CN219461148U - Pelvis ruler capable of measuring pelvis inclination angle - Google Patents

Abstract

The utility model relates to a pelvis ruler capable of measuring a pelvis inclination angle, which comprises a fixed arm, wherein a first movable arm and a second movable arm are respectively arranged at two ends of the fixed arm along the length direction and are respectively used for being attached to the top point of a left iliac crest and the top point of a right iliac crest, one ends of the first movable arm and the second movable arm are respectively and movably connected with two ends of the fixed arm along the length direction, an inclinometer and a water column are arranged in the middle of the fixed arm, and air bubbles are arranged in the water column. The utility model has the inclinometer, contains the high definition electronic display screen and a plurality of keys, and can rapidly acquire and lock data information. The pelvis ruler capable of measuring the pelvis inclination angle is easy to operate, convenient to read data and high in accuracy, and meets individual requirements of different patients.

Description

Pelvis ruler capable of measuring pelvis inclination angle

Technical Field

The utility model relates to the field of medical equipment, in particular to a pelvis ruler capable of measuring a pelvis inclination angle.

Background

Pelvic tilt is a clinical manifestation of pelvic ring front-back combined injury, which causes rotation, lifting and displacement of the injured side, pelvic deformation after fracture healing, dissymmetry of two sides of the pelvis and changes of imaging. The lumbar spine injury is characterized by unequal spacings of the iliac spines on two sides, shortened lower limbs on the injured side and positive pelvis squeezing and separating tests. If the pelvis is deformed or displaced, not only the appearance is affected, but also the abdomen fat is accumulated, and various diseases such as lumbar disc herniation, gluteus muscle or leg muscle atrophy, scoliosis, chest pain, high and low shoulders and the like are caused. Currently, in medical evaluation, X-ray films are commonly used to determine whether the pelvis is tilted left and right.

The existing pelvis level measuring ruler for evaluating rehabilitation medicine or sports medicine in clinic can only judge whether the pelvis is inclined, and other parameters need to be measured by shooting X-ray films, and a reliable measuring instrument for the inclination angle of the pelvis is lacked.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the pelvis ruler capable of measuring the pelvis inclination angle, realizes noninvasive measurement of the pelvis inclination angle, and provides convenient and powerful help for experimental study and clinical application of scoliosis, lower limb unequally and the like.

The utility model provides a pelvic ruler capable of measuring pelvis inclination, including the fixed arm, the fixed arm is equipped with first movable arm and second movable arm respectively along length direction's both ends and is used for laminating left side iliac crest summit and right side iliac crest summit respectively, the one end of first movable arm and second movable arm respectively with the both ends swing joint of fixed arm along the length direction, the centre of fixed arm is equipped with inclinometer and water column, be equipped with the bubble in the water column.

Preferably, the fixed arm comprises a first arm section, a second arm section and a third arm section which are connected in sequence, the top surfaces of the first arm section, the second arm section and the third arm section are flush, and the bottom surface of the second arm section is downwards raised relative to the first arm section and the third arm section.

Preferably, one sides of the first arm section and the third arm section along the length direction of the fixed arm are bent in opposite directions, and one side of the second arm section along the length direction of the fixed arm, which is opposite to the bending sides of the first arm section and the third arm section, is protruded in opposite directions from the bending sides of the first arm section and the third arm section.

Preferably, the shapes of the first movable arm and the second movable arm are respectively matched with the first arm section and the third arm section, and the lengths of the first movable arm and the second movable arm are not greater than those of the first arm section and the third arm section.

Preferably, the second arm section is located at a middle position of the fixed arm, and the first arm section and the third arm section are symmetrically distributed with the second arm section as a central axis.

Preferably, the inclinometer is provided on the top surface of the second arm segment.

Preferably, the water column is provided in the second arm section below the inclinometer.

Preferably, the bending directions of the first movable arm and the second movable arm are opposite, and the first movable arm and the second movable arm are symmetrically distributed with the second arm section as a central axis.

Preferably, the inclinometer is provided with a switch adjusting key, a correction adjusting key and a data locking key.

