CN219331664U - Auxiliary arm fixing mechanism - Google Patents

Abstract

The utility model relates to an arm auxiliary fixing mechanism which comprises a supporting base, a supporting plate, an arm component and an arm supporting part, wherein the arm component comprises a U-shaped bracket, a palm gripping part and an arm binding belt, the supporting plate is arranged above the supporting base, the U-shaped bracket is connected with the supporting plate through a bearing, the outer ring of the bearing is fixedly connected to the top of the supporting plate, the middle part of the top end of the U-shaped bracket is fixedly connected with the inner ring of the bearing through a connecting piece, the palm gripping part and the arm binding belt are transversely arranged on the encircling inner side of the U-shaped bracket, the palm gripping part is arranged on one side close to the top end of the U-shaped bracket, the arm binding belt is arranged on one side close to the port of the U-shaped bracket, the arm supporting part comprises a rotating plate and an arm support, and the arm support is positioned below the U-shaped bracket and is rotationally connected with the supporting base through the rotating plate. The utility model can realize the rotation adjustment of the arm of the patient, and is convenient for medical staff to adjust the blood sampling position according to the condition of the patient.

Description

Auxiliary arm fixing mechanism

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an arm auxiliary fixing mechanism.

Background

The outpatient blood sampling is one of very common examination operations in clinical medicine, and common blood sampling parts comprise elbow veins, wrist veins, back hand veins and the like, however, when the blood sampling process occurs, patients are not matched with the blood sampling process, even the blood sampling is refused, the blood sampling process is slow, the working efficiency is low, and the time for the patients to get long is long. Especially, children or adult patients with partial dizziness can twist continuously during blood sampling, so that puncture is difficult, puncture failure is likely to occur, multiple punctures are needed, and pain of patients is increased.

Therefore, part of hospitals adopt the fixing bracket to limit the arms, so that blood collection work is convenient to carry out. In practical application, most blood sampling fixing brackets are standard fixed brackets, and cannot adapt to patients with different hand lengths. Meanwhile, the forward and reverse adjustment of the arm cannot be performed according to the blood sampling position, namely, when the vein of the elbow and the vein of the wrist is found to be too thin or the blood sampling fails in the blood sampling process, the arm is required to be overturned by unlocking the binding belt, the back of the hand vein can be sampled after being fixed again, and thus, the waiting time and the pain time of a patient are greatly prolonged.

Disclosure of Invention

The utility model provides an arm auxiliary fixing mechanism for solving the technical problems.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an arm auxiliary fixation mechanism, includes support base, backup pad, arm subassembly and arm supporting part, the arm subassembly includes U type support, palm gripping portion and arm bandage, the backup pad install in support base top, U type support pass through the bearing with the backup pad is connected, the outer lane rigid coupling of bearing is in the top of backup pad, the inner circle fixed connection of connecting piece and bearing is passed through in the top middle part of U type support, palm gripping portion and arm bandage all transversely set up around inboard in U type support, palm gripping portion is close to the top one side setting of U type support, arm bandage is close to the port one side setting of U type support, arm supporting part includes rolling plate and arm support, the arm support is located U type support below and rotates with support base through the rolling plate and is connected.

Further, one end of the rotating plate is rotationally connected with the top surface of the supporting base through a first rotating shaft, and the other end of the rotating plate is rotationally connected with the middle part of the bottom surface of the arm support through a second rotating shaft.

Further, the support base is provided with an accommodating cavity for accommodating the rotating plate, and the accommodating cavity is positioned in the center of the top surface of the support base.

Further, the length of the rotating plate is not greater than the distance between the arm assembly and the supporting base.

Furthermore, the U-shaped support is a telescopic support, and two ends of the U-shaped support can be telescopically adjusted along the direction of the port.

Further, one end of the arm bandage is fixed on a port on one side of any U-shaped support, a limiting hole for the arm bandage to pass through is correspondingly formed in a port on the other side of the U-shaped support, and an adhesive part is further arranged at the free end of the arm bandage.

Further, an anti-slip grip is sleeved on the palm gripping part.

Further, a bolt component which is fixedly connected with the table top is arranged on the supporting base.

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

1. according to the utility model, the arm assembly is arranged, the support plate is arranged above the support base, and the U-shaped support is connected with the support plate through the bearing, so that the rotation adjustment of the U-shaped support can be realized, the blood sampling position can be conveniently adjusted by medical staff according to the condition of a patient, and the readjustment of the bandage is not required to be released;

2. according to the utility model, the arm support part comprises the rotating plate and the arm support, and the arm support is positioned below the U-shaped bracket and is rotationally connected with the support base through the rotating plate, so that the arm of a patient is fixed, the arm is prevented from shaking and twisting in the blood sampling process, the success rate of puncture is improved, and the pain of the patient is relieved;

3. the utility model reduces the workload of medical staff, improves the blood sampling efficiency, and has simple and convenient operation, thereby facilitating the blood sampling operation of patients in a comfortable posture.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model, FIG. 1;

