CN211049625U - Percutaneous supracondylar fracture reduction measuring device for children - Google Patents
Percutaneous supracondylar fracture reduction measuring device for children Download PDFInfo
- Publication number
- CN211049625U CN211049625U CN201921230192.XU CN201921230192U CN211049625U CN 211049625 U CN211049625 U CN 211049625U CN 201921230192 U CN201921230192 U CN 201921230192U CN 211049625 U CN211049625 U CN 211049625U
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- CN
- China
- Prior art keywords
- pointer
- tray body
- reference line
- percutaneous
- supracondylar fracture
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000002310 elbow joint Anatomy 0.000 claims abstract description 12
- 239000007769 metal material Substances 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 210000002758 humerus Anatomy 0.000 abstract description 19
- 210000003414 extremity Anatomy 0.000 abstract description 12
- 210000002745 epiphysis Anatomy 0.000 abstract description 6
- 210000003423 ankle Anatomy 0.000 abstract description 5
- 206010017076 Fracture Diseases 0.000 description 14
- 208000010392 Bone Fractures Diseases 0.000 description 13
- 241000469816 Varus Species 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 201000011275 Epicondylitis Diseases 0.000 description 1
- 206010020462 Humerus fracture Diseases 0.000 description 1
- 206010060820 Joint injury Diseases 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a percutaneous supracondylar fracture reduction measuring device for children, which comprises a first disk body arranged on an elbow joint, wherein the first disk body is provided with a reference line superposed with the projection of the connection line of the inner condyle and the outer condyle of the humerus; the first tray body is also provided with a second pointer and a second tray body, the second tray body is provided with a first pointer, the first tray body is also provided with a first pointer and a second pointer, and the projection of the rotating shafts of the first pointer and the second pointer is superposed with the reference line; the first pointer, the second pointer and the reference line are made of metal materials. Firstly, the device is placed on a healthy limb, so that the reference line is aligned with the connection line of the inner and outer condyles of the humerus, the first pointer is parallel to or coincided with the oblique line of the outer ankle epiphysis plate, and the second pointer is coincided with the axis of the humerus; then the device is placed on the limb of the patient, the reference line is aligned with the connection line of the inner condyle and the outer condyle of the humerus, and the reduction condition of the supracondylar fracture of the humerus is judged by observing the positions of the first pointer and the second pointer. The utility model discloses can measure bauman angle, accurate aassessment suffers from the limb condition of resetting, degree of resetting in the aassessment art.
Description
Technical Field
The utility model relates to a measuring tool, specifically speaking are percutaneous children supracondylar fracture measurement device that resets.
Background
Supracondylar fracture of humerus is common elbow joint injury of children, accounts for about 12% -17% of all fractures of children, is better to be developed in children under 7 years old, is commonly seen in non-dominant side patients, and has no obvious color difference in incidence of male and female. The common injury reason is hyperextension or over-bending distortion violence generated when a high place falls, the fracture can be divided into an extension type and a bending type according to an injury mechanism, wherein the extension type accounts for 98%, the current Garland I type fracture can achieve a satisfactory prognosis effect by being fixed for 3-4 weeks in a gypsum braking mode, the II type and the III type can be treated in a closed reduction gypsum fixing mode, but the current Garland I type fracture can be fixed by combining closed reduction with a Kirschner wire along with the progress of an operation technology and the development of built-in materials. The goal of the surgical treatment is to restore the distal humeral anatomical position, particularly the integrity of the medial humeral column, and thereby reduce the incidence of post-operative elbow varus deformity. Currently, the Baumann angle is considered as an evaluation criterion for evaluating the degree of restoration of the medial humeral column, and is also translated in chinese as the "Baumann angle", i.e. the angle between the humeral axis and the axis of the epicondylitis epiphysis plate, Williamson proposes that the Baumann angle normally ranges from 64 ° to 81 °, and when the Baumann angle is within the normal range, the fracture reduction is satisfactory.
