CN104739496A - Fine-thread universal bone fracture plate - Google Patents

Fine-thread universal bone fracture plate Download PDF

Info

Publication number
CN104739496A
CN104739496A CN201510110075.XA CN201510110075A CN104739496A CN 104739496 A CN104739496 A CN 104739496A CN 201510110075 A CN201510110075 A CN 201510110075A CN 104739496 A CN104739496 A CN 104739496A
Authority
CN
China
Prior art keywords
thread
locking
right
left
bone plate
Prior art date
Application number
CN201510110075.XA
Other languages
Chinese (zh)
Inventor
贾强
Original Assignee
创辉医疗器械江苏有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 创辉医疗器械江苏有限公司 filed Critical 创辉医疗器械江苏有限公司
Priority to CN201510110075.XA priority Critical patent/CN104739496A/en
Publication of CN104739496A publication Critical patent/CN104739496A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8033Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8052Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
    • A61B17/8057Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread

Abstract

The invention relates to the technical field of orthopedics medical apparatuses and instruments, in particular to a fine-thread universal bone fracture plate which comprises a locking plate body and a universal locking hole formed in the locking plate body. A left-hand thread and a right-hand thread which are distributed in a crossed mode are arranged on the wall of the universal locking hole. Multiple rhombus protrusions are formed at the cross joints of the left-hand thread and the right-hand thread. According to the fine-thread universal bone fracture plate, the principle that universality is achieved through staggered teeth is adopted, a doctor can screw in locking nails in different directions to achieve more excellent stability according to different fracture conditions, the fine-thread universal bone fracture plate can swing universally in a large-angle range without an angle blind zone, and the thread locking strength is substantially improved.

Description

密螺纹万向接骨板 Dense bone plate screw gimbal

技术领域 FIELD

[0001] 本发明涉及骨科医疗器械的技术领域,特别涉及一种密螺纹万向接骨板。 BACKGROUND relates to orthopedic medical device of [0001] the present invention, particularly to a threaded joint dense bone plate.

背景技术 Background technique

[0002]临床上对骨骼脱离的病例,通常采用接骨机构来辅助治疗。 [0002] bones from clinical cases, usually bone agency to help cure. 接骨机构大多为带孔板状骨折内固定器件,其结构一般为骨螺钉与带孔板螺纹配合。 The bone plate-like bodies are mostly internal fracture fixation device hole, which structure is generally bone screw threaded engagement with the orifice plate.

[0003] 然而,现有的多数接骨机构在结构设计上存在一些不足之处,进而具有以下缺点:骨螺钉与带孔板之间的角度相对固定,医生不可以根据不同的断裂情况旋入不同方向的骨螺钉以便达到更优秀的稳定性,螺纹锁定过程中会出现很大角度的盲区,致使螺纹锁定强度大幅度降低,上钉操作和取钉操作均十分繁琐。 [0003] However, most existing bone mechanism present in the structural design of some deficiencies, and further has the following disadvantages: the angle between the bone screw and fixed relative to the perforated plate, the doctor can not be screwed into different depending breakage bone screw direction in order to achieve better stability, locking threads may occur during a big blind angle, resulting in a significant reduction in the strength of the locking screw, the staple operation and the staple fetch operations are very complicated. 应用范围较窄,不能适用于各种厚度的接骨板;如果为了达到锁定效果而强行调整骨螺钉,极易造成螺纹的损坏。 Narrow range of applications, can not be applied to various thicknesses of the bone plate; in order to achieve a locking effect if forcibly adjusted bone screws, can easily cause damage to the threads.

发明内容 SUMMARY

[0004] 本发明要解决的技术问题是:为了解决上述背景技术中提出的问题,本发明提供一种实现无角度盲区的万向及大角度范围摆动、螺纹锁定强度大幅度提高的密螺纹万向接骨板。 [0004] The present invention is to solve the technical problem: In order to solve the above problems of the background art proposes, the present invention provides a universal and wide angle range without realizing blind swing angle, the strength of the locking screw threaded greatly improved adhesion Wan to the bone plate.

[0005] 本发明解决其技术问题所采用的技术方案是:一种密螺纹万向接骨板,包括锁定板主体和开设在锁定板主体上的万向锁定孔;所述万向锁定孔的孔壁上加工有相互交叉分布的左旋螺纹和右旋螺纹,所述左旋螺纹和右旋螺纹相互交叉处形成若干个菱形凸起。 [0005] aspect of the present invention to solve the technical problem is: A dense bone plate screw joint, comprising a body and a locking plate on the plate body defines a locking gimbal locking hole; universal hole of the locking aperture wall machined with left-handed threads cross each other and distributed right-handed threads, the left-handed threads and right-handed threads cross each other at a plurality of diamond-shaped protrusions are formed.

