CN112137765A - 3D printed universal ilium wing prosthesis - Google Patents
3D printed universal ilium wing prosthesis Download PDFInfo
- Publication number
- CN112137765A CN112137765A CN202010828244.4A CN202010828244A CN112137765A CN 112137765 A CN112137765 A CN 112137765A CN 202010828244 A CN202010828244 A CN 202010828244A CN 112137765 A CN112137765 A CN 112137765A
- Authority
- CN
- China
- Prior art keywords
- filling block
- ilium
- wing
- prosthesis
- ilium wing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000003692 ilium Anatomy 0.000 title claims abstract description 76
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 35
- 210000004197 pelvis Anatomy 0.000 claims abstract description 7
- 238000010146 3D printing Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims abstract 2
- 239000000945 filler Substances 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 description 3
- 108010048734 sclerotin Proteins 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002503 metabolic effect Effects 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 206010065687 Bone loss Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000004053 dental implant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 210000004394 hip joint Anatomy 0.000 description 1
- 210000001621 ilium bone Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Images
Classifications
-
- 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
- A61F2/28—Bones
-
- 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
- A61F2/3094—Designing or manufacturing processes
- A61F2002/30985—Designing or manufacturing processes using three dimensional printing [3DP]
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention relates to the technical field of medical prostheses, and provides a 3D-printed universal type ilium wing prosthesis. The method comprises the following steps: the surface of the ilium wing filling block structure is of a 3D printing bone trabecula structure, and a plurality of filling block screw hole structures are arranged inside the ilium wing filling block structure; the ilium wing filling block structure further comprises a plurality of ilium wing filling block clamping plates, the ilium wing filling block clamping plates are arranged on the lateral portions of the ilium wing filling block structure and the prosthesis, and the ilium wing filling block clamping plates can be cut off. The invention has the beneficial effects that: the front and rear long clamping plates of the ilium wing filling block structure in the prior art are changed into two short ilium wing filling block clamping plates on the front and rear sides, and a small ilium wing filling block clamping plate is added on one side of the two sides of the prosthesis on the inner side of the pelvis, so that a tool can be used for shearing if the ilium wing filling block clamping plate is not well installed in the operation, and the loss of bone can not be caused.
Description
Technical Field
The invention relates to the field of medical prostheses, in particular to a 3D-printed universal type ilium wing prosthesis.
Background
The ilium is located in the central axis pelvic region of the human body, participates in the formation of the hip joint, lower limb loading and accommodation of pelvic viscera, and simultaneously forms an important body curve together with the hip, which is an important anatomical structure of human body biomechanics and aesthetics. Because the bone of the ilium is spongy bone and has a large bone quantity, part of the ilium is often taken as the material for transplanting human bones in clinical medical operations. The ilium bone grafting is widely applied to clinical application and is applied to patients with bone trauma, tumor, nonunion, joint repair and the like.
Prior art CN110192934A discloses an iliac wing filling prosthesis, comprising: the prosthesis comprises a prosthesis body and a bone fixing part, wherein the prosthesis body comprises a bone contact surface used for being connected with the surface of the bone defect of the ilium of the human body, a soft tissue contact surface used for being connected with the soft tissue of the human body, and a ridge surface jointed with the outer edge of the ilium ridge of the ilium of the human body; a three-dimensional porous structure layer formed on the bone-contacting surface and/or the soft tissue-contacting surface and/or the spinal surface; and the fixing piece sequentially penetrates through the ridge surface and the bone contact surface to be connected with the ilium of the human body so as to fix the prosthesis body on the ilium of the human body. The ilium wing filling prosthesis can well fill the ilium after bone taking.
However, the above-described iliac wing filling prosthesis has the following drawbacks:
(1) the ilium wing filling prosthesis in the prior art can only be used for a certain patient and cannot be used for different patients, so that the production period of the prosthesis is long, the prosthesis cannot be provided in time, and the optimal treatment period of the patient is delayed.
(2) The clamping plate structure in the prior art is a front long plate and a rear long plate, so that clamping is not convenient to install in the operation, some bone mass needs to be ground, and unnecessary bone loss is caused.
