CN111282103B - A device for arm immobilization - Google Patents

Abstract

The invention discloses an arm fixing auxiliary device, which comprises: the arm fixing assembly is provided with a first fixing block, a first groove is formed in the upper end face of the first fixing block, the first groove is U-shaped, a second fixing block is movably arranged at the upper end of the first fixing block, and the distance between the second fixing block and the first fixing block is adjustable; the palm fixing component is fixedly arranged on the end face of the first fixing block and comprises a supporting plate for placing a palm; the pressing component is arranged in the first groove and is provided with a plurality of pressing blocks; the adjusting component is arranged on the lower end face of the first fixing block and used for adjusting the height of the arm fixing component. The invention is provided with the arm supporting component and the palm supporting component, so that the arm of the patient can be effectively fixed; the adjusting component is arranged, so that the position angle of the arm supporting component can be adjusted, and the arm of the patient is in a more comfortable angle; the pressing component is arranged, and the pressing block can massage the arm of the patient and promote local blood circulation.

Description

A device for arm immobilization

technical field

The invention relates to the field of medical auxiliary equipment, in particular to an arm fixing auxiliary device.

Background technique

At present, when the patient is carrying out infusion, because the arm is placed on the side of the body, the infusion needle and the infusion tube move freely with the patient's hand, which causes the infusion needle to loosen easily and cause secondary trauma to the patient. Therefore, an auxiliary infusion fixation device is needed. to immobilize the patient's arm. The existing arm fixing device can fix the patient's arm, but has the following defects: too long infusion time will lead to poor blood circulation in the patient's arm, which is easy to cause discomfort to the patient.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide an arm fixation auxiliary device, in order to solve the problem in the background art that too long infusion time will lead to poor blood circulation in the patient's arm and cause discomfort to the patient.

Based on the above purpose, the present invention provides an arm fixation auxiliary device, comprising:

The arm fixing assembly has a first fixing block for supporting the arm, the upper end surface of the first fixing block is provided with a first groove, and the opening direction of the first groove is arranged away from the first fixing block, The first groove is U-shaped, the upper end of the first fixing block is movably equipped with a second fixing block, and the distance between the second fixing block and the first fixing block is adjustable to fix the arm;

The palm fixing assembly is fixedly installed on the end surface of the first fixing block, and includes a support plate for placing the palm, the support plate is placed horizontally, and the contact surface with the patient's palm is arranged on the side away from the ground;

a pressing component, which is installed in the first groove and has a plurality of pressing blocks for pressing the arm;

The adjusting component is installed on the lower end surface of the first fixing block and is used for adjusting the height of the arm fixing component.

Optionally, a plurality of rods are vertically installed on the upper end surface of the first fixing block, the rods are installed on both sides of the first groove, and the lower end surface of the second fixing block is provided with a second groove, the second groove is U-shaped, the opening direction of the second groove is toward the side away from the center of the second fixing block, and a plurality of through holes are opened on the lower end surface of the second fixing block , the through holes are arranged on both sides of the second groove.

Optionally, a side wall of the second fixing block is provided with a threaded hole, the threaded hole and the through hole are vertically arranged and communicated with each other, a threaded pin is installed in the threaded hole, and the threaded pin is The top abuts against the side wall of the rod.

Optionally, a plurality of ventilation holes are formed on the surfaces of the first groove and the second groove.

Optionally, the palm fixing assembly includes a heating module, the heating module is installed on the end surface of the support plate, the heating module is arranged on the side away from the contact surface, and a soft pad is installed on the contact surface to use to support the wrist.

Optionally, the first fixing block is a hollow housing, the pressing component is installed inside the housing, and includes a driving module, a transmission module and a pressing module, the driving module is a motor, and the motor It is fixedly installed in the inner cavity of the first fixing block, a disk is installed on the rotating shaft, the transmission module includes a connecting rod, and one end of the connecting rod is eccentrically installed with the disk, along the connecting rod. A plurality of movable rods are evenly hinged in the length direction of the rod, and the other ends of the plurality of movable rods are fixedly installed with a transmission shaft, and the transmission shaft is installed inside the first fixed block through the shaft bracket, and the pressing module includes An installation plate, the installation plate is fixedly installed with the transmission shaft, an end surface of the installation plate is eccentrically installed with a shaft roller, and the shaft roller is arranged on a side away from the transmission shaft.

