CN221281663U - 3D printing universal fixing device for elbow and knee joint anatomy demonstration - Google Patents
3D printing universal fixing device for elbow and knee joint anatomy demonstration Download PDFInfo
- Publication number
- CN221281663U CN221281663U CN202322908080.8U CN202322908080U CN221281663U CN 221281663 U CN221281663 U CN 221281663U CN 202322908080 U CN202322908080 U CN 202322908080U CN 221281663 U CN221281663 U CN 221281663U
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- bottom plate
- elbow
- bracket
- fixing
- adjusting
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- 238000010146 3D printing Methods 0.000 title claims abstract description 13
- 210000000629 knee joint Anatomy 0.000 title claims abstract description 11
- 210000002310 elbow joint Anatomy 0.000 title abstract description 10
- 239000000203 mixture Substances 0.000 claims description 4
- 210000003127 knee Anatomy 0.000 claims 6
- 210000001364 upper extremity Anatomy 0.000 abstract description 7
- 210000003141 lower extremity Anatomy 0.000 abstract description 4
- 210000003484 anatomy Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000003414 extremity Anatomy 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010061599 Lower limb fracture Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of medical application dissecting instruments, in particular to a 3D printing universal fixing device for elbow and knee joint dissecting demonstration, which comprises a bottom plate and a specimen support groove, wherein the bottom plate is connected with the specimen support groove through a support frame, and also comprises a base, two upright posts are arranged above the base in parallel, and the bottom plate is connected with the two upright posts through upper rotating shafts of the bottom plate; the support frame includes two bracing pieces that set up side by side, and the top of every bracing piece corresponds respectively and is provided with a standard bracket, and the inboard of every standard bracket is sliding connection respectively has the extension bracket. The device can realize the fixation of a specimen without length through the extension bracket under the condition of unequal upper and lower limbs, improves the universality of the device and widens the application range of the device, can realize the fixation of internal rotation and external rotation according to different anatomic operation incision parts, and realizes the multi-angle presentation of a general specimen.
Description
Technical Field
The utility model relates to the technical field of medical application anatomic instruments, in particular to a 3D printing universal fixing device for elbow and knee joint anatomic demonstration.
Background
The current clinical medical staff study of anatomical knowledge and anatomic experiments is intense, and due to the lack of paths and resources, the medical staff can only go to medical institutions for understanding anatomical knowledge or clinical anatomic research, which causes a plurality of difficulties for real realization. The network teaching is free from the limitation of sites and people, realizes the advantage of remote teaching, particularly successfully replaces the traditional teaching during epidemic situation prevention and control, has a unique teaching of new mode of foreign military prominence by hospital training, and opens up a new way for creating continuous medical education of anatomy. In order to ensure the observation effect of the anatomical courses, the demonstration teaching not only needs to fix the anatomical off limbs properly and keep the whole course free of shielding, but also needs to expose the whole course at 360 degrees, and in the practical demonstration teaching process, the operator is fully focused, so that the body of the operator can lean forward, move sideways and the like unconsciously to finish the practical operation of the anatomical level and depth, and the image is often interrupted due to shielding of the video acquisition lens; moreover, when the off-cut limb is operated, the off-cut limb loses the whole body gravity traction and can move up and down and left and right along with different force directions of an operator, even if an assistant is used for assisting in fixation, the assistant is easy to shake along with the increase of the fatigue degree, so that a professor needs to repeatedly operate and is difficult to form a standard demonstration operation flow, and the learning of a normal operation step of the learner can be misled; not only brings inconvenience to operators, but also increases the frequency of shielding pictures by operators.
Patent CN215417188U proposes a 3D prints fixing device for lower limb knee joint anatomical demonstration, including fixing the bottom plate on dissecting table mesa, be provided with two mounts side by side on the bottom plate, the mount includes the bracing piece that sets up relatively on the bottom plate, and bracing piece upper portion is fixed with the standard bracket. Although the problem of fixing a lower limb fracture specimen can be solved, the knee joint flexion and extension position is assisted to be fixed when the anatomy demonstration is realized, the upper limb and the lower limb are not equal in length and cannot be used for the anatomy of the elbow joint of the upper limb; and the device is also found in the anatomical experiment process, when the device faces the inner side and the outer side of the joint displayed by the lens, the device cannot be directly displayed by adjusting the fixing device, and the inner side and the outer side of the joint can be displayed only by changing the position of the lens, so that inconvenience is brought to the operation, and the normal operation, demonstration operation flows such as teaching and the like are difficult to form.
