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Publication numberCN103142300 A
Publication typeApplication
Application numberCN 201310046605
Publication date12 Jun 2013
Filing date6 Feb 2013
Priority date6 Feb 2013
Also published asCN103142300B
Publication number201310046605.X, CN 103142300 A, CN 103142300A, CN 201310046605, CN-A-103142300, CN103142300 A, CN103142300A, CN201310046605, CN201310046605.X
Inventors任伊宾, 邵传伟, 肖克沈, 杨柯
Applicant中国科学院金属研究所
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Novel multifunctional bone plate and application thereof
CN 103142300 A
Abstract
The invention aims to provide a novel multifunctional bone plate which is a strip-shaped thin plate and has a plate face with at least two nail holes for fixing of the bone plate. The novel multifunctional bone plate is characterized in that a throughout through hole is formed in the bone plate and is filled with all medicines and/or similar fillers capable of promoting skeleton healing or repair, so that the bone plate provides multiple functions. The bone plate is mainly used for in vivo fixing or shaping and repair in case of human/animal fracture. Compared with the clinical bone plate, the bone plate provided by the invention has the benefits that with the throughout through hole therein, the area of cross section of the bone plate is reduced, so as to reduce the modulus of the bone plate and further to effectively reduce stress shielding effect and promote fracture healing. Meanwhile, with the multifunctional materials in the through hole, the bone plate is multifunctional.
Claims(10)  translated from Chinese
1.一种新型多功能接骨板,所述接骨板为条形薄板,其板面上至少有2个钉孔,其特征在于:接骨板内部有贯穿其中的通孔,通孔内部填充可促进骨骼愈合或修复的各种药物和/或类似的填充物。 A new multi-functional plate, the plate is thin strip, its board face at least two nail holes, wherein: the internal plate has a through hole through which the interior is filled vias can promote bone healing or repair of various drugs and / or similar filler.
2.按照权利要求1所述新型多功能接骨板,其特征在于:所述通孔的直径在0.5mm-4mm之间,通孔外缘与接骨板表面的距离不低于接骨板厚度或宽度的25%。 2. The new multi-function claim 1 plate, wherein: the diameter of said through-hole in between 0.5mm-4mm, from the outer edge of the through hole and the surface of the plate is not less than the thickness or width of the bone plate 25%.
3.按照权利要求1所述新型多功能接骨板,其特征在于:所述通孔数量大于等于I个,通孔可以是圆孔、方孔、椭圆孔或异形孔,采用电火花开孔或钻孔,并配合机械拉拔获得;通孔的排列方式可以是均匀排列,也可按照一定方式排列或随机排列,孔间距大于等于0.5mmο 3. In accordance with claim 1 new multifunctional plate, wherein: the through hole a number greater than or equal I vias can be round, square, oval shaped hole or holes or openings using EDM drilling, and with the mechanical drawing to obtain; the arrangement of the through holes may be uniformly arranged, may be arranged or randomly arranged in a certain way, the hole spacing greater than or equal 0.5mmο
4.按照权利要求1所述新型多功能接骨板,其特征在于:所述可促进骨骼愈合或修复的各种药物为消炎类药物、镇痛类药物、活血化瘀类药物、其它功能性药物之一种或多种。 4. In accordance with claim 1 new multifunctional plate, wherein: said to promote bone healing or repair of a variety of drugs for anti-inflammatory drugs, analgesic drugs, blood circulation drugs, other functional drug of one or more.
5.按照权利要求4所述新型多功能接骨板,其特征在于:所述其它功能性药物为微量元素或成骨诱导因子。 5. In accordance with claim 4 new multifunctional plate, wherein: said other functional drug for trace elements or osteogenic factor.
6.按照权利要求1所述新型多功能接骨板,其特征在于:所述填充物为可降解植入材料、不可降解的植入材料、各种骨水泥材料之一种或多种。 6. The new multi-function claim 1 plate, wherein: said filler material for biodegradable implants, non-degradable implant materials, a variety of material or bone cement.
7.按照权利要求6所述新型多功能接骨板,其特征在于:所述可降解植入材料为可降解高分子材料、可降解无机非金属材料、可降解纯镁及镁合金、可降解复合材料、可降解骨水泥之一种或多种。 7. according to claim 6, wherein the new multi-purpose plate, wherein: the degradable implant materials for biodegradable polymer materials, inorganic non-metallic materials degradable, biodegradable pure magnesium and magnesium alloys, biodegradable composites material, a biodegradable bone cement or more.
8.按照权利要求7所述新型多功能接骨板,其特征在于:所述可降解高分子材料为天然可降解高分子材料或合成可降解高分子材料;其中,天然可降解高分子材料为胶原蛋白、明胶和/或甲壳素;合成可降解高分子材料为聚丙交酯、聚乙交酯、聚氰基丙烯酸酯、聚己酸内酯、聚酸酐、聚原酸酯和/或聚磷晴,或上述聚合物之间的共聚物及其它可降解高分子材料; 所述可降解无机非金属材料为非化学计量磷灰石、磷酸三钙; 所述可降解纯镁及镁合金为镁锶合金、镁锰合金、镁锌合金、镁锆合金、镁稀土合金、镁锂合金、镁钙合金和镁铝合金的一种或由这些体系组合而成的三元系或多元系镁合金。 8. In accordance with claim 7 new multifunctional plate, wherein: the degradable polymer materials for natural or synthetic biodegradable polymer materials biodegradable polymer material; wherein the natural biodegradable polymer materials for collagen protein, gelatin and / or chitin; synthetic biodegradable polymer material for polylactide, polyglycolide, poly-cyanoacrylate, polycaprolactone, polyanhydrides, polyorthoesters and / or polyphosphate Clear or copolymers and other biodegradable polymer material between the above polymers; the degradable inorganic non-metallic materials for non-stoichiometric hydroxyapatite, tricalcium phosphate; the degradable pure magnesium and magnesium alloys, magnesium, strontium an alloy of magnesium and manganese alloys, magnesium-zinc alloy, magnesium alloy of zirconium, rare earth magnesium alloy, magnesium, lithium alloy, magnesium, calcium and magnesium aluminum alloy, or a combination of these systems from the ternary or multi-based alloys.
9.按照权利要求1〜8所述新型多功能接骨板,其特征在于:所述接骨板为直型薄板、三叶型薄板、Y型薄板、工型薄板、L型薄板、T型薄板或根据患者需要而定做的其它异型薄板;接骨板的面为平面、凹面、弧面、非连续性有限接触板面或具有利于患者康复的异形面;接骨板基体用材料为医用金属材料、医用高分子材料或医用复合材料,其中医用金属材料为医用不锈钢、医用钴基合金或医用钛合金。 9. claims 1~8 new multifunctional plate, characterized in that: the plate is straight sheet, sheet trefoil, Y-type sheet, work sheet type, L-type plate, T-type sheet or According to other patient needs and custom shaped sheet; the face plate is flat, concave arc, non-continuous or limited contact board has a contoured surface conducive to the rehabilitation of patients; plate substrate materials used for medical metallic materials, medical high molecular materials or medical composite, which medical stainless steel metal materials for medical, medical cobalt-based alloy or titanium medical.
10.一种如权利要求1所述新型多功能接骨板在人或动物骨折体内固定或整形修复方面的应用。 10. A method as claimed in claim 1 new multifunctional plate fractures in the human or animal body fixed or plastic repair area.
Description  translated from Chinese

