CN209847212U - Double-leg knee joint internal and external turning stress position support - Google Patents
Double-leg knee joint internal and external turning stress position support Download PDFInfo
- Publication number
- CN209847212U CN209847212U CN201920062671.9U CN201920062671U CN209847212U CN 209847212 U CN209847212 U CN 209847212U CN 201920062671 U CN201920062671 U CN 201920062671U CN 209847212 U CN209847212 U CN 209847212U
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- knee
- ankle
- screw threads
- bridles
- pushing device
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Abstract
The double-leg knee joint internal and external overturning stress position support comprises a fixed bottom plate, wherein the middle part of the upper side of the fixed bottom plate is connected with two knee bridles, the end parts of the two knee bridles are connected through magic tapes, the middle part of the lower side of the fixed bottom plate is provided with a sliding chute and two ankle bridles, the sliding chute is positioned below the two ankle bridles, the sliding chute is arc-shaped, the cross section of the sliding chute is of an inverted T-shaped structure, two foot placing boxes are connected in the sliding chute in a sliding manner, the top and the upper side of each foot placing box are open, and a sliding block with an inverted T-shaped cross section is fixed; to sum up, the utility model has the advantages of reasonable design, convenient to use can assist clinician to accomplish the knee joint fast and put the apparatus to the standard position of taking a photograph to reduce the X ray and radiate medical personnel.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, concretely relates to turn over stress position support in both legs knee joint.
Background
The stress position piece for the varus and valgus of the knee joint plays an important role in selecting an operation scheme for a joint surgeon. At present, the knee joint stress position sheet needs a doctor to shoot after applying varus and valgus stress on the knee joint of a patient by using two hands, and the health of a clinician is greatly damaged after the clinician is repeatedly exposed to X rays for a long time. Therefore, how to provide an apparatus for a clinician to quickly complete the placement of the knee joint in a standard photographing position so as to reduce X-ray radiation is a technical problem to be solved in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a double-leg knee joint inner and outer turning stress position bracket for solving the defects in the prior art and reducing the radiation of X-rays to medical personnel.
In order to solve the technical problem, the utility model adopts the following technical scheme: the double-leg knee joint internal and external overturning stress position support comprises a fixed bottom plate, wherein the middle part of the upper side of the fixed bottom plate is connected with two knee bridles, the end parts of the two knee bridles are connected through magic tapes, the middle part of the lower side of the fixed bottom plate is provided with a sliding chute and two ankle bridles, the sliding chute is positioned below the two ankle bridles, the sliding chute is arc-shaped, the cross section of the sliding chute is of an inverted T-shaped structure, two foot placing boxes are connected in the sliding chute in a sliding manner, the top and the upper side of each foot placing box are open, a sliding block with the inverted T-shaped cross section is fixed at the bottom of each foot placing box, the foot placing boxes are connected in the sliding; the fixed bottom plate is provided with a knee pushing device and an ankle pushing device, the knee pushing device and the ankle pushing device are identical in structure, the knee pushing device is arranged close to the lower side of the knee lacing, the ankle pushing device is arranged close to the upper side of the ankle lacing, the ankle pushing device comprises a driving mechanism and two cambered surface push plates, the bending directions of the two cambered surface push plates are opposite, and the driving mechanism is used for driving the two cambered surface push plates to move oppositely.
Actuating mechanism includes installation through-hole and two screw threads, the horizontal direction about installation through-hole sets up at PMKD upper surface and edge, the logical groove has been seted up to PMKD's upper surface, it is located directly over the installation through-hole and the two is linked together to lead to the groove, two screw threads rotate through thrust bearing and connect in PMKD's installation through-hole, the end fixing of two screw threads has the driving hand wheel that is located the PMKD lateral part, two sections external screw threads have been seted up on the two screw threads, the spiral direction of two sections external screw threads is opposite, two sections external screw threads are about the middle part bilateral symmetry of two screw threads, there are the swivel nut on two sections external screw threads of two screw threads respectively, two swivel nuts are respectively through connecting plate and two cambered surface push pedal fixed connection, the connecting plate is worn to establish.