Optionally, the adjustment assembly is installed on the lower end surface of the first fixing block, and includes a fixed support foot and an adjustment support foot, the fixed support foot is installed close to the palm fixing assembly, and the adjustment support foot is disposed away from the palm fixing assembly.

Optionally, the adjusting support foot includes a horizontally placed support foot, a telescopic rod is installed vertically on the support foot, the other end of the telescopic rod is fixedly installed with an adjusting bracket, and a threaded rod is installed on the adjusting support, The threaded rod is arranged in parallel with the telescopic rod, the top end abuts on one end surface of the support foot, and the adjusting bracket is fixedly installed on the end surface of the first fixing block.

Beneficial effects:

1. The present invention can effectively fix and support the patient's arm and palm by setting the arm fixing component and the palm fixing component, so as to avoid the arm shaking during infusion, thereby preventing the infusion needle from loosening, and protecting the patient from secondary trauma.

2. There is a pressing component, including multiple pressing blocks, which can massage the patient's arm. When the infusion time is too long, the blood flow of the patient's hand is not smooth. Massage the arm through the pressing block to promote the blood circulation of the patient's hand and avoid the patient's hand. numbness.

3. An adjustment component is provided, which can adjust the height and inclination angle of the arm fixing component, so that the patient's arm is in a relaxed state and the patient's discomfort during infusion is reduced.

Description of drawings

1 is a schematic diagram of the overall structure of an arm fixing auxiliary device according to an embodiment of the present invention;

2 is a side sectional view of an arm fixing auxiliary device according to an embodiment of the present invention;

3 is a schematic structural diagram of an adjustment assembly in an embodiment of the present invention;

Fig. 4 is the partial enlarged schematic diagram of place I in Fig. 2;

Fig. 5 is the side view of A direction in Fig. 3;

6 is a top view of the first fixing block in the arm fixing auxiliary device according to the embodiment of the present invention;

7 is a top view of the second fixing block in the arm fixing auxiliary device according to the embodiment of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to specific embodiments and accompanying drawings.

As an embodiment, the present invention provides an arm fixation auxiliary device, comprising:

The arm fixing assembly has a first fixing block for supporting the arm. The upper end surface of the first fixing block is provided with a first groove, and the opening direction of the first groove is set away from the first fixing block. The first groove is U The upper end of the first fixing block is movably equipped with a second fixing block, and the distance between the second fixing block and the first fixing block is adjustable to fix the arm;

The palm fixing assembly is fixedly installed on the end surface of the first fixing block, and includes a support plate for placing the palm, the support plate is placed horizontally, and the contact surface with the patient's palm is arranged on the side away from the ground;

The pressing component is installed in the first groove and has a plurality of pressing blocks for pressing the arm;

The adjusting component is installed on the lower end surface of the first fixing block and is used for adjusting the height of the arm fixing component.

