CN215874985U - Hip fracture grid positioning device - Google Patents
Hip fracture grid positioning device Download PDFInfo
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- CN215874985U CN215874985U CN202121985420.1U CN202121985420U CN215874985U CN 215874985 U CN215874985 U CN 215874985U CN 202121985420 U CN202121985420 U CN 202121985420U CN 215874985 U CN215874985 U CN 215874985U
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Abstract
The utility model provides a hip fracture grid positioning device which comprises a grid body, wherein the grid body is a square frame body. The grid body is internally distributed in a latticed crossed manner by transverse positioning lines and longitudinal positioning lines, the grid body is made of flexible materials, a fixing device is arranged on the lower surface of the grid body and is in contact positioning with the skin of a human body, and a positioning mark is arranged on the upper surface of the grid body. The X-ray imaging device is simple in structure and convenient to operate, the grid body is convenient to bend and attach the undulation degree of the skin of a patient at a fixed position, the positioning accuracy is high, the fixing device is arranged on the lower surface of the grid body, the grid body is prevented from shifting, the metal material facilitates X-ray perspective and visibility, and the X-ray imaging device is used for developing under X-ray perspective and is high in practicability.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a hip fracture grid positioning device.
Background
Hip fracture is a common and frequently encountered disease in orthopedics, and diagnosis and treatment are difficult, but error regions and traps in the hip fracture are not few. The study of hip fracture must be in strict and serious attitude, and the clinical diagnosis and treatment can be mastered only on the basis of mastering hip anatomy, biomechanics and imaging from basic theory. The anatomy and imaging of the hip are closely related to the surgery and the biomechanics, and especially, the image data of the hip is repeatedly read when designing the surgery scheme, so that the anatomical and biomechanics factors are fully considered.
In recent years, the advent of three-dimensional CT has provided great help for orthopedic surgeons in diagnosis and treatment, but has not been able to completely replace two-dimensional CT and X-ray films in various body positions. The advent of orthopedic navigation technology has provided convenience for precise positioning of hip fractures, and assurance for minimally invasive surgery of hip fractures, but still without the need for the anatomical and imaging basis of the hip, and without the need for the experience of conventional hip surgery.
In the prior art, the C-arm machine widely used in primary hospitals is generally used, and an auxiliary positioning device is combined to position an operation incision, improve the accuracy of internal fixation implantation, reduce the blindness of the operation, shorten the operation time and reduce the X-ray exposure time of a patient and an operator. However, the positioning process of the auxiliary positioning device used clinically is complicated, and only two-dimensional positioning can be provided, and the requirement of three-dimensional positioning of hip fracture cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a positioning device, in particular to a hip fracture grid positioning device which is simple in structure, convenient to operate, small, exquisite, convenient to turn around, soft in material, good in fitting degree, high in positioning precision, complete in function and capable of avoiding position deviation of the positioning device.
In order to solve the technical problems, the utility model adopts the technical scheme that: a hip fracture grid positioning device comprises a grid body, wherein the grid body is a square frame body, transverse positioning lines and longitudinal positioning lines are distributed in the grid body in a grid-shaped crossed mode, the grid body is made of a flexible material, a fixing device is arranged on the lower surface of the grid body and is in contact with the skin of a human body for positioning, and positioning marks are arranged on the upper surface of the grid body.
Further, the grid body is visible through X-ray.
Furthermore, the grid body is made of medical flexible metal materials, and the fluctuation degree of the skin of the patient at the fixed position is matched with the grid body.
Furthermore, fixing device is hydrocolloid dressing, hydrocolloid dressing is arranged in the outer framework of net body with horizontal positioning line reaches on the vertical positioning line.
Further, the external dimension of the grid body is 300mm multiplied by 250 mm.
Further, the width of the transverse positioning lines is 1mm, and the width of a transverse gap formed between every two adjacent transverse positioning lines is 10 mm.
Furthermore, the width of the longitudinal positioning lines is 1mm, the width of longitudinal gaps formed between adjacent longitudinal positioning lines is 10mm, and the size of grid gaps formed between the transverse positioning lines and the longitudinal positioning lines is 10mm multiplied by 10 mm.
Furthermore, the positioning mark is a plurality of coordinate marks, and the plurality of coordinate marks mark coordinates of intersections of the transverse positioning lines and the longitudinal positioning lines.
Furthermore, fixing device is the sucking disc, the sucking disc is a plurality of, and is a plurality of the sucking disc evenly distributed is in net body lower surface.
Further, the grid body comprises various sizes and specifications.
The utility model has the advantages and positive effects that:
1. the X-ray imaging device is simple in structure and convenient to operate, the grid body is convenient to bend and attach the undulation degree of the skin of a patient at a fixed position, the positioning accuracy is high, the fixing device is arranged on the lower surface of the grid body, the grid body is prevented from shifting, the metal material facilitates X-ray perspective and visibility, and the X-ray imaging device is used for developing under X-ray perspective and is high in practicability.