[0006] 上述技术方案中所述万向锁定孔为圆柱孔。 [0006] The technical solution of the gimbal locking hole cylindrical hole.

[0007] 上述技术方案中所述万向锁定孔为圆锥孔。 [0007] The technical solution of the conical hole gimbal locking aperture.

[0008] 上述技术方案中所述万向锁定孔为球形孔。 [0008] The technical solution of the gimbal locking aperture spherical pores.

[0009] 上述技术方案中所述左旋螺纹和右旋螺纹对称设置。 [0009] The left-handed threads and right-handed threads disposed symmetrically above technical solutions.

[0010] 上述技术方案中所述左旋螺纹和右旋螺纹的螺纹牙型均为三角形。 [0010] The technical solution of the left-handed threads and right-handed thread are triangular thread profile.

[0011] 上述技术方案中所述相邻的左旋螺纹的螺纹牙和右旋螺纹的螺纹牙之间所形成的锐角角度为53°〜57°。 The acute angle formed between [0011] The technical solution of the adjacent left-hand thread and the thread of the thread is right-handed thread 53 ° ~57 °.

[0012] 上述技术方案中所述左旋螺纹或右旋螺纹的公称直径为4.9mm〜5.1mm,螺距为0.3謹〜0.5謹,导程为0.6謹〜1.0mnin [0012] The technical solution of the left-handed threads or right-hand thread nominal diameter 4.9mm~5.1mm, a pitch of 0.3 ~ 0.5 should like to honor a lead of 0.6 wish ~1.0mnin

[0013] 上述技术方案中所述万向锁定孔的圆锥角为18°〜22°。 [0013] The technical solution of the gimbal locking hole cone angle of 18 ° ~22 °.

[0014] 上述技术方案中所述万向锁定孔的孔壁球面度为2°〜4°。 [0014] The technical solution of the gimbal locking hole squash surface of hole 2 ° ~4 °.

[0015] 本发明的有益效果是:本发明具有以下积极的效果: [0015] Advantageous effects of the present invention are: the present invention has the following positive effects:

[0016] (I)采用以错牙实现万向的原理,医生可根据不同的断裂情况旋入不同方向的锁定钉以达到更优秀的稳定性; [0016] (I) employed to achieve universal tooth-and-error, the physician may be screwed into different directions depending break the lock nail to achieve more excellent stability;

[0017] (2)实现无角度盲区的万向及大角度范围摆动,万向锁定钉在圆周正负15°〜25°范围内的任意方向上自攻旋入万向接骨板的万向锁定孔内,螺纹锁定强度大幅度提尚; [0017] (2) a universal-free blind angle range and a large swing angle, a universal locking nail in an arbitrary direction within a range of ~25 ° plus or minus 15 ° of the circumference of the tapping screw into a bone plate universal gimbal locking hole, the screw lock still provide substantial strength;

[0018] (3)应用范围广,适用于各种厚度的接骨板; [0018] (3) a wide range of applications for various thicknesses of the bone plate;

[0019] (4)强度比传统万向结构增强了65%,大大降低了断裂的几率; [0019] (4) intensity increased 65% over conventional joint structure, greatly reduces the chance of breakage;

[0020] (5)特殊结构的螺纹使得上钉和取钉操作更为简单方便; Thread [0020] (5) such that the special structure of the nail and nail taking more simple operation;

[0021] (6)可以多次调整角度旋钉,螺纹不易损坏。 [0021] (6) can adjust the angle of rotation multiple screws, threaded easily damaged.

附图说明 BRIEF DESCRIPTION

[0022] 为了使发明的内容更容易被清楚地理解,下面根据具体实施例并结合附图,对本发明作进一步详细的说明,其中: [0022] SUMMARY In order to make the invention clearly understood more easily, according to the following specific embodiments with the accompanying drawings, the present invention will be further described in detail, wherein:

[0023] 图1是本发明万向接骨板的结构示意图; [0023] FIG. 1 is a schematic view of a bone plate according to the present invention is universal;

[0024] 图2是图1中AA处的剖视图; [0024] FIG. 2 is a sectional view at AA of Figure 1;

[0025] 图3是图1中BB处的剖视图; [0025] FIG. 3 is a sectional view BB of Figure 1;

[0026] 图4是图2中I处的局部放大图; [0026] FIG. 4 is a partially enlarged view of I at 2;

[0027] 图5是万向锁定钉的结构示意图; [0027] FIG. 5 is a schematic structural diagram of a universal locking nail;

[0028] 图6是图5中C向的结构示意图; [0028] FIG. 6 is a schematic view of direction C in FIG 5;

[0029] 图7是图5中D向的结构示意图; [0029] FIG. 7 is a schematic view of the FIG. 5 D;

[0030] 图8是万向锁定钉中钉头的结构示意图; [0030] FIG. 8 is a schematic structural diagram of a universal locking nail in the nail head;

[0031] 图9是图5中II处的局部放大图; [0031] FIG. 9 is a partially enlarged view of FIG. 5 at II;

[0032] 图10是图5中III处的局部放大图。 [0032] FIG. 10 is a partially enlarged view of FIG. 5 III.