As shown in the figure, as an embodiment of the present invention, an arm fixing auxiliary device includes: an arm fixing assembly 1, which has a first fixing block 110 for supporting the arm, and an upper end surface of the first fixing block 110 is provided with a The first groove 111, the opening direction of the first groove 111 is set away from the center of the first fixing block 110, the first groove 111 is U-shaped, and the curved surface of the U-shaped groove can better fit the patient's arm, the first fixed The upper end of the block 110 is provided with a second fixing block 120 by means of snap connection, and the distance between the second fixing block 120 and the first fixing block 110 can be adjusted by relative sliding, so as to adapt to the arm circumference of different patients, so as to better Fixing the arm; the palm fixing assembly 2 is installed on the end surface of the first fixing block 110 by means of bolt fixing, including a support plate 210 for placing the palm, the support plate 210 is placed horizontally, and the contact surface that contacts the patient's palm is set On the side away from the ground; the pressing component 3 is installed in the first groove 111 by assembling and splicing, and has a plurality of pressing blocks to press the arm; the adjusting component 4 is installed in the first groove 111 by means of bolts. The lower end surface of a fixing block 110 is used to adjust the height of the arm fixing assembly 1 . When in use, firstly lay the non-woven fabric in the first fixing block 110 and the second fixing block 120, then the patient puts the arm into the first groove 111, and then adjusts the distance between the second fixing block 120 so that the patient's arm is fixed, the patient's palm is placed on the contact surface of the support plate 210, and then the position and height of the arm support assembly 1 are adjusted through the adjustment component 4, so that the patient's arm is placed in a more comfortable position, and finally during the infusion process, open the press The control switch of component 3 makes the pressing block massage the patient's arm and promote blood circulation.

In general, the arm support assembly 1 and the palm support assembly 2 are provided, which can effectively fix the patient's arm and avoid the loosening of the infusion needle caused by the arm shaking of the patient during the infusion process, thereby preventing the patient from suffering secondary injuries; Component 4, can adjust the position and angle of arm support component 1, so that the patient's arm is at a more comfortable angle; set up pressing component 3, when the infusion time is long, the pressing block can massage the patient's arm, promote local blood circulation, and prevent the patient from appearing Stiff fingers, numbness in the arm, etc., improve the comfort of the patient.

Further, a plurality of rods 112 are vertically installed on the upper end surface of the first fixing block 110 by means of screw connection. The second groove 121, the second groove 121 is U-shaped, the opening direction of the second groove 121 faces the side away from the center of the second fixing block 120, and the opening of the second groove 121 is opposite to the opening of the first groove 111 A plurality of through holes 122 are formed on the lower end surface of the second fixing block 120 , and the through holes 122 are arranged on both sides of the second groove 121 . The position of the rod 112 corresponds to the position of the rod 112. When in use, the first fixing block 110 is placed under the arm, and then the through hole 122 of the second fixing block 120 is aligned with the rod 112, so that the second fixing block 120 can be placed on the rod 112. Move upward, so as to achieve the effect of adjusting the spacing, wherein the side of the second fixing block 120 where the second groove 121 is located is installed close to the first fixing block 110 .

Further, a threaded hole 123 is formed on the side wall of the second fixing block 120. The threaded hole 123 and the through hole 122 are vertically arranged and communicated with each other. A threaded pin 123 is installed in the threaded hole 123, and the top of the threaded pin 123 is in contact with the rod. On the side wall of the rod 112, when the second fixing block 120 is adjusted to a proper position, the threaded pin 123 is tightened so that its top abuts against the side wall of the rod 112, so as to achieve the locking function.

Further, the surfaces of the first groove 111 and the second groove 121 are provided with a plurality of ventilation holes, and the arrangement of the ventilation holes can prevent the patient's arm from sweating during long-term infusion, thereby further improving the comfort of the patient.

Further, the palm fixing assembly 2 includes a heating module 220, the heating module 220 is installed on the end surface of the support plate 210 by means of a slot, and the heating module 220 is arranged on the side away from the contact surface. It is wound on the outer side wall of the heating module 220, and the medicine is heated by the heating module 220 to avoid the temperature of the medicine being too low. Preferably, the heating module 220 is heated by a resistance wire. The upper limit of the heating temperature of 220 does not exceed 45°C; a soft pad 230 is installed on the contact surface, and the soft pad 230 is filled with silica gel to support the wrist, thereby improving the comfort of the patient.

Further, the first fixing block is a hollow housing, the surface of the first groove 111 is provided with a gap, and the pressing component 3 is fixedly installed inside the housing, including the driving module 310 , the transmission module 320 and the pressing module 330 , the driving module 310 Preferably, a motor is used, the motor is fixedly installed on the inner cavity side wall of the first fixing block 110, and a disk 311 is fixedly installed on the rotating shaft of the motor; the transmission module 320 includes a connecting rod 321, one end of the connecting rod 321 is connected to the disk 311 is eccentrically installed, when the motor rotates, the disc 311 drives the connecting rod 321 to swing; a plurality of movable rods 322 are evenly hinged along the length of the connecting rod 321, and the other end of the plurality of movable rods 322 is fixedly installed with a transmission shaft 323, When the connecting rod 321 swings, the plurality of movable rods 322 rotate with the connecting rod 321, and the rotating movable rods 322 can drive the transmission shaft 323 to rotate; 330 includes an installation plate 331, the installation plate 331 and the transmission shaft 323 are fixedly installed, the end surface of the installation plate 331 is eccentrically installed with a shaft roller 332, and the shaft roller 332 is arranged on the side away from the transmission shaft 323. The notch is in contact with the patient's arm.

Further, the adjusting assembly 4 is mounted on the lower end surface of the first fixing block 110 by means of bolts, and includes a fixing support foot 410 and an adjusting support foot 420. The fixing support foot 410 is installed close to the palm fixing assembly 2, and the adjusting support foot 420 is far away from the palm fixing assembly. 2. Setting, since the height of the fixed support feet 410 is fixed, the height of the support feet 420 can be adjusted to form a position drop between the two ends of the arm fixing assembly 1, thereby adjusting the angle of the arm fixing assembly 1.

Further, the adjusting support foot 420 includes a horizontally placed support foot 421, a telescopic rod 422 is vertically installed on the support foot 421, and an adjusting bracket 423 is fixedly installed on the other end of the telescopic rod 422, preferably a telescopic rod 422 symmetrically arranged on the support foot is used, To make the support foot 421 more balanced, the adjusting bracket 423 is provided with a threaded rod 424, the threaded rod 424 is arranged in parallel with the telescopic rod 422, and the top end abuts on one end surface of the support foot 421, and the adjusting bracket 423 is fixedly installed on the On the end surface of the first fixing block 110, the threaded rod 424 is rotated during use, so that the distance between the support feet 421 and the fixing bracket 423 can be adjusted.

Specifically, during use, first, the patient places the arm in the first groove 111 of the first fixing block 110, and then adjusts the height of the second fixing block 120 so that the distance between it and the first fixing block 110 is close to that of the first fixing block 110. After the adjustment is completed, tighten the threaded pin 124 again, the top of the threaded pin 124 abuts against the side wall of the rod 112, so that the second fixing block 120 and the first fixing block 110 are relatively fixed, and adjust the The threaded rod 424 of the support foot 420 is used to adjust the position and height of the first fixing block 110; during the infusion process, the driving motor rotates to drive the rotating disk 311 to rotate, and a connecting rod 321 is movably installed on the rotating disk 311, and the connecting rod 321 is hinged with a plurality of The movable rod 322, the connecting rod 321 drives the movable rod 322 to rotate, the other end of the movable rod 322 is fixedly installed with the transmission shaft 323, the end surface of the transmission shaft 323 is fixedly installed with the installation plate 331, the transmission shaft 323 drives the installation plate 331 to rotate, the installation plate The shaft roller 332 is eccentrically installed on the 331, and the mounting plate 331 drives the shaft roller 332 to rotate, so that the shaft roller 332 presses the patient's arm rhythmically, thereby promoting the blood circulation of the arm and avoiding rigidity of the fingers and paralysis of the arm.

In general, the arm support assembly 1 and the palm support assembly 2 are provided, which can effectively fix the patient's arm and avoid the loosening of the infusion needle caused by the arm shaking of the patient during the infusion process, thereby preventing the patient from suffering secondary injuries; Component 4, can adjust the position and angle of arm support component 1, so that the patient's arm is at a more comfortable angle; set up pressing component 3, when the infusion time is long, the pressing block can massage the patient's arm, promote local blood circulation, and prevent the patient from appearing Stiff fingers, numbness in the arm, etc., improve the comfort of the patient.