2. The utility model sets the grid gaps to be 10mm multiplied by 10mm, reasonably positions the sizes of all points, improves the positioning precision, and simultaneously sets the transverse positioning lines and the longitudinal positioning lines to be 1mm wide, thereby avoiding the grid gaps from being too dense due to the wide positioning lines, blocking the sight line under the X-ray perspective and improving the image positioning precision.
3. The grid body is designed into various sizes and specifications, so that the surgical positioning requirements of most patients are met, the application range is wide, and the practicability is high.
4. According to the utility model, the grid body is fixed on the skin of a patient through the fixing device, the fixing device can be set into the hydrocolloid dressing which is adhered to the skin surface of the patient, the hydrocolloid dressing can be replaced for many times, and the service life of the grid body is prolonged. The fixing device can be set to be a sucker structure, so that replacement is avoided, and repeated use is facilitated.
5. The utility model positions the intersection point of each transverse positioning line and the longitudinal positioning line by a coordinate method, and has high positioning accuracy.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a partially enlarged schematic view of the overall structure of the embodiment of the present invention.
Figure 3 is a cross-sectional view of an embodiment of the fastening device of the present invention in the form of a hydrocolloid dressing construct.
Fig. 4 is a sectional view of a fixing device of an embodiment of the present invention in a suction cup structure.
In the figure:
1. grid body 2, positioning mark 3 and longitudinal positioning line
4. Transverse positioning line 5, grid gap 6 and fixing device
7. Hydrocolloid dressing 8, suction cup 9, coordinate mark.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Embodiments of the utility model are further described below with reference to the accompanying drawings:
as shown in fig. 1, a hip fracture grid positioning device includes a grid body 1, and the grid body 1 is a square frame. The grid body 1 is inside to be latticed cross distribution by horizontal positioning line 4 and longitudinal positioning line 3, and grid body 1 is flexible material, and 1 lower surface of grid body is equipped with fixing device 6, and fixing device 6 and human skin contact location, the 1 upper surface of grid body are equipped with location sign 2.
This embodiment makes things convenient for net body 1 to buckle through setting up to flexible metal material with net body 1, and the degree of fluctuation of laminating fixed department patient's skin, and positioning accuracy is high, and 1 lower surface of net body is equipped with fixing device 6, avoids net body 1 to shift, and the metal material makes things convenient for the X-ray perspective to be visible for developing under the X-ray perspective, and the practicality is strong.
Grid body 1 is visible for the X-ray perspective, and is preferred, and grid body 1 is medical flexible metal material, and is specific, and the grid body 1 material that this embodiment provided is the lead alloy.
As shown in fig. 1, the grid body 1 has an outer dimension of 300mm × 250mm, the width of the transverse positioning lines 4 is 1mm, and the width of the transverse gap formed between adjacent transverse positioning lines 4 is 10 mm. The width of the longitudinal positioning lines 3 is 1mm, the width of the longitudinal gaps formed between the adjacent longitudinal positioning lines 3 is 10mm, and the size of the grid gaps 5 formed between the transverse positioning lines 4 and the longitudinal positioning lines 3 is 10mm multiplied by 10 mm. Above-mentioned size, each point size of rational location has improved positioning accuracy, simultaneously, sets up horizontal positioning line 4 and vertical positioning line 3 to 1mm wide, avoids the grid space 5 that the positioning line broad leads to be too close, blocks the sight under the X-ray perspective, image positioning accuracy.
Preferably, this embodiment designs into multiple size, multiple specification with grid body 1, satisfies most patients' operation location demand, and the range of application is wide, and the practicality is strong.
The positioning mark 2 is a structure for marking positions of each point, specifically, as shown in fig. 2, the positioning mark 2 of this embodiment is a plurality of coordinate marks 9, the plurality of coordinate marks 9 mark coordinates of intersections of the transverse positioning lines 4 and the longitudinal positioning lines 3, and positioning accuracy is high.
Grid body 1 is flexible material, and the degree of fluctuation of grid body 1 and fixed department patient's skin of being convenient for is coincide. The fixing means 6 is a means for fixing the grid body 1 to the skin surface of the patient, and the fixing means 6 may have various structures as long as the above-described functions are achieved. Specifically, as shown in fig. 3, the fixing device 6 provided in this embodiment is a hydrocolloid dressing 7, and the hydrocolloid dressing 7 is disposed on the outer frame of the grid body 1 and the transverse positioning lines 4 and the longitudinal positioning lines 3. Hydrocolloid dressing 7 pastes net body 1 on patient's skin surface, and hydrocolloid dressing 7 can change many times, has increased the life of net body 1.
