CN215937612U - Children's outer condyle fracture closed reduction temporary fixing device of humerus - Google Patents
Children's outer condyle fracture closed reduction temporary fixing device of humerus Download PDFInfo
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- CN215937612U CN215937612U CN202122478966.4U CN202122478966U CN215937612U CN 215937612 U CN215937612 U CN 215937612U CN 202122478966 U CN202122478966 U CN 202122478966U CN 215937612 U CN215937612 U CN 215937612U
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- fracture
- hollow sleeve
- children
- external
- closed reduction
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Abstract
The utility model relates to the medical auxiliary equipment industry, in particular to a temporary fixing device for closed reduction of external humeral condyle fracture of children, which comprises: an annular guide rail; the fixing frames are arranged outside the annular guide rail; can slide and lock on the annular guide rail and is connected with the external thread of the hollow sleeve through the internal thread; the utility model has the beneficial effects that the hollow sleeve is positioned outside the fixing clamp: the device can obtain a reliable near-end fracture block anchoring point by inserting the near-end anchoring needle into the skin under a closed condition, and can obtain a reliable far-end fracture block anchoring point by inserting the far-end anchoring needle into the skin through a special connecting rod, so that axial pressurization and anatomical reduction are realized, the fracture block is prevented from generating rotating moment, and the locking device ensures that the fixation has internal stability, so that the temporary fixation of the fracture is more reliable.
Description
Technical Field
The utility model relates to the medical auxiliary equipment industry, in particular to a temporary fixing device for closed reduction of external humeral condyle fracture of children.
Background
The fracture incidence rate of the humerus external condyle of the child is high, the humerus external condyle fracture is intra-articular fracture, belongs to child epiphysis injury, is unstable in fracture, and is prone to causing poor prognosis such as fracture nonunion, elbow joint eversion deformity, joint mismatching and delayed ulnar nerve paralysis due to improper treatment, so the fracture operation probability is high, the traditional treatment mode is incision reduction internal fixation, and the realization of closed reduction internal fixation is the inevitable requirement of minimally invasive precise medical concept practice.
At present, the orthopedics point type reduction forceps or the tissue forceps are used for temporarily fixing fracture under the condition of incision reduction, the anchoring of fracture is only controlled by the aid of the lips, the soft tissue with swollen elbows under the closed condition prevents the lips from controlling the fracture block, the fracture block can not be accurately controlled by the aid of the fracture block, accurate reduction of fracture can not be achieved, firmness and fixation can be achieved, even fracture displacement can be caused by blind control, blood vessels, nerve injury and the like, the shortage of special instruments is a key place for difficultly achieving closed reduction internal fixation of fracture of external humeral condyle of children, and therefore, in order to solve the problem, the temporary fixing device for closed reduction of external humeral condyle of children is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a temporary fixing device for closed reduction of external humeral condyle fracture of a child, which solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a children's outer condyle fracture closed reduction temporary fixing device, children's outer condyle fracture closed reduction temporary fixing device includes:
an annular guide rail;
the fixing frames are arranged outside the annular guide rail; can slide and lock on the annular guide rail and is connected with the external thread of the hollow sleeve through the internal thread;
a hollow sleeve located outside the retaining clip; the hollow sleeve is fixed through a fixing clamp perpendicular to the annular guide rail and points to the circle center of the ring, after the fixing needle fixes the proximal bone block, the fixing needle is sleeved in any sleeve and assembled into a system, and the distal sleeve can guide the inner fixing needle to penetrate out of a point.
Compared with the prior art, the utility model has the beneficial effects that: the device can obtain a reliable near-end fracture block anchoring point by inserting the near-end anchoring needle into the skin under a closed condition, and can obtain a reliable far-end fracture block anchoring point by inserting the far-end anchoring needle into the skin through a special connecting rod, so that axial pressurization and anatomical reduction are realized, the fracture block is prevented from generating rotating moment, and the locking device ensures that the fixation has internal stability, so that the temporary fixation of the fracture is more reliable.
Drawings
Fig. 1 is a structural schematic diagram of a temporary fixing device for closed reduction of external humeral condyle fracture of a child.
Fig. 2 is a schematic view of a fixing structure of a humerus in the temporary fixing device for closed reduction of external humeral condyle fracture of a child.
In the figure: 1-annular guide rail, 2-fixing clamp and 3-hollow sleeve.
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.
The existing orthopedics point type reduction forceps or tissue forceps have a certain effect on reduction and fixation of fractures at the superficial part of soft tissues under direct vision, the effect premise is to effectively hold a fracture block, the fracture is reduced and temporarily fixed under the effect of the forceps jaws, when the position of the holding point is not good, the acting force line is not perpendicular to the fracture line/plane, the fracture is displaced and unstable, the weld part of the fracture is short, the fracture block cannot be effectively held through skin under the condition of swelling of soft tissues of elbows, the relation between the acting force line and the fracture line/plane cannot be accurately evaluated under the closed condition, the fracture block is elastically fixed, the acting track is an arc, the internal stability is lacked, and the fracture displacement, blood vessels, nerve injuries and the like can be caused by blind holding.
In order to solve the above problems, the present application provides a temporary fixation device for closed reduction of external humeral condyle fracture, which in one embodiment of the present invention comprises: an annular guide rail 1; at least two fixing clamps 2, wherein the fixing clamps 2 are arranged outside the annular guide rail; a hollow sleeve 3 located outside the retaining clip.
In one embodiment of the utility model:
the hollow sleeve 3 is fixed perpendicular to the ring rail 1 by means of a fixing clip 2.
In one embodiment of the utility model:
the fixing clip 2 can be locked slidably on the ring rail 1.
In one embodiment of the utility model:
the hollow sleeve 3 is 7cm in length, 3mm in outer diameter, 1.6mm in inner diameter, and tapered at one end.
In one embodiment of the utility model:
the hollow sleeve 3 is in threaded connection with the fixing clamp 2, internal threads are arranged inside the fixing clamp 2, and external threads are arranged outside the hollow sleeve 3.
In one embodiment of the utility model:
the length of the conical end of the hollow sleeve 3 is 3cm, the length of the middle section of the hollow sleeve is 3cm, threads are arranged on the outer portion of the hollow sleeve, and the length of the tail end of the hollow sleeve is 1 cm.
In one embodiment of the utility model:
the outer part of the conical end of the hollow sleeve 3 is a smooth surface.
In one embodiment of the utility model:
the section of the annular guide rail 1 is trapezoidal.
In one embodiment of the utility model:
the annular guide rail 1 is 1/3 rings or 1/2 rings, and the radius of the rings is 5 cm.
In one embodiment of the utility model:
a locking stylet buckle is arranged inside the hollow sleeve 3.
In conclusion, the device can obtain a reliable near-end fracture block anchoring point by inserting the near-end anchoring needle into the skin under the closed condition, and obtain a reliable far-end fracture block anchoring point by inserting the far-end anchoring needle into the skin through a special connecting rod, and realize axial pressurization and anatomical reduction, thereby avoiding the fracture block from generating rotating moment, and the locking device ensures that the fixation has internal stability, so that the temporary fracture fixation is more reliable.
The working principle of the utility model is as follows: the hollow sleeve 3, the annular guide rail 1 and the fixing clamp 2 are connected to form an external fixing system, the position of one hollow sleeve is fixed, the center of a circle is generally the center of the circle, the 2.3 rd pointing position of the sleeve can be determined, the section of the annular guide rail 1 is trapezoidal, the matching fixing clamp slides on the annular guide rail and is locked, the sleeve is fixed on the plane of the annular guide rail 1 through the fixing clamp 2 and perpendicular to the ring, axial movement is achieved through threads, and the sleeve can contain a Kirschner wire and can lock the Kirschner wire.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a children's outer condyle of humerus fracture closed reduction temporary fixation device which characterized in that children's outer condyle of humerus fracture closed reduction temporary fixation device includes:
an annular guide rail;
at least two fixing clips, wherein the fixing clips are arranged outside the annular guide rail;
a hollow sleeve located outside the retaining clip.
2. The provisional fixation device for closed reduction of external humeral condyle fracture of children according to claim 1, wherein the hollow sleeve is fixed perpendicular to the annular guide rail by a fixing clip.
3. The children's external humeral condyle fracture closed reduction temporary fixation device of claim 1, wherein the fixation clamp can be slidably locked on an annular guide rail.
4. The temporary child humeral external condyle fracture closed reduction fixation device according to claim 1, wherein the hollow sleeve has a length of 7cm, an outer diameter of 3mm, an inner diameter of 1.6mm, and a taper at one end.
5. The provisional fixation device for closed reduction of external humeral condyle fracture of children according to claim 1, wherein the hollow sleeve is screwed with a fixing clip, an internal thread is provided inside the fixing clip, and an external thread is provided outside the hollow sleeve.
6. The temporary children's external humeral condyle fracture closed reduction fixation device according to claim 1, wherein the hollow sleeve has a tapered end length of 3cm, a middle section length of 3cm, an external thread, and a tail end length of 1 cm.
7. The temporary child external humeral condyle fracture closure reduction fixation device of claim 1, wherein the tapered end of the hollow sleeve is externally smooth.
8. The temporary child humeral lateral condyle fracture closure reduction fixation device of claim 1, wherein the annular rail is trapezoidal in cross-section.
9. The provisional fixation assembly for closed reduction of children's external humeral condyle fracture according to claim 1, wherein said annular guide is one of 1/3 ring or 1/2 ring with a ring radius of 5 cm.
10. The device for temporarily fixing the closed reduction of the humeral external condyle fracture of the child as claimed in claim 1, wherein a locking stylet snap is provided inside the hollow sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122478966.4U CN215937612U (en) | 2021-10-15 | 2021-10-15 | Children's outer condyle fracture closed reduction temporary fixing device of humerus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122478966.4U CN215937612U (en) | 2021-10-15 | 2021-10-15 | Children's outer condyle fracture closed reduction temporary fixing device of humerus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215937612U true CN215937612U (en) | 2022-03-04 |
Family
ID=80414195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122478966.4U Active CN215937612U (en) | 2021-10-15 | 2021-10-15 | Children's outer condyle fracture closed reduction temporary fixing device of humerus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215937612U (en) |
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2021
- 2021-10-15 CN CN202122478966.4U patent/CN215937612U/en active Active
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