CN203662891U - Frame type pressurizing multipurpose guiding device - Google Patents
Frame type pressurizing multipurpose guiding device Download PDFInfo
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- CN203662891U CN203662891U CN201420028752.4U CN201420028752U CN203662891U CN 203662891 U CN203662891 U CN 203662891U CN 201420028752 U CN201420028752 U CN 201420028752U CN 203662891 U CN203662891 U CN 203662891U
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- guiding
- guide cylinder
- guider
- bone
- localizer
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Abstract
The utility model discloses a frame type pressurizing multipurpose guiding device which is characterized by being composed of a main frame (1) and a guiding cylinder (2). A positioning device (3) is arranged at one end of the main frame (1), the tail end of the positioning device (3) is provided with a triangular three-foot point (4), a nut (5) is arranged at the other end of the main frame (1), outer threads (6) of the guiding cylinder (2) are matched with the nut (5), a guiding hole (7) is formed in the guiding cylinder (2), and an inner hexagon groove (9) is formed in the tail of the guiding cylinder (2). The frame type pressurizing multipurpose guiding device has the advantages that according to human anatomy knowledge, most fractures of irregular bones, particularly the fractures of the carpal scaphoid bone, the heel bone, the ankle bone and the like, of the human body are multiple fractures, when the guiding cylinder is used for inner fixing, a guiding needle can be accurately placed at a time so that the problem that due to the fact that man-made bone rarefaction is caused by repeatedly-placing the guiding needle, stable fixing of screws is not facilitated can be solved. According to the frame type pressurizing multipurpose guiding device, the design brings convenience to fracture pressurizing, and when the fractured carpal scaphoid bone is separated, shifted, closed and reset, the frame type pressurizing multipurpose guiding device can bring convenience to pressurizing so that the fractured carpal scaphoid bone can be healed as early as possible; meanwhile, the frame type pressurizing multipurpose guiding device is suitable for placement of the guiding needle of the guiding cylinder during multiple irregular bone fractures of the human body.
Description
Technical field
This utility model relates to medical instruments field, and it is to be applied to clinical medicine orthopaedics irregular bone fracture closure, reset, the special equipment of guide cylinder internal fixation operation specifically.The closed reduction that is used for fracturing is pressurization also, inserts smoothly guide cylinder and guide pin, thereby facilitate the reduction of the fracture, pressurization, guide cylinder guide pin to be inserted to the position of anticipation by expection requirement.
Background technology
Wicresoft's synthetism internal fixation operation becomes fashion trend already.In international, fix to learn and organize (AO tissue) to apply through the research of many decades in the early stage fractures principle proposing of establishment, now substituted by BO (biological osteosynthesis) theory.The core of BO is to utilize rational resetting technique, does not appear as far as possible fracture end, to protect the blood supply of fracture site, and fracture is carried out to stable interior fixing, but not strong interior fixing.Thereby for union of fracture provides good biological environment.Especially the fracture of irregular bone, interior fixing more requires Wicresoft as much as possible, and because its articular surface is many, flesh and blood supplies to be easily cut open damage while reset, fixes the first-selection that will become irregular bone fractures in closed reduction guide cylinder.As fracture of scaphoid bone of wrist, calcaneus fracture, fracture of talus etc. all require to fix in Wicresoft, to reduce the probability of bone does not connect, osteonecrosis etc.Fixedly need precise guidance in closed reduction guide cylinder, so that screw reaches desired location while inserting, and stable fixing.In guide cylinder, fix the main blind guide pin of inserting that relies on both at home and abroad at present, often inserting of guide pin need to repetitiously under C arm machine perspective be inserted, locate.While repeatedly inserting, easily cause artificial osteoporosis, be unfavorable for the fixing of guide cylinder, thereby affect the fastness of internal fixation screw.And the design of this guider is mainly inserting and facilitate smoothly of guide cylinder guide pin.
Utility model content
The object of this utility model guider design is in order to overcome shortcomings and deficiencies of the prior art, and a kind of posture the providing multiplex guider that pressurizes, and it can be after the fracture of irregular diaphysis, repair, closed, produce positive effect in resetting.
To achieve these goals, this utility model adopts following technical scheme:
A kind of posture multiplex guider that pressurizes, is characterized in that it is made up of body frame (1) and guide cylinder (2); One end of body frame is provided with localizer (3), and localizer end is established Atria toe (4); The other end of body frame has nut (5), and the external screw thread (6) of guide cylinder mates with nut, establishes guiding hole (7) in guide cylinder, and guide cylinder afterbody is established interior hex slot (9).In above-mentioned member, the pilot hole hole dia at guide cylinder center is 1-5 millimeter, and guiding hole is consistent with localizer center, and the smooth circle of guide cylinder point (8) is blunt, the Atria toe of localizer is carefully round, the center of Atria toe concave empty become conulite.
