CN219803712U - Backbone centrum interval measuring forceps - Google Patents
Backbone centrum interval measuring forceps Download PDFInfo
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- CN219803712U CN219803712U CN202222805998.5U CN202222805998U CN219803712U CN 219803712 U CN219803712 U CN 219803712U CN 202222805998 U CN202222805998 U CN 202222805998U CN 219803712 U CN219803712 U CN 219803712U
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- measuring
- connecting sleeve
- measuring rod
- rod
- ruler
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 8
- 210000000080 chela (arthropods) Anatomy 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001981 hip bone Anatomy 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Length-Measuring Instruments Using Mechanical Means (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model relates to a pair of vertebral column space measuring forceps, a first measuring rod and a second measuring rod are arranged on a handle, the first measuring rod and the second measuring rod are symmetrically hinged on a hinge shaft, and measuring mechanisms are arranged on the first measuring rod and the second measuring rod. The measuring mechanism comprises a first connecting sleeve and a second connecting sleeve which are respectively and correspondingly arranged on the first measuring rod and the second measuring rod in a rotating way, one end of the measuring ruler is connected in the first connecting sleeve, and the measuring ruler is connected in the second connecting sleeve in a sliding way. The utility model is used for measuring the distance between vertebral bodies of the spine, and the error is reduced by using the ruler reading.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a pair of vertebral column and vertebral body interval measuring forceps.
Background
The adult spine is formed by connecting 26 vertebrae (including 7 vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, 1 sacrum (formed by 5 sacral fusion) and 1 coccyx (formed by 3-4 coccyx fusion)) by ligaments, joints and intervertebral discs. The upper end of the spine supports the skull, the inferior hip bone, the middle rib, and serves as the back wall of the thorax, abdominal cavity, and pelvic cavity.
Currently, along with the changes of the production and life modes of people, the living quality of patients is seriously affected by diseases of the spinal column, and for the diseases of the spinal column, the operation is a common treatment means, wherein, the internal fixation of anterior vertebral body secondary total cutting titanium cage bone grafting steel plate screws is used for treating cervical spondylosis, the operation needs to be fixed by implanting titanium mesh and titanium plates with proper lengths, the measurement of the distance between vertebral bodies is usually carried out by a visual method, or the measurement of the distance between vertebral bodies is carried out by directly using a certain amount of titanium mesh, and also the measurement of the distance between vertebral bodies is carried out by using soft metal strips even by thin wires, so as to determine the length of the titanium mesh required to be implanted between vertebral bodies.
Chinese patent CN102119859B discloses a measurer for the distance between vertebral bodies, which uses an arc scale, compared with a ruler, can not intuitively display the distance between the vertebral bodies to be measured, and errors easily occur in measurement and reading to influence subsequent operations.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a pair of vertebral column and vertebral body interval measuring forceps.
The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme: the handle is provided with a first measuring rod and a second measuring rod which are symmetrically hinged on the hinge shaft, and a measuring mechanism is arranged at a gap between the first measuring rod and the second measuring rod.
The measuring mechanism arranged on the first measuring rod and the second measuring rod is used for measuring the distance between vertebral bodies of the spine.
Preferably, the measuring mechanism comprises a first connecting sleeve and a second connecting sleeve which are respectively and correspondingly arranged on the first measuring rod and the second measuring rod in a rotating way, one end of the rectangular measuring ruler is connected in the first connecting sleeve, and the measuring ruler is connected in the second connecting sleeve in a sliding way.
Through first adapter sleeve and the second adapter sleeve that rotate the setting, the dipperstick can follow first measuring stick and second measuring stick and remove, realizes measuring backbone centrum interval.
Preferably, the upper parts of the first measuring rod and the second measuring rod are provided with mounting holes, and the first connecting sleeve and the second connecting sleeve are provided with connecting columns matched with the mounting holes.
The mounting hole and the connecting column are matched to realize the rotation of the first connecting sleeve and the second connecting sleeve.
Preferably, the measuring mechanism further comprises a circular measuring head arranged at one end, far away from the handle, of the first measuring rod and the second measuring rod, the hinge shaft is located at the middle point of the circular center distance between the connecting column and the measuring head, and the widths of the first connecting sleeve and the second connecting sleeve are the same as the diameter of the measuring head.