[0033] 附图中的标号为:1、锁定板主体,2、万向锁定孔,2-1、左旋螺纹,2-2、右旋螺纹, [0033] The numerals in the drawings: 1, the locking plate main body 2, a universal locking hole, 2-1, left-handed threads, 2-2, right-handed threads,

2-3、菱形凸起,3、钉帽,3-1、外螺纹,3-2、沉头螺钉孔,4、过渡段,5、螺纹杆,6、钉头,6-1、自攻旋入槽,6-2、定位部。 2-3, diamond-shaped protrusions 3, the nut, 3-1, externally threaded, 3-2, countersunk screw holes, 4, transition section 5, the threaded rod 6, stud, 6-1, self-tapping screwed into the groove, 6-2, the positioning unit.

具体实施方式 Detailed ways

[0034](实施例1) [0034] (Example 1)

[0035] 见图1、图2和图3,本发明的密螺纹万向接骨板,包括由钢材制成的锁定板主体I和开设在锁定板主体I上的万向锁定孔2,万向锁定孔2为球形孔,万向锁定孔2的圆锥角为20°,万向锁定孔2的孔壁球面度为3°。 [0035] Figures 1, 2 and 3, the present invention is a threaded joint dense bone plate, locking plate comprising a body made of steel I gimbal and defines the locking body on the locking plate hole I 2, gimbal 2 is a lock hole spherical pores, joint locking hole cone angle 2 of 20 °, squash universal locking hole surface of the hole 2 of 3 °.

[0036] 见图2和图3,万向锁定孔2的孔壁上加工有相互交叉分布的左旋螺纹2-1和右旋螺纹2-2,左旋螺纹2-1和右旋螺纹2-2对称设置,左旋螺纹2-1和右旋螺纹2_2相互交叉处形成若干个菱形凸起2-3。 [0036] Figures 2 and 3, the universal locking hole machining 2 pore walls are left hand threads and right hand threads cross each other 2-1 2-2 distribution, right-handed threads and left hand threads 2-1 2-2 arranged symmetrically formed left and right hand threads 2-1 2_2 threads cross each other at a plurality of diamond-shaped projections 2-3. 左旋螺纹2-1或右旋螺纹2-2的公称直径为5.0mm,螺距为0.4mm,导程为0.8mm。 Left-handed or right-handed threads, threaded 2-1 2-2 nominal diameter of 5.0mm, a pitch of 0.4mm, lead of 0.8mm.

[0037] 见图2、图3和图4,左旋螺纹2-1和右旋螺纹2_2的螺纹牙型均为三角形。 [0037] Figure 2, Figure 3 and Figure 4, left-handed and right-handed thread screw thread 2-1 type 2_2 are triangular.

[0038] 见图4,相邻的左旋螺纹2-1的螺纹牙和右旋螺纹2-2的螺纹牙之间所形成的锐角角度为55° ο [0038] Figure 4, the adjacent left-handed thread and the thread 2-1 acute angle formed between the right-handed screw thread 2-2 is 55 ° ο

[0039] 该密螺纹万向接骨板在接骨过程中与万向锁定钉配合使用,其中,万向锁定钉由钛合金制成。 [0039] The gimbal dense bone screw in the bone plate during the joint use with the locking nail, wherein the universal locking pin made of a titanium alloy.

