Steel wire threading guide device for orthopedics department
By designing an orthopedic wire threading guide device, utilizing a spiral curve channel and a real-time feedback system, the operational difficulty and safety issues of wire threading in traditional orthopedic surgery have been solved, achieving an efficient and safe wire threading process.
Patent Information
- Application Number
- CN202422878553.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-25
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2034-11-25
AI Technical Summary
Traditional orthopedic surgery involves difficult wire insertion, which can easily lead to inaccurate path, increase operation time and risk, and lack a real-time feedback mechanism, potentially damaging surrounding tissues.
Design an orthopedic wire guide device comprising a spiral curved wire channel, a polytetrafluoroethylene coated wire channel, a multi-segment telescopic main rod, indicator lights, and sensing sensors to provide real-time operation guidance and stable guidance.
It improves the accuracy and efficiency of threading, reduces friction, decreases surgical time and the risk of tissue damage, and enhances the precision and safety of the surgery.
Smart Images
Figure CN223731475U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to medical instrument technical field, especially, a kind of orthopedics wire threading guiding device. BACKGROUND
[0002] In orthopedic surgery, especially in fracture repair, joint reconstruction and other surgeries, wire threading technology is often used to fix the position of the skeleton or assist implants. The traditional method usually relies on the experience and hand feeling of the doctor, and the wire is manually threaded through the bone or other tissues. However, this method has certain limitations and risks, mainly including:
[0003] Due to the space limitation of the surgical area, especially when operating in deep or narrow space, manual wire threading is difficult to operate, which can lead to inaccurate wire puncture path; manual wire threading requires the doctor to spend a long time to try and adjust, which not only increases the operation time, but also may increase the risk of intraoperative bleeding and infection of the patient; during manual operation, the wire may accidentally damage the surrounding important tissues such as nerves and blood vessels, increasing the risk of surgery; the traditional method lacks effective real-time feedback mechanism, and the doctor is difficult to know the wire threading progress and position in time, which affects the accuracy of the operation.
[0004] Therefore, we provide an orthopedic wire threading guiding device to solve the above problems. UTILITY MODEL CONTENTS
[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:
[0006] The utility model is an orthopedic wire threading guiding device, which comprises a guide rod, the guide rod comprises a telescopic main rod, a handle provided at one end of the telescopic main rod, a guide head provided at the other end of the telescopic main rod, a wire channel provided in the guide head, and a wire channel provided in the telescopic main rod.
[0007] The wire channel is a spiral curve channel, and the wire channel extends from the front end to the rear end of the guide head and is in communication with the wire channel in the telescopic main rod, and the inner wall of the wire channel is coated with a polytetrafluoroethylene coating.
[0008] The utility model is further provided with anti-slip lines on the handle, and a holding area is recessed on the side of the handle.
[0009] The utility model is further provided with an indicator light on the handle, and a microcircuit board and a battery are integrated in the handle, the microcircuit board and the battery are connected with the indicator light through internal wires, and an induction sensor is provided on the outside of the telescopic main rod.
[0010] The utility model further sets up, the end of guiding head all is sharp shape, and the middle part protruding of guiding head is treated with rounding, the inner end of guiding head is sleeved in telescopic main rod front end outside, and the middle part of guiding head is connected with telescopic main rod front end between thread locking piece.
[0011] The utility model further sets up, the outer part of guiding head is equipped with protective sleeve, the opening of opening of protective sleeve end is equipped with the opening that cooperates with steel wire channel.
[0012] The utility model further sets up, telescopic main rod is composed of a plurality of rod members, and the end of adjacent rod member is fixed by elastic fastener locking.
[0013] The utility model has the following beneficial effects:
[0014] 1, the utility model discloses a steel wire channel of spiral curve channel, makes steel wire in the process of passing through can reduce the contact area with the channel wall, further reduces friction, ensures that steel wire passes more smoothly, by coating polytetrafluoroethylene (PTFE) coating in the inner wall of wire channel, can further reduce the friction resistance of steel wire in wire channel, improves the efficiency of threading, protects steel wire from being damaged simultaneously.
[0015] 2, the utility model discloses telescopic main rod of using multistage rod member composition, and utilize the function of length adjustment and locking of elastic fastener, satisfies the demand under different operation scene, improves the flexibility and adaptability of device.
[0016] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. DRAWINGS
[0017] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.
[0018] Fig. 1 It is the whole structure front view schematic drawing of the utility model.
[0019] Fig. 2 It is the cross section schematic diagram of the guiding head in the utility model.
[0020] Fig. 3 It is the telescopic main rod structure schematic diagram in the utility model.
[0021] In the drawings, the component list represented by each sign is as follows:
[0022] 100, guide rod; 101, telescopic main rod; 102, handle; 103, guide head; 104, steel wire channel; 105, wire channel; 106, indicator light; 107, inductive sensor; 108, threaded locking piece; 109, protective sleeve; 110, elastic fastener. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0024] EMBODIMENT
[0025] Please refer to Figs. 1-3 The utility model discloses an orthopedic steel wire guiding device, which comprises a guide rod 100, the guide rod 100 comprises a telescopic main rod 101, a handle 102 arranged at one end of the telescopic main rod 101, a guide head 103 arranged at the other end of the telescopic main rod 101, a steel wire channel 104 arranged in the guide head 103 and a wire channel 105 arranged in the telescopic main rod 101.