The articulated shaft is located the mid point of spliced pole and measuring head circle heart distance to the width and the measuring head diameter of first adapter sleeve and second adapter sleeve are the same, are provided with the dipperstick in first adapter sleeve and the second adapter sleeve, and first measuring beam and second measuring beam are when rotating, and the both sides extension line of first adapter sleeve and second adapter sleeve is tangent with the measuring head respectively, and the interval that first adapter sleeve and second adapter sleeve are vertical keep away from articulated shaft one side is the backbone centrum interval of measurement.
Preferably, the zero graduation line of the measuring ruler coincides with one side of the first connecting sleeve away from the hinge shaft.
The zero scale mark of the measuring ruler coincides with one side of the first connecting sleeve away from the hinge shaft, and the scale of the second connecting sleeve pointed at one side of the second connecting sleeve away from the hinge shaft is the measured vertebral column space.
Preferably, a fastening bolt is provided on the second connecting sleeve.
The measuring ruler is locked by the fastening bolt, so that the reading is convenient to observe.
Compared with the prior art, the utility model has the beneficial effects that: the articulated shaft is located the midpoint of spliced pole and measuring head circle heart distance to the width and the measuring head diameter of first adapter sleeve and second adapter sleeve are the same, are provided with the rectangle dipperstick in first adapter sleeve and the second adapter sleeve, and first adapter sleeve and second adapter sleeve follow when rotating, and rotation angle regulation is followed to first adapter sleeve and second adapter sleeve, realizes that the rectangle dipperstick slides in the second adapter sleeve, and the both sides extension line of first adapter sleeve and second adapter sleeve is tangent with the measuring head respectively, and the interval that first adapter sleeve and second adapter sleeve are vertical keep away from articulated shaft one side is the backbone centrum interval of measurement, and the zero scale mark of dipperstick coincides with one side that first adapter sleeve kept away from the articulated shaft, and the directional scale of one side that the second adapter sleeve kept away from the articulated shaft is the backbone centrum interval of measurement, uses the rectangle dipperstick to read more directly perceivedly.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A of FIG. 2 according to the present utility model.
The reference numbers shown in the drawings: 1. a handle; 2. a first measuring rod; 3. a second measuring rod; 4. a hinge shaft; 5. a measuring head; 6. a measuring ruler; 7. a fastening bolt; 8. a first connection sleeve; 9. a second connecting sleeve; 10. a mounting hole; 11. and (5) connecting the columns.
Detailed Description
The utility model will be further described with reference to specific embodiments, as shown in fig. 1 to 3, a first measuring rod 2 and a second measuring rod 3 are arranged on a handle 1, the first measuring rod 2 and the second measuring rod 3 are symmetrically hinged on a hinge shaft 4, and a measuring mechanism is arranged at a gap between the first measuring rod 2 and the second measuring rod 3. The measuring mechanisms arranged on the first measuring rod 2 and the second measuring rod 3 are used for measuring the distance between vertebral bodies of the spine.
The measuring mechanism comprises a first connecting sleeve 8 and a second connecting sleeve 9 which are respectively and correspondingly arranged on the first measuring rod 2 and the second measuring rod 3, one end of the measuring ruler 6 is connected in the first connecting sleeve 8, and the measuring ruler 6 is slid in the second connecting sleeve 9. Through the first adapter sleeve 8 and the second adapter sleeve 9 that rotate the setting, dipperstick 6 can follow first measuring stick 2 and second measuring stick 3 and remove, realizes measuring backbone centrum interval.
The upper parts of the first measuring rod 2 and the second measuring rod 3 are provided with mounting holes 10, and the first connecting sleeve 8 and the second connecting sleeve 9 are provided with connecting columns 11 matched with the mounting holes 10. The mounting holes 10 and the connecting columns 11 are matched to realize the rotation of the first connecting sleeve 8 and the second connecting sleeve 9.
The measuring mechanism further comprises a circular measuring head 5 arranged at one end, far away from the handle 1, of the first measuring rod 2 and the second measuring rod 3, the hinge shaft 4 is located at the middle point of the circular center distance between the connecting column 11 and the measuring head 5, and the widths of the first connecting sleeve 8 and the second connecting sleeve 9 are identical to the diameter of the measuring head 5. The articulated shaft 4 is positioned at the midpoint of the circular center distance between the connecting column 11 and the measuring head 5, the widths of the first connecting sleeve 8 and the second connecting sleeve 9 are the same as the diameter of the measuring head 5, the measuring ruler 6 is arranged in the first connecting sleeve 8 and the second connecting sleeve 9, when the first measuring rod 2 and the second measuring rod 3 rotate, the extension lines on two sides of the first connecting sleeve 8 and the second connecting sleeve 9 are tangent to the measuring head 5 respectively, and the distance between one sides of the first connecting sleeve 8 and the second connecting sleeve 9, which are vertically far away from the articulated shaft 4, is the measured vertebral body distance of the spine.