(3) The nailing direction is too single among the prior art, because the ilium wing sclerotin thickness of different patients' is different, makes the nail hit the place that the sclerotin is the thickest, needs the direction of adjusting the nailing in the art.
Disclosure of Invention
The invention aims to provide a dental implant to solve the technical problems in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: a 3D printed universal iliac wing prosthesis, comprising: the surface of the ilium wing filling block structure is of a 3D printing bone trabecula structure, and a plurality of filling block screw hole structures are arranged inside the ilium wing filling block structure; the ilium wing filling block structure further comprises a plurality of ilium wing filling block clamping plates, the ilium wing filling block clamping plates are arranged on the lateral portions of the ilium wing filling block structure and the prosthesis, and the ilium wing filling block clamping plates can be cut off.
In an optional embodiment, two iliac wing filling block clamping plates are respectively arranged on the front side and the rear side of the iliac wing filling block structure, one iliac wing filling block clamping plate is arranged on one of the two sides of the prosthesis, and the iliac wing filling block clamping plate on one side of the prosthesis is positioned on the inner side of the pelvis.
In an alternative embodiment, the iliac wing filler block clamping plates on the front side and the back side of the iliac wing filler block structure are different from the iliac wing filler block clamping plates on one side of the prosthesis in shape.
In an optional embodiment, the bottom of each iliac wing filling block clamping plate is of a trabecular bone structure.
In an alternative embodiment, the filling block screw hole structure is a spherical screw countersunk hole.
In an alternative embodiment, the screw hole structure of the filling block is internally provided with a screw structure matched with the screw hole structure.
In an alternative embodiment, the screw structure has a hollow structure.
In an alternative embodiment, the hollow structure has a diameter of 1mm-2mm and can be passed through a kirschner wire.
In an optional embodiment, a hole structure is arranged in the trabecular bone, the hole structure is parallel to the direction of the trabecular bone, and the hole diameter of the hole structure is 0.1mm-0.2 mm; the side surface of the trabecula is provided with a hole structure, and the hole diameter of the hole structure on the side surface is 0.03-0.2 mm.
The invention has the beneficial effects that:
(1) according to the ilium wing filling block structure, the long clamping plates on the front side and the rear side in the prior art are changed into two short ilium wing filling block clamping plates on the front side and the rear side respectively, and a small ilium wing filling block clamping plate is added on the inner side of the pelvis and one side of the two sides of the prosthesis, so that if the ilium wing filling block structure is not well installed in an operation, a tool can be used for shearing off, and the loss of bone can not be caused.
(2) The screw hole of the ilium wing filling block structure is a spherical screw countersunk hole, and the screw cap for fixing the prosthesis is spherical, so that the direction of the screw can be adjusted, the screw can be driven to the position with the thickest bone, and the early-stage stability of the prosthesis is greatly improved. In addition, the screw structure changes into hollowly, can be through the ke shi needle, is convenient for fix the screw direction of adjusting like this, makes to squeeze into more accurate of screw direction.
(3) According to the bone-setting device, the bone trabecula structures are arranged on the surface of the ilium wing filling block structure and the bottom of the ilium wing filling block clamping plate, and the bone trabecula structures are provided with the hole structures, so that the strength of the bone trabecula is guaranteed, the intercommunity is increased, substances such as nutrients can be transported more smoothly, the area of metabolic places is increased, and the bone growth progress is quicker and firmer.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of an iliac wing filling block according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a screw according to an embodiment of the present invention.
Wherein, the reference numbers in the figures are: 1. ilium wing filling block structure, 2, filling block screw hole structure, 21, screw structure, 3, ilium wing filling block cardboard, 4, hollow structure.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
Referring to fig. 1-2, an object of the present embodiment is to provide a 3D printed universal iliac wing prosthesis, including: the ilium wing filling block structure 1 is characterized in that the surface of the ilium wing filling block structure 1 is of a 3D printing bone trabecula structure, and a plurality of filling block screw hole structures 2 are arranged inside the ilium wing filling block structure 1; the ilium wing filling block structure 1 further comprises a plurality of ilium wing filling block clamping plates 3, the ilium wing filling block clamping plates 3 are arranged on the lateral parts of the ilium wing filling block structure 1 and the prosthesis, and the plurality of ilium wing filling block clamping plates 3 can be cut off.
