CN113974921A - Gasket test mold and patch thereof - Google Patents
Gasket test mold and patch thereof Download PDFInfo
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- CN113974921A CN113974921A CN202111262728.8A CN202111262728A CN113974921A CN 113974921 A CN113974921 A CN 113974921A CN 202111262728 A CN202111262728 A CN 202111262728A CN 113974921 A CN113974921 A CN 113974921A
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- 238000012360 testing method Methods 0.000 title claims abstract description 149
- 238000009434 installation Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 238000003780 insertion Methods 0.000 description 17
- 230000037431 insertion Effects 0.000 description 17
- 239000013589 supplement Substances 0.000 description 12
- 210000002303 tibia Anatomy 0.000 description 12
- 210000000689 upper leg Anatomy 0.000 description 11
- 210000000629 knee joint Anatomy 0.000 description 10
- 239000000758 substrate Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 208000006820 Arthralgia Diseases 0.000 description 1
- 206010057178 Osteoarthropathies Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools for implanting artificial joints
- A61F2/4657—Measuring instruments used for implanting artificial joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools for implanting artificial joints
- A61F2/4657—Measuring instruments used for implanting artificial joints
- A61F2002/4658—Measuring instruments used for implanting artificial joints for measuring dimensions, e.g. length
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Physical Education & Sports Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
本发明公开了一种垫片试模及其补块，属于医疗器材技术领域。本发明包括插块，所述插块两侧设置有U型避让槽，所述插块一侧固定安装有安装块，所述安装块一侧开有两个定位孔和一个安装孔，所述插块一侧开有凹型槽，垫片试模及其补块还包括垫片试模、补块和胫骨平台试模，所述胫骨平台试模一侧安装有插块，所述插块一侧安装有补块，所述插块位于胫骨平台试模和补块之间，所述补块一侧安装有垫片试模，所述补块位于插块和垫片试模之间，所述垫片试模的厚度有8mm、11mm和14mm三种规格，所述补块的厚度有1mm和2mm两种规格，通过将两种补块和三种垫片试模随意组合调整试模高度，本发明在对插块更换过程中，无需将垫片试模和补块取出，节约手术时间。
The invention discloses a gasket test mold and a patch thereof, belonging to the technical field of medical equipment. The invention includes an insert block, U-shaped avoidance grooves are arranged on both sides of the insert block, a mounting block is fixedly installed on one side of the insert block, and two positioning holes and one mounting hole are opened on one side of the mounting block, and the There is a concave groove on one side of the insert block, and the gasket trial mold and its patch also include a gasket trial mold, a patch and a tibial platform trial mold. A patch is installed on the side, and the insert is located between the tibial platform try-out and the patch, and a gasket try-out is installed on one side of the patch, and the patch is located between the insert and the gasket. The thickness of the gasket test mold has three specifications of 8mm, 11mm and 14mm, and the thickness of the patch block has two specifications of 1mm and 2mm. The test mold height can be adjusted by combining the two kinds of patch blocks and three kinds of gasket test molds at will. In the present invention, in the process of replacing the insert, there is no need to take out the gasket and the patch, which saves the operation time.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a gasket test mold and a patch thereof.
Background
The knee joint is an important load bearing joint of the lower limb, the structure and the function of the knee joint are the most complicated of human joints, the artificial knee joint replacement is needed for serious knee joint osteoarthropathy, the knee joint replacement can relieve knee joint pain, improve the function of the knee joint, correct the knee joint deformity and obtain long-term stability, the guarantee of the soft tissue balance around the knee in the knee joint replacement is the key of the success of the whole operation, but equipment with high applicability and high precision is not provided for medical care personnel to use in the operation.
The specifications of the existing gasket test mold are too many, medical workers need to continuously disassemble and replace the selected gasket test mold in the operation, the operation time is prolonged, uncontrollable risks in the operation are increased, when the gasket test mold is matched with a femoral condyle test mold to measure the flexion-extension gap condition after the femur and tibia are osteotomy, only 8, 10 and 12mm flexion-extension gaps can be measured, the flexion-extension gap range after the knee joint is osteotomy is 8 mm-16 mm, full-specification coverage cannot be realized, the applicability is poor, and when the existing tibial plateau test mold is used in the operation, the insert block needs to be inserted and pulled out, and no limiting device is arranged between the insert block and the tibial plateau test mold and the gasket test mold, so that the tibial plateau test mold and the insert block are easy to slide integrally, the operation is not smooth, and the operation accuracy is reduced.