[0040] 见图5,万向锁定钉包括依次连接的钉帽3、过渡段4、螺纹杆5和钉头6 ;钉帽3的外表面呈球形曲面结构,钉帽3的外表面上加工有可分别与左旋螺纹2-1和右旋螺纹2-2相互旋合的外螺纹3-1 ;万向锁定钉在圆周正负20°范围内的任意方向上自攻旋入万向接骨板的万向锁定孔2内。 [0040] Figure 5, comprising a staple universal lock nut 3 are sequentially connected, a transition section 4, and 5 stud threaded rod 6; nut outer surface is spherically curved structure 3, the outer surface of the nut 3 processing 2-1 respectively have an external thread with right-handed threads and left-hand thread screwed 3-1 2-2 each; universal locking nail in an arbitrary direction within a range of plus or minus 20 ° of the circumference of the self-tapping screw into a bone plate gimbal universal lock hole 2. 万向锁定孔2的小端直径大于钉帽3的球径,钉帽3的球径大于钉帽3的大端直径,钉帽3的小端直径等于螺纹杆5的螺纹大径。 2 gimbal locking hole diameter larger than the small end diameter of the ball nut 3, the ball nut 3 is greater than the diameter of the larger diameter of the nut, the nut 3 the small end of the threaded rod 3 has a diameter equal to the large diameter screw 5. 钉帽3的球面度为2.4°,钉帽3的直径为4.8_,钉帽3的小端直径为3.0_,外螺纹3-1的螺距为0.4_。 3 nut sphere is 2.4 °, the diameter of the nut is 4.8_ 3, the nut is a small end diameter 3.0_ 3, the pitch of the external thread 3-1 0.4_.

[0041 ] 如图5和图10,螺纹杆5的螺距为0.8mm。 Pitch [0041] FIGS. 5 and 10, the threaded rod 5 is 0.8mm.

[0042] 见图9,外螺纹3-1的螺纹牙型为梯形,外螺纹3-1中相邻的两个螺纹牙之间所形成的锐角角度为55°。 [0042] Figure 9, an outer screw thread profile is trapezoidal 3-1, an acute angle formed between the external thread 3-1 two adjacent thread is 55 °.

[0043] 见图5和图7,钉帽3的中部开设有沉头螺钉孔3-2,其中,沉头螺钉孔3_2呈梅花形。 [0043] Figures 5 and 7, the central nut 3 defines a countersunk screw holes 3-2, wherein the countersunk screw hole 3_2 quincunx. 沉头螺钉孔3-2的孔径为2.0_。 3-2 countersunk screw hole diameter is 2.0_.

[0044] 见图5、图6和图8,钉头6的圆周方向上开设有三条呈旋涡状的自攻旋入槽6-1。 [0044] Figure 5, defines a spiral shape of three self-tapping screwed into grooves 6-1 in the circumferential direction 8, the screw head 6 of FIG. 6 and FIG. 见图8,自攻旋入槽6-1中相邻两面间的锥度为0.2°。 Figure 8, self-tapping screw groove 6-1 into adjacent sides taper of between 0.2 °. 见图6,钉头6头部的定位部6-2的直径为1.6_。 Shown in Figure 6, the diameter of the screw head 6 of the head positioning portion 6-2 is 1.6_.

[0045](实施例2) [0045] (Example 2)

[0046] 本发明的密螺纹万向接骨板,包括由钢材制成的锁定板主体I和开设在锁定板主体I上的万向锁定孔2,万向锁定孔2为圆柱孔。 [0046] The present invention is a universal adhesion threaded bone plate, comprising a locking body made of steel plate I and the locking plate defines a universal body I on the locking hole 2, a universal locking hole is a cylindrical hole 2. 万向锁定孔2的孔壁上加工有相互交叉分布的左旋螺纹2-1和右旋螺纹2-2,左旋螺纹2-1和右旋螺纹2-2对称设置,左旋螺纹2_1和右旋螺纹2-2相互交叉处形成若干个菱形凸起2-3。 The universal locking hole machining 2 pore walls are left-handed thread profile interdigitated 2-1 and 2-2 right-hand thread, left-hand threads and right hand threads 2-1 2-2 symmetrically disposed, right-handed threads and left hand threads 2_1 2-2 intersect with each other is formed at a plurality of diamond-shaped projections 2-3. 左旋螺纹2-1或右旋螺纹2-2的公称直径为4.9mm,螺距为0.3mm,导程为0.6mmο左旋螺纹2_1和右旋螺纹2_2的螺纹牙型均为三角形。 Left hand thread or right-hand thread 2-2 2-1 nominal diameter of 4.9mm, a pitch of 0.3mm, 0.6mmο left-hand thread lead of thread type 2_1 and 2_2 are both right-handed thread triangle. 相邻的左旋螺纹2-1的螺纹牙和右旋螺纹2-2的螺纹牙之间所形成的锐角角度为53。 Adjacent thread and left-hand thread 2-1 acute angle formed between the right-hand screw thread 53 is 2-2. .

