CN221205829U - Phalangeal fracture reduction, fixation and positioning support - Google Patents
Phalangeal fracture reduction, fixation and positioning support Download PDFInfo
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- CN221205829U CN221205829U CN202420191188.1U CN202420191188U CN221205829U CN 221205829 U CN221205829 U CN 221205829U CN 202420191188 U CN202420191188 U CN 202420191188U CN 221205829 U CN221205829 U CN 221205829U
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- positioning
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- guide
- fracture reduction
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- 230000000694 effects Effects 0.000 abstract description 11
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 208000014674 injury Diseases 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model discloses a phalangeal fracture reduction, fixing and positioning bracket, which is characterized in that a fixing ring is sleeved at the position of a patient's finger part, which is close to the palm part, in an annular structure, and one end surface of the fixing ring is provided with an accommodating groove with an annular opening; the positioning piece is in a three-fork structure, the middle part of the positioning piece is detachably connected with the Kirschner wire, and the two side parts of the positioning piece are respectively detachably provided with corresponding guide rods; one end of the guide rod, which is far away from the positioning piece, is embedded into the accommodating groove to be fixedly connected, and a plurality of second threaded holes are formed in the side wall of the guide rod along the axial direction of the guide rod; the positioning effect of the finger part can be achieved through the setting of the positioning piece, positioning is achieved through the center Kirschner wire penetrating the finger part, then a control position can be formed for the contraposition phalanx and the reset phalanx through the setting of the guide rod, and the other end of the guide rod can be provided with the effects of fixing position and center positioning through the setting of the fixing ring.
Description
Technical Field
The utility model relates to the technical field of phalangeal fracture reduction auxiliary devices, in particular to a phalangeal fracture reduction, fixation and positioning bracket.
Background
The internal fixation of the closed reduction Kirschner wire for phalangeal fracture is a common operation trauma operation for hand and foot surgery, and has the characteristics of low equipment requirement, simplicity, convenience, minimally invasive performance and the like; the ideal state of 'one step in place' is difficult to achieve, particularly for beginners, which is simple but not simple; however, clinically "one step in place" is required; if the patient is not in place in one step, the Kirschner wire is repeatedly punctured for a plurality of times, so that the treatment effect is poor, and the defects of secondary injury, long operation time and the like are overcome; the core problem and the difficulty are that the Kirschner wire is directly penetrated by the fracture reduction fixation by bare hands in the operation, and the uncertainty of reduction, fixation and positioning exists; there is a need for a device that achieves the programmed reduction, fixation, and positioning of phalangeal fractures, removing the uncertainty therein.
Disclosure of utility model
The utility model aims to provide a phalangeal fracture reduction, fixation and positioning bracket, which is a bracket capable of realizing phalangeal fixation, positioning and reduction in phalangeal fracture operation.
The technical aim of the utility model is realized by the following technical scheme: a phalangeal fracture reduction, fixation and positioning bracket comprises a fixing ring, a positioning piece and a guide rod.
The fixing ring is sleeved at the position, close to the palm, of the finger part of the patient in an annular structure, and one end face of the fixing ring is provided with an accommodating groove with an annular opening.
The locating piece is in a three-fork structure, the middle part of the locating piece is detachably connected with the Kirschner wire, and two side parts of the locating piece are respectively detachably provided with corresponding guide rods.
One end of the guide rod, which is far away from the positioning piece, is embedded into the accommodating groove for fixedly connecting, and a plurality of second threaded holes are formed in the side wall of the guide rod along the axial direction of the guide rod.
The positioning effect of the finger part can be achieved through the setting of the positioning piece, positioning is achieved through the center Kirschner wire penetrating the finger part, then a control position can be formed for the contraposition phalanx and the reset phalanx through the setting of the guide rod, and the other end of the guide rod can be provided with the effects of fixing position and center positioning through the setting of the fixing ring.
The utility model is further provided with: the fixing ring comprises two semicircular fixing units, and the two semicircular fixing units are matched with each other to form a circular ring.