Disclosure of Invention
The invention aims to provide a gasket test die and a patch thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the device comprises an insertion block, wherein U-shaped avoiding grooves are formed in two sides of the insertion block, a mounting block is fixedly mounted on one side of the insertion block, two positioning holes and a mounting hole are formed in one side of the mounting block, a concave groove is formed in one side of the insertion block, the insertion block is used for performing specification replacement through a platform substrate handle in an operation, the height of a gasket test mold is adjusted by 0-2 mm, the insertion block does not need to be taken out of the gasket test mold in the replacement process, operation time is saved, uncontrollable risks are reduced, the U-shaped avoiding grooves are used for avoiding positions of fixing nails and facilitating installation and taking out of the fixing nails, the mounting block is used for being matched with the platform substrate handle to replace the specification of the insertion block, the positioning holes are used for limiting the motion state of a holder, the holder is prevented from driving the insertion block to shake, the insertion block can not fall and can not be used continuously, operation time is increased, and the mounting hole is used for mounting the platform substrate handle, the convex part of the concave groove is arranged between the two limit positions and used for preventing the insert block from shaking up and down.
Furthermore, the gasket test mold and the supplement block thereof further comprise a gasket test mold, a supplement block and a tibial plateau test mold, wherein the insert block is installed on one side of the tibial plateau test mold, the supplement block is installed on one side of the insert block, the insert block is positioned between the tibial plateau test mold and the supplement block, the gasket test mold is installed on one side of the supplement block, the supplement block is positioned between the insert block and the gasket test mold, the gasket test mold is used for being matched with a femoral condyle test mold to measure the gap condition after the femur and the tibia cut, the supplement block is used for adjusting the height of the gasket test mold during measurement, and the tibial plateau test mold is used for installing the insert block and the gasket test mold.
Furthermore, the thickness of the gasket test mold has three specifications of 8mm, 11mm and 14mm, the thickness of the patch has two specifications of 1mm and 2mm, the height of the test mold is adjusted by randomly combining the two patch and the three gasket test molds, the gasket test molds with the three specifications and the patch with the two specifications are randomly combined, the full-specification coverage of 8 mm-16 mm can be realized, the types and the cost of purchasing the gasket test molds are reduced, and the operation is simple.
Furthermore, the thickness of the insert block has two specifications of 1mm and 2mm, the height of the test mold is adjusted by randomly combining two insert blocks, two supplement blocks and three gasket test molds, the gasket test molds of three specifications, the insert blocks of two specifications and the supplement blocks of two specifications are randomly combined, the full-specification coverage of 8 mm-16 mm can be realized, the situation that the gap between the femur and the tibia after the osteotomy cannot be measured by using the repaired gasket test mold can be prevented, and the whole repair block and the gasket test mold are required to be taken out and recombined to measure the gap again.
Further, mend piece one side and be provided with two stands, open at the stand middle part has the notch, the O type circle of stand cooperation assembly at the notch is installed on the gasket examination mould, and the O type circle that the stand is used for cooperating the notch installation will mend the piece and install on the gasket examination mould, uses O type circle to be used for increasing damping effect, prevents that the piece from dropping from the gasket examination mould, and the notch is used for installing O type circle.
Furthermore, two mounting grooves, two limiting grooves and a holding hole are formed in one side of the gasket test mold, the mounting groove is formed in the same position as the setting position of the stand column, a clamping groove is formed in the edge of the holding hole, the mounting groove is used for being matched with the stand column to install the shim on the gasket test mold, the limiting groove is used for being matched with the limiting column to install the gasket test mold on the tibial platform test mold, the holding hole is used for being matched with the clamping groove to install the gasket test mold holder, and the gasket test mold and the shim are driven to move through the gasket test mold holder.