[0047] 该密螺纹万向接骨板在接骨过程中与万向锁定钉配合使用,其中,万向锁定钉由钛合金制成。 [0047] The gimbal dense bone screw in the bone plate during the joint use with the locking nail, wherein the universal locking pin made of a titanium alloy. 万向锁定钉包括依次连接的钉帽3、过渡段4、螺纹杆5和钉头6 ;钉帽3的外表面呈球形曲面结构,钉帽3的外表面上加工有可与螺旋螺纹2-1相互旋合的外螺纹3-1 ;万向锁定钉在圆周正负15°范围内的任意方向上自攻旋入万向接骨板的万向锁定孔2内。 Universal staple comprising locking nut 3 connected sequentially, transition section 4, and 5 stud threaded rod 6; nut outer surface is spherically curved structure 3, the outer surface of the nut 3 are processed with helical thread 2- a male screw 3-1 screwed to each other; universal locking nail in an arbitrary direction within a range of plus or minus 15 ° of the circumference of the tapping screw into the bone plate universal gimbal locking hole 2. 万向锁定孔2的小端直径大于钉帽3的球径,钉帽3的球径大于钉帽3的大端直径,钉帽3的小端直径等于螺纹杆5的螺纹大径。 2 gimbal locking hole diameter larger than the small end diameter of the ball nut 3, the ball nut 3 is greater than the diameter of the larger diameter of the nut, the nut 3 the small end of the threaded rod 3 has a diameter equal to the large diameter screw 5. 钉帽3的球面度为2.3°,钉帽3的直径为4.75mm,钉帽3的小端直径为2.5mm,外螺纹3_1的螺距为0.3mm。 3 nut sphere is 2.3 °, the diameter of the nut 3 is 4.75mm, the nut 3 small end diameter 2.5mm, the pitch of external thread 3_1 0.3mm. 螺纹杆5的螺距为0.6mm。 Pitch of the thread rod 5 is 0.6mm. 外螺纹3-1的螺纹牙型为梯形,外螺纹3-1中相邻的两个螺纹牙之间所形成的锐角角度为53°。 Male screw thread profile is trapezoidal 3-1, an acute angle formed between the external thread 3-1 two adjacent thread is 53 °. 钉帽3的中部开设有沉头螺钉孔3-2,其中,沉头螺钉孔3-2呈梅花形。 Central nut 3 defines a countersunk screw holes 3-2, wherein the countersunk screw holes 3-2 quincunx. 沉头螺钉孔3-2的孔径为1.9mm。 3-2 countersunk screw hole diameter of 1.9mm. 钉头6的圆周方向上开设有三条呈旋涡状的自攻旋入槽6-1。 Defines three grooves form self-tapping screwed into the stud 6-1 spirally in the circumferential direction 6. 自攻旋入槽6-1中相邻两面间的锥度为0.1°。 6-1 screwed into the tapping grooves between adjacent sides taper is 0.1 °. 钉头6头部的定位部6-2的直径为1.5mm。 6 nail head diameter of the positioning portion of the head 6-2 is 1.5mm.

[0048](实施例3) [0048] (Example 3)

[0049] 本发明的密螺纹万向接骨板,包括由钢材制成的锁定板主体I和开设在锁定板主体I上的万向锁定孔2,万向锁定孔2为圆锥孔,万向锁定孔2的圆锥角为22°。 [0049] The present invention is a universal adhesion threaded bone plate, comprising a locking body made of steel plate I and the locking plate defines a universal body I on the locking hole 2, a universal locking hole 2 a conical hole, locking the universal 2 hole cone angle of 22 °. 万向锁定孔2的孔壁上加工有相互交叉分布的左旋螺纹2-1和右旋螺纹2-2,左旋螺纹2-1和右旋螺纹2-2对称设置,左旋螺纹2-1和右旋螺纹2-2相互交叉处形成若干个菱形凸起2-3。 The universal locking hole machining 2 pore walls are left-handed thread profile interdigitated 2-1 and 2-2 right-hand thread, left-hand threads and right hand threads 2-1 2-2 symmetrically disposed, the right and left-hand thread 2-1 2-2 intersect with each other forming a cross screw at a plurality of diamond-shaped projections 2-3. 左旋螺纹2-1或右旋螺纹2-2的公称直径为5.1mm,螺距为0.5mm,导程为1.0mm。 Left hand thread or right-hand thread 2-2 2-1 nominal diameter of 5.1mm, a pitch of 0.5mm, lead of 1.0mm. 左旋螺纹2_1和右旋螺纹2-2的螺纹牙型均为三角形。 2_1 left-hand thread and right-hand screw thread profiles 2-2 are triangular. 相邻的左旋螺纹2-1的螺纹牙和右旋螺纹2-2的螺纹牙之间所形成的锐角角度为57°。 The acute angle is formed between the adjacent thread and left-hand thread 2-1 2-2 right-hand thread screw thread is 57 °.