一种新型多功能接骨板及其应用技术领域 A new multi-purpose plate and applied technology fields

[0001] 本发明属于医疗器械中骨科的固定器械领域,特别涉及一种新型多功能接骨板及其应用范围。 [0001] The invention belongs to the field of fixation devices in orthopedic medical devices, and more particularly to a new multi-functional plate and range of applications.

背景技术 BACKGROUND

[0002]目前临床上广泛使用的各种骨科固定器械主要采用不锈钢、钴基合金和钛合金等惰性金属材料制成,临床上存在的主要问题包括材料与人体组织力学性能的不匹配、不可降解等。 [0002] There are currently widely used in a variety of clinical orthopedic fixation devices mainly made of stainless steel, cobalt-based alloys and titanium alloys and other inert metal material, the main problems include not match the clinical material and mechanical properties of human tissue, non-degradable and so on. 正常人骨组织的弹性模量约为20GPa,而传统金属骨固定物的弹性模量均高于IOOGpa,由此造成的弹性模量以及强度上明显差异会产生应力屏蔽效应,影响骨的愈合,甚至再次损伤。 Normal bone tissue elastic modulus of about 20GPa, and traditional metal bone fixation of elastic modulus higher than IOOGpa, the elastic modulus and strength of the resulting significant differences will produce stress shielding effect on bone healing, even Again damage.