The fixing ring can be removed in advance through the arrangement of the two semicircular structures, and then the locating piece is removed, and finally the guide rod is removed, because the Kirschner wire is arranged in the guide rod, the fixing ring cannot rotate around the circumference of the finger part when the fixing ring is removed, and the locating piece needs to be removed in a rotating mode, so that the fixing ring is divided into two semicircular fixing units in order to meet the convenience of the removing mode.
The utility model is further provided with: a plurality of first threaded holes are formed in the circumferential direction of the fixing ring in a circumferential array mode, and the first threaded holes are located on the outer wall of the fixing ring and are communicated with the accommodating groove.
The screw holes are arranged to ensure that the fixed connection between the fixed ring and the guide rod realizes the fixation of the guide rod through the extrusion force after the fixed bolt is connected with the first screw holes.
The utility model is further provided with: the locating piece comprises a semicircular arc-shaped connecting part, a locating rod arranged in the middle of the inner cambered surface of the connecting part, sinking parts arranged on two end surfaces of the connecting part and wing parts arranged on the sinking parts and far away from the end surfaces of the connecting part.
The locating rod is used for achieving the centering effect by being in threaded connection with the pre-centering Kirschner wire.
The utility model is further provided with: the guide rod is of a hollow rod structure, and the wing parts can be inserted into the guide rod to be detachably connected.
The wing part is inserted into the guide rod to fix the wing part and the guide rod, and the wing part can be fixed through a second threaded hole arranged on the guide rod.
The utility model is further provided with: the guide rod comprises two guide units which are detachably connected with each other, the guide units are of a strip-shaped sheet structure, and the two guide units are mutually buckled to form a hollow rod-shaped structure.
The guide unit which is detachably connected can realize convenience in disassembly and installation, and can be adjusted according to different use conditions.
The utility model is further provided with: the second threaded holes are arranged in a linear array along the axial direction of the guide units, and the two guide units are combined into the second threaded holes on the two guide units after the guide rods are in one-to-one correspondence to form through holes.
The through holes are formed in a one-to-one correspondence manner, so that a penetrating space can be provided for the fine-tuning Kirschner wire, and more supporting positions can be further realized.
In summary, the utility model has the following beneficial effects: the positioning effect of the finger part can be achieved through the setting of the positioning piece, positioning is achieved through the center Kirschner wire penetrating the finger part, then a control position can be formed for the contraposition phalanx and the reset phalanx through the setting of the guide rod, and the other end of the guide rod can be provided with the effects of fixing position and center positioning through the setting of the fixing ring.
Drawings
FIG. 1 is a perspective view of the present device in an embodiment of the present utility model;
FIG. 2 is a perspective view of another view of the device according to an embodiment of the present utility model;
FIG. 3 is a perspective view of a retaining ring in an embodiment of the utility model;
FIG. 4 is a perspective view of a positioning member according to an embodiment of the present utility model;
fig. 5 is a perspective view of a guide unit in an embodiment of the present utility model.
In the figure:
1. A positioning piece; 11. a connection part; 12. a sinking part; 13. a wing portion; 14. a positioning rod;
2. a guide rod; 21. a second threaded hole;
3. a fixing ring; 31. a first threaded hole; 32. an accommodating groove.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that if the terms "first," "second," and the like are referred to in the description of the present utility model and the claims and the above figures, they are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, if the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Further, in the present utility model, the terms "mounted," "configured," "provided," "connected," "sleeved," and the like are to be construed broadly if they relate to. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
The utility model is described in further detail below with reference to fig. 1-5.
Examples
The internal fixation of the closed reduction Kirschner wire for phalangeal fracture is a common operation trauma operation in my department, and has the characteristics of low equipment requirement, simplicity, convenience, minimally invasive performance and the like; the ideal state of 'one step in place' is difficult to achieve, particularly for beginners, which is simple but not simple; however, clinically "one step in place" is required; if the patient does not go in place, the Kirschner wire is repeatedly punctured for a plurality of times, so that the treatment effect is poor, and the defects of secondary injury, long operation time and the like are overcome.