[0050] 该密螺纹万向接骨板在接骨过程中与万向锁定钉配合使用,其中,万向锁定钉由钛合金制成。 [0050] The gimbal dense bone screw in the bone plate during the joint use with the locking nail, wherein the universal locking pin made of a titanium alloy. 万向锁定钉包括依次连接的钉帽3、过渡段4、螺纹杆5和钉头6 ;钉帽3的外表面呈球形曲面结构,钉帽3的外表面上加工有可与螺旋螺纹2-1相互旋合的外螺纹3-1 ;万向锁定钉在圆周正负25°范围内的任意方向上自攻旋入万向接骨板的万向锁定孔2内。 Universal staple comprising locking nut 3 connected sequentially, transition section 4, and 5 stud threaded rod 6; nut outer surface is spherically curved structure 3, the outer surface of the nut 3 are processed with helical thread 2- a male screw 3-1 screwed to each other; universal locking nail in an arbitrary direction within a range of plus or minus 25 ° of the circumference of the self-tapping screwed into the bone plate universal gimbal locking hole 2. 万向锁定孔2的小端直径大于钉帽3的球径,钉帽3的球径大于钉帽3的大端直径,钉帽3的小端直径等于螺纹杆5的螺纹大径。 2 gimbal locking hole diameter larger than the small end diameter of the ball nut 3, the ball nut 3 is greater than the diameter of the larger diameter of the nut, the nut 3 the small end of the threaded rod 3 has a diameter equal to the large diameter screw 5. 钉帽3的球面度为2.5°,钉帽3的直径为4.85mm,钉帽3的小端直径为3.5mm,外螺纹3_1的螺距为0.5mm。 3 nut sphere is 2.5 °, the diameter of the nut 3 is 4.85mm, the nut 3 small end diameter 3.5mm, 3_1 external thread pitch is 0.5mm. 螺纹杆5的螺距为1.0mm。 Pitch of the thread rod 5 is 1.0mm. 外螺纹3-1的螺纹牙型为梯形,外螺纹3-1中相邻的两个螺纹牙之间所形成的锐角角度为57°。 Male screw thread profile is trapezoidal 3-1, an acute angle formed between the external thread 3-1 two adjacent thread is 57 °. 钉帽3的中部开设有沉头螺钉孔3-2,其中,沉头螺钉孔3-2呈梅花形。 Central nut 3 defines a countersunk screw holes 3-2, wherein the countersunk screw holes 3-2 quincunx. 沉头螺钉孔3-2的孔径为2.1mm。 3-2 countersunk screw hole diameter of 2.1mm. 钉头6的圆周方向上开设有三条呈旋涡状的自攻旋入槽6-1。 Defines three grooves form self-tapping screwed into the stud 6-1 spirally in the circumferential direction 6. 自攻旋入槽6-1中相邻两面间的锥度为0.15°钉头6头部的定位部6-2的直径为1.7mm。 6-1 screwed into the tapping grooves adjacent on both sides to be positioned between the tapered portion 6 0.15 ° nail head diameter of the head 6-2 is 1.7mm.

[0051] 以上述依据本发明的理想实施例为启示,通过上述的说明内容,相关工作人员完全可以在不偏离本项发明技术思想的范围内,进行多样的变更以及修改。 [0051] In the above-described embodiments of the present invention is based on the vision revelation, the above described content, relevant staff can without departing from the scope of the technical ideas of the present inventions, a variety of changes and modifications. 本项发明的技术性范围并不局限于说明书上的内容,必须要根据权利要求范围来确定其技术性范围。 Technical scope of the present invention is not limited to the content item on the instructions, which must be determined according to the technical scope of the claims.

Claims (10)