The fixed base plate is characterized in that a sliding rod is fixed in the through groove and is positioned right above the double-thread screw, the sliding rod is arranged along the axial direction of the double-thread screw, the connecting plate is provided with a round hole, and the connecting plate is connected to the sliding rod in a sliding mode through the round hole.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has: when the utility model is used for shooting stress position sheets of knee joint varus and valgus, the device is fixed on an X-ray shooting bed, a patient lies on the X-ray shooting bed, then the two legs of the patient are fixed on the upper surface of a fixed bottom plate, when the stress position shooting of knee joint valgus is needed, the two knees of the patient are tied tightly through two knee bridles, the two knee bridles are pasted tightly through magic tapes, then the ankle part of the patient is respectively placed on the inner sides of two cambered surface push plates of an ankle part pushing device, the two feet of the patient are respectively placed in two foot placing boxes, the driving mechanism of the ankle part pushing device is controlled, a driving hand wheel is manually rotated, the driving hand wheel rotates to drive a double-thread screw rod to rotate, because the thread of a thread connection of a screw sleeve is arranged on the external thread of the double-thread screw rod, and a connecting plate is arranged in a through groove in a penetrating way, the screw sleeve inevitably moves along the axial direction of the double-thread screw to finally drive the cambered surface push plate to move, and the rotation of the double-thread screw finally drives the two cambered surface push plates to move in the opposite directions due to the opposite spiral directions of the two sections of external threads, so that the two cambered surface push plates start to push the two ankle parts of the patient to separate until the two ankle parts are separated to proper positions, the rotation of the driving hand wheel is stopped, the stress position in the eversion of the knee joint is taken at the moment, the stress position in the eversion of the knee joint starts to shoot, in addition, in the process of separating the ankle parts, the feet of the patient are always positioned in the foot placing box, and under the driving of the ankle parts, the feet of the patient drive the foot placing box;
when the knee joint varus stress position needs to be shot, the ankle parts of a patient are tightened through two ankle tying belts, then the knee parts of the patient are respectively placed on the inner sides of two cambered surface push plates of a knee pushing device, the two feet of the patient are respectively placed in two foot placing boxes, at the moment, the two knee parts of the patient are not tightened through knee tying belts, namely, the two knee parts are in a free state, a driving mechanism of the knee pushing device is controlled, a driving hand wheel is manually rotated, the driving hand wheel is rotated to drive a double-thread screw rod to rotate, the double-thread screw rod rotates to finally drive the two cambered surface push plates to move in opposite directions, so that the two cambered surface push plates start to push the two knee parts of the patient to separate, the driving hand wheel stops rotating until the two knee parts separate to proper positions, at the moment, the knee joint varus stress position is shot, and;
it should be noted that, no matter how to shoot the stress position of turning up or the stress position of turning up, the device is utilized, both feet of the patient need to be placed in two foot placing boxes, because the lower leg of the patient is in an abnormal state when shooting, the patient can feel painful slightly, so the lower leg of the patient can rotate automatically when shooting, thus the shooting of the stress position of turning up and turning up of the knee joint is influenced, through analysis, when the lower leg of the patient rotates, the foot of the patient can also rotate along with the lower leg of the patient, so as to ensure that the foot of the patient is always in a vertical state, and the problems can be effectively avoided.
To sum up, the utility model has the advantages of reasonable design, convenient to use can assist clinician to accomplish the knee joint fast and put the apparatus to the standard position of taking a photograph to reduce the X ray and radiate medical personnel.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a cross-sectional view at a-a in fig. 1.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses an inside and outside stress position support that turns over of both legs knee joint, including PMKD 1, two knee bridles 2 are connected with in the middle part of the upside of PMKD 1, the tip of two knee bridles 2 passes through the magic and pastes the connection, PMKD 1's downside middle part is equipped with spout 3 and two ankle frenulum 4, spout 3 is located the below of two ankle frenulum 4, spout 3 appearance is arc and its cross section is the type of falling T structure, sliding connection has two foot box 5 in the spout 3, the top and the upside of each foot box 5 are the open mouth form, the bottom of foot box 5 is fixed with the slider that the cross section is the type of falling T, foot box 5 passes through slider sliding connection in spout 3, and the slider is adapted with spout 3; be equipped with knee thrust unit and ankle thrust unit on PMKD 1, knee thrust unit and ankle thrust unit's structure is the same, and knee thrust unit is close to 2 below settings of knee bridle, and ankle thrust unit is close to 4 tops of ankle frenulum and sets up, and ankle thrust unit includes actuating mechanism and two cambered surface push plates 6, and the crooked direction of two cambered surface push plates 6 is relative, and actuating mechanism is used for driving two cambered surface push plates 6 and moves in opposite directions.