Disclosure of utility model
The embodiment of the utility model provides a 3D printing universal fixing device for elbow and knee joint anatomy demonstration, which achieves the technical effects of universal elbow and knee joint demonstration and capable of showing the inner side and the outer side of a joint.
In one aspect of the embodiment of the utility model, a 3D printing universal fixing device for elbow and knee joint anatomy demonstration is provided, which comprises a bottom plate and a specimen support groove, wherein the bottom plate is connected with the specimen support groove through a support frame, and the device also comprises a base, two upright posts are arranged above the base in parallel, and the bottom plate is connected with the two upright posts through an upper rotating shaft of the bottom plate; the support frame includes two bracing pieces that set up side by side, and the top of every bracing piece corresponds respectively and is provided with a standard bracket, and the inboard of every standard bracket is sliding connection respectively has the extension bracket.
Compared with the prior art, the utility model has the beneficial effects that:
According to the device, the extension bracket is added on the specimen bracket, so that the fixation of specimens with different lengths can be realized through the extension bracket under the condition that the upper limbs and the lower limbs are not equal in length, the universality of the device is improved, and the application range of the device is widened; the bottom plate rotates between the two upright posts, so that the bottom plate can be fixed in an internal rotation mode and an external rotation mode according to different anatomic manipulation incision positions, and the multi-angle representation of a general specimen is realized.
Further, the utility model adopts the following preferable scheme:
The inside arc slide that is provided with of sample support groove, sliding connection has the extension support groove in the arc slide, and the bottom of sample support groove is provided with the spout, and the upper end of bracing piece passes the spout and extends the bottom of support groove and be connected.
The lower surface of the base is provided with a clamping groove matched with the anatomical bed.
The middle part of bottom plate is arranged in the pivot, and two ends of pivot extend to the outside of bottom plate respectively, and the side elevation of stand corresponds the end of its place one side pivot and is provided with the round hole, and the bottom plate rotates with the stand through the cooperation of pivot and round hole to be connected, and the upper surface threaded connection of every stand has the jackscrew that is used for spacing to the pivot.
Each supporting rod comprises a fixing rod and an adjusting rod, the two fixing rods are respectively arranged at two ends of the bottom plate in parallel, the lower ends of the fixing rods are fixedly connected with the bottom plate, the inside of each fixing rod is of a hollow structure, and the adjusting rods are inserted into the fixing rods.
The lateral part of dead lever is provided with spacing through-hole near the position of upper end, and the vertical interval in lower part of adjusting the pole is provided with a plurality of altitude mixture control hole, adjusts the pole and peg graft the back with the dead lever and spacing fixedly through arranging in the inserted bar in spacing through-hole and altitude mixture control hole.
The automatic calibration device comprises a standard bracket, and is characterized by further comprising a fixing knob, wherein the upper part of each adjusting rod is respectively and oppositely provided with two fixing plates, the fixing plates are provided with adjusting holes, the lower part of the standard bracket is provided with a rotating handle, the two ends of the rotating handle are respectively provided with threaded holes, and the fixing knob penetrates through the adjusting holes and is in threaded connection with the threaded holes to install the standard bracket above the adjusting rods.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic structural view of an adjusting lever;
FIG. 5 is a schematic view of the connection of the support bar to the arcuate slide;
in the figure: a base 1; a card slot 101; a column 2; a jackscrew 201; a bottom plate 3; a rotation shaft 301; a support rod 4; a fixing rod 401; a limit through hole 4011; an adjustment lever 402; a fixing plate 4021; an adjustment aperture 4022; a height adjustment aperture 4023; a sample bracket 5; an arcuate slide 501; an extension bracket 6; a limit rod 7; a fixing knob 8; a rotating handle 9; a chute 10.
Detailed Description
The present utility model will be described in further detail with reference to the following embodiments and the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. The exemplary embodiments of the present utility model and the descriptions thereof are used herein to explain the present utility model, but are not intended to limit the utility model.