[0026] The steel wire channel 104 is a spiral curve channel, and the steel wire channel 104 extends from the front end to the rear end of the guide head 103 and is communicated with the wire channel 105 in the telescopic main rod 101, the inner wall of the wire channel 105 is coated with a polytetrafluoroethylene coating, the wire channel 105 is used for guiding the steel wire to pass through, the inner wall of the wire channel 105 is coated with a polytetrafluoroethylene (PTFE) coating, the material has very low friction coefficient, can significantly reduce the friction of the steel wire in the channel, makes the threading process more smooth, the steel wire channel 104 can reduce the friction of the steel wire in the threading process, simultaneously increases the stability of the steel wire, ensures that the steel wire reaches the target position along the predetermined path accurately.
[0027] Specifically, the handle 102 is equipped with an indicator light 106, and a microcircuit board and a battery are integrated in the handle 102, the microcircuit board and the battery are connected with the indicator light 106 through internal wires, and an inductive sensor 107 is arranged outside the telescopic main rod 101, the inductive sensor 107 arranged outside the telescopic main rod 101 can detect the insertion length of the telescopic main rod 101, the sensor sends a signal to the microcircuit board, thereby controlling the change of the indicator light 106, the indicator light 106 can display different colors or flashing frequencies according to the feedback of the sensor, and real-time operation guidance information is provided.
[0028] The end of the guide head 103 is sharp, and the middle of the guide head 103 is rounded. The inner end of the guide head 103 is sleeved on the outer end of the telescopic main rod 101, and a threaded locking piece 108 is connected between the middle of the guide head 103 and the outer end of the telescopic main rod 101. The outer end of the guide head 103 is sleeved with a protective sleeve 109, and the end of the protective sleeve 109 is provided with an opening matched with the steel wire channel 104. The end of the guide head 103 is designed to be sharp, which is convenient for inserting into the human body tissue. The middle of the guide head 103 is rounded, which reduces the risk of damage to the surrounding tissue. The protective sleeve 109 can also prevent unnecessary damage to the surrounding tissue during use. The threaded locking piece 108 can ensure the firm connection between the guide head 103 and the telescopic main rod 101.
[0029] Further, the telescopic main rod 101 is composed of a plurality of rod members, and the ends of adjacent rod members are locked and fixed by elastic buckles 110. The telescopic main rod 101 is composed of a plurality of rod members, and each rod member is connected by an elastic buckle 110. The elastic buckle 110 has a locking function, which can ensure that each rod member remains stable after adjusting the length.
[0030] The handle 102 is provided with anti-skid lines, and the handle 102 is provided with a holding area on the side. The handle 102 is provided with anti-skid lines, which increases the friction during operation and prevents slipping. The handle 102 is provided with a holding area on the side, which conforms to the ergonomic design and makes the doctor more comfortable during long-time operation.
[0031] The specific use steps of the orthopedic steel wire guiding device are as follows:
[0032] I. According to the specific needs of the operation site, adjust the telescopic main rod 101 to the appropriate length, and lock it with the elastic buckle 110.
[0033] II. The guide head 103 is sleeved on the outer end of the telescopic main rod 101, the connection between the two is ensured to be tight, and the protective sleeve 109 is sleeved on the outer end of the guide head 103, the opening at the end of the protective sleeve 109 is aligned with the steel wire channel 104;
[0034] III. Under the assistance of imaging equipment (such as X-ray or CT), slowly insert the guide head 103 into the predetermined position. During the operation, the indicator light 106 on the handle 102 will display different colors or flashing frequencies according to the feedback of the inductive sensor 107, providing real-time operation guidance.
[0035] Four, when the guide head 103 reaches the target position, the steel wire is smoothly passed through the human tissue along the spiral curve channel, the handle 102 should be kept stable during operation, and the shaking effect of the wire passing is avoided, after the steel wire successfully passes through, the guide device is gently pulled out, and attention is paid to keep the position of the steel wire unchanged, so as to avoid accidental falling.
[0036] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details, and the utility model is not limited to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.
Claims
1. An orthopedic wire threading guide device, comprising a guide rod (100), characterized in that: the guide rod (100) comprises a telescopic main rod (101), a handle (102) arranged at one end of the telescopic main rod (101), a guide head (103) arranged at the other end of the telescopic main rod (101), a wire channel (104) arranged inside the guide head (103), and a guide wire channel (105) arranged inside the telescopic main rod (101); the wire channel (104) is a spiral curve channel, and the wire channel (104) extends from the front end to the rear end of the guide head (103) and communicates with the guide wire channel (105) inside the telescopic main rod (101), and the inner wall of the guide wire channel (105) is coated with a polytetrafluoroethylene coating.
2. The wire guide for orthopedic surgery according to claim 1, wherein The handle (102) is provided with anti-skid lines, and the handle (102) is recessed on the side to provide a holding area.
3. The wire guide for orthopedic surgery according to claim 1, wherein The handle (102) is equipped with an indicator light (106), and the handle (102) is integrated with a micro circuit board and a battery inside, the micro circuit board and the battery are connected with the indicator light (106) through internal wires, and an induction sensor (107) is arranged outside the telescopic main rod (101).
4. The wire guide of claim 1, wherein: The end of the guide head (103) is sharp, and the middle of the guide head (103) is rounded, the inner end of the guide head (103) is sleeved outside the front end of the telescopic main rod (101), and a threaded locking piece (108) is connected between the middle of the guide head (103) and the front end of the telescopic main rod (101).
5. The wire guide of claim 1, wherein: The guide head (103) is sleeved with a protective sleeve (109), and the protective sleeve (109) is provided with an opening at the end which matches the wire channel (104).
6. The wire guide for orthopedic surgery according to claim 1, wherein The telescopic main rod (101) is composed of a plurality of rod members, and the adjacent rod members are locked and fixed by elastic buckles (110).