Specifically, five ilium wing filling block clamping plates 3 are arranged in the embodiment, two ilium wing filling block clamping plates 3 are respectively arranged on the front side and the rear side of the ilium wing filling block structure 1, one of the two sides of the prosthesis is provided with one ilium wing filling block clamping plate 3, and the ilium wing filling block clamping plate 3 on one side of the prosthesis is positioned on the inner side of the pelvis.
In addition, it should be noted that the iliac wing filler block fastening plates 3 on the anterior and posterior sides of the iliac wing filler block structure 1 are different from the iliac wing filler block fastening plate 3 on the prosthesis side in shape, and as shown in fig. 1, the iliac wing filler block fastening plate 3 on the prosthesis side is bent. The long cardboard of both sides around this embodiment changes the ilium wing packing block structure 1 among the prior art into the short ilium wing packing block cardboard 3 of both sides respectively two around to increase a little ilium wing packing block cardboard 3 in the inboard of pelvis and in one side of false body both sides, can cut off with the instrument if not installing well in the art, can not cause the loss of sclerotin.
Further, the bottom of each iliac wing filling block clamping plate 3 is of a trabecular bone structure, a hole structure is arranged in the trabecular bone structure, the hole structure is parallel to the direction of the trabecular bone structure, and preferably, the hole diameter of the hole structure is 0.1mm-0.2 mm; the side surface of the trabecula is provided with a hole structure, and the hole diameter of the hole structure on the side surface is preferably 0.03mm-0.2 mm. The surface of ilium wing filling block structure 1 in this embodiment and the bottom of ilium wing filling block cardboard 3 all are equipped with the trabecular bone structure, and the trabecular bone structure has pore structure, has both guaranteed trabecular bone intensity, has increased intercommunity again, and what make materials such as nutrition can transport is more smooth, has increased metabolic place area, makes the bone grow into the progress rapider, firm more. .
In the embodiment, the filling block screw hole structure 2 is a spherical screw countersunk hole, the screw structure 21 matched with the filling block screw hole structure 2 is installed in the filling block screw hole structure 2, and the screw cap of the screw structure 21 is spherical, so that the direction of the screw can be adjusted, the screw is driven to the position with the thickest bone, and the early-stage stability of the prosthesis is greatly improved.
It is worth mentioning that the screw structure 21 is provided with the hollow structure 4, the diameter of the hollow structure 4 is 1mm-2mm, and the adjustable screw direction can be conveniently fixed through the Kirschner wire, so that the screw direction can be driven more accurately.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A 3D printed universal iliac wing prosthesis, comprising: the ilium wing filling block structure comprises an ilium wing filling block structure (1), wherein the surface of the ilium wing filling block structure (1) is of a 3D printing bone trabecula structure, and a plurality of filling block screw hole structures (2) are arranged inside the ilium wing filling block structure (1);
the method is characterized in that: the ilium wing filling block structure (1) further comprises a plurality of ilium wing filling block clamping plates (3), the ilium wing filling block clamping plates (3) are arranged on the lateral portions of the ilium wing filling block structure (1) and the prosthesis, and the plurality of the ilium wing filling block clamping plates (3) can be cut off.
2. The 3D-printed universal ilium wing prosthesis according to claim 1 is characterized in that two ilium wing filling block clamping plates (3) are respectively arranged on the front side and the rear side of the ilium wing filling block structure (1), one ilium wing filling block clamping plate (3) is arranged on one of the two sides of the prosthesis, and the ilium wing filling block clamping plate (3) on one side of the prosthesis is positioned on the inner side of the pelvis.
3. The 3D printed universal iliac wing prosthesis according to claim 2, wherein the iliac wing filler block catch plates (3) on the anterior and posterior sides of the iliac wing filler block structure (1) are different in shape from the iliac wing filler block catch plate (3) on the prosthesis side.
4. The 3D printed universal iliac wing prosthesis according to claim 3, wherein the bottom of each iliac wing filler block clamping plate (3) is of trabecular bone structure.
5. The 3D printed universal iliac wing prosthesis of claim 1, wherein said filler block screw hole feature (2) is a ball screw counterbore.