The core problem and the difficulty lie in that the Kirschner wire is directly penetrated by the fixed fracture by bare hands in the operation, and the uncertainty of reduction, fixation and positioning exists, so that a device is needed to realize the programming of the reduction, fixation and positioning of the phalangeal fracture, and the uncertainty is removed.
As shown in fig. 1, 2, 3, 4 and 5, the phalangeal fracture reduction, fixation and positioning bracket comprises a fixing ring 3, a positioning piece 1 and a guide rod 2.
The fixing ring 3 is sleeved at the position of the finger part of the patient close to the palm part in an annular structure, and one end surface of the fixing ring 3 is provided with an accommodating groove 32 with an annular opening.
The locating piece 1 is in a three-fork structure, the middle part of the locating piece 1 is detachably connected with the Kirschner wire, and two side parts of the locating piece 1 are respectively detachably provided with a corresponding guide rod 2.
One end of the guide rod 2 far away from the positioning piece 1 is embedded into the accommodating groove 32 for fixedly connecting, and a plurality of second threaded holes 21 are formed in the side wall of the guide rod 2 along the axial direction of the guide rod.
The positioning effect of the finger part can be achieved through the setting of the positioning piece 1, positioning is achieved through the center Kirschner wire penetrating the finger part, then a control position can be formed for the contraposition phalanx and the reset phalanx through the setting of the guide rod 2, and the other end of the guide rod 2 can be provided with the effects of fixing position and center positioning through the setting of the fixing ring 3.
The fixing ring 3 comprises two semicircular fixing units which are matched with each other to form a circular ring; the fixing ring 3 can be removed in advance through the arrangement of the two semicircular structures, the locating piece 1 is removed in advance when the fixing ring is removed in the later period, and finally the guide rod 2 is removed, because the Kirschner wire is arranged in the guide rod 2, circumferential rotation around the finger part cannot be carried out when the fixing ring is removed, and the locating piece 1 needs to be removed in a rotating mode, so that the fixing ring 3 is divided into two semicircular fixing units in order to meet the convenience of a removing mode.
The utility model is further provided with: a plurality of first threaded holes 31 are arranged in a circumferential array along the circumference of the fixed ring 3, and the first threaded holes 31 are positioned on the outer wall of the fixed ring 3 and are communicated with the accommodating groove 32.
The screw holes are arranged to ensure that the fixed connection between the fixing ring 3 and the guide rod 2 is realized by the extrusion force of the fixing bolt connected with the first screw holes 31.
The positioning piece comprises a semicircular arc-shaped connecting part 11, a positioning rod 14 arranged in the middle of the inner cambered surface of the connecting part 11, sinking parts 12 arranged on two end surfaces of the connecting part 11 and wing parts 13 arranged on the end surfaces of the sinking parts 12 far away from the connecting part 11; the function of the positioning rod 14 is to achieve centering by screwing with a pre-centering k-wire.
The guide rod 2 is of a hollow rod structure, and the wing part 13 can be inserted into the guide rod 2 to be detachably connected; the fixation between the wing 13 and the guide bar 2 is achieved by inserting the wing 13 into the guide bar 2, and the fixation of the wing 13 can be performed through a second screw hole 21 provided on the guide bar 2.
The guide rod 2 comprises two guide units which are detachably connected with each other, the guide units are of a strip-shaped sheet structure, and the two guide units are mutually buckled to form a hollow rod-shaped structure; the guide unit which is detachably connected can realize convenience in disassembly and installation, and can be adjusted according to different use conditions.
The second threaded holes 21 are arranged in a linear array along the axial direction of the guide units, and the second threaded holes 21 on the two guide units are correspondingly formed into through holes after the two guide units are combined into the guide rod 2; the through holes are formed in a one-to-one correspondence manner, so that a penetrating space can be provided for the fine-tuning Kirschner wire, and more supporting positions can be further realized.
In the embodiment, the positioning rod is provided with one end which is far away from the finger part and is in threaded connection with the positioning Kirschner wire.
Working principle: firstly, a positioning Kirschner wire penetrates along the axial direction of a broken finger for positioning, a guide rod 2 is fixed on a positioning piece 1 after the positioning Kirschner wire is in threaded connection with a positioning rod, a fixing ring 3 is assembled, then the fixing ring 3 and one end of the guide rod 2, which is far away from the positioning piece 1, are fixed, and finally, an adjusting Kirschner wire penetrates from a second threaded hole 21 on the guide rod 2 and then is aligned through the adjusting Kirschner wire.
It should be noted that all of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except mutually exclusive features and/or steps.
In addition, the foregoing detailed description is exemplary, and those skilled in the art, having the benefit of this disclosure, may devise various arrangements that, although not explicitly described herein, are within the scope of the present disclosure. It should be understood by those skilled in the art that the present description and drawings are illustrative and not limiting to the claims. The scope of the utility model is defined by the claims and their equivalents.
Claims (7)
1. A phalangeal fracture reduction, fixation, positioning bracket, comprising:
A fixed ring (3) which is sleeved at the position of the finger part of the patient close to the palm part in an annular structure, wherein one end surface of the fixed ring (3) is provided with an accommodating groove (32) with an annular opening;
The positioning piece (1) is in a three-fork structure, the middle part of the positioning piece (1) is detachably connected with the Kirschner wire, and the two side parts of the positioning piece (1) are respectively detachably provided with corresponding guide rods (2);
One end of the guide rod (2), which is far away from the positioning piece (1), is embedded into the accommodating groove (32) for being fixedly connected, and a plurality of second threaded holes (21) are formed in the side wall of the guide rod (2) along the axial direction of the guide rod.
2. A phalangeal fracture reduction, fixation, positioning bracket according to claim 1, characterized in that: the fixing ring (3) comprises two semicircular fixing units, and the two semicircular fixing units are matched with each other to form a circular ring.
3. A phalangeal fracture reduction, fixation, positioning bracket according to claim 2, characterized in that: a plurality of first threaded holes (31) are formed in the circumferential direction of the fixed ring (3) in a circumferential array, and the first threaded holes (31) are formed in the outer wall of the fixed ring (3) and are communicated with the accommodating grooves (32).
4. A phalangeal fracture reduction, fixation, positioning bracket according to claim 1, characterized in that: the locating piece comprises a semicircular arc-shaped connecting part (11), a locating rod (14) arranged in the middle of the inner cambered surface of the connecting part (11), sinking parts (12) arranged on two end faces of the connecting part (11) and wing parts (13) arranged on the sinking parts (12) and far away from the end faces of the connecting part (11).
5. The phalangeal fracture reduction, fixation, positioning bracket of claim 4, wherein: the guide rod (2) is of a hollow rod structure, and the wing parts (13) can be inserted into the guide rod (2) to be detachably connected.
6. A phalangeal fracture reduction, fixation, positioning bracket according to any of claims 1-5, characterized in that: the guide rod (2) comprises two guide units which are detachably connected with each other, the guide units are of a strip-shaped sheet structure, and the two guide units are mutually buckled to form a hollow rod-shaped structure.
7. The phalangeal fracture reduction, fixation, positioning bracket of claim 6, wherein: the second threaded holes (21) are linearly arranged in an array along the axial direction of the guide units, and the two guide units are combined into the second threaded holes (21) on the two guide units after the guide rod (2) are in one-to-one correspondence to form through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420191188.1U CN221205829U (en) | 2024-01-25 | 2024-01-25 | Phalangeal fracture reduction, fixation and positioning support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420191188.1U CN221205829U (en) | 2024-01-25 | 2024-01-25 | Phalangeal fracture reduction, fixation and positioning support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221205829U true CN221205829U (en) | 2024-06-25 |
Family
ID=91546244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420191188.1U Active CN221205829U (en) | 2024-01-25 | 2024-01-25 | Phalangeal fracture reduction, fixation and positioning support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221205829U (en) |
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2024
- 2024-01-25 CN CN202420191188.1U patent/CN221205829U/en active Active
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| GR01 | Patent grant |