1.一种密螺纹万向接骨板,其特征在于:包括锁定板主体(I)和开设在锁定板主体(I)上的万向锁定孔(2);所述万向锁定孔(2)的孔壁上加工有相互交叉分布的左旋螺纹(2-1)和右旋螺纹(2-2),所述左旋螺纹(2-1)和右旋螺纹(2-2)相互交叉处形成若干个菱形凸起(2-3)。 A threaded joint dense bone plate, wherein: the body includes a locking plate (I) and the locking plate defines a universal body (I) on the locking hole (2); said gimbal locking aperture (2) processing of the cell walls have a left-handed thread interdigitated distribution (2-1) and right-handed threads (2-2), the left-handed threads (2-1) and right-handed threads (2-2) cross each other at a plurality of formed diamond shaped projection (2-3).
2.根据权利要求1所述密螺纹万向接骨板,其特征在于:所述万向锁定孔⑵为圆柱孔。 The threaded joint of the bone plate 1 mil claim, wherein: said gimbal locking hole ⑵ a cylindrical bore.
3.根据权利要求1所述密螺纹万向接骨板,其特征在于:所述万向锁定孔⑵为圆锥孔。 3. The method of claim 1 mil threaded joint bone plate, wherein: said locking hole ⑵ universal conical hole.
4.根据权利要求1所述密螺纹万向接骨板,其特征在于:所述万向锁定孔⑵为球形孔。 The threaded joint of the bone plate 1 mil claim, wherein: said locking hole ⑵ spherical universal hole.
5.根据权利要求1所述密螺纹万向接骨板,其特征在于:所述左旋螺纹(2-1)和右旋螺纹(2-2)对称设置。 The threaded joint of the bone plate 1 mil claims, characterized in that: said left-handed threads (2-1) and right-handed threads (2-2) are arranged symmetrically.
6.根据权利要求5所述密螺纹万向接骨板,其特征在于:所述左旋螺纹(2-1)和右旋螺纹(2-2)的螺纹牙型均为三角形。 The gimbal 5-tight threaded bone plate as claimed in claim, characterized in that: said left-handed threads (2-1) and right-handed threads (2-2) are triangular thread profile.
7.根据权利要求6所述密螺纹万向接骨板,其特征在于:所述相邻的左旋螺纹(2-1)的螺纹牙和右旋螺纹(2-2)的螺纹牙之间所形成的锐角角度为53°〜57°。 The 6-tight threaded joint bone plate as claimed in claim, wherein: said formed between adjacent left-handed threads (2-1) of the thread and right-handed threads (2-2) of the thread the acute angle of 53 ° ~57 °.
8.根据权利要求7所述密螺纹万向接骨板,其特征在于:所述左旋螺纹(2-1)或右旋螺纹(2_2)的公称直径为4.9mm〜5.1mm,螺距为0.3mm〜0.5mm,导程为0.6mm〜1.0mm。 According to claim 7 gimbal tight threaded bone plate, wherein: said left-handed threads (2-1) or right-handed threads (2_2) nominal diameter 4.9mm~5.1mm, pitch 0.3mm~ 0.5mm, lead of 0.6mm~1.0mm.
9.根据权利要求3或4所述密螺纹万向接骨板,其特征在于:所述万向锁定孔(2)的圆锥角为18°〜22°。 According to claim 3 or claim 4 mils bone plate screw joint, characterized in that: said gimbal locking aperture (2) cone angle of 18 ° ~22 °.
10.根据权利要求4所述密螺纹万向接骨板,其特征在于:所述万向锁定孔(2)的孔壁球面度为2°〜4°。 10. The method of claim 4 gimbal tight threaded bone plate, wherein: said gimbal locking aperture (2) of the squash surface of hole 2 ° ~4 °.
CN201510110075.XA 2015-03-12 2015-03-12 Fine-thread universal bone fracture plate CN104739496A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510110075.XA CN104739496A (en) 2015-03-12 2015-03-12 Fine-thread universal bone fracture plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510110075.XA CN104739496A (en) 2015-03-12 2015-03-12 Fine-thread universal bone fracture plate

Publications (1)

Publication Number Publication Date
CN104739496A true CN104739496A (en) 2015-07-01

Family

ID=53580143

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510110075.XA CN104739496A (en) 2015-03-12 2015-03-12 Fine-thread universal bone fracture plate

Country Status (1)

Country Link
CN (1) CN104739496A (en)

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1764418A (en) * 2003-03-26 2006-04-26 瑞士整形外科技术股份有限公司 Locking bone plate
CN1859880A (en) * 2003-10-30 2006-11-08 斯恩蒂斯有限公司 Bone plate
EP1949866A2 (en) * 2007-01-26 2008-07-30 Zimmer Technology, Inc. Bone plate providing threaded locking head screw capture
EP2016918A1 (en) * 2007-07-18 2009-01-21 Mario Angel Pizzicara Blocked plate with combined holes, stability control and double angulation, to join fractured bones
WO2009114389A2 (en) * 2008-03-10 2009-09-17 Eduardo Gonzalez-Hernandez Bone fixation system
CN201469392U (en) * 2009-08-07 2010-05-19 武汉德骼拜尔外科植入物有限公司 Irregularly-shaped locking type bone fracture plate
CN201586062U (en) * 2009-12-24 2010-09-22 厦门大博颖精医疗器械有限公司 Femur sub-condyle fixing board
CN201847762U (en) * 2010-10-08 2011-06-01 厦门大博颖精医疗器械有限公司 Anti-shortening dynamic hip system
DE102010025000A1 (en) * 2010-06-24 2011-12-29 Aap Implantate Ag Bone plate for use with bone screws of fixation system to fix parts of broken or damaged bone, has radial rib forming inner peripheral edge that occupies circumferential angle of specific degree, where rib is arranged in one of two holes
CN202128538U (en) * 2011-06-09 2012-02-01 浙江科惠医疗器械有限公司 Locking and pressing bone fracture plate
EP2476388A1 (en) * 2011-01-17 2012-07-18 HG Medical GmbH Osteosynthesis plate, in particular radius plate or ulnar plate, for stabilising bone fractures
CN102933165A (en) * 2010-06-02 2013-02-13 斯恩蒂斯有限公司 Bone plate
US20130096631A1 (en) * 2011-10-17 2013-04-18 Biomet Trauma, LLC Variable locking bone plating system
CN204106181U (en) * 2014-09-22 2015-01-21 苏州优贝特医疗器械有限公司 Universal distal radius locking plate
CN204500931U (en) * 2015-03-12 2015-07-29 创辉医疗器械江苏有限公司 The universal coaptation board of close screw thread