6. The 3D printed universal iliac wing prosthesis according to claim 5, wherein said filling block screw hole structure (2) has a screw structure (21) fitted therein.
7. The 3D printed universal iliac wing prosthesis according to claim 6, wherein said screw structure (21) has a hollow structure (4).
8. The 3D printed universal iliac wing prosthesis according to claim 7, wherein said hollow structure (4) has a diameter of 1mm-2mm, accessible through a k-wire.
9. The 3D printed universal ilium wing prosthesis of claim 1 or 4, wherein a hole structure is provided in the trabecular bone, said hole structure being parallel to the direction of the trabecular bone, the hole structure having a hole diameter of 0.1mm-0.2 mm; the side surface of the trabecula is provided with a hole structure, and the hole diameter of the hole structure on the side surface is 0.03-0.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010828244.4A CN112137765A (en) | 2020-08-17 | 2020-08-17 | 3D printed universal ilium wing prosthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010828244.4A CN112137765A (en) | 2020-08-17 | 2020-08-17 | 3D printed universal ilium wing prosthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112137765A true CN112137765A (en) | 2020-12-29 |
Family
ID=73887535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010828244.4A Pending CN112137765A (en) | 2020-08-17 | 2020-08-17 | 3D printed universal ilium wing prosthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112137765A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523363A (en) * | 1991-07-25 | 1993-02-02 | Sumitomo Cement Co Ltd | Artificial pelvis |
| US20030009234A1 (en) * | 2001-07-05 | 2003-01-09 | Treacy Patrick J. | Pelvic prosthesis plus methods and tools for implantation |
| CN102614035A (en) * | 2012-04-26 | 2012-08-01 | 上海晟实医疗器械科技有限公司 | Semi-pelvic prosthesis |
| CN204839709U (en) * | 2015-07-28 | 2015-12-09 | 王兆红 | Way E type internal fixing device before cacroiliac joint |
| CN106264799A (en) * | 2015-05-22 | 2017-01-04 | 嘉思特华剑医疗器材(天津)有限公司 | A kind of acetabulum reconstruction prosthesis system adapting to dissimilar acetabular defects |
| CN108670506A (en) * | 2018-06-01 | 2018-10-19 | 苏州市康力骨科器械有限公司 | Suspension type customizes the full sacral prosthesis of assembly type and method for customizing |
| CN110192934A (en) * | 2019-05-29 | 2019-09-03 | 北京市春立正达医疗器械股份有限公司 | Alaossisilii filling prosthesis |
| CN209770592U (en) * | 2018-09-30 | 2019-12-13 | 北京威高亚华人工关节开发有限公司 | pelvis filling prosthesis |
-
2020
- 2020-08-17 CN CN202010828244.4A patent/CN112137765A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523363A (en) * | 1991-07-25 | 1993-02-02 | Sumitomo Cement Co Ltd | Artificial pelvis |
| US20030009234A1 (en) * | 2001-07-05 | 2003-01-09 | Treacy Patrick J. | Pelvic prosthesis plus methods and tools for implantation |
| CN102614035A (en) * | 2012-04-26 | 2012-08-01 | 上海晟实医疗器械科技有限公司 | Semi-pelvic prosthesis |
| CN106264799A (en) * | 2015-05-22 | 2017-01-04 | 嘉思特华剑医疗器材(天津)有限公司 | A kind of acetabulum reconstruction prosthesis system adapting to dissimilar acetabular defects |
| CN204839709U (en) * | 2015-07-28 | 2015-12-09 | 王兆红 | Way E type internal fixing device before cacroiliac joint |
| CN108670506A (en) * | 2018-06-01 | 2018-10-19 | 苏州市康力骨科器械有限公司 | Suspension type customizes the full sacral prosthesis of assembly type and method for customizing |
| CN209770592U (en) * | 2018-09-30 | 2019-12-13 | 北京威高亚华人工关节开发有限公司 | pelvis filling prosthesis |
| CN110192934A (en) * | 2019-05-29 | 2019-09-03 | 北京市春立正达医疗器械股份有限公司 | Alaossisilii filling prosthesis |
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| PB01 | Publication | ||
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Application publication date: 20201229 |