Operation principle of the present utility model is: guider routine disinfection, directly localizer is placed on the skeleton of irregular bone, and guide cylinder point, towards anchor point, enters pin mark through the optimum implantation of sclerite point location and inserts in the nut of body frame inside; Be screwed into bottle opener, on irregular skeleton, guide cylinder is inserted and pressurizes in anchor point.Good to line through C arm perspective fracture reduction, guide cylinder guide pin is inserted desired location, removes guider, after core drill reaming, inserts respective screws.Remove guide pin, if desired sewing-up cut.
This utility model advantage is:
1, this utility model is gained knowledge according to human dissection, human body irregular bone fracture is multiple fracture, especially the fracture such as wrist nut bone, calcaneus, astragalus, when fixing in guide cylinder, guide pin needs accurately disposable inserting, form artificial osteoporosis to avoid repeatedly inserting guide pin, be unfavorable for that screw is stable fixing.
2, this utility model design is convenient to fracture with compressive, and when fracture of scaphoid bone of wrist shift separation closed reduction, this guider can conveniently pressurize, so that fracture heals in early days.Simultaneous adaptation being inserted in the many irregular bones of human body fracture guide cylinder guide pin, and its internal fixation screw diameter disunity of human body irregular bone, as calcaneus guide cylinder diameter and wrist nut bone guide cylinder diameter have significant difference.
3, this utility model is applicable in irregular bone fracture closed reduction fixingly, can obviously reduce fracture blood for damage, and infects the probability occurring while reducing open reduction.
4, the thin round tripodia pointed shape of this utility model localizer is designed with to be beneficial to and prevents at location place because pressurization is slided.
5, safety: the design is point location, can avoid the blood confession of irregular bone and the neural blood vessel closing on thereof as far as possible, thereby reduce iatrogenic injury.
6, effectiveness: this guider can facilitate the expection of hollow screw guide pin to insert, the hollow screw that is applicable to the many irregular bones of human body is interior fixing, and has pressurization.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is the front view of this utility model guide cylinder.
Fig. 3 is the left view of Fig. 2 guide cylinder.
Fig. 4 is this utility model localizer Local map.
Fig. 5 is Fig. 4 localizer left view.
Icon: (1) body frame, (2) guide cylinder, (3) localizer, (4) Atria toe, (5) nut, (6) external screw thread, (7) guiding hole, (8) guide cylinder point, (9) interior hex slot.
Detailed description of the invention
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, the special posture of a kind of irregular bone fracture closed reduction guide cylinder internal fixation operation multiplex guider that pressurizes, it comprises body frame (1) and guide cylinder (2) composition; One end of body frame is provided with localizer (3), and localizer end is established Atria toe (4); The other end of body frame has nut (5), and the external screw thread (6) of guide cylinder mates with nut, establishes guiding hole (7) in guide cylinder, and guide cylinder afterbody is established interior hex slot (9).In above-mentioned member, the pilot hole hole dia at guide cylinder center is 1-5 millimeter, and guiding hole is consistent with localizer center, and the hole internal diameter of leading is different, is applicable to the inserting of guide cylinder guide pin of various different-diameters; The smooth circle of guide cylinder point (8) is blunt, and the Atria toe of localizer is carefully round, the Atria toe center of localizer concave empty become conulite, go out to follow closely point location place cortical bone anti-skidding to be fixed on screw.
Example 1: this utility model is the special posture of a kind of irregular bone fracture closed reduction guide cylinder internal fixation operation multiplex guider that pressurizes, and comprises two parts of body frame and guide cylinder.Body frame one end is provided with localizer summit for thin circle Atria toe, and the other end has nut, facilitates guide cylinder insert and pressurize.Guide cylinder center is consistent with localizer center, and guide cylinder external thread diameter is unified, and one end of guide cylinder point is that smooth circle is blunt, adapts with corresponding guide pin diameter, and the afterbody of guide cylinder is provided with interior hex slot.Interior hex slot design can regulate and control pressure size while making guider pressurization.
When practical, localizer is inserted to the position of the most advanced and sophisticated anticipation of guide cylinder, one end enters pin mark placement body frame nut bore with guide cylinder through the optimum point location of implanting of sclerite, tighten and pressurize with bottle opener, good to line at C arm machine perspective fracture reduction, guide pin is inserted desired location, remove guider, after core drill reaming, insert respective screws.