[0003]目前临床上316L不锈钢接骨板相比钛合金接骨板,最大的劣势就是其较高的弹性模量带来明显的应力遮挡效应,即由于固定材料的力学分流对骨骼所造成的强度降低及愈合延迟等生物学影响。 [0003] Current clinical 316L stainless steel plate as compared to a titanium alloy plate, the biggest disadvantage is its higher modulus of elasticity bring significant stress shielding effect, i.e., due to the strength of the mechanical fastening material of the shunt caused by decreased bone and delays healing biology. 有研究表明,接骨板负重状态下的应力遮挡与接`骨板的横截面积有关,横截面积越小,应力遮挡效应越小。 Studies have shown that stress load plate and take shelter under the cross sectional area of the bone plate `related to the smaller cross-sectional area, the smaller the stress shielding effect. 近几年开发的新型医用高氮无镍奥氏体不锈钢相对传统医用316L不锈钢具有优良的力学性能,在保持优良塑韧性的同时,强度提高近一倍以上,因此医用植入材料在强度满足前提下,完全可以优化尺寸和结构设计,实现轻量化。 In recent years, the development of new medical nitrogen-free compared to conventional nickel austenitic stainless steel 316L medical stainless steel with excellent mechanical properties, while maintaining excellent plasticity and toughness, and strength to nearly double over, so the medical implant material strength to meet the prerequisite next, can optimize the size and structure of the design, to reduce the weight. 所以适当减小骨板横截面积,完全可以在保证安全服役的条件下,适当降低不锈钢接骨板的应力遮挡效应,提高骨折的愈合效果。 Therefore appropriate to reduce the cross-sectional area of bony plates, can ensure the safety of serving under conditions appropriate to reduce stress shielding effect of stainless steel plate and improve fracture healing effect.

发明内容 SUMMARY

[0004] 本发明的目的是提供一种新型多功能接骨板,主要用于人或动物骨折体内固定或整形修复使用。 [0004] The present invention is to provide a new multi-functional plate, mainly for the human or animal body fracture repair using fixed or plastic.

[0005] 本发明具体提供了一种新型多功能接骨板,接骨板为条形薄板,其板面上至少有2个钉孔,用于接骨板的固定,其特征在于:所述接骨板内部有贯穿其中的通孔,通孔内部填充可促进骨骼愈合或修复的各种药物和/或类似的填充物,赋予接骨板多功能的特性。 [0005] The present invention particularly provides a novel multi-functional plate, strip-shaped thin plate, which at least two plate surfaces of the nail holes, for fixing the bone plate, wherein: said internal plate there is a through hole therethrough, the through hole filling can promote bone healing or repair of various drugs and / or the like filler, imparting plate multifunctional characteristics.

[0006] 该接骨板基体用材料可以是医用不锈钢,医用钴基合金,医用钛合金等医用金属材料,也可以是医用高分子材料和医用复合材料等其它外科植入材料。 [0006] The base plate material can be used for medical medical stainless steel metal materials, medical cobalt-based alloys, titanium and other medical, surgical implant may be other medical polymer materials and medical materials composite materials. 接骨板可以是普通接骨板,加压接骨板以及动力加压骨板或微创固定骨板等。 Plate may be an ordinary plate, pressure plate and dynamic compression bone plate or minimally invasive bone fixation plates.

[0007] 本发明提供的新型多功能接骨板,其特征在于:所述通孔的直径根据接骨板的厚度介于0.之间(即薄板采用小直径通孔,厚板采用大直径通孔或大、小直径通孔的组合),通孔外缘和四周表面的最小尺寸不低于骨板厚度或宽度的25%。 [0007] Novel multifunctional plate provided by the present invention, wherein: the diameter of said through-hole is between 0.5 (i.e., the use of small diameter of the through-hole plate according to the thickness of the bone plate, thick plate using a large diameter through hole or large, a combination of the small diameter of the through-hole), the minimum size of the through holes and around the outer edge of the surface is not less than 25% of the thickness or width of the bone plate. 接骨板内通孔一般情况下采用圆孔,可以采用电火花开孔获得,通孔也可以通过深孔钻钻孔获得,通孔内表面必须经酸洗和抛光后使用,较长尺寸通孔可以在电火花开孔或钻孔基础上经过机械拉拔获得,通孔也可以采用特殊方法加工成方孔、椭圆孔或异形孔等。 Using lower plate inside the hole vias general, can be used to get the spark hole vias can be obtained by drilling deep hole drilling, through-hole surface must be pickled and polished using a longer dimension vias EDM hole drilling in or on the basis of obtained through mechanical drawing, vias can be processed into a square hole using a special method, oval shaped hole or holes and so on.