The driving mechanism comprises a mounting through hole 8 and a double-thread screw 7, the mounting through hole 8 is arranged on the upper surface of the fixed base plate 1 and is in horizontal direction along the left and right sides, a through groove 9 is formed in the upper surface of the fixed base plate 1, the through groove 9 is positioned right above the mounting through hole 8 and is communicated with the mounting through hole, the double-thread screw 7 is rotatably connected in the mounting through hole 8 of the fixed base plate 1 through a thrust bearing 10, a driving hand wheel 11 positioned on the side part of the fixed base plate 1 is fixed on the end part of the double-thread screw 7, two sections of external threads 12 are arranged on the double-thread screw 7, the spiral directions of the two sections of external threads 12 are opposite, the two sections of external threads 12 are in bilateral symmetry with the middle part of the double-thread screw 7, two sections of external threads 12 of the double-thread screw 7 are respectively in threaded connection with screw sleeves 13, the two screw sleeves 13.
A sliding rod 15 is fixed in the through groove 9 of the fixed bottom plate 1, the sliding rod 15 is positioned right above the double-thread screw 7, the sliding rod 15 is arranged along the axial direction of the double-thread screw 7, a circular hole is formed in the connecting plate 14, and the connecting plate 14 is connected to the sliding rod 15 in a sliding mode through the circular hole; because when the screw sleeve 13 moves along the double-thread screw 7, the connecting plate 14 will tend to rub against the inner wall of the through groove 9, and the friction can be greatly reduced by the arrangement of the sliding rod 15, so that the overall design of the device is more reasonable.
When the utility model is used for shooting stress position sheets of knee joint inversion and eversion, the device is fixed on an X-ray shooting bed, a patient lies on the X-ray shooting bed, then the legs of the patient are fixed on the upper surface of a fixed bottom plate 1, when the stress position shooting of the knee joint eversion is needed, the knees of the patient are tied tightly through two knee belts 2, the two knee belts 2 are pasted tightly through magic tapes, then the ankle parts of the patient are respectively placed inside two cambered surface push plates 6 of an ankle part pushing device, the feet of the patient are respectively placed in two foot placing boxes 5, a driving mechanism of the ankle part pushing device is controlled, a driving hand wheel 11 is manually rotated, the driving hand wheel 11 is rotated to drive a double-thread screw 7 to rotate, because a thread sleeve 13 is connected on an external thread 12 of the double-thread screw 7 in a threaded manner, and a connecting plate 14 is arranged in a through groove 9 in a penetrating manner, the connecting plate 14 limits the screw sleeve 13 to rotate along the double-thread screw 7, the screw sleeve 13 inevitably moves along the axial direction of the double-thread screw 7, and finally drives the cambered push plate 6 to move, and the double-thread screw 7 finally drives the two cambered push plates 6 to move in opposite directions due to the opposite spiral directions of the two sections of external threads 12, so that the two cambered push plates 6 start to push the two ankle parts of the patient to separate until the two ankle parts are separated to proper positions, the rotation of the driving hand wheel 11 is stopped, the stress position of the knee joint in the process of the knee joint in the eversion is started, and in addition, in the process of separating the two ankle parts, the foot of the patient is always positioned in the foot placing box 5, and under the driving of the ankle parts, the foot of the patient drives the placing box 5 to move along the sliding groove 3;
when the knee joint varus stress position shooting is needed, the ankle parts of the patient are tightened through the two ankle laces 4, then the knees of the patient are respectively placed at the inner sides of the two cambered surface push plates 6 of the knee pushing device, the feet of the patient are respectively placed in the two foot placing boxes 5, at the moment, the knees of the patient are not tightened by the knee binding belt 2, namely, the double knees are in a free state, the driving mechanism of the knee pushing device is controlled, the driving hand wheel 11 is manually rotated, the driving hand wheel 11 rotates to drive the double-thread screw 7 to rotate, the double-thread screw 7 rotates to finally drive the two cambered surface push plates 6 to move oppositely, so that the two cambered surface push plates 6 start to push the knees of the patient to separate until the knees are separated to the proper position, stopping rotating the driving hand wheel 11, and starting to shoot the knee joint varus stress position at the knee joint varus stress position;