Furthermore, one side of the tibial plateau test mould is provided with three fixing nail holes, the outer side of each fixing nail hole is provided with a nail taking groove, one side of the tibial plateau test mould is fixedly provided with two limiting columns, the convex part of the concave groove is clamped between the two limiting columns, the position of the tibial plateau test mould, which is opposite to the fixing groove, is provided with a dovetail lug, a wing cutter hole is arranged between the insert block and the tibial plateau test mould, the fixing nail holes are used for installing fixing nails, the tibial plateau test mould is installed on the tibial plateau through the installed fixing nails, the head part of the fixing nail is positioned in the fixing nail hole, the gasket test mould and the insert block are prevented from interfering with the tibial plateau test mould when moving, the nail taking groove is matched with the port of the extractor, the extractor is convenient for installing and extracting the fixing nails from the outer side, the limiting columns are used for limiting the gasket test mould, and the gasket test mould installed on the tibial plateau test mould is prevented from shaking forwards and backwards, the dovetail convex block is used for supplementing the missing part of the dovetail groove, and the wing knife hole is used for guiding the wing knife to open the wing knife hole in the tibia medullary cavity.
Further, the installation block is installed the inserted block on the tibial plateau examination mould through the card in the fixed slot inside, and the installation block is used for increasing the fixed effect between inserted block and the tibial plateau examination mould.
Furthermore, the setting position of the limiting column is consistent with the setting position of the limiting groove, the gasket test mold is clamped in the limiting groove through the limiting column to install the tibial platform test mold on the gasket test mold, and the setting position of the limiting column is consistent with the setting position of the limiting groove and is used for installing the gasket test mold and the tibial platform test mold by placing the limiting column into the limiting groove.
Further, the gasket examination mould one side is opened there is the forked tail recess, forked tail recess shape and forked tail lug shape phase-match, the forked tail recess be used for with forked tail lug looks adaptation, block forked tail lug side through the arc side that sets up on the gasket examination mould, prevent that the gasket examination mould from taking place to rock, increase fixed effect.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, by adding the gasket test model, the supplement block, the insert block and the tibial plateau test model, when the selected gasket test model and the supplement block cannot measure the gap after the femur and the tibia are osteotomy, the insert blocks with different specifications are respectively inserted between the gasket test model and the tibial plateau test model by using the platform substrate handle until the gap after the femur and the tibia are osteotomy can be measured, the specification of the insert block is stopped to be changed, and in the process of changing the insert block, the gasket test model and the supplement block do not need to be taken out, so that the operation time is saved, and the uncontrollable risk in the operation is reduced.
2. The invention adopts the gasket test dies with the thickness of 8mm, 11mm and 14mm, the patch blocks with the thickness of 1mm and 2mm and the insert blocks with the thickness of 1mm and 2mm, and realizes the full-specification coverage of 8 mm-16 mm by randomly combining the gasket test dies, the patch blocks and the insert blocks with various specifications, thereby reducing the types and the cost of purchasing the gasket test dies, and the combination process has simple operation and high applicability.
3. According to the invention, the limiting columns are additionally arranged on the tibial platform test mould, the U-shaped avoidance groove and the concave groove are additionally arranged on the insert block, the tibial platform test mould limits the gasket test mould through the stand column to prevent the gasket test mould from shaking forwards and backwards, the insert block is limited by clamping the convex part of the concave groove between the two limiting columns to prevent the insert block from shaking up and down, the U-shaped avoidance groove is arranged on the insert block to facilitate installation and taking out of the fixing nail and prevent instruments from falling off in an operation, the insert block and the gasket test mould are limited to facilitate normal operation, and the operation precision is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of a gasket test mold and its patch of the present invention;
FIG. 2 is a schematic diagram of a gasket test mold structure of a gasket test mold and a patch thereof according to the present invention;
FIG. 3 is a schematic diagram of a top view of a gasket test mold and its patch according to the present invention;
FIG. 4 is a schematic diagram of a shim test mold and a patch structure of a patch thereof according to the present invention;
FIG. 5 is a schematic diagram of a spacer test mold and an insert block structure of a patch thereof according to the present invention;
FIG. 6 is a schematic view of a tibial plateau trial of a shim trial and its patch of the present invention;
FIG. 7 is a schematic diagram of a side view of a tibial plateau trial of a shim trial and its patch of the present invention.
In the figure: 1. testing a gasket; 11. mounting grooves; 12. a limiting groove; 13. a holding hole; 14. a card slot; 15. dovetail grooves; 2. supplementing blocks; 21. a column; 22. a notch; 3. inserting a block; 31. a U-shaped avoidance groove; 32. mounting blocks; 33. positioning holes; 34. mounting holes; 35. a concave groove; 4. testing a tibial plateau; 41. fixing nail holes; 42. a nail taking groove; 43. a limiting column; 44. dovetail lugs; 45. a wing knife hole; 46. and fixing the grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: the clamp comprises an insertion block 3, the insertion block 3 is used for specification replacement through a platform substrate handle in an operation, the height adjustment of 0-2 mm is realized on a gasket test mould 1, the insertion block 3 does not need to take out the gasket test mould 1 in the replacement process, the operation time is saved, uncontrollable risks are reduced, U-shaped avoiding grooves 31 are formed in two sides of the insertion block 3, the U-shaped avoiding grooves 31 are used for avoiding positions of fixing nails to facilitate the installation and the taking out of the fixing nails, an installation block 32 is fixedly installed on one side of the insertion block 3, the installation block 32 is used for replacing the specification of the insertion block 3 by matching with the platform substrate handle, the insertion block 3 is installed on a tibial platform test mould 4 through being clamped in a fixing groove 46 by the installation block 32, the installation block 32 is used for increasing the fixing effect between the insertion block 3 and the tibial platform test mould 4, two positioning holes 33 and one installation hole 34 are formed in one side of the installation block 32, and the positioning holes 33 are used for limiting the motion state of a holder, avoid holding ware to drive and insert piece 3 and rock to insert piece 3 and take place to drop unable continuation use as for, increase operating time, mounting hole 34 is used for mounting platform base plate handle, and 3 one sides of inserting piece are opened there is concave groove 35, and the protruding position of concave groove 35 is arranged in between two spacing posts 43 for prevent to insert piece 3 and rock from top to bottom.
The gasket test mould and the patch thereof further comprise a gasket test mould 1, a patch 2 and a tibial plateau test mould 4, an insert 3 is installed on one side of the tibial plateau test mould 4, the patch 2 is installed on one side of the insert 3, the patch 2 is used for adjusting the height of the gasket test mould 1 during measurement, the insert 3 is located between the tibial plateau test mould 4 and the patch 2, the gasket test mould 1 is installed on one side of the patch 2, the gasket test mould 1 is used for matching with a femoral condyle test mould to measure the clearance condition after the femur and the tibia are cut, the patch 2 is located between the insert 3 and the gasket test mould 1, and the tibial plateau test mould 4 is used for installing the insert 3 and the gasket test mould 1.
The thickness of gasket examination mould 1 has three kinds of specifications of 8mm, 11mm and 14mm, and the thickness of filling block 2 has two kinds of specifications of 1mm and 2mm, and through making up two kinds of filling blocks 2 and three kinds of gasket examination mould 1 at will and adjusting the examination mould height, make up the gasket examination mould 1 of three kinds of specifications and the filling block 2 of two kinds of specifications at will, can realize 8mm ~ 16 mm's full specification and cover, reduced 1 kind and the cost of purchasing gasket examination mould, and easy operation.
The thickness of the insert 3 has two specifications of 1mm and 2mm, the height of the test mold is adjusted by randomly combining two kinds of insert 3, two kinds of patches 2 and three kinds of gasket test molds 1, the gasket test molds 1 of three kinds of specifications, the insert 3 of two kinds of specifications and the patches 2 of two kinds of specifications are randomly combined, the full-specification coverage of 8 mm-16 mm can be realized, the gap condition after the femur and tibia are osteotomy cannot be measured by using the gasket test mold 1 after the patch 2, and the gap condition needs to be measured by integrally taking out and recombining the patch 2 and the gasket test mold 1.
Two columns 21 are arranged on one side of the patch 2, the column 21 is used for being matched with an O-shaped ring installed on the notch 22 to install the patch 2 on the gasket test mold 1, the O-shaped ring is used for increasing the damping effect, the patch 2 is prevented from falling off from the gasket test mold 1, the notch 22 is formed in the middle of the column 21, the column 21 is matched with the O-shaped ring assembled on the notch 22 to be installed on the gasket test mold 1, and the notch 22 is used for installing the O-shaped ring.