At present, a training way with low cost and low risk is provided for teaching training by the occurrence of high-simulation silica gel people, but the rotation or displacement of the distal broken end in the supracondylar fracture reduction process of the humerus to different degrees exists as the situation of the real person operation, and the measurement of the Baumann angle is difficult. Therefore, how to accurately measure the Baumann angle, reduce the supracondylar fracture of the humerus, recover the integrity of the medial column and further reduce the elbow varus deformity becomes a technical key.
Disclosure of Invention
The utility model aims to solve the technical problem to the current situation to above-mentioned prior art, and provide structural configuration reasonable, can measure bauman angle, can accurate aassessment suffer from the limb condition of resetting to guarantee the stability of humerus distal end medial pole, degree of resetting in the aassessment art reduces the percutaneous children supracondylar fracture measuring device that resets of elbow varus incidence.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the percutaneous supracondylar fracture reduction measuring device for children comprises a first disk body arranged on an elbow joint, wherein the first disk body is provided with a reference line which is superposed with the projection of a connecting line of the inner condyle and the outer condyle of the humerus; the first tray body is also provided with a second pointer and a second tray body which slides along the length direction of the reference line, the second tray body is provided with a first pointer, the first tray body is also provided with a first pointer and a second pointer, and the projection of the rotating shafts of the first pointer and the second pointer is superposed with the reference line; the first pointer, the second pointer and the reference line are made of metal materials.
In order to optimize the technical scheme, the adopted measures further comprise:
the second disk body is provided with a first angle scale for the first pointer to read the angle value, the first disk body is provided with a second angle scale for the second pointer to read the angle value, and the first angle scale and the second angle scale are made of metal materials.
The first pointer, the second pointer and the second pointer are positioned on the same side surface of the first tray body, and the reference line is positioned on the other side surface of the first tray body.
The first tray body is covered with a third tray body in a snap-fit manner, and the first pointer and the second pointer are positioned between the first tray body and the third tray body.
The edge of the first tray body or the third tray body is provided with an elastic band for fixing on an arm.
The elastic band is arranged at the edge of the third tray body.
The first tray body and the third tray body are respectively provided with a silica gel pad matched with the elbow joint.
Compared with the prior art, the percutaneous supracondylar fracture reduction measuring device for children of the utility model comprises a first disk body arranged on the elbow joint, wherein the first disk body is provided with a reference line which is coincident with the projection of the connection line of the inner condyle and the outer condyle of the humerus; the first tray body is also provided with a second pointer and a second tray body, the second tray body is provided with a first pointer, the first tray body is also provided with a first pointer and a second pointer, and the projection of the rotating shafts of the first pointer and the second pointer is superposed with the reference line; the first pointer, the second pointer and the reference line are made of metal materials. Firstly, the device is placed on a healthy limb, so that the reference line is aligned with the connection line of the inner and outer condyles of the humerus, the first pointer is parallel to or coincided with the oblique line of the outer ankle epiphysis plate, and the second pointer is coincided with the axis of the humerus; then the device is placed on the limb of the patient, the reference line is aligned with the connection line of the inner condyle and the outer condyle of the humerus, and the reduction condition of the supracondylar fracture of the humerus is judged by observing the positions of the first pointer and the second pointer. The utility model discloses can measure bauman angle, accurate aassessment suffers from the limb condition of resetting, degree of resetting in the aassessment art.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded schematic view of FIG. 1;
fig. 3 is a schematic structural view of the front side of the first disc body of the present invention;
FIG. 4 is a schematic structural view of the back side of the first plate;
FIG. 5 is a schematic view of the first disc body of the present invention in an operational state on the elbow joint;
fig. 6 is a schematic structural view of the first tray body, the third tray body, the elastic band and the silica gel pad of the present invention.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 6 are schematic structural views of the present invention.
Wherein the reference numerals are: the humeral epicondyle bone index comprises a first pointer 1, a first angle scale 11, a reference line 2, a second pointer 3, a second angle scale 31, a first disc body 4, a sliding groove 41, a second disc body 5, a humeral medial and lateral condyle connecting line 61, a humeral axis 62, a diagonal line 63 of a lateral ankle epiphysis plate, a third disc body 7, an elastic band 8, a silica gel pad 9 and a humeral epicondyle bone 10.
Fig. 1 to 6 are schematic structural views of the present invention, and as shown in the drawings, the present invention provides a percutaneous supracondylar fracture reduction measuring device for children, which includes a first disk 4 disposed on an elbow joint, the first disk 4 is provided with a reference line 2 coinciding with a projection of a connection line 61 between an inner condyle and an outer condyle of a humerus, the first disk 4 is further provided with a second pointer 3, and a second disk 5 sliding along a length direction of the reference line 2, the second disk 5 is provided with a first pointer 1, the first disk 4 is further provided with a first pointer 1 and a second pointer 3, a projection of rotation axes of the first pointer 1 and the second pointer 3 coincides with the reference line 2, the first pointer 1, the second pointer 3 and the reference line 2 are made of metal, the device is first placed on a healthy limb, the reference line 2 is aligned with the connection line 61 between the inner condyle and the outer condyle of the humerus, the first pointer 1 is aligned with or coincides with a slash 63 of the outer condyle, the second pointer 3 is aligned with a slash 63 of the outer condyle, and the second pointer 3 is aligned with a slash line 3662, the inner condyle 2 is an included angle 3662, the inner condyle 35 is determined according to a principle that a connection line 3632 between an included angle between the inner condyle of an inner condyle of a humerus 35 and an inner humerus 35.
In the embodiment, as shown in fig. 2, 3 and 5, the second plate 5 is provided with a first angle scale 11 for the first pointer 1 to read the angle value, the first plate 4 is provided with a second angle scale 31 for the second pointer 3 to read the angle value, and the first angle scale 11 and the second angle scale 31 are made of metal material, if the first pointer 1 and the second pointer 3 move in the moving process, the first pointer 1 and the second pointer 3 can be restored to the original position according to the indication of the first angle scale 11 and the second angle scale 31, and if no healthy limb is used as a reference, the angle is measured according to the general value of Bowman angle α, wherein 64 degrees is more than or equal to α degrees is more than or equal to 81 degrees.
In an embodiment, as shown in fig. 2 and 3, the first pointer 1, the second tray 5 and the second pointer 3 are located on the same side of the first tray 4, and as shown in fig. 4, the reference line 2 is located on the other side of the first tray 4.
In the embodiment, as shown in fig. 1, 2 and 6, the first tray 4 is snap-fitted to cover the third tray 7, and the first pointer 1 and the second pointer 3 are located between the first tray 4 and the third tray 7, so that the first pointer 1 and the second pointer 3 can be prevented from being touched by mistake.
In an embodiment, as shown in fig. 1, 2 and 6, the edge of the first plate 4 or the third plate 7 is provided with an elastic band 8 for fixing on the arm, and the elastic band 8 can be turned to one side of the first plate 4 and one side of the third plate 7, so that the humerus measurement can be performed by the left and right hands.
In the embodiment, elastic bands 8 are provided at the edges of the third tray 7.
In an embodiment, as shown in fig. 6, the first disc 4 and the third disc 7 are respectively provided with a silicone pad 9 matched with the elbow joint, and the silicone pad 9 can prevent the device from rotating on the elbow joint.
The use method of the device comprises the following steps:
in the first step, the device is worn on the elbow joint of a healthy limb, the reference line 2 is aligned with the connection line 61 of the medial and lateral humeral condyles, the first pointer 1 is parallel to or coincides with the oblique line 63 of the lateral ankle epiphysis plate, and the second pointer 3 coincides with the humeral axis 62, and the values of β and gamma are respectively noted, so that the value of Bowman' angle α can be obtained.
In a second step, the device is placed on the patient's limb so that the reference line 2 is aligned with the medial and lateral humeral condylar connection line 61, and under the observation of a fluoroscopy instrument, the first pointer 1 is superposed on the oblique line 63 of the lateral ankle epiphysis plate, and whether the second pointer 3 is superposed with the humeral axis 62 or not is observed.