FIG. 2 is a schematic view of the structure of the present utility model, FIG. 2;

FIG. 3 is a schematic view of the structure of the arm support member;

the attached drawings are identified: 1-supporting base, 101-holding chamber, 2-backup pad, 3-U support, 4-palm gripping portion, 5-arm bandage, 6-connecting piece, 7-pivoted plate, 8-arm holds in the palm, 9-first pivot, 10-second pivot.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

Example 1

As shown in fig. 1, 2 and 3, the arm auxiliary fixing mechanism disclosed by the utility model comprises a support base 1, a support plate 2, an arm component and an arm supporting part, wherein the arm component comprises a U-shaped support 3, a palm gripping part 4 and an arm binding belt 5, the support plate 2 is installed above the support base 1, the U-shaped support 3 is connected with the support plate 2 through a bearing, the outer ring of the bearing is fixedly connected with the top of the support plate 2, the middle part of the top end of the U-shaped support 3 is fixedly connected with the inner ring of the bearing through a connecting piece 6, the palm gripping part 4 and the arm binding belt 5 are transversely arranged on the surrounding inner side of the U-shaped support 3, the palm gripping part 4 is arranged near one side of the top end of the U-shaped support 3, the arm binding belt 5 is arranged near one side of the port of the U-shaped support 3, the arm supporting part comprises a rotating plate 7 and an arm support 8, and the arm support 8 is positioned below the U-shaped support 3 and is rotationally connected with the support base 1 through the rotating plate 7.

One end of the rotating plate 7 is rotatably connected with the top surface of the supporting base 1 through a first rotating shaft 9, and the other end of the rotating plate 7 is rotatably connected with the middle part of the bottom surface of the arm support 8 through a second rotating shaft 10. Specifically, after the arm of the patient is adjusted and fixed, when the operation of blood sampling is to be performed, the arm support 8 needs to be unfolded for supporting and limiting the arm of the patient. Because the one end of rotating plate 7 is through the top surface rotation connection of first pivot 9 and support base 1, need upwards overturn rotating plate 7, make it be 90 contained angle with support base 1, because rotating plate 7 is set up in holding chamber 101 of support base 1, after standing up it, rotating plate 7 receives holding chamber 101 edge's restriction, is the biggest rotation scope after reaching vertical direction to make it reach stable vertical state. In addition, the other end of the rotating plate 7 is rotatably connected with the middle part of the bottom surface of the arm support 8 through the second rotating shaft 10, and when the rotating plate 7 is horizontally placed and stored, in order to facilitate the folding and unfolding of the arm support 8, the length direction of the arm support 8 is also in a horizontal state, so that the adjustment operation of the U-shaped bracket 3 is not affected. When the rotating plate 7 is erected, the arm support 8 is rotated at the same time, so that the arm support 8 is still in a horizontal state, when the rotating plate 7 is erected, the arm support 8 is just horizontally positioned below the arm assembly, and when the arm of a patient is placed on the arm support 8, the arm is positioned on the surrounding inner side of the U-shaped support 3. Meanwhile, as can be seen from fig. 3, the rotating plate 7 is a rectangular plate, and when the arm support 8 rotates to the end face of the rotating plate according to the position set up by the second rotating shaft 10, the arm support 8 and the rotating plate 7 are limited by the second rotating shaft 10 and the end face of the rotating plate 7 to reach the maximum rotation amplitude, and at this time, the arm support 8 and the rotating plate 7 are in a mutually perpendicular state. And because the elbow of the patient is positioned on the side of the arm support 8 far away from the first rotating shaft 9, the gravity center acting force of the arm can ensure that the patient can still keep a stable horizontal state when the arm is placed on the arm support 8.

The support base 1 is provided with a containing cavity 101 for containing the rotating plate 7, and the containing cavity 101 is positioned in the center of the top surface of the support base 1. Specifically, when the rotating plate 7 is up and the arm support 8 is in a horizontal state, the arm support 8 is just below the arm assembly, so that the arm assembly and the arm support component form a supporting limiting structure which is matched with each other.

The length of the rotating plate 7 is not greater than the distance between the arm assembly and the support base 1. Specifically, when the arm support 8 reaches the maximum horizontal height, the arm support 8 is slightly lower than the horizontal height of the arm assembly, so that the supporting effect of blood collection is ensured.

The U-shaped support 3 is a telescopic support, and two ends of the U-shaped support 3 can be telescopically adjusted along the port direction. Specifically, the U-shaped bracket 3 can be adjusted according to the arm length of a patient, so that the palm grasping part 4 and the arm binding band 5 are both positioned at the adapting position with the arm, and the blood collection is ensured to be suitable for people of different age groups. Meanwhile, the static friction force of the U-shaped bracket 3 is larger than the dynamic friction force of the U-shaped bracket 3, and the length of the U-shaped bracket 3 can be adjusted under a certain acting force.

One end of the arm strap 5 is fixed on a port on one side of any U-shaped bracket 3, a limiting hole for the arm strap 5 to pass through is correspondingly formed in a port on the other side of the U-shaped bracket 3, and an adhesive part is further arranged at the free end of the arm strap 5. Preferably, the bonding part can be a magic tape, and the U-shaped bracket 3 is provided with a magic tape matched with the magic tape. The arm bandage 5 passes through the limiting hole and then is fixed in a wrapping way, so that the limiting effect on the arm is achieved, meanwhile, after the arm bandage 5 is tensioned, the rear end of the arm can be pressed to a certain extent, the function similar to a pulse pressing belt is achieved, and medical staff can conveniently find a needle applying part to collect blood.

An anti-slip grip is sleeved on the palm gripping part 4. Specifically, stability and comfort when the antiskid handle can promote the grasp are favorable to patient's application of force, have replaced traditional fist operation, hold the object simultaneously and can play better effect than the fist.

The support base 1 is provided with a bolt component which is fixedly connected with the table top. Specifically, the supporting base 1 is fixed on the table top through bolts, plays a role in stabilizing and preventing movement, greatly improves the stability and ensures the safety of the blood sampling process.

Example two

On the basis of the first embodiment, the embodiment provides a specific implementation flow of the arm auxiliary fixing mechanism.

The specific implementation principle flow is as follows:

the patient stretches out the arm and grasps on palm gripping portion, carries out spacing fixed to the arm that the patient is close to the elbow of the hand simultaneously, through the bonding of arm bandage for the arm bandage still can bear the weight of and support under the natural state of relaxing of arm. After the arm is adjusted well in position, the rotating plate is erected, and meanwhile the arm support is rotated, so that the arm support is in a horizontal state, the arm is placed on the arm support at the moment, comfortable anti-slip materials such as sponge and rubber are arranged on the top surface of the arm support, and stability and comfort are further improved. When blood sampling work is carried out, the arm supports to play a limiting and fixing role, the palm gripping part is suitable for a patient to apply force to expose the green bars, and the arm binding belt plays a supporting role before the arm supports are lifted. After the medical staff is needled, the patient can release the grip of the palm gripping portion.

If blood sampling failure caused by too thin blood vessel or other reasons is found in the blood sampling process, the arm support is put down, the patient directly grasps the palm grasping part to rotate the arm, the adjustment can be quickly realized without loosening the arm binding band in the process, and the arm support only needs to be lifted again after the adjustment is finished. The advantage of this application scheme not only lies in can carrying out spacing support, fixed to the arm to and the rotatory adjustment of arm, the application of force of patient of still accessible palm gripping portion of being convenient for, alleviate tension, avoid shake simultaneously and rock the harmful effects that produces.

There are, of course, many other embodiments of the utility model that can be made by those skilled in the art in light of the above teachings without departing from the spirit or essential scope thereof, but that such modifications and variations are to be considered within the scope of the appended claims.

Claims (8)

1. An auxiliary arm fixing mechanism is characterized in that: including supporting base, backup pad, arm subassembly and arm supporting part, the arm subassembly includes U type support, palm gripping portion and arm bandage, the backup pad install in support base top, U type support pass through the bearing with the backup pad is connected, the outer lane rigid coupling of bearing is in the top of backup pad, the top middle part of U type support passes through the inner circle fixed connection of connecting piece with the bearing, palm gripping portion and arm bandage all transversely set up in U type support and encircle inboard, palm gripping portion is close to the top one side setting of U type support, arm bandage is close to the port one side setting of U type support, arm supporting part includes rolling plate and arm support, the arm support is located U type support below and rotates with support base through the rolling plate and be connected.

2. An arm assist securing mechanism as defined in claim 1, wherein: one end of the rotating plate is rotationally connected with the top surface of the supporting base through a first rotating shaft, and the other end of the rotating plate is rotationally connected with the middle part of the bottom surface of the arm support through a second rotating shaft.

3. An arm assist securing mechanism as claimed in claim 2, wherein: the support base is provided with an accommodating cavity for accommodating the rotating plate, and the accommodating cavity is positioned in the center of the top surface of the support base.

4. An arm assist securing mechanism as defined in claim 1, wherein: the length of the rotating plate is not greater than the distance between the arm component and the supporting base.

5. An arm assist securing mechanism as defined in claim 1, wherein: the U-shaped support is a telescopic support, and two ends of the U-shaped support can be telescopically adjusted along the direction of the port.

6. An arm assist securing mechanism as defined in claim 1, wherein: one end of the arm bandage is fixed on one side port of any U-shaped support, a limiting hole for the arm bandage to pass through is correspondingly formed in the port on the other side of the U-shaped support, and an adhesive part is further arranged at the free end of the arm bandage.

7. An arm assist securing mechanism as defined in claim 1, wherein: an anti-slip grip is sleeved on the palm gripping part.

8. An arm assist securing mechanism as defined in claim 1, wherein: the supporting base is provided with a bolt component which is fixedly connected with the table top.

Images