One side of the gasket test mold 1 is provided with two mounting grooves 11, two limiting grooves 12 and a holding hole 13, the mounting groove 11 is provided at a position consistent with the position of the upright post 21, the mounting groove 11 is used for matching with the upright post 21 to mount the patch 2 on the gasket test mold 1, the limiting groove 12 is used for matching with the limiting post 43 to mount the gasket test mold 1 on the tibial platform test mold 4, the edge of the holding hole 13 is provided with a clamping groove 14, the holding hole 13 is used for matching with the clamping groove 14 to mount the gasket test mold holder, the gasket test mold 1 and the patch block 2 are driven to move by the gasket test mold holder, a dovetail groove 15 is formed on one side of the gasket test mold 1, the shape of the dovetail groove 15 is matched with that of the dovetail bump 44, the dovetail groove 15 is used for being matched with the dovetail bump 44, the arc side that sets up on trying the mould 1 through the gasket stops forked tail lug 44 side, prevents that gasket trying the mould 1 from taking place to rock, increases fixed effect.
Three fixing nail holes 41 are formed in one side of the tibial platform test model 4, the fixing nail holes 41 are used for installing fixing nails, the tibial platform test model 4 is installed on the tibial platform through the installed fixing nails, the head of each fixing nail is positioned in the fixing nail holes 41, the gasket test model 1 and the inserting block 3 are prevented from interfering with the tibial platform test model 4 when moving, a nail taking groove 42 is formed in the outer side of each fixing nail hole 41, the nail taking groove 42 is matched with the port of a remover, the remover can conveniently install and take out the fixing nails from the outer side, two limiting columns 43 are fixedly installed on one side of the tibial platform test model 4, the limiting columns 43 are used for limiting the gasket test model 1, the gasket test model 1 installed on the tibial platform test model 4 is prevented from shaking forwards and backwards, the raised part of the concave groove 35 is clamped between the two limiting columns 43, and a dovetail lug 44 is arranged at the position, corresponding to the fixing groove 46, of the tibial platform test model 4, the dovetail convex block 44 is used for supplementing the missing part of the dovetail groove 15, a wing knife hole 45 is formed between the insert block 3 and the tibial plateau test mould 4, and the wing knife hole 45 is used for guiding a wing knife to form a wing knife hole in the tibial medullary cavity.
The setting position of spacing post 43 is unanimous with the position of seting up of spacing groove 12 mutually, and the gasket examination mould 1 is installed tibial plateau examination mould 4 on gasket examination mould 1 through spacing post 43 card inside spacing groove 12, and the setting position of spacing post 43 is unanimous with the position of seting up of spacing groove 12 for put into spacing inslot portion with spacing post 43 and install gasket examination mould 1 and tibial plateau examination mould 4.
The working principle of the invention is as follows: when the medical staff uses in the operation, the tibial plateau test model 4 is installed on the tibial plateau through the fixing nail, the head of the fixing nail is positioned in the fixing nail hole 41 when the fixing nail is installed, the interference between the shim test model 1 and the insert block 3 when moving is prevented, then the shim test model 1 and the patch block 2 with similar specifications are selected according to the tibial osteotomy length, the patch block 2 is installed on the shim test model 1 through the upright post 21 and the O-shaped ring installed on the notch 22, then the shim test model 1 and the patch block 2 are installed on the tibial plateau test model 4 by arranging one end of the shim test model holder in the holding hole 13 and the clamping groove 14, the dovetail lug 44 is matched with the dovetail groove 15 when in installation, when a gap still exists between the femur and the tibia after osteotomy, the shim test model 1 and the patch block 2 are lifted to a certain height through the shim test model holder, then the platform base plate handle interface is inserted into the installation hole 34, the insert 3 with the specification of 1mm is driven to be inserted between the gasket test mold 1 and the tibial platform test mold 4, when the protruding part of the groove 35 is located between the two limiting columns 43, the insert 3 stops moving, when the gasket test mold 1 and the patch 2 are installed on the tibial platform test mold 4 through the limiting columns 43, if a gap still exists between a femur and the tibia after osteotomy, the gasket test mold 1 and the patch 2 are lifted to a certain height again, the insert 3 with the specification of 1mm is taken out through the platform substrate handle, the insert 3 with the specification of 2mm is replaced, the insert 3 does not need to take out the gasket test mold 1 and the patch 2 in the replacement process, no gap exists between the femur and the tibia after osteotomy at the moment, and the gap between the femur and the tibia after osteotomy can be measured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
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| CN202111262728.8A CN113974921A (en) | 2021-10-28 | 2021-10-28 | Gasket test mold and patch thereof |
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| CN202111262728.8A CN113974921A (en) | 2021-10-28 | 2021-10-28 | Gasket test mold and patch thereof |
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