Those of ordinary skill in the art should understand that the discussion of any of the above embodiments is only exemplary, and is not intended to imply that the scope of the present disclosure (including the claims) is limited to these examples; under the spirit of the present invention, the above embodiments or There may also be combinations between technical features in different embodiments, steps may be carried out in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

Although the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations to these embodiments will be apparent to those of ordinary skill in the art from the foregoing description.

Embodiments of the present invention are intended to cover all such alternatives, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (7)

1. An arm fixation assistance device, comprising:

the arm fixing assembly is provided with a first fixing block for supporting an arm, a first groove is formed in the upper end face of the first fixing block, the opening direction of the first groove is far away from the first fixing block, the first groove is U-shaped, a second fixing block is movably arranged at the upper end of the first fixing block, and the distance between the second fixing block and the first fixing block is adjustable so as to fix the arm;

the palm fixing component is fixedly arranged on the end face of the first fixing block and comprises a supporting plate for placing a palm, the supporting plate is horizontally placed, and a contact surface of the supporting plate, which is in contact with the palm of the patient, is arranged on one side far away from the ground;

the pressing component is arranged in the first groove, is provided with a plurality of pressing blocks and is used for pressing the arm;

the adjusting component is arranged on the lower end surface of the first fixing block and used for adjusting the height of the arm fixing component;

first fixed block is hollow casing, press the subassembly install in the inside of casing includes drive module, transmission module and presses the module, drive module is the motor, the motor is fixed install in the inner chamber of first fixed block, the axis of rotation facial make-up is equipped with the disc, transmission module includes the connecting rod, the one end of connecting rod with the disc off-centre is installed, follows evenly articulated on the connecting rod length direction have a plurality of movable rods, and is a plurality of the transmission shaft has been installed to the other end of movable rod is fixed, the transmission shaft passes through the pedestal and installs in the inside of first fixed block, press the module and include the mounting disc, the mounting disc with the transmission shaft is fixed to be installed, the eccentric beam barrel of having installed on the terminal surface of mounting disc, the beam barrel is kept away from transmission shaft one side sets up.

2. An arm fixation assistance device according to claim 1, wherein: the upper end face of the first fixing block is vertically provided with a plurality of rod pieces, the rod pieces are arranged on two sides of the first groove, the lower end face of the second fixing block is provided with a second groove, the second groove is U-shaped, the opening direction of the second groove faces to one side far away from the center of the second fixing block, the lower end face of the second fixing block is provided with a plurality of through holes, and the through holes are arranged on two sides of the second groove.

3. An arm fixation assistance device according to claim 2, wherein: threaded hole is seted up on the lateral wall of second fixed block, the screw hole with the through-hole sets up perpendicularly and communicates each other, threaded pin is equipped with in the screw hole, the top of threaded pin contradict in the lateral wall of member.

4. An arm fixation assistance device according to claim 3, wherein: a plurality of ventilation holes are formed in the surfaces of the first groove and the second groove.

5. An arm fixation assistance device according to claim 1, wherein: the palm fixing component comprises a heating module, the heating module is installed on the end face of the supporting plate, one side, far away from the contact surface, of the heating module is arranged, and a cushion is installed on the contact surface and used for supporting a wrist.

6. An arm fixation aid as claimed in claim 1, wherein: the adjusting component is arranged on the lower end face of the first fixing block and comprises fixing support legs and adjusting support legs, the fixing support legs are close to the palm fixing component, and the adjusting support legs are far away from the palm fixing component.

7. An arm fixation assistance device according to claim 6, wherein: the adjustable supporting leg comprises a horizontally arranged supporting leg, a telescopic rod is vertically arranged on the supporting leg, an adjustable support is fixedly arranged at the other end of the telescopic rod, a threaded rod is arranged on the adjustable support, the threaded rod and the telescopic rod are arranged in parallel, the top end of the threaded rod is abutted to the end face of one side of the supporting leg, and the adjustable support is fixedly arranged on the end face of the first fixing block.

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