[0008] 为了保证接骨板足够的强度,接骨板通孔外缘和四周表面的最小尺寸大于等于骨板厚度或宽度的25%,即接骨板内的通孔主要集中在接骨板的中心部位,例如Imm厚,5mm宽的微型接骨板可以加工的通孔尺寸不大于0.5_,可以有3个并排的通孔,至少接骨板上下面至少保留0.25mm厚度,左右两侧至少保留1.25mm宽度。 [0008] In order to ensure sufficient strength bone plate, the minimum size of bone plate hole and around the outer edge surface is greater than equal to 25% of the thickness or width of the bone plate, i.e., the through-hole plate are mainly concentrated in the center of the plate, e.g. Imm thick, 5mm wide miniplates can be processed through a pore size of not more than 0.5_, can have three through-holes side by side, at least the following bone plate retains at least 0.25mm thickness, left and right sides to retain the width of at least 1.25mm.

[0009] 本发明提供的新型多功能接骨板,其特征在于:为了减小接骨板的横截面积,有效降低应力遮挡效应,本发明新型多功能接骨板内部有贯穿其中的通孔,所述通孔数量大于等于I个,通孔的排列方式可以是均匀排列,也可按照一定方式排列或随机排列,可以是单排和骨板厚度匹配的通孔,也可以是多排小孔的有序或无序排列,孔间距大于等于0.5_。 [0009] The new multifunction plate provided by the invention, wherein: To reduce the plate cross-sectional area, effectively reducing stress shielding effect, the invention of new multi-purpose internal plate has a through hole through which the through a number of holes greater than or equal I, the arrangement of the through holes may be evenly arranged, can also be arranged or randomly arranged in a certain way, may be a through-hole and the bone plate thickness of the single-row match, may be rows of apertures have order or disordered arrangement, hole spacing greater than or equal 0.5_.

[0010] 对于含孔生物骨替代材料而言,孔径、孔隙率及孔的内部连通性是骨长入方式和数量的决定因素。 [0010] with a hole for biological bone substitute materials, the internal connectivity of pore size, porosity and pore of bone ingrowth and number of determinants. 孔隙度大小应该满足骨单位和骨细胞生长所需的空间,种植体内部连通气孔和孔径为5-40 μ m时,允许纤维组织长入;孔径为40-100 μ m时允许非矿化的骨样组织长入;孔径尺寸大于150 μ m时,能为骨组织的长入提供理想场所;孔尺寸大于200 μ m时,骨传导达到基本要求;200-400μπι最有利于新骨生长。 Porosity size should satisfy space bone units needed for cell growth and bone, implant intercommunicating pores and a pore size of 5-40 μ m, allowing the fibrous tissue ingrowth; allow non-mineralized pore size of 40-100 μ m when osteoid tissue ingrowth; pore size greater than 150 μ m when providing for bone tissue ingrowth ideal place; when pore size greater than 200 μ m, bone conduction meet the basic requirements; 200-400μπι most conducive to the growth of new bone. 本发明接骨板内部通孔不希望骨组织长入,本发明最小孔径出现在Imm厚微型骨板上,不小于0.5mm,总之孔径的选择尽可能选择较大孔径以便于加工同时减少新骨向内生长,同时,本发明接骨板通孔内通常填充有功能性材料也可以防止新骨向内生长。 Through hole plate of the present invention do not want to bone tissue ingrowth, the present invention is the smallest aperture appear in miniature Imm thick bone plate, not less than 0.5mm, short aperture choices as possible in order to select a larger aperture processing while reducing new bone to ingrowth, at the same time, the through-hole plate of the present invention is usually filled with a functional material can also prevent new bone ingrowth.

[0011] 为了实现接骨板多功能的特性,接骨板内通孔内部填充可促进骨骼愈合或修复的各种药物或类似的降解或不可降解的填充物,所述可促进骨骼愈合或修复的各种药物为消炎类药物、镇痛类药物、活血化瘀类药物、其它功能性药物之一种或多种。 [0011] In order to achieve multifunctional characteristics of the bone plate, interior plate within the through-hole filling can promote bone healing or repair of various drugs or the like to degrade or nondegradable filler, can promote the bone healing or repair of the respective drugs for anti-inflammatory drugs, analgesic drugs, blood circulation drugs, one of the other functions of one or more drugs. 其中,其它功能性药物可以为微量元素或成骨诱导因子。 Wherein other functional drug may be trace elements or osteoinductive factor.