In a third step, the humeral condylar bone 10 of the patient's limb is adjusted until the second pointer 3 coincides with the humeral axis 62.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. Percutaneous children supracondylar fracture measuring device that resets, including first disk body (4) of locating the elbow joint, characterized by: the first tray body (4) is provided with a reference line (2) which is coincident with the projection of the humeral medial-lateral condyle connecting line (61); the first tray body (4) is further provided with a second pointer (3) and a second tray body (5) which slides along the length direction of the reference line (2), the second tray body (5) is provided with a first pointer (1), the first tray body (4) is further provided with a first pointer (1) and a second pointer (3), and the projection of the rotating shafts of the first pointer (1) and the second pointer (3) is overlapped with the reference line (2); the first pointer (1), the second pointer (3) and the reference line (2) are made of metal materials.
2. The percutaneous supracondylar fracture reduction measurement device of a child of claim 1, wherein: second disk body (5) on be equipped with and supply first pointer (1) to read first angle scale (11) of angle value, first disk body (4) on be equipped with and supply second pointer (3) to read second angle scale (31) of angle value, first angle scale (11) with second angle scale (31) be the metal material.
3. The percutaneous supracondylar fracture reduction measurement device of a child of claim 2, wherein: the first pointer (1), the second disk body (5) and the second pointer (3) are located on the same side face of the first disk body (4), and the reference line (2) is located on the other side face of the first disk body (4).
4. The percutaneous supracondylar fracture reduction measurement device of a child of claim 3, wherein: the first tray body (4) is covered with a third tray body (7) in a snap-fit manner, and the first pointer (1) and the second pointer (3) are positioned between the first tray body (4) and the third tray body (7).
5. The percutaneous supracondylar fracture reduction measurement device of a child of claim 4, wherein: the edge of the first tray body (4) or the third tray body (7) is provided with an elastic band (8) for fixing on an arm.
6. The percutaneous supracondylar fracture reduction measurement device of a child of claim 5, wherein: the elastic band (8) is arranged at the edge of the third tray body (7).
7. The percutaneous supracondylar fracture reduction measurement device of a child of claim 6, wherein: the first tray body (4) and the third tray body (7) are respectively provided with a silica gel pad (9) matched with the elbow joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921230192.XU CN211049625U (en) | 2019-08-01 | 2019-08-01 | Percutaneous supracondylar fracture reduction measuring device for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921230192.XU CN211049625U (en) | 2019-08-01 | 2019-08-01 | Percutaneous supracondylar fracture reduction measuring device for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211049625U true CN211049625U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921230192.XU Withdrawn - After Issue CN211049625U (en) | 2019-08-01 | 2019-08-01 | Percutaneous supracondylar fracture reduction measuring device for children |
Country Status (1)
| Country | Link |
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| CN (1) | CN211049625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464478A (en) * | 2019-08-01 | 2019-11-19 | 赵华国 | Percutaneous children's supracondylar fracture resets measuring device |
-
2019
- 2019-08-01 CN CN201921230192.XU patent/CN211049625U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464478A (en) * | 2019-08-01 | 2019-11-19 | 赵华国 | Percutaneous children's supracondylar fracture resets measuring device |
| CN110464478B (en) * | 2019-08-01 | 2024-05-28 | 宁波市第六医院 | Percutaneous children supracondylar fracture reduction measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Yan Inventor after: Peng Linrui Inventor after: Zhao Huaguo Inventor after: Zhong Zhaoping Inventor after: Zhu Jiaole Inventor after: Cao Jin Inventor after: Ren Rong Inventor after: Zheng Huajiang Inventor after: Ye Zhimeng Inventor after: Zhang Nan Inventor before: Peng Linrui Inventor before: Zheng Yan Inventor before: Zhao Huaguo Inventor before: Zhong Zhaoping Inventor before: Zhu Jiaole Inventor before: Cao Jin Inventor before: Ren Rong Inventor before: Zheng Huajiang Inventor before: Ye Zhimeng Inventor before: Zhang Nan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240318 Address after: No. 1059, Zhongshan East Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: NINGBO NO.6 Hospital Country or region after: China Address before: Department of orthopedics, Ningbo sixth hospital, 1059 Zhongshan East Road, Yinzhou District, Ningbo City, Zhejiang Province, 315040 Patentee before: Zhao Huaguo Country or region before: China |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200721 Effective date of abandoning: 20240528 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200721 Effective date of abandoning: 20240528 |