As shown in fig. 4, the fixing device 6 is a plurality of suckers 8, and the plurality of suckers 8 are uniformly distributed on the lower surface of the grid body 1. The fixing device 6 can be set to be of a sucker 8 structure, so that replacement is avoided, and repeated use is facilitated.
The working principle of the utility model is as follows:
the grid body 1 is longitudinally fixed in front of the affected hip of the patient through the fixing device 6, the position of the grid body 1 is adjusted through the coordinate marks 9 of each point during X-ray fluoroscopy, the medical marking pen is used for marking on the surface of the skin of the patient, and the electronic level of the high-precision display level ruler is used for measuring the forward inclination angle. Then, according to the determined cut and the needle inserting point, a pre-measured and determined anteversion angle inserting guide needle is arranged under the mediation of the electronic level instrument of the high-precision digital display level ruler in the operation.
The utility model has the advantages and positive effects that:
1. the X-ray imaging device is simple in structure and convenient to operate, the grid body is convenient to bend and attach the undulation degree of the skin of a patient at a fixed position, the positioning accuracy is high, the fixing device is arranged on the lower surface of the grid body, the grid body is prevented from shifting, the metal material facilitates X-ray perspective and visibility, and the X-ray imaging device is used for developing under X-ray perspective and is high in practicability.
2. The utility model sets the grid gaps to be 10mm multiplied by 10mm, reasonably positions the sizes of all points, improves the positioning precision, and simultaneously sets the transverse positioning lines and the longitudinal positioning lines to be 1mm wide, thereby avoiding the grid gaps from being too dense due to the wide positioning lines, blocking the sight line under the X-ray perspective and improving the image positioning precision.
3. The grid body is designed into various sizes and specifications, so that the surgical positioning requirements of most patients are met, the application range is wide, and the practicability is high.
4. According to the utility model, the grid body is fixed on the skin of a patient through the fixing device, the fixing device can be set into the hydrocolloid dressing which is adhered to the skin surface of the patient, the hydrocolloid dressing can be replaced for many times, and the service life of the grid body is prolonged. The fixing device can be set to be a sucker structure, so that replacement is avoided, and repeated use is facilitated.
5. The utility model positions the intersection point of each transverse positioning line and the longitudinal positioning line by a coordinate method, and has high positioning accuracy.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. A hip fracture grid positioning device, comprising: the grid body is a square frame body, the grid body is internally in square grid-shaped cross distribution formed by transverse positioning lines and longitudinal positioning lines, the grid body is made of flexible materials, a fixing device is arranged on the lower surface of the grid body and is in contact positioning with the skin of a human body, and a positioning mark is arranged on the upper surface of the grid body.
2. The hip fracture grid positioning device of claim 1, wherein: the grid body is visible through X-ray.
3. The hip fracture grid positioning device of claim 2, wherein: the grid body is made of medical flexible metal materials, and the grid body is matched with the fluctuation degree of the skin of a patient at a fixed position.
4. A hip fracture grid positioning device according to any of claims 1 to 3, wherein: the fixing device is hydrocolloid dressing, and the hydrocolloid dressing is arranged on the outer frame body of the grid body, the transverse positioning line and the longitudinal positioning line.
5. A hip fracture grid positioning device according to any of claims 1 to 3, wherein: the external dimension of the grid body is 300mm multiplied by 250 mm.
6. The hip fracture grid positioning device of claim 5, wherein: the width of the transverse positioning lines is 1mm, and the width of a transverse gap formed between every two adjacent transverse positioning lines is 10 mm.
7. The hip fracture grid positioning device of claim 6, wherein: the width of the longitudinal positioning lines is 1mm, the width of a longitudinal gap formed between every two adjacent longitudinal positioning lines is 10mm, and the size of a grid gap formed between each transverse positioning line and each longitudinal positioning line is 10mm multiplied by 10 mm.
8. A hip fracture grid positioning device according to any of claims 1 to 3 or 6 or 7, wherein: the positioning marks are coordinate marks, the coordinate marks are multiple, and the coordinate marks mark coordinates of intersection points of the transverse positioning lines and the longitudinal positioning lines.
9. A hip fracture grid positioning device according to any of claims 1 to 3 or 6 or 7, wherein: the fixing device is a plurality of suckers which are uniformly distributed on the lower surface of the grid body.
10. A hip fracture grid positioning device according to any of claims 1 to 3 or 6 or 7, wherein: the grid body comprises various sizes and specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121985420.1U CN215874985U (en) | 2021-08-23 | 2021-08-23 | Hip fracture grid positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121985420.1U CN215874985U (en) | 2021-08-23 | 2021-08-23 | Hip fracture grid positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215874985U true CN215874985U (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121985420.1U Active CN215874985U (en) | 2021-08-23 | 2021-08-23 | Hip fracture grid positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215874985U (en) |
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2021
- 2021-08-23 CN CN202121985420.1U patent/CN215874985U/en active Active
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