[0012] 例如填充抗生素类药物降低骨骼愈合过程中的感染发炎等,如庆大霉素,妥布霉素,万古霉素等,填充镇痛类药物缓解患者骨折愈合前期的疼痛,填充活血化瘀类药物加速骨折部分软组织损伤等迅速代谢,填充钙磷等微量元素,成骨诱导因子等加速骨折的愈合等,也可以是这些药物的混合达到复合促进愈合的功能。 [0012] For example filling antibiotics reduce bone healing process of infection inflammation, such as gentamicin, tobramycin, vancomycin, filling analgesic drugs relieve pain in patients with early fracture healing, filled with blood of stasis drugs accelerate fracture section of soft tissue injury rapidly metabolized, filling calcium and phosphorus and other trace elements, osteoinductive accelerated fracture healing factors, etc., may be mixed to achieve a composite of these drugs promote healing function. 填充药物除了临床用西药外,也可用用临床用用中药,包括养血活血类中药如丹参、当归、赤芍等;活血祛瘀类中药如川芎、红花、蒲黄等;祛瘀止痛类中药药如乳香、没药、延胡索等;破血散结类中药如叁棱、莪术、桃Ί一等。 In addition to the clinical use of drugs filling medicine, but can also be used with the clinical use of traditional Chinese medicine, including Chinese herbs such as Salvia nourishing blood, angelica, red peony, etc; stasis Chinese herbs such as safflower, Puhuang etc; stasis and relieve pain category traditional Chinese medicine such as frankincense, myrrh, fumarate, etc; Poxue Sanjie Chinese herbs such as three-sided, Curcuma, peach Ί first-class.

[0013] 除了填充药物外,也可以填充类似的降解或不可降解的填充物,所述填充物为可降解植入材料、不可降解的植入材料、各种骨水泥材料之一种或多种。 [0013] In addition to the drug filling, but also can be filled with a similar biodegradable or non-degradable fillers, the implantable material is biodegradable, non-degradable implant materials, a variety of bone cement filler material or more .

[0014] 其中,所述可降解植入材料为可降解高分子材料、可降解无机非金属材料、可降解纯镁及镁合金、可降解复合材料、可降解骨水泥等可降解材料之一种或多种。 [0014] wherein the biodegradable implant material for biodegradable polymer materials, inorganic non-metallic materials degradable, biodegradable pure magnesium and magnesium alloys, biodegradable composites, biodegradable kind of biodegradable materials, such as bone cement or more. 通过可降解产物释放的离子或有益成分,促进骨骼的愈合或修复。 By biodegradable product release ions or beneficial ingredients to promote bone healing or repair.

[0015] 为了保证患者的安全和健康,填充的可降解高分子材料尽可能为天然可降解高分子材料或合成可降解高分子材料;其中,天然可降解高分子材料为胶原蛋白、明胶和/或甲壳素;合成可降解高分子材料为聚丙交酯、聚乙交酯、聚氰基丙烯酸酯、聚己酸内酯、聚酸酐、聚原酸酯和/或聚磷晴,或上述聚合物之间的共聚物及其它可降解高分子材料; [0015] In order to ensure the safety and health of the patient, filled biodegradable polymer materials as biodegradable polymer materials as natural or synthetic biodegradable polymer material; wherein the natural biodegradable polymer material is collagen, gelatin and / or chitin; synthetic biodegradable polymer material for polylactide, polyglycolide, poly-cyanoacrylate, polycaprolactone, polyanhydrides, polyorthoesters and / or polyphosphate sunny, or polymer copolymers and other biodegradable polymer materials between;

[0016] 所述可降解无机非金属材料为非化学计量磷灰石、磷酸三钙等生物活性陶瓷; [0016] The non-biodegradable inorganic non-metallic materials stoichiometric hydroxyapatite, tricalcium phosphate bioactive ceramics;

[0017] 所述可降解纯镁及镁合金为镁锶合金、镁锰合金、镁锌合金、镁锆合金、镁稀土合金、镁锂合金、镁钙合金和镁铝合金的一种或由这些体系组合而成的三元系或多元系镁合金。 [0017] The biodegradable pure magnesium and magnesium alloys as an alloy of magnesium, strontium, magnesium and manganese alloys, magnesium-zinc alloy, magnesium alloy of zirconium, rare earth magnesium alloy, magnesium, lithium alloy, magnesium, calcium and magnesium aluminum alloy or by those a combination of ternary system or multi-based alloys.