As shown in fig. 1, the universal fixing device for 3D printing of elbow and knee joint anatomy demonstration consists of a base 1, a bottom plate 3, a specimen bracket 5 and the like, wherein the bottom plate 3 is arranged above the base 1, and the bottom plate 3 is connected with the specimen bracket 5 through a supporting frame.
The lower surface of the base 1 is provided with a clamping groove 101 which is matched with the anatomical bed, and when the anatomical bed is used, the base 1 is clamped with the anatomical bed through the clamping groove 101, so that sliding between the base and the upper whole thereof and the anatomical bed is avoided.
In this embodiment, an anti-slip pad may be further added on the inner wall of the clamping groove 101, so as to increase the friction between the base 1 and the anatomical bed, and ensure that the base 1 will not move along the length and width directions of the anatomical bed.
As shown in fig. 1 to 3, two upright posts 2 are arranged on the upper surface of the base 1 in parallel, and a bottom plate 3 is arranged between the two upright posts 2. The middle part of bottom plate 3 transversely is provided with a pivot 301 integrative with bottom plate 3, and the outside of bottom plate 3 is extended to the both ends of pivot 301, and the side elevation of stand 2 corresponds the two ends of pivot 301 and is provided with the round hole of adaptation respectively, and in the round hole of stand 2 of the corresponding one side of each was placed respectively to two ends of pivot 301 to it is spacing fixed through stand 2 top threaded connection's jackscrew 201. The bottom plate 3 is rotationally connected with the upright post 2 through the rotating shaft 301, the loose jackscrew 201 does not limit the rotating shaft 301 any more, and then the jackscrew 201 is used for tightly propping and fixing after the inclination angle of the bottom plate 3 is adjusted.
As shown in fig. 1 to 4, the support frame is composed of two support rods 4 arranged in parallel, each support rod 4 is composed of a fixing rod 401 and an adjusting rod 402, the two fixing rods 401 are respectively fixed at the left end and the right end of the bottom plate 3, and the inside of the fixing rod 401 is of a hollow structure. A limit through hole 4011 is arranged on the side elevation of the fixing rod 401 near the upper end. A plurality of height adjusting holes 4023 matched with the limiting through holes 4011 are vertically arranged at intervals on the lower portion of the adjusting rod 402, and after the adjusting rod 402 is inserted from the upper port of the fixing rod 401, the adjusting rod 402 is fixed in a limiting mode through the limiting through holes 4011 and the limiting rods 7 penetrating through the height adjusting holes 4023. Three height adjustment holes 4023 are arranged up and down in the embodiment, and height adjustment of the adjusting rod 402 and the structure thereon is realized by aligning the height adjustment holes 4023 at different positions with the limit through holes 4011.
The upper part of each adjusting rod 402 is also provided with two fixing plates 4021 respectively, and each fixing plate 4021 is provided with an adjusting hole 4022 respectively; the lower extreme of specimen bracket 5 is provided with rotatory handle 9, and both ends are provided with the screw hole respectively around rotatory handle 9, and rotatory handle 9 is arranged in between its two fixed plates 4021 that correspond, utilizes fixed knob 8 to pass adjustment hole 4022 and screw hole connection with specimen bracket 5 install on adjusting pole 402. The levelness of the sample bracket 5 can be adjusted through the fixed knob 8, the rotary handle 9 and the adjusting hole 4022, so that the position of the sample can be adjusted.
As shown in fig. 5, the inside of two specimen bracket 5 is respectively provided with an arc slide way 501 along the respective length direction (transverse direction), an extension bracket 6 is arranged in the arc slide way 501, and the extension bracket 6 is in sliding connection with the specimen bracket 5; the bottom of the sample bracket 5 is provided with the chute 10, the upper end of the rotary handle 9 penetrates through the chute 10 and is fixedly connected with the bottom of the extension bracket 6, the sample bracket 5 can relatively slide along the arc-shaped slide way 501 and the extension bracket 6 so as to be suitable for samples with different lengths, and the application range is wider.
In this embodiment, the specimen bracket 5 may be a U-shaped groove, and the U-shaped groove is matched with the shapes of the upper and lower limb specimens, so that the fixing effect is better.