The utility model has the following beneficial effects:

the utility model has the inclinometer, contains a high definition electronic display screen and a plurality of keys, and can rapidly acquire and lock data information. The pelvis ruler capable of measuring the pelvis inclination angle is easy to operate, convenient to read data and high in accuracy, and meets individual requirements of different patients. The bubble in the water column plays a key reference role, and strongly proves that the pelvis ruler is in a horizontal position, so that the subsequent measurement is convenient. The movable arm can be stored in the fixed arm, so that the movable arm is lighter, portable and convenient to store.

Drawings

Fig. 1 is a schematic diagram of a semi-folded structure of the present utility model.

Fig. 2 is a schematic view of the unfolded structure of the present utility model.

Reference numerals:

1. fixing arm

2. First movable arm

3. Second movable arm

4. Inclinometer

5. Water column

6. Switch adjusting key

7. Correction adjusting key

8. Data lock key

9. First arm segment

10. Second arm segment

11. Third arm segment

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

It should be understood that the process equipment or devices not specifically identified in the examples below are all conventional in the art.

As shown in fig. 1-2, a pelvic ruler capable of measuring pelvic inclination angle comprises a fixed arm 1, wherein a first movable arm 2 and a second movable arm 3 are respectively arranged at two ends of the fixed arm 1 along the length direction and are respectively used for being attached to a left iliac crest vertex and a right iliac crest vertex, one ends of the first movable arm 2 and the second movable arm 3 are respectively movably connected with two ends of the fixed arm 1 along the length direction, an inclinometer 4 and a water column 5 are arranged in the middle of the fixed arm 1, and bubbles are arranged in the water column 5. When the utility model is used, the switch adjusting key 6 of the inclinometer 4 is pressed, the electronic display screen is opened, the bubble in the water column 5 is returned to the middle position, so that the fixed arm 1 is positioned at the horizontal position, the correction adjusting key 7 of the electronic inclinometer 4 is pressed, the electronic inclinometer 4 enters a relative measurement mode, at the moment, the horizontal angle of the pelvis ruler is zero degree, the default pelvis ruler is positioned at the horizontal position, the inner side of the lower end of the first movable arm 2 is attached to the vertex of the left iliac crest, the inner side of the lower end of the second movable arm 3 is attached to the vertex of the right iliac crest, whether the pelvis of a subject is inclined and is high or low is further detected, if the pelvis of the subject is inclined, the bubble rolls to one side of the pelvis height, and at the moment, if the displayed degree of the electronic display screen is changed, the displayed degree is the pelvis inclination angle.

In a preferred embodiment, the electronic inclinometer 4 is a high precision electronic inclinometer 4. The inclinometer 4 is also called an angle meter and an electronic angle meter, and is commonly used for measuring horizontal angle, relative angle and inclination angle. The adjusting structure comprises a switch adjusting key 6, a correction adjusting key 7 and a data locking key 8. In the utility model, the switch adjusting key 6 is used for adjusting the switch of the inclinometer 4; the correction adjusting key 7 carries out zero resetting after the water column 5 is balanced so as to ensure that the horizontal angle of the pelvis ruler capable of measuring the pelvis inclination angle is zero degree during measurement; the data locking key 8 can be used for locking the data of the degrees of the electronic display screen of the inclinometer 4.

In a preferred embodiment, the fixed arm 1 comprises a first arm section 9, a second arm section 10 and a third arm section 11 which are connected in sequence, the top surfaces of the first arm section 9, the second arm section 10 and the third arm section 11 are flush, and the bottom surface of the second arm section 10 is downwards raised relative to the first arm section 9 and the third arm section 11.

In a preferred embodiment, the first arm section 9 and the third arm section 11 are bent toward each other along one side of the length direction of the fixed arm, and the second arm section 10 is protruded toward the bent side of the first arm section 9 and the third arm section 11 along the length direction of the fixed arm, opposite to the bent side of the first arm section 9 and the third arm section 11.

In a preferred embodiment, the shapes of the first movable arm 2 and the second movable arm 3 are matched with the first arm section 9 and the third arm section 11 respectively, and the lengths of the first movable arm 2 and the second movable arm 3 are not greater than the lengths of the first arm section 9 and the third arm section 11. The first arm section 9 and the second arm section 10, the second arm section 10 and the third arm section 11 respectively form two grooves, the grooves are matched with the first movable arm 2 and the second movable arm 3 respectively, and the movable connection of the first movable arm 2, the second movable arm 3 and the fixed arm 1 is matched, so that the first movable arm 2 and the second movable arm 3 are respectively accommodated in the two grooves.

In a preferred embodiment, the second arm segment 10 is located at a middle position of the fixed arm 1, and the first arm segment 9 and the third arm segment 11 are symmetrically distributed with the second arm segment 10 as a central axis.

In a preferred embodiment, the inclinometer 4 is disposed on the top surface of the second arm segment 10.

In a preferred embodiment, the water column 5 is arranged in the second arm segment 10 below the inclinometer.

In a preferred embodiment, the bending directions of the first movable arm 2 and the second movable arm 3 are opposite, and the first movable arm 2 and the second movable arm 3 are symmetrically distributed with the second arm section 10 as a central axis.

In a preferred embodiment, the inclinometer is provided with a switch adjustment key 6, a correction adjustment key 7 and a data locking key 8.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (9)

1. The utility model provides a pelvic rule of measurable quantity pelvis inclination, its characterized in that, including fixed arm (1), fixed arm (1) are equipped with first movable arm (2) and second movable arm (3) respectively along length direction's both ends are used for laminating left side iliac crest summit and right side iliac crest summit respectively, the one end of first movable arm (2) and second movable arm (3) respectively with fixed arm (1) are along the both ends swing joint of long direction, the centre of fixed arm (1) is equipped with inclinometer (4) and water column (5), be equipped with the bubble in water column (5).

2. Pelvic ruler capable of measuring pelvic tilt angle according to claim 1, characterized in that the fixed arm (1) comprises a first arm section (9), a second arm section (10) and a third arm section (11) connected in sequence, the top surfaces of the first arm section (9), the second arm section (10) and the third arm section (11) are flush, and the bottom surface of the second arm section (10) protrudes downwards relative to the first arm section (9) and the third arm section (11).

3. A pelvic ruler capable of measuring a pelvic tilt angle according to claim 2, wherein one side of the first arm section (9) and the third arm section (11) along the length direction of the fixed arm are bent towards each other, and one side of the second arm section (10) along the length direction of the fixed arm opposite to the bent sides of the first arm section (9) and the third arm section (11) is protruded reversely to the bent sides of the first arm section (9) and the third arm section (11).

4. Pelvic ruler capable of measuring pelvic tilt angle according to claim 1, characterized in that the shape of the first movable arm (2) and the second movable arm (3) are respectively matched with the first arm section (9) and the third arm section (11), and the length of the first movable arm (2) and the second movable arm (3) is not larger than the length of the first arm section (9) and the third arm section (11).

5. Pelvic ruler capable of measuring pelvic tilt angle according to claim 2, characterized in that the second arm section (10) is located in the middle of the fixed arm (1), and the first arm section (9) and the third arm section (11) are symmetrically distributed with the second arm section (10) as central axis.

6. Pelvic ruler for measuring pelvic tilt angle according to claim 2, characterized in that the inclinometer (4) is provided on the top surface of the second arm segment (10).

7. A pelvic ruler capable of measuring pelvic tilt angle according to claim 2, characterized in that the water column (5) is provided in the second arm section (10) below the inclinometer.

8. Pelvic ruler capable of measuring pelvic tilt angle according to claim 2, characterized in that the bending directions of the first movable arm (2) and the second movable arm (3) are opposite, and the first movable arm (2) and the second movable arm (3) are symmetrically distributed with the second arm section (10) as a central axis.

9. Pelvic ruler capable of measuring pelvic tilt angle according to claim 1, characterized in that the inclinometer is provided with a switch adjusting key (6), a correction adjusting key (7) and a data locking key (8).