[0018] 本发明提供的新型多功能接骨板,其特征在于:所述接骨板为直型薄板、三叶型薄板、Y型薄板、工型薄板、L型薄板、T型薄板或根据患者需要而定做的其它异型薄板;接骨板的面为平面、凹面、弧面、非连续性有限接触板面或具有利于患者康复的异形面。 [0018] The new multifunction plate provided by the invention, characterized in that: the plate is straight plate, sheet trefoil, Y-type sheet, work sheet type, L-type plate, T-type sheet or according to patient needs and other custom shaped sheet; face plate is flat, concave, arc, discontinuity limited contact with the plate surface or a contoured surface conducive to rehabilitation of patients.

[0019] 本发明所提供的新型接骨板的优势 [0019] advantages of the new plate of the present invention provides

[0020] 1、对比临床应用的接骨板,本发明接骨板通过接骨板内部不同数量和尺寸的贯穿通孔,减小了接骨板的横截面积,降低了接骨板的模量,有效降低应力遮挡效应,有助于促进骨折的愈合。 [0020] 1, comparative clinical application of bone plates, bone plate of the present invention by an internal plate through different numbers and sizes of the through hole, reducing the bone plate cross-sectional area, reduces the modulus of the bone plate, reduce stress shielding effect, contribute to the healing of fractures.

[0021 ] 2、本发明接骨板通过接骨板内部通孔其内部填充功能性材料具有多功能的特性,首先是填充不同种类药物促进骨折的愈合,其次是填充得可降解材料一方面缓慢降解保证接骨板模量的缓慢降低,使骨折后的受力逐渐从接骨板转移到骨骼,减少避免应力遮挡,另一方面降解产物中的部分离子和有益成分可以促进骨折的愈合。 [0021] 2, plate by plate of the present invention through hole filling its internal functional materials with multifunctional features, the first is filled with different types of drugs to promote the healing of fractures, followed by filling too slow degradation of biodegradable material hand guarantee slowly lower plate modulus, stress fractures after making a gradual shift from the plate to the bone and reduce stress shielding to avoid, on the other part of the degradation products in plasma and beneficial ingredients can promote the healing of fractures.

[0022] 应用范围: [0022] Application:

[0023] 本发明提供的新型多功能接骨板,主要应用于人或动物骨折体内固定或整形修复使用,可用于上肢骨折、下肢骨折、脊柱骨折、颌骨骨折、盆骨骨折、锁骨骨折、肋骨骨折等长骨骨折、短骨骨折、扁骨骨折以及不规则骨骨折的内固定。 [0023] The new multifunction plate provided by the invention, is mainly used in human or animal body fracture repair using fixed or plastic can be used for upper limb fractures, lower extremity fractures, spinal fractures, jaw fractures, pelvic fractures, clavicle fractures, rib fractures of long bone fractures, bone fracture short, flat and irregular bone fracture fixation of bone fractures.

附图说明 Brief Description

[0024] 图1微型接骨板结构示意图; [0024] Figure 1. Schematic diagram of the micro plate;

[0025] 图2小型接骨板结构示意图; [0025] 2 small plates Schematic diagram;

[0026] 图3T型接骨板结构示意图; [0026] Figure 3T type plate structure diagram;

[0027] 图4L型接骨板结构示意图; [0027] Figure 4L type plate structure diagram;

[0028] 图5弧面直型接骨板结构示意图。 [0028] Figure 5 arc straight plate structure diagram.

具体实施方式 DETAILED DESCRIPTION

[0029] 实施例1: [0029] Example 1:

[0030] 如图1所示,本发明多功能接骨板为Imm厚,5mm宽,25mm长的微型接骨板,板面上有4个钉孔1,接骨板的内部有贯穿其中的3个通孔2,通孔直径为0.5mm,孔壁间距约 [0030] shown in Figure 1, the present invention is multi-functional plate for Imm thick, 5mm wide, 25mm long miniplates, the plate surface has four nail holes 1, the interior plate has a three-pass therethrough bore 2, through holes having a diameter of 0.5mm, the cell walls spaced about

0.5_,接骨板内部通孔的存在使接骨板截面积减少15.7%,可以有效降低应力遮挡效应,同时通孔内填有填充物3,所述填充物为庆大霉素和淀粉的混合物,赋予接骨板抗菌消炎的特性。 0.5_, there are plates inside the through-hole plate so that the cross-sectional area is reduced by 15.7%, can effectively reduce stress shielding effect, while the through-hole filled with filler 3, gentamicin and starch composition for the filling mixture, given plate antibacterial anti-inflammatory properties.