When the device is applied, the height of the standard bracket is adjusted according to the height and specific requirements of anatomic teaching personnel, so that the requirements that the anatomic teaching personnel can keep a more comfortable state and the demonstration part can be clearly presented are met; taking an upper limb specimen as an example, respectively fixing a forearm part and a large arm part in two specimen supporting grooves, and if the distance between the two specimen supporting grooves is too large, pulling out the specimen supporting grooves to support and fix the specimen, so as to avoid the swing of the specimen along with the off-line direction of the prosthesis placed by an anatomic teaching person; the levelness of the sample bracket can be adjusted through the fixed knob, the rotary handle and the adjusting hole, so that elbow joint stretching and rotating can be adjusted at any time, and the body position of an upper limb sample can be adjusted; the bottom plate is rotated through the jackscrews and the rotating shaft, so that the display of different directions on the inner side and the outer side of the joint can be realized.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a general fixing device is printed to elbow, knee joint anatomical demonstration 3D, includes bottom plate and sample bracket, and the bottom plate passes through the support frame and is connected its characterized in that with the sample bracket: the device also comprises a base, wherein two upright posts are arranged above the base in parallel, and the bottom plate is connected with the two upright posts through an upper rotating shaft of the bottom plate; the support frame includes two bracing pieces that set up side by side, and the top of every bracing piece corresponds respectively and is provided with a standard bracket, and the inboard of every standard bracket is sliding connection respectively has the extension bracket.
2. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 1, characterized in that: the inside arc slide that is provided with of sample support groove, sliding connection has the extension support groove in the arc slide, and the bottom of sample support groove is provided with the spout, and the upper end of bracing piece passes the spout and extends the bottom of support groove and be connected.
3. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 1, characterized in that: the lower surface of the base is provided with a clamping groove matched with the anatomical bed.
4. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 1, characterized in that: the middle part of bottom plate is arranged in the pivot, and two ends of pivot extend to the outside of bottom plate respectively, and the side elevation of stand corresponds the end of its place one side pivot and is provided with the round hole, and the bottom plate rotates with the stand through the cooperation of pivot and round hole to be connected, and the upper surface threaded connection of every stand has the jackscrew that is used for spacing to the pivot.
5. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 1, characterized in that: each supporting rod comprises a fixing rod and an adjusting rod, the two fixing rods are respectively arranged at two ends of the bottom plate in parallel, the lower ends of the fixing rods are fixedly connected with the bottom plate, the inside of each fixing rod is of a hollow structure, and the adjusting rods are inserted into the fixing rods.
6. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 5 wherein: the lateral part of dead lever is provided with spacing through-hole near the position of upper end, and the vertical interval in lower part of adjusting the pole is provided with a plurality of altitude mixture control hole, adjusts the pole and peg graft the back with the dead lever and spacing fixedly through arranging in the inserted bar in spacing through-hole and altitude mixture control hole.
7. The elbow and knee anatomy demonstrating 3D printing universal fixture of claim 5 wherein: the automatic calibration device comprises a standard bracket, and is characterized by further comprising a fixing knob, wherein the upper part of each adjusting rod is respectively and oppositely provided with two fixing plates, the fixing plates are provided with adjusting holes, the lower part of the standard bracket is provided with a rotating handle, the two ends of the rotating handle are respectively provided with threaded holes, and the fixing knob penetrates through the adjusting holes and is in threaded connection with the threaded holes to install the standard bracket above the adjusting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322908080.8U CN221281663U (en) | 2023-10-30 | 2023-10-30 | 3D printing universal fixing device for elbow and knee joint anatomy demonstration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322908080.8U CN221281663U (en) | 2023-10-30 | 2023-10-30 | 3D printing universal fixing device for elbow and knee joint anatomy demonstration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221281663U true CN221281663U (en) | 2024-07-05 |
Family
ID=91693860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322908080.8U Active CN221281663U (en) | 2023-10-30 | 2023-10-30 | 3D printing universal fixing device for elbow and knee joint anatomy demonstration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221281663U (en) |
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2023
- 2023-10-30 CN CN202322908080.8U patent/CN221281663U/en active Active
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