CN216962451U - Limb circumference measuring tool - Google Patents

Abstract

The utility model relates to the field of medical instruments, in particular to a limb circumference measuring tool. The measuring device mainly comprises a guide rod and a flexible rule, a handle is arranged at the bottom of the measuring device, a connecting hole is formed in the top of the guide rod, the flexible rule penetrates through the connecting hole, the lower part of the limb can be easily penetrated through the measuring device without lifting the limb of a patient and the limb can be easily penetrated out from the other side, pain and discomfort caused by moving the limb of the patient are reduced, and workload of a measurer is reduced.

Description

Limb circumference measuring tool

Technical Field

The utility model relates to the field of medical instruments, in particular to a limb circumference measuring tool.

Background

The limb circumference of a patient needs to be measured frequently in clinical work, the limb thickness, the swelling degree and the muscle atrophy degree of the patient are further known by knowing the change of the limb circumference of the patient, and the curative effects before and after treatment are compared. The most common tools for measuring the circumference of a limb are a common tape and various tapes modified to increase the measurement accuracy and convenience.

Utility model patent No. 201420593937.X "a leg encloses measuring device" is a measuring device including the flexible rule that has the scale and the hard rule that has the scale, and the flexible rule passes through swing joint device and hard rule sliding connection, and one section of zero scale of hard rule is equipped with the running-board, ensures to measure shank same position at every turn, improves and measures the accuracy. Utility model patent number

201821629574.5A leg circumference measuring device is disclosed, which comprises a binding band, a measuring band, and a connecting piece between the measuring band and the binding band. Realize the fixed shank fast through the bandage during use, confirm the measurement department that the leg encloses by the connecting piece, later through the external diameter of measuring tape laminating shank surface survey shank, measurement process is swift convenient, save time. Utility model patent No. 202020158177.5 "ruler of measuring four limbs dimension", its structure is including measuring scale, slip ring and tape measure, can make during the use to measure scale one end and can directly fix to human ankle or wrist department through the fixed band, then remove the slip ring through the scale mark and measure to the position that is surveyed limbs difference, every position accessible scale mark direct determination of measuring position distance wrist or ankle need not to carry out multiple measurements to this distance again, can not make the error increase because of measuring many times like this.

Whether the common flexible rule or the various modified measuring devices with the flexible rules have a plurality of defects in clinical practical application. Firstly, when measuring the circumference of the limb of a patient lying in bed, the limb of the patient is required to be lifted, a measurer passes a flexible rule through the lower part of the limb of the patient and penetrates out of the opposite side, and the circumference of the limb is measured after the limb is wound for one circle. For patients with normal limb muscle strength, the operation is simple and effective, but for some patients with limb paralysis or patients with limb trauma (or after operation), the difficulty of passing a flexible rule through the lower part of the limb is large due to the limb paralysis or swelling of the limb, and at the moment, an assistant is often needed to assist in lifting the limb of the patient, so that the workload of medical staff is increased, and the pain of the patient can be induced; secondly, when the flexible rule passes through the lower part of the limb of the patient and is positioned in the sight blind area of the measurer, the flexible rule can be deviated, rotated and folded to influence the measurement precision, so the existing measurement tool needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, it is necessary to design a measuring tool, so that the measuring tool can easily pass through the lower part of the limb to be measured and pass through the other side of the limb without lifting the limb of the patient during measurement, thereby reducing pain and discomfort caused by moving the limb of the patient and reducing workload of a measurer.

Specifically, the utility model mainly adopts the following technical scheme:

the utility model provides a limbs periphery measuring tool, includes tape measure and guide bar, have the scale that is used for measuring the periphery on the tape measure, the guide bar top is equipped with the connecting hole, the tape measure passes the connecting hole, guide bar surface covering has the soft cover, the guide bar bottom is connected with the handle.

Further, the guide rod and the handle at the bottom are mechanically connected or welded together.

Further, the handle is a curved shape or a straight rod shape, and the patient can hold the handle to perform the measuring operation, preferably, the handle has a length of 100mm and a diameter of 10 mm.

Furthermore, the guide rod is a hard and elastic metal rod, can easily pass through a gap between the limb and the bed, and guides the 0-scale end of the flexible rule to penetrate out of the other side of the limb; meanwhile, the elastic guide rod is arranged, the top of the guide rod can rebound and tilt after the guide rod penetrates through the lower part of the limb, a measurer can conveniently take the scale end of the flexible ruler 0, and the scale is further measured and read.

Further, the connecting hole is a fully-closed or semi-open circular hole, preferably, the length of the fully-closed connecting hole is 12mm, and the width of the fully-closed connecting hole is 5 mm.

Alternatively, the connecting hole can be a semi-open U-shaped opening, so that the guide rod can be conveniently separated from the tape after penetrating through a gap between the thigh and the bed board.

Further, the guide rod is a flat metal rod or a straight rod, and when the guide rod is a flat metal rod, the guide rod is of a telescopic structure and is divided into 4 sections, namely, the lower section structure is sleeved on the outer surface of the upper section structure, so that the telescopic structure is formed. Preferably, the guide rod is 220mm, and its lower part is 200mm, including 3 section structures, and upper portion is a single section structure, and length is 20mm, and the width is 15mm, and thickness is 6mm, and the connecting hole is seted up in the structure at top.

The utility model has the following beneficial effects:

firstly: when the device is used for measuring the circumference of the limb, only one person is needed to operate, the limb of the patient is not required to be lifted, and with the help of the guide rod, the 0-scale end of the flexible rule can easily penetrate through a gap between the limb and the bed and penetrates out from the other side of the limb, so that the possibility of inducing pain of the patient when the limb is lifted is reduced.

Secondly, the method comprises the following steps: the guide rod can guide the flexible rule to pass through the sight blind area below the limb, so that the flexible rule is prevented from rotating, folding, deviating and the like, and the measuring precision is improved.

Drawings

FIG. 1 is a schematic block diagram of an embodiment of the present invention;

the numbers in the figure are: 1-flexible rule, 2-guiding rod, 3-connecting hole and 4-handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a leg circumference measuring device includes a flexible rule 1 and a guide rod 2, wherein the flexible rule 1 is a plastic flexible rule, and is made of transparent material, and has a length of 1200mm, a width of 10mm, and a thickness of 1 mm. The total length of the guide rod 2 is 320mm, the upper part is a widened flat metal plate, the length is 20mm, the width is 15mm, the thickness is 6mm, a connecting hole 3 with the length of 12mm and the width of 5mm is arranged in the guide rod, and the tape 1 can smoothly pass through the connecting hole 3 at the head part of the guide rod 2 for use. The lower part is a metal flat rod with the length of 200mm, the width of 10mm, the central thickness of 5mm, the edge thickness of 2mm and smooth surface, and scale marks are arranged on the body part every 50mm until reaching the 200mm position for positioning during measurement. The bending type handle 4 has a length of a grip portion of 100mm and a diameter of 10mm, and also limits the distance of the guide bar 2 passing through the leg portion to prevent the tape 1 from being inconveniently taken to a position too far away.

Another embodiment of the technical solution is that the connecting hole 3 is a half-open round hole, the surface of the guide rod 2 is covered with a soft sleeve, and the rest of the design is the same as the above embodiment.

Another embodiment of the technical scheme is that the head of the guide rod 2 is a semi-open U-shaped opening, so that the guide rod can be conveniently separated from the tape after passing through a gap between a thigh and a bed board, and the rest structure is the same as that of the first embodiment.

Another embodiment of the technical scheme is that the handheld part at the tail part of the guide rod 2 is a straight rod, and the rest structure is the same as that of the first embodiment.

Another embodiment of the technical solution is that the guiding rod 2 is a telescopic structure, which is convenient for medical staff to store and carry, and the rest of the structure is the same as that of the first embodiment.

The specific use method comprises the following steps: when the limb circumference measuring device is used, a measurer firstly uses the scale marks on the guide rod 2 to position the part needing to measure the circumference, then the 0 scale end of the flexible rule 1 penetrates through the connecting hole at the head of the guide rod 2 to be connected, and the flexible rule 1 is unfolded and laid flat along the guide rod 2; then, the measurer holds the handle 4 by hand, the top of the guide rod 2 penetrates through a gap between the limb of the patient and the bed and penetrates out of the other side of the limb, the tester grasps the 0-scale end of the flexible rule 1 at the guide hole 2 at the other side of the limb of the patient, and finally, the tester holds the two ends of the flexible rule 1 by hand, winds the limb of the patient for one circle and reads the scale, so that the circumference of the limb is obtained.

When the limb circumference measuring device is used, the scale 0 end of the flexible rule 1 penetrates through the connecting hole 3 of the guide rod 2 to be connected, then the head of the guide rod 2 only needs to penetrate through a gap between the limb of a bedridden patient and a bed, the guide rod 2 can drive the scaled flexible rule 1 to penetrate through the lower part of the limb of the patient to be measured and penetrate out from the opposite side, and at the moment, a measurer can conveniently take the scale 0 end of the flexible rule 1 and read the scale 0 end, so that the measuring convenience is improved. In addition, due to the action of the guide rod 2, the flexible rule 1 cannot rotate, fold and shift when passing through a sight blind area below the limb, so that the measurement precision is improved.

Meanwhile, the measuring device solves the problems of patients with limb paralysis and weakness or patients with limb trauma or postoperative patients, so that the ruler can smoothly pass through a gap between the thigh and the bed to penetrate out from the other side without lifting the leg during measurement, thereby reducing the workload of a measurer and reducing the pain possibly brought to the patients.

Claims (10)

1. The utility model provides a limbs circumference measuring tool, its characterized in that includes tape (1) and guide pole (2), guide pole (2) top is equipped with connecting hole (3), tape (1) passes connecting hole (3), guide pole (2) surface covering has the soft cover, guide pole (2) bottom is connected with handle (4).

2. The tool for measuring the circumference of a limb according to claim 1, wherein the handle (4) is curved or straight.

3. A tool for measuring the circumference of a limb according to claim 2, wherein the handle (4) is 100mm in length and 10mm in diameter.

4. The tool for measuring circumference of limbs according to claim 2, wherein the connecting holes (3) are full closed or semi open circular holes.

5. The tool for measuring circumference of limb as claimed in claim 3, wherein the totally enclosed connecting hole (3) has a length of 12mm and a width of 5 mm.

6. The tool for measuring circumference of limbs according to claim 2, wherein said connection holes (3) are semi-open U-shaped openings.

7. The tool for measuring the circumference of a limb according to claim 1, characterized in that the guiding rod (2) is a flat metal rod.

8. The tool for measuring circumference of limbs according to claim 1, wherein the guide rod (2) has a length of 220mm, a width of 10mm, a central thickness of 5mm and an edge thickness of 2 mm.

9. The tool for measuring circumference of limbs according to claim 7, characterized in that said guiding rod (2) is a 4-segment telescopic structure.

10. A tool for measuring the circumference of a limb according to any one of claims 1-8, wherein the tape (1) has a length of 1200mm, a width of 10mm and a thickness of 1 mm.

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