[0031] 实施例2:`[0032] 如图2所示,本发明多功能接骨板为2mm厚,6mm宽,30mm长的小型接骨板,板面上有4个钉孔1,接骨板内部有贯穿其中的2个通孔2,通孔直径为1_,孔壁间距约1.5mm,接骨板内部通孔的存在使接骨板截面积减少12.1%,可以有效降低应力遮挡效应,同时通孔内填有填充物3,所述填充物为胶原蛋白和羟基磷灰石粉末的混合物,通过胶原蛋白和羟基磷灰石的缓慢降解,为骨折修复提供养分,赋予接骨板多功能特性。 [0031] Example 2: `[0032] shown in Figure 2, the present invention is multifunctional plate of 2mm thick, 6mm wide, 30mm long small plate, the plate surface with an internal four nail holes 1, plate There therethrough two through-holes 2, through holes having a diameter of 1_, hole wall spacing of about 1.5mm, the presence of the through hole of the plate so that the bone plate cross-sectional area reduction of 12.1%, can reduce stress shielding effect, while the through-hole 3 filled with filler, the filler mixture of collagen and hydroxyapatite powder by slow degradation of collagen and hydroxyapatite, provide nutrients for fracture repair, given plate versatility.

[0033] 实施例3: [0033] Example 3:

[0034] 如图3所示,本发明多功能接骨板为5mm厚,16mm宽,200mm长的T型接骨板,板面上至少有10个钉孔1,接骨板内部有贯穿其中的10个通孔2,排列成2排,通孔直径为1mm,每排内孔壁间距约1mm,2排通孔之间的孔壁间距为0.5mm,接骨板顶部有贯穿其中的2个通孔,通孔直径为3mm,间距2mm。 [0034] Figure 3, the present invention is versatile plate is 5mm thick, 16mm wide, 200mm long T-shaped plate, the plate surface has at least one internal 10 nail holes, plate with through which 10 through-holes 2, arranged in two rows, the through-hole having a diameter of 1mm, each row within the cell wall pitch of about 1mm, the hole wall of the through-hole between the two rows of spacing 0.5mm, the top plate has therethrough two through-holes, through holes having a diameter of 3mm, pitch 2mm. 接骨板内部通孔的存在使接骨板截面积减少9.8%_17.6%,可以有效降低应力遮挡效应,同时通孔内填有填充物3,所述填充物为Imm镁钙合金丝,通过镁钙合金丝的缓慢降解,为骨折修复提供镁离子和钙离子,促进骨折愈合,赋予接骨板多功能特性。 The existence of an internal plate so that plate through hole sectional area _17.6% reduction of 9.8%, can effectively reduce stress shielding effect, while the through-hole filled with filler 3, Imm said filler is calcium magnesium alloy wire, by magnesium slow degradation of calcium alloy wire for fracture repair provide magnesium and calcium ions, promote healing, giving plate versatility.

[0035] 实施例4: [0035] Example 4:

[0036] 如图4所示,本发明多功能接骨板为5mm厚,16mm宽,150mm长的L型接骨板,板面上至少有10个钉孔1,接骨板内部有贯穿其中的2个通孔2,通孔直径为3mm,孔壁间距约3mm。 [0036] shown in Figure 4, the present invention is multifunctional plate is 5mm thick, 16mm wide, 150mm long L-shaped plate, the internal surface of the plate has at least one nail hole 10, the bone plate has therethrough two through-hole 2, the through-hole having a diameter of 3mm, the wall of the hole spacing of about 3mm. 接骨板内部通孔的存在使接骨板截面积减少8.83%,可以有效降低应力遮挡效应,同时通孔内填有填充物3,所述填充物为磷酸钙骨水泥材料,通过磷酸钙骨水泥缓慢降解,为骨折修复提供钙磷离子,促进骨折愈合,赋予接骨板多功能特性。 The existence of an internal plate so that plate through hole sectional area decreased 8.83%, can effectively reduce stress shielding effect, while the through-hole filled with filler 3, calcium phosphate cement composition of the filler material, calcium phosphate bone cement slowly degradation, provide calcium and phosphorus ions for fracture repair, promote healing, giving plate versatility.