Example 2: this utility model guide cylinder major diameter of thread is unified, and pilot hole hole dia is 1-5 millimeter.Unified external thread diameter facilitates body frame to be equipped with, the selection of the different guide cylinder guide pin that is conducive to different irregular bones of guiding hole internal diameter.
Example 3: this utility model localizer carefully round Atria toe is designed with prevention while being beneficial to pressurization and slides at surface of bone, and the guide pin far-end Atria toe center that enters localizer concave empty become conulite, be conducive to judge whether guide pin reaches desired location.
Claims (6)
1. the posture multiplex guider that pressurizes, is characterized in that it is made up of body frame (1) and guide cylinder (2); One end of body frame is provided with localizer (3), and localizer end is established Atria toe (4); The other end of body frame has nut (5), and the external screw thread (6) of guide cylinder mates with nut, establishes guiding hole (7) in guide cylinder, and guide cylinder afterbody is established interior hex slot (9).
2. the posture according to claim 1 multiplex guider that pressurizes, the pilot hole hole dia that it is characterized in that guide cylinder center is 1-5 millimeter, guiding hole is consistent with localizer center.
3. the posture according to claim 1 multiplex guider that pressurizes, is characterized in that the smooth circle of guide cylinder point (8) is blunt.
4. the posture according to claim 1 multiplex guider that pressurizes, is characterized in that the Atria toe of localizer is carefully round, the center of Atria toe concave empty become conulite.
5. the posture according to claim 1 multiplex guider that pressurizes, is characterized in that guider accurate positioning, when pressurization, can regulate and control pressure size.
6. according to claim 1,2,3,4,5, the described posture multiplex guider that pressurizes, it is characterized in that localizer carefully round Atria toe be designed with prevention while being beneficial to pressurization and slide at surface of bone, the Atria toe center that guide pin far-end enters localizer concave empty become conulite, judge whether guide pin reaches desired location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028752.4U CN203662891U (en) | 2014-01-04 | 2014-01-04 | Frame type pressurizing multipurpose guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028752.4U CN203662891U (en) | 2014-01-04 | 2014-01-04 | Frame type pressurizing multipurpose guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203662891U true CN203662891U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420028752.4U Expired - Fee Related CN203662891U (en) | 2014-01-04 | 2014-01-04 | Frame type pressurizing multipurpose guiding device |
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| CN (1) | CN203662891U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735306A (en) * | 2014-01-04 | 2014-04-23 | 邓宇 | Frame-type pressurizing multipurpose guider |
| CN108309429A (en) * | 2018-02-06 | 2018-07-24 | 中国人民解放军陆军军医大学第附属医院 | A kind of individuation fusion of subtalar joint guide plate and its manufacturing method |
| CN108324361A (en) * | 2018-02-24 | 2018-07-27 | 大连大学 | Bone traction sets needle sighting device |
| CN109875673A (en) * | 2019-03-28 | 2019-06-14 | 山东大学齐鲁医院(青岛) | Inferior tibiofibular joint resets and screw is placed in guiding device |
| CN110169807A (en) * | 2019-06-20 | 2019-08-27 | 山东海集汇技术转移咨询有限公司 | A kind of nut bone guider |
| CN112515755A (en) * | 2020-09-30 | 2021-03-19 | 湘南学院附属医院 | Orthopedic parallel pressurizing positioner |
-
2014
- 2014-01-04 CN CN201420028752.4U patent/CN203662891U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735306A (en) * | 2014-01-04 | 2014-04-23 | 邓宇 | Frame-type pressurizing multipurpose guider |
| CN103735306B (en) * | 2014-01-04 | 2016-08-31 | 黄洪欣 | A kind of overhead brace formula pressurization multipurpose guider |
| CN108309429A (en) * | 2018-02-06 | 2018-07-24 | 中国人民解放军陆军军医大学第附属医院 | A kind of individuation fusion of subtalar joint guide plate and its manufacturing method |
| CN108324361A (en) * | 2018-02-24 | 2018-07-27 | 大连大学 | Bone traction sets needle sighting device |
| CN109875673A (en) * | 2019-03-28 | 2019-06-14 | 山东大学齐鲁医院(青岛) | Inferior tibiofibular joint resets and screw is placed in guiding device |
| CN110169807A (en) * | 2019-06-20 | 2019-08-27 | 山东海集汇技术转移咨询有限公司 | A kind of nut bone guider |
| CN112515755A (en) * | 2020-09-30 | 2021-03-19 | 湘南学院附属医院 | Orthopedic parallel pressurizing positioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20220104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |