CN214073549U - Humerus near-end steel plate - Google Patents
Humerus near-end steel plate Download PDFInfo
- Publication number
- CN214073549U CN214073549U CN202022916635.XU CN202022916635U CN214073549U CN 214073549 U CN214073549 U CN 214073549U CN 202022916635 U CN202022916635 U CN 202022916635U CN 214073549 U CN214073549 U CN 214073549U
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- Prior art keywords
- humeral
- fixing
- scanner
- dimensional
- steel plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 210000002758 humerus Anatomy 0.000 title claims abstract description 16
- 210000004095 humeral head Anatomy 0.000 claims abstract description 14
- 230000037182 bone density Effects 0.000 claims abstract description 8
- 210000001188 articular cartilage Anatomy 0.000 claims abstract description 6
- 208000002103 Shoulder Fractures Diseases 0.000 abstract description 7
- 210000000988 bone and bone Anatomy 0.000 abstract description 6
- 238000002591 computed tomography Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000338 in vitro Methods 0.000 abstract description 3
- 230000001009 osteoporotic effect Effects 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 description 5
- 208000010392 Bone Fractures Diseases 0.000 description 4
- 206010020462 Humerus fracture Diseases 0.000 description 3
- 210000000323 shoulder joint Anatomy 0.000 description 3
- 208000001164 Osteoporotic Fractures Diseases 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008407 joint function Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010072988 Fracture complications Diseases 0.000 description 1
- 208000007981 Humeral Fractures Diseases 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 241000469816 Varus Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000002659 acromion Anatomy 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000010837 poor prognosis Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
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Abstract
The utility model provides a humerus near-end steel plate relates to medical equipment technical field, including straight type fixed plate, the right side fixedly connected with arc of straight type fixed plate. The utility model discloses: the method comprises the steps of firstly exploring the skill and feasibility of accurately fixing a straight fixing plate and an arc-shaped plate by fixing a fixing screw by a three-dimensional CT scanner through specimen in-vitro research, taking two pairs of osteoporotic humeral proximal human body specimens, reconstructing the specimens by routine CT scanning of a preoperative radiologist, and independently measuring the bone density of each region in the humeral head. An orthopedist randomly carries out C-arm machine auxiliary lower fixing screws and three-dimensional CT scanner auxiliary fixing screws on humeral heads on two sides, and carries out CT scanning again after operation; comparing the CT before and after the operation, judging the screw ratio of the two groups of fixing screws which are implanted 5-10 mm below the articular cartilage of the humerus head and are positioned in a higher bone area, finding out a method for enabling the screws to reach the better bone area, reducing the incidence rate of proximal humeral fracture complications and greatly improving the clinical operation curative effect.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a humerus near-end steel plate.
Background
Proximal humeral fracture refers to fracture of the humeral surgical neck and above, is located at the third position of the most common osteoporotic fracture, and is mostly low-energy injury in old women aged over 60 years old, accounting for about 10% of old fractures and 39.7% of adult humeral fractures. With the coming of the aging society, the incidence of the fracture is rising year by year, and the incidence of the osteoporotic fracture patients is expected to be doubled by 2040 years. Proximal humeral fracture belongs to fracture around joints, poor prognosis directly affects shoulder joint functions, causes limited daily living capacity of patients, and brings huge mental and economic burden to patients, families and society.
For the displaced proximal humeral fracture, only anatomical reduction and strong fixation are performed on the fracture, so that a patient can obtain optimal functional recovery by early functional exercise, therefore, the incision reduction steel plate internal fixation is a preferred treatment means for the proximal humeral fracture, and a plurality of postoperative complications such as screw penetration, varus deformity, acromion impact syndrome and the like are easily generated when the locking steel plate is applied to the internal fixation treatment of the proximal humeral fracture.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the prior art, providing a humerus near-end steel plate, reducing the incidence of humerus near-end fracture complications, and greatly improving the clinical operation curative effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a humerus near-end steel plate, includes straight type fixed plate, the right side fixedly connected with arc of straight type fixed plate, the screw hole has been seted up to the top intermediate position of straight type fixed plate, the top of arc is close to both sides position and has been seted up the fixed orifices, the top of straight type fixed plate is provided with three-dimensional CT scanner, the inner wall threaded connection of screw hole has set screw.
Preferably, the top of the arc plate is made according to the radian of the patient's humerus.
Preferably, the three-dimensional CT scanner measures bone density of various regions within the humeral head of the patient.
Preferably, the screw hole is provided with two 2 cm-combined 8-type hole specifications.
Preferably, the opening position of the screw hole is determined according to the scanning result of the three-dimensional CT scanner.
Preferably, the length and the driving angle of the fixing screw are determined according to a three-dimensional CT scanner.
Preferably, the set screw is inserted under the articular cartilage of the humeral head.
Compared with the prior art, the utility model has the advantages and positive effects that,
the utility model discloses in: the method comprises the steps of firstly exploring the skill and feasibility of accurately fixing a straight fixing plate and an arc-shaped plate by fixing a fixing screw by a three-dimensional CT scanner through specimen in-vitro research, taking two pairs of osteoporotic humeral proximal human body specimens, reconstructing the specimens by routine CT scanning of a preoperative radiologist, and independently measuring the bone density of each region in the humeral head. An orthopedist randomly carries out C-arm machine auxiliary lower fixing screws and three-dimensional CT scanner auxiliary fixing screws on humeral heads on two sides, and carries out CT scanning again after operation; comparing the CT before and after the operation, judging the number of the two groups of fixing screws implanted under the articular cartilage of the humeral head by 5-10 mm and the proportion of the screws positioned in the area with higher bone, counting the number of the fixed screws, setting the scanning parameters of the intraoperative three-dimensional CT scanner, reconstructing skill, scanning the humeral head to reconstruct an image which can distinguish different bone densities, finding a method which can lead the screw to reach a better bone area in the nail placing operation, through clinical research and statistics, the three-dimensional CT scanner is used in the operation to find the number of the fixing screws, compared with the traditional C-arm machine fluoroscopy in the operation for research, statistics of the functions of the shoulder joints, pains, complications, reoperation, the satisfaction degree of the patients and the like after the operation of two groups of patients, the three-dimensional CT scanner is used for assisting the arrangement of the proximal humerus steel plate, so that the incidence rate of proximal humerus fracture complications can be effectively reduced, and the clinical operation curative effect of the humerus fracture complications is greatly improved.