[0037] 实施例5: [0037] Example 5:

[0038] 如图5所示,本发明多功能接骨板为5mm厚,16mm宽,200mm长的弧面直型接骨板,板面上至少有10个钉孔I,接骨板内部有贯穿其中的9个通孔2,通孔分别为8个直径为 [0038] As shown in Figure 5, the present invention is multifunctional plate is 5mm thick, 16mm wide, 200mm long arc straight plate, the plate surface 10 at least inside the nail holes I, the bone plate has therethrough 9 through-hole 2, the through holes having a diameter of respectively 8

1.5mm的小孔和一个直径为3_的大孔,大孔居中,小孔均布两侧,孔壁间距约1mm。 1.5mm diameter holes and a big hole 3_, the large center hole, holes uniformly distributed on both sides of the hole wall spacing of about 1mm. 接骨板内部通孔的存在使接骨板截面积减少26.5%,可以有效降低应力遮挡效应,同时3_通孔内填有填充物3,所述填充物为万古霉素抗生素和可降解聚乳酸的混合物,1.5mm通孔2内填充镁锌锶钙合金丝,通过可降解聚乳酸的降解,抗生素释放,同时镁锌锶钙合金缓慢降解,同时为骨折修复提供消炎和镁锌锶钙等金属离子,促进骨折愈合,赋予接骨板多功能特性。 The presence of the through hole of the plate so that the bone plate cross-sectional area reduction of 26.5%, can reduce stress shielding, while 3_ through hole filled with a filler 3, said filler vancomycin antibiotic and biodegradable polylactic acid mixture, 1.5mm filled vias two strontium calcium magnesium zinc alloy wire, through the degradation of biodegradable polylactic acid, antibiotics release, while slow degradation of zinc, strontium, calcium, magnesium alloy, while providing anti-inflammatory and fracture repair strontium and calcium magnesium zinc metal ion , promote healing, giving plate versatility.

[0039] 实施例6 [0039] Example 6

[0040] 与实施例2不同之处在于: [0040] Example 2, except that:

[0041] 接骨板通孔2内填充的是丹参、可降解明胶以及羟基磷灰石粉末的混合物,通过丹参的活血化瘀和明胶提供氨基酸以及磷灰石提供钙磷离子,促进骨折愈合,赋予接骨板多功能特性。 [0041] 2 plate filled vias is Salvia, biodegradable gelatin and hydroxyapatite powder mixture of amino acids and provides calcium and phosphorus ions apatite provided by Salvia blood circulation and gelatin, promote healing, giving plate versatility.

[0042] 实施例7 [0042] Example 7

[0043] 与实施例5不同之处在于: [0043] Example 5 differs from the embodiment in that:

[0044] 3mm通孔2内填充抗生素骨水泥材料,1.5mm通孔2内填充可降解镁锌合金丝,通过抗生素骨水泥降解提供消炎作用,镁锌合金缓慢降解为骨折修复镁锌等金属离子,促进骨折愈合,赋予接骨板多功能特性。 [0044] 2 3mm filled vias antibiotic bone cement material, 1.5mm 2 vias filled biodegradable magnesium-zinc alloy wire, providing anti-inflammatory effect through the degradation of the antibiotic bone cement, zinc magnesium alloy slow degradation of fracture repair metal ions such as zinc, magnesium , promote healing, giving plate versatility.

[0045] 实施例8 [0045] Example 8

[0046] 与实施例4不同之处在于: [0046] As in Example 4 except that:

[0047] 通孔2内填充磷酸三钙和聚乳酸的混合物,通过磷酸三钙的降解为骨折修复钙磷等金属离子,促进骨折愈合,赋予接骨板多功能特性。 [0047] the through-hole 2 filled with a mixture of polylactic acid and tricalcium phosphate, tricalcium phosphate degradation by for fracture repair of calcium and phosphorus and other metal ions, promote healing, given plate versatility.

[0048] 上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。 [0048] The embodiments described only for the technical concept and features of the invention, the purpose is to allow those skilled in the art to understand the contents of the present invention and according to implement, and not to limit the scope of the invention. 凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。 Where under the equivalent changes or modifications made in the spirit of the invention should fall within the scope of the present invention.

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Classifications
International ClassificationA61L31/06, A61L31/16, A61B17/80, A61L31/02, A61L31/04
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