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1764418A (en) * 2003-03-26 2006-04-26 瑞士整形外科技术股份有限公司 Locking bone plate
CN1859880A (en) * 2003-10-30 2006-11-08 斯恩蒂斯有限公司 Bone plate
EP1949866A2 (en) * 2007-01-26 2008-07-30 Zimmer Technology, Inc. Bone plate providing threaded locking head screw capture
EP2016918A1 (en) * 2007-07-18 2009-01-21 Mario Angel Pizzicara Blocked plate with combined holes, stability control and double angulation, to join fractured bones
WO2009114389A2 (en) * 2008-03-10 2009-09-17 Eduardo Gonzalez-Hernandez Bone fixation system
CN201469392U (en) * 2009-08-07 2010-05-19 武汉德骼拜尔外科植入物有限公司 Irregularly-shaped locking type bone fracture plate
CN201586062U (en) * 2009-12-24 2010-09-22 厦门大博颖精医疗器械有限公司 Femur sub-condyle fixing board
CN102933165A (en) * 2010-06-02 2013-02-13 斯恩蒂斯有限公司 Bone plate
DE102010025000A1 (en) * 2010-06-24 2011-12-29 Aap Implantate Ag Bone plate for use with bone screws of fixation system to fix parts of broken or damaged bone, has radial rib forming inner peripheral edge that occupies circumferential angle of specific degree, where rib is arranged in one of two holes
CN201847762U (en) * 2010-10-08 2011-06-01 厦门大博颖精医疗器械有限公司 Anti-shortening dynamic hip system
EP2476388A1 (en) * 2011-01-17 2012-07-18 HG Medical GmbH Osteosynthesis plate, in particular radius plate or ulnar plate, for stabilising bone fractures
CN202128538U (en) * 2011-06-09 2012-02-01 浙江科惠医疗器械有限公司 Locking and pressing bone fracture plate
US20130096631A1 (en) * 2011-10-17 2013-04-18 Biomet Trauma, LLC Variable locking bone plating system
CN204106181U (en) * 2014-09-22 2015-01-21 苏州优贝特医疗器械有限公司 Universal distal radius locking plate
CN204500931U (en) * 2015-03-12 2015-07-29 创辉医疗器械江苏有限公司 The universal coaptation board of close screw thread

Similar Documents

Publication Publication Date Title
US9149313B2 (en) Orthopedic plate
US6730091B1 (en) Blockable bone plate
US8172884B2 (en) Bone plate with at least two elongate holes and bone plate system
JP5057976B2 (en) Bone plate
EP2559392B1 (en) Highly-versatile variable-angle bone plate system
US20010034524A1 (en) Intramedullary interlock screw
CA2471843C (en) Device for osteosynthesis
US20080234749A1 (en) Bone plate providing threaded locking head screw capture
CN1042793C (en) Screw for securing intramedullary nail
US20070160440A1 (en) Self-boring and self-tapping screw
US20110112536A1 (en) Polyaxial bushing for locking plate
JP3899415B2 (en) Ikaritome element
CN1913839A (en) Bone screw
JP2012505722A (en) Angled locking plate / screw interface
EP1273273B1 (en) Self-tapping screw for small-bone surgery
US8518090B2 (en) Fastener with serrated thread for attachment to a bone plate at a selectable angle
CN1819799A (en) Bone plate
WO2005102194A3 (en) Double lead bone screw
US20090118773A1 (en) Minimal thickness bone plate locking mechanism
CN1184932C (en) Bone plate for osteosynthesis
CN102497830A (en) Variable angle compression plate
WO2002065925A8 (en) Bone screw, method for producing the threads thereof and drill for drilling holes therefor
JP2006508749A (en) Device for osteosynthesis
SG179322A1 (en) Threaded fastener
US20130165981A1 (en) Bone Plate System for Osteosynthesis

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
WD01 Invention patent application deemed withdrawn after publication