Drawings
Fig. 1 is a schematic structural view of a proximal humerus steel plate according to the present invention;
fig. 2 is the utility model provides a structural schematic diagram of screw hole in the proximal humerus steel plate.
Illustration of the drawings:
1. a straight fixing plate; 2. an arc-shaped plate; 3. screw holes; 4. a fixing hole; 5. a three-dimensional CT scanner; 6. and fixing the screw.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as shown in fig. 1-2, a proximal humeral plate includes a straight fixing plate 1, an arc plate 2 is fixedly connected to the right side of the straight fixing plate 1, the top of the arc plate 2 is manufactured according to the radian of a humerus of a patient, a screw hole 3 is formed in the middle position of the top of the straight fixing plate 1, the screw hole 3 is provided with two 2 cm-intersected 8-shaped hole specifications, fixing holes 4 are formed in positions, close to two sides, of the top of the arc plate 2, a three-dimensional CT scanner 5 is arranged at the top of the straight fixing plate 1, the position where the screw hole 3 is formed is determined according to the scanning result of the three-dimensional CT scanner 5, the length and the driving angle of a fixing screw 6 are determined according to the three-dimensional CT scanner 5, the three-dimensional CT scanner 5 measures bone density of each region in the humeral head of the patient, a fixing screw 6 is connected to the inner wall of the screw hole 3 in a threaded manner, and the fixing screw 6 is inserted under the articular cartilage of the humeral head.
The whole embodiment of the method achieves the effect that the sample in-vitro research is firstly used for exploring the skill and feasibility of accurately placing a fixing screw 6 by a three-dimensional CT scanner 5 to fix a straight fixing plate 1 and an arc-shaped plate 2, two pairs of osteoporosis proximal humeral human body samples are taken, a preoperative radiologist carries out routine CT scanning reconstruction, and the bone density of each region in the humeral head is independently measured. An orthopedist randomly carries out C-arm machine auxiliary lower fixing screws 6 and three-dimensional CT scanner 5 auxiliary lower fixing screws 6 on humeral heads on two sides, and carries out CT scanning again after operation; comparing preoperative CT with postoperative CT, judging the quantity of 5-10 mm below articular cartilage of the humerus head implanted by two groups of fixing screws 6 and the proportion of screws positioned in a higher bone region, counting the number of penetrated fixing screws 6, setting scanning parameters of an intraoperative three-dimensional CT scanner 5, reconstructing skill, scanning and reconstructing the humerus head to obtain images capable of distinguishing different bone densities, finding a method capable of enabling the screws to reach a better bone region in nail placement operation, counting the number of penetrated fixing screws 6 by using the three-dimensional CT scanner 5 in the operation through clinical research, comparing the number with the traditional intraoperative C-arm machine perspective, counting the conditions of shoulder joint function, pain, complication, reoperation, satisfaction degree of a patient and the like of two groups of patients after operation, and enabling the three-dimensional CT scanner 5 to assist the placement of a proximal humeral steel plate to effectively reduce the incidence rate of proximal humeral fracture complication, greatly improving the curative effect of clinical operation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. A proximal humeral plate comprising a straight fixation plate (1), characterized in that: the right side fixedly connected with arc (2) of straight type fixed plate (1), screw hole (3) have been seted up to the top intermediate position of straight type fixed plate (1), the top of arc (2) is close to both sides position and has been seted up fixed orifices (4), the top of straight type fixed plate (1) is provided with three-dimensional CT scanner (5), the inner wall threaded connection of screw hole (3) has set screw (6).
2. The proximal humeral steel plate according to claim 1, wherein: the top of the arc-shaped plate (2) is manufactured according to the radian of the humerus of a patient.
3. The proximal humeral steel plate according to claim 1, wherein: the three-dimensional CT scanner (5) measures bone density of various regions within the humeral head of a patient.
4. The proximal humeral steel plate according to claim 1, wherein: the screw hole (3) is provided with two 8-shaped hole specifications which are intersected by 2 cm.
5. The proximal humeral steel plate according to claim 1, wherein: the opening position of the screw hole (3) is determined according to the scanning result of the three-dimensional CT scanner (5).
6. The proximal humeral steel plate according to claim 1, wherein: the length and the nailing angle of the fixing screw (6) are determined according to the three-dimensional CT scanner (5).
7. The proximal humeral steel plate according to claim 1, wherein: the fixing screw (6) is inserted under the articular cartilage of the humeral head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022916635.XU CN214073549U (en) | 2020-12-08 | 2020-12-08 | Humerus near-end steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022916635.XU CN214073549U (en) | 2020-12-08 | 2020-12-08 | Humerus near-end steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214073549U true CN214073549U (en) | 2021-08-31 |
Family
ID=77460929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022916635.XU Expired - Fee Related CN214073549U (en) | 2020-12-08 | 2020-12-08 | Humerus near-end steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214073549U (en) |
-
2020
- 2020-12-08 CN CN202022916635.XU patent/CN214073549U/en not_active Expired - Fee Related
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| 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: 20210831 |