The zero graduation line of the measuring scale 6 coincides with the side of the first connecting sleeve 8 remote from the hinge shaft 4. The zero scale line of the measuring scale 6 coincides with one side of the first connecting sleeve 8 away from the hinge shaft 4, and the scale of the second connecting sleeve 9 pointing to one side away from the hinge shaft 4 is the measured spine cone spacing.
The second connecting sleeve 9 is provided with a fastening bolt 7. The measuring ruler 6 is locked by the fastening bolt 7, so that the reading is convenient to observe.
Working principle: the articulated shaft 4 is located the midpoint of the center distance between the connecting column 11 and the measuring head 5, the widths of the first connecting sleeve 8 and the second connecting sleeve 9 are the same as the diameter of the measuring head 5, the measuring scale 6 is arranged in the first connecting sleeve 8 and the second connecting sleeve 9, the first measuring rod 2 and the second measuring rod 3 rotate, the first connecting sleeve 8 and the second connecting sleeve 9 follow the rotation adjusting angle, the rectangular measuring scale 2 slides in the second connecting sleeve 9, extension lines on two sides of the first connecting sleeve 8 and the second connecting sleeve 9 are tangent to the measuring head 5 respectively, the distance between one sides of the first connecting sleeve 8 and the second connecting sleeve 9, which are vertically far away from the articulated shaft 4, is the measured vertebral body distance, the zero scale line of the measuring scale 6 coincides with one side of the first connecting sleeve 8, which is far away from the articulated shaft 4, and the directional scale of one side of the second connecting sleeve 9, which is far away from the articulated shaft 4, is the measured vertebral body distance.
It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.
Claims (6)
1. The utility model provides a backbone centrum interval measurement pincers, includes two handles (1), its characterized in that: the novel measuring device is characterized in that a first measuring rod (2) and a second measuring rod (3) are arranged on the handle (1), the first measuring rod (2) and the second measuring rod (3) are symmetrically hinged to the hinge shaft (4), and a measuring mechanism is arranged at a gap between the first measuring rod (2) and the second measuring rod (3).
2. A spinal column vertebral space measuring clamp according to claim 1, wherein: the measuring mechanism comprises a first connecting sleeve (8) and a second connecting sleeve (9) which are respectively and correspondingly arranged on the first measuring rod (2) and the second measuring rod (3), one end of a rectangular measuring ruler (6) is connected in the first connecting sleeve (8), and the measuring ruler (6) is connected in the second connecting sleeve (9) in a sliding mode.
3. A spinal column vertebral space measuring clamp according to claim 2, wherein: the upper parts of the first measuring rod (2) and the second measuring rod (3) are provided with mounting holes (10), and the first connecting sleeve (8) and the second connecting sleeve (9) are provided with connecting columns (11) matched with the mounting holes (10).
4. A spinal column vertebral space measuring clamp according to claim 2, wherein: the measuring mechanism further comprises a circular measuring head (5) arranged at one end of the first measuring rod (2) and one end of the second measuring rod (3) away from the handle (1), the hinge shaft (4) is located at the middle point of the circular center distance between the connecting column (11) and the measuring head (5), and the widths of the first connecting sleeve (8) and the second connecting sleeve (9) are the same as the diameter of the measuring head (5).
5. A spinal column vertebral space measuring clamp according to claim 2, wherein: the zero scale line of the measuring ruler (6) is overlapped with one side of the first connecting sleeve (8) far away from the hinge shaft (4).
6. A spinal column vertebral space measuring clamp according to claim 2, wherein: and a fastening bolt (7) is arranged on the second connecting sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222805998.5U CN219803712U (en) | 2022-10-24 | 2022-10-24 | Backbone centrum interval measuring forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222805998.5U CN219803712U (en) | 2022-10-24 | 2022-10-24 | Backbone centrum interval measuring forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219803712U true CN219803712U (en) | 2023-10-10 |
Family
ID=88208680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222805998.5U Active CN219803712U (en) | 2022-10-24 | 2022-10-24 | Backbone centrum interval measuring forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219803712U (en) |
-
2022
- 2022-10-24 CN CN202222805998.5U patent/CN219803712U/en active Active
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