping part 1, and a rotating node 211 is arranged on the first supporting arm 21; the second supporting arm 22 is connected with the first supporting arm 21 and is of a liftable structure; the second supporting arm 22 is connected with the armrest 3, and the armrest 3 is used for supporting the elbow of the operator;

please refer to fig. 2, fig. 2 is a schematic view of a clamping portion of an adjustable hand rest according to the present invention. The clamping part 1 comprises a fixed clamping plate 11, a movable clamping plate 12 and a bolt fixing shaft 13; the movable splint 12 can move along the bolt fixing shaft 13, and can be fastened with an external fixture by tightening the distance between the movable splint and the fixed splint 11, wherein the external fixture can be a stable object such as a bed frame, a craniocerebral operation frame and the like; the clamping part 1 can also be in a structure such as a spring clip; in this embodiment, the adjustable hand rest is provided with a set of clamping portions 1, and in some embodiments, the clamping portions 1 may be multiple sets of clamping portions connected in parallel, as shown in fig. 3, fig. 3 is a schematic diagram of the adjustable hand rest with the clamping portions connected in parallel, which can further improve the stability of the device;

in this embodiment, the support arm 2 includes a first support arm 21 and a second support arm 22 that are arranged in an L-shape, and the horizontal and vertical position adjustment can be realized, and it should be noted that the arrangement mode of the support arm 2 is not limited to the above arrangement;

the first support arm 21 comprises a plurality of sections, each two sections of the first support arm are connected through a rotation node 211, and the rotation nodes 211 are used for realizing the relative rotation of the support arms 2 at the two ends; in some embodiments, multiple groups can be arranged, so that the use flexibility is further improved;

the second support arm 22 comprises a fixed arm 221 and a movable arm 222; the movable arm 222 is sleeved on the fixed arm 221 and movably connected with the fixed arm 221, a plurality of through holes 223 are formed in the fixed arm 221 and the movable arm 222, the through holes 223 are provided with pull bolts 224 detachably connected with the through holes, and the pull bolts 224 can lock the height of the second support arm 22 through the through holes 223;

the end part of the second supporting arm 22 is connected with the armrest 3, and the armrest 3 is provided with a soft cushion, so that the comfort level in use is improved; referring to fig. 4, fig. 4 is a schematic view illustrating a rotation state of a handrail of the adjustable hand rest of the utility model; the center or the end of the armrest 3 is movably connected with the second supporting arm 22, and the armrest can rotate by taking the second supporting arm 22 as an axis;

the utility model discloses a use: in the craniocerebral operation, the clamping part 1 is clamped on a main arm of a craniocerebral operation frame or a bed frame, the height of the handrail 3 is adjusted by the second supporting arm 22, and the direction of the handrail 3 is adjusted by the first supporting arm 21, so that the handrail 3 can be erected according to the operation requirement, and the medical staff can conveniently place elbows; referring to fig. 5, fig. 5 is a schematic view of the adjustable hand rests in two groups of simultaneous use states; it should be noted that, the adjustable hand supports of the utility model can be used in a plurality of groups, for example, two adjustable hand supports are used for respectively placing the left elbow and the right elbow, etc.; and the utility model is not only suitable for craniocerebral operation supporting arms, but also can be applied to other scenes suitable for the craniocerebral operation supporting arms.

It should be noted that: the adjustable hand support comprises a clamping part 1, a supporting arm 2 and a handrail 3, wherein the clamping part 1 can be detachably fastened with an external fixture, the assembly and disassembly are flexible, the application range is wide, the supporting arm 2 can provide flexible adjustability, and the handrail 3 can realize comfortable support for arms; the supporting arm 2 comprises a first supporting arm 21 and a second supporting arm 22, a rotating node 211 is arranged on the first supporting arm 21, position adjustment in the horizontal direction can be provided, and the second supporting arm 22 is of a liftable structure and can be flexibly adjusted in the vertical direction; the clamping part 1 comprises a fixed clamping plate 11, a movable clamping plate 12 and a bolt fixing shaft 13, and is simple in structure and capable of clamping and fastening; the armrest 3 is provided with a soft pad to increase comfort, the armrest 3 is movably connected with the second supporting arm 22, and the second supporting arm 22 can rotate as a shaft, so that the use flexibility is further improved.

Example 2

Referring to fig. 6, fig. 6 is a schematic view of another adjustable hand rest of the utility model; this embodiment is substantially the same as embodiment 1, except that the first support arm 21 may be set in a telescopic manner, and a sliding sleeve manner may also be adopted. The flexibility of position adjustment is further improved by matching with the through hole 223 and the pulling bolt 224 for fastening and the like.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.

Claims (9)

1. An adjustable hand rest is characterized by comprising a clamping part, a supporting arm and a handrail; the clamping part is connected with the supporting arm, and the other end of the supporting arm is connected with the handrail; the clamping part is used for clamping an external fixture; the supporting arm comprises a first supporting arm and a second supporting arm, the first supporting arm is connected with the clamping part, and a rotating node is arranged on the first supporting arm; the second supporting arm is connected with the first supporting arm and is of a liftable structure; the second support arm is coupled to the armrest for supporting an elbow of an operator.

2. The adjustable hand rest of claim 1, wherein the clamping portion comprises a fixed clamp plate, a movable clamp plate, a bolt fixing shaft; the bolt fixing shaft is used for adjusting the distance between the movable clamping plate and the fixed clamping plate.

3. The adjustable hand rest of claim 1, wherein the first support arm comprises a plurality of segments, each segment of the first support arm is connected to each other by a rotation node, and the rotation nodes are used for realizing the relative rotation of the support arms at two ends.

4. The adjustable hand rest of claim 1, wherein the second support arm comprises a stationary arm, a moveable arm; the movable arm is sleeved on the fixed arm and movably connected with the fixed arm.

5. The adjustable hand rest according to claim 4, wherein the fixed arm and the movable arm are provided with a plurality of through holes, and the through holes are provided with pull bolts detachably connected with the through holes.

6. The adjustable hand rest of claim 1, wherein the armrest has a cushion disposed thereon.

7. The adjustable hand rest of claim 1, wherein the armrest is movably coupled to the second support arm and is rotatable about the second support arm.

8. The adjustable hand rest of claim 1, wherein the clamping portions may be in multiple sets in parallel.

9. The adjustable hand rest of claim 1, wherein the first support arm is also provided with a slidably sleeved assembly for telescoping.

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