it should be noted that, no matter how to shoot the stress position of turning up or the stress position of turning up, the device is utilized, both feet of the patient need to be placed in the two foot placing boxes 5, because the lower leg of the patient is in an abnormal state when shooting, the patient can feel painful slightly, so the lower leg of the patient can rotate automatically when shooting, thus the shooting of the stress position of turning up and turning up of the knee joint is affected, through analysis, when the lower leg of the patient rotates, the foot of the patient can also rotate along with the lower leg of the patient, so that the foot of the patient is always in a vertical state, and the problems can be effectively avoided.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (3)
1. The stress position support turns over in both legs knee joint, its characterized in that: the novel ankle fixing device comprises a fixing bottom plate, wherein the middle part of the upper side of the fixing bottom plate is connected with two knee bridles, the end parts of the two knee bridles are connected through magic tapes, the middle part of the lower side of the fixing bottom plate is provided with a sliding groove and two ankle bridles, the sliding groove is positioned below the two ankle bridles, the appearance of the sliding groove is arc, the cross section of the sliding groove is of an inverted T-shaped structure, two foot placing boxes are connected in the sliding groove in a sliding mode, the top and the upper side of each foot placing box are open, the bottom of each foot placing box is fixedly provided with a sliding block with an inverted T-shaped cross section, the foot placing boxes are; the fixed bottom plate is provided with a knee pushing device and an ankle pushing device, the knee pushing device and the ankle pushing device are identical in structure, the knee pushing device is arranged close to the lower side of the knee lacing, the ankle pushing device is arranged close to the upper side of the ankle lacing, the ankle pushing device comprises a driving mechanism and two cambered surface push plates, the bending directions of the two cambered surface push plates are opposite, and the driving mechanism is used for driving the two cambered surface push plates to move oppositely.
2. The internal and external flipping stress position support for knee joints of two legs of claim 1, wherein: actuating mechanism includes installation through-hole and two screw threads, the horizontal direction about installation through-hole sets up at PMKD upper surface and edge, the logical groove has been seted up to PMKD's upper surface, it is located directly over the installation through-hole and the two is linked together to lead to the groove, two screw threads rotate through thrust bearing and connect in PMKD's installation through-hole, the end fixing of two screw threads has the driving hand wheel that is located the PMKD lateral part, two sections external screw threads have been seted up on the two screw threads, the spiral direction of two sections external screw threads is opposite, two sections external screw threads are about the middle part bilateral symmetry of two screw threads, there are the swivel nut on two sections external screw threads of two screw threads respectively, two swivel nuts are respectively through connecting plate and two cambered surface push pedal fixed connection, the connecting plate is worn to establish.
3. The internal and external flipping stress position support of knee joint of both legs of claim 2, wherein: the fixed base plate is characterized in that a sliding rod is fixed in the through groove and is positioned right above the double-thread screw, the sliding rod is arranged along the axial direction of the double-thread screw, the connecting plate is provided with a round hole, and the connecting plate is connected to the sliding rod in a sliding mode through the round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062671.9U CN209847212U (en) | 2019-01-15 | 2019-01-15 | Double-leg knee joint internal and external turning stress position support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062671.9U CN209847212U (en) | 2019-01-15 | 2019-01-15 | Double-leg knee joint internal and external turning stress position support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209847212U true CN209847212U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920062671.9U Expired - Fee Related CN209847212U (en) | 2019-01-15 | 2019-01-15 | Double-leg knee joint internal and external turning stress position support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209847212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115248A (en) * | 2022-12-12 | 2023-05-16 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
-
2019
- 2019-01-15 CN CN201920062671.9U patent/CN209847212U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115248A (en) * | 2022-12-12 | 2023-05-16 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
| CN116115248B (en) * | 2022-12-12 | 2024-01-26 | 苏州大学附属第二医院 | Auxiliary fixing exoskeleton for wearable imaging evaluation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20220115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |