CN104434285A - Biological three-edge press-fit nail - Google Patents
Biological three-edge press-fit nail Download PDFInfo
- Publication number
- CN104434285A CN104434285A CN201410830880.5A CN201410830880A CN104434285A CN 104434285 A CN104434285 A CN 104434285A CN 201410830880 A CN201410830880 A CN 201410830880A CN 104434285 A CN104434285 A CN 104434285A
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- CN
- China
- Prior art keywords
- nail pressing
- biological
- embedding nail
- rhizoma sparganii
- embedding
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/461—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of knees
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4635—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor using minimally invasive surgery
Abstract
The invention relates to the technical field of medical biological internal fixation instruments, and discloses a biological three-edge press-fit nail. The biological three-edge press-fit nail comprises a press-fit nail body (10) made of a cortical bone. The front end face (1) of the press-fit nail body (10) is a conical surface, and the rear end face (2) of the press-fit nail body (10) is a flat surface. A threading hole (4) extending in the length direction of the press-fit nail body (10) is formed in the press-fit nail body (10). The biological three-edge press-fit nail does not affect postoperation nuclear magnetic resonance examination after being used, is simple in machining process and quite low in cost, and reduces the financial burden of a patient.
Description
Technical field
The present invention relates to medical bio internal fixation device technical field, particularly relate to the embedding nail pressing of a kind of biological Rhizoma Sparganii.
Background technology
Under arthroscope, Zi Ti Hams rebuilding anterior cruciate ligament repairs cross ligament damage optimum selection at present.The fixed effect of graft may directly determine postoperative prognosis.The fixed form of femur sidesway plant mainly contains suspension and fixes (pierce through fixing, inscribe is fixing) and entrance is fixed (interface thread is fixed).The initial constant intensity that inscribe is fixed is maximum, but there is rain brush effect, the possibility that bungee jumping effect causes osseous tunnel to expand.Tibial side is fixed multiselect osseous tunnel collar extension interface thread and is fixed, and the fine motion that this mode exists too due to graft causes the expansion of osseous tunnel and affects tendon-knitting.Existing, the current material of most fixture is metal material and Absorbable rod material, and the fixture of metal material can forever stay in the body as foreign body, there is cell reaction, and affects postoperative nuclear-magnetism inspection; After the fixture implant into body of Absorbable rod material, the intensity of material can decay in time, and Absorbable rod interface nail existence cutting tendon graft affects constant intensity, and also aseptic bone may occur dissolves the possibility causing osseous tunnel to expand further.Although the fixture of Absorbable rod material can not be harmful, the inflammatory reaction around fixture can be induced, cause bone to dissolve.And metal and absorbable material fixture cost high, bring financial burden to patient.On the other hand, from anatomical angulation, normal anterior cruciate ligament is divided into front medial cord (AMB) and rear lateral cord (PLB), and correlational study is thought, the two-beam of simulating anterior cruciate ligament completely rebuilds the correlation function that better can recover anterior cruciate ligament.At present, the mode of anterior cruciate ligament double bundle reconstruction is a lot, mainly comprise Shuan Gu road technology, three bone road technology and four bone road technology, although latter two method reasonablely can complete the task that two-beam is rebuild, but it is more owing to drilling through bone road, increase fossa intercondylaris femoris place cartilage injury and operating difficulty, cause bone loss too much, patient trauma increases, and has the risk that revision procedure carries out difficulty, lateral side of femur condylar fracture.
Therefore, needs one is postoperative does not affect nuclear magnetic resonance check, and processing technique is simple, and cost is lower, reduces the embedding nail pressing of biological Rhizoma Sparganii of patient economy burden.
Summary of the invention
(1) technical problem that will solve
The object of this invention is to provide a kind of does not postoperatively affect nuclear magnetic resonance check, and processing technique is simple, and cost is lower, reduces the embedding nail pressing of biological Rhizoma Sparganii of patient economy burden.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides the embedding nail pressing of a kind of biological Rhizoma Sparganii, comprising embedding nail pressing body, described embedding nail pressing body is made up of cortical bone; The front end surface of described embedding nail pressing body is taper seat, and its rear end end face is plane; Described embedding nail pressing body is provided with the through wires hole extended along its length.
Wherein, described embedding nail pressing body three ribs are equipped with anti-slip tank.
Wherein, described anti-slip tank is multiple, and multiple described anti-slip tank is equidistantly arranged on rib.
Wherein, the rear end end face of described embedding nail pressing body is provided with clamping blind hole.
Wherein, described clamping blind hole is three, and three described clamping blind holes are distributed in around described through wires hole.
Wherein, described embedding nail pressing body is positive three prism; The external diameter of a circle of described embedding nail pressing body cross-section is 4 ~ 10mm.
Wherein, the length of described embedding nail pressing body is 18 ~ 21mm.
Wherein, the smooth outer surface of described embedding nail pressing body.
Wherein, described cortical bone is xenogenesis cortical bone or homogenic cortex bone.
(3) beneficial effect
The embedding nail pressing of biological Rhizoma Sparganii provided by the invention, adopt the embedding nail pressing of biological Rhizoma Sparganii that cortical bone is made, the embedding nail pressing of the biological Rhizoma Sparganii of homogeneous allogenic bone can reach " biotic elictor " with the bone of host, avoids producing the risk that biological Rhizoma Sparganii embedding nail pressing surrounding bone melts, the embedding nail pressing of biological Rhizoma Sparganii exposes; Postoperatively do not affect nuclear magnetic resonance check; Cortical bone source is comparatively wide, and processing technique is simple, and cost is lower, reduces the financial burden of patient.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the embedding nail pressing of the biological Rhizoma Sparganii of the present invention;
Fig. 2 is the rearview of the embodiment of the embedding nail pressing of the biological Rhizoma Sparganii of the present invention;
Fig. 3 is the top view of the embodiment of the embedding nail pressing of the biological Rhizoma Sparganii of the present invention;
Fig. 4 is the upward view of the embodiment of the embedding nail pressing of the biological Rhizoma Sparganii of the present invention.
In figure, 10: embedding nail pressing body; 1: front end surface; 2: rear end end face; 3: anti-slip tank; 4: through wires hole; 5: clamping blind hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following instance for illustration of the present invention, but is not used for limiting the scope of the invention.
Shown in 4, the embedding nail pressing of biological Rhizoma Sparganii of the present invention, comprises embedding nail pressing body 10, and the length of embedding nail pressing body 10 is 18 ~ 21mm, the smooth outer surface of embedding nail pressing body 10.Embedding nail pressing body 10 is made up of cortical bone.The front end surface 1 of embedding nail pressing body 10 is taper seat, and its rear end end face 2 is plane.Embedding nail pressing body 10 is positive three prism, and preferably, the external diameter of a circle of embedding nail pressing body 10 cross section is 4 ~ 10mm.Embedding nail pressing body 10 is provided with the through wires hole 4 that the length direction along embedding nail pressing body 10 extends.Through wires hole 4 extends to rear end end face 2 by the front end surface 1 of embedding nail pressing body 10, passes from through wires hole 4 for operation line.Cortical bone can select the xenogenesis cortical bones such as pig, cattle, sheep, and also can select homogenic cortex bone, wherein homogenic cortex bone can adopt consubstantiality cortical bone of the same race also can adopt Allogenous cortical bone.
Embedding nail pressing body 10 3 ribs are equipped with anti-slip tank 3.Anti-slip tank 3 is multiple, and multiple anti-slip tank 3 is equidistantly arranged on rib.
Further, the rear end end face 2 of embedding nail pressing body is provided with clamping blind hole 5, and when being convenient to use, clamping device clamps the embedding nail pressing of biological Rhizoma Sparganii by clamping blind hole 5.Clamping blind hole 5 is three, and three clamping blind holes 5 are distributed in through wires hole 4 around.
A manufacture method for the embedding nail pressing of biological Rhizoma Sparganii, comprising:
Step 1, cortical bone are sterilized: the cortical bone getting-80 DEG C of freezen protective more than 6 months is key, remove appended soft tissue, center bone marrow and cartilage portion on it, after water for injection is rinsed well, sterilize 1 hour in 1% peracetic acid, after water for injection is rinsed well, in 75% ethanol, remove remaining peracetic acid 24 hours, rinse well with water for injection;
Step 2, by the cortical bone at key position, cut into quadrate block, Precision Machining is shaped;
Step 3, part deproteinization and surperficial decalcification preparation: in 38 DEG C, defat 72 hours in 30% hydrogen peroxide, within every 24 hours, change liquid once; Embathe totally with water for injection after defat, 4 DEG C of lower surface decalcifications 8 hours in 0.6M hydrochloric acid, after cleaning up with water for injection, residual hydrogen peroxide is removed 24 hours in 75% ethanol, embathe totally, under room temperature, through chloroform: part deproteinization 4 hours in 3: 1 solution of methanol with water for injection, embathe totally with water for injection, the gamma-rays process finally by 25kGy is sterilized and is removed the antigenicity of residue collagen protein.
The embedding nail pressing of biological Rhizoma Sparganii of the present invention is used in the operation of arthroscope Anterior cruciate ligament reconstruction, method one: first set up femur and tibial tunnel; According to normal Healing in Anterior Cruciate Ligament Reconstruction step, woven autologous Shuan Gu Hams is drawn in femoral bone tunnel through tibial tunnel, to the mark position degree of depth, go down on one's knees 30 °, give and certain pretension, through special driver sleeve, embedding for biological Rhizoma Sparganii nail pressing is squeezed into femur side and tibial side between two strands of transplanting tendons, make two bundle grafts lay respectively at the front inner side in bone road and rear outside, fixation muscles tendon graft.Bend and stretch knee joint, verified by arthroscopy is fixing definite, and graft and intercondylar fossa are without shock.
The embedding nail pressing of biological Rhizoma Sparganii of the present invention is used in the operation of arthroscope Anterior cruciate ligament reconstruction, method two: first set up femur and tibial tunnel, after femur side two vastus tendon being fixed simultaneously away from joint line fixing means according to general suspension fixing means or Interference fixation etc., give to transplant the certain pretension of tendon, through special driver sleeve, embedding for biological Rhizoma Sparganii nail pressing Interference fixation is squeezed into femur side and tibial side between two strands of transplanting tendons, two bundle grafts are made to lay respectively at the front inner side in bone road and rear outside, tension graft, then the embedding nail pressing of another biological Rhizoma Sparganii is squeezed into by tibial tunnel internal orifice by the same manner, determine that two strands are transplanted the achiasmate inside and outside both sides being positioned at the embedding nail pressing of biological Rhizoma Sparganii of tendon, go down on one's knees 30 °, according to conventional method tension tendon, by tibial tunnel collar extension nail tendon graft.Bend and stretch knee joint, verified by arthroscopy is fixing definite, and graft and intercondylar fossa are without shock.The present invention adopts the mode injecting colloidal sol, maintains bone mechanical strength (by 15 routine isolated experiments, bone mechanical strength is 95% of fresh bone), thus effectively prevents homogeneous allogenic bone from becoming broken, improves osteoconduction and lures bone osteogenic ability.
Use the embedding nail pressing of biological Rhizoma Sparganii of the present invention, postoperatively do not affect nuclear magnetic resonance check, cost is lower, and cortical bone source is comparatively wide, and processing technique is simple, is easy to batch production and clinical practice widely.The embedding nail pressing of biological Rhizoma Sparganii of the present invention can reach " biotic elictor " with the bone of host; Fixing close to joint line level, effectively prevent because cortex hangs " pendulum effect " and " bungee jumping effect " fixedly caused outward, prevent tunnel from expanding; Graft after Interference fixation braiding can reach very high primary failure intensity, is better than current most of graft fixed form; Graft by cutting equivalent damage, is not beneficial to tendon-bone healing.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the embedding nail pressing of biological Rhizoma Sparganii, is characterized in that, comprises embedding nail pressing body (10), and described embedding nail pressing body (10) is made up of cortical bone; The front end surface (1) of described embedding nail pressing body (10) is taper seat, and its rear end end face (2) is plane; Described embedding nail pressing body (10) is provided with the through wires hole (4) extended along its length.
2. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, described embedding nail pressing body (10) three ribs are equipped with anti-slip tank (3).
3. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 2, is characterized in that, described anti-slip tank (3) is for multiple, and multiple described anti-slip tank (3) is equidistantly arranged on rib.
4. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, the rear end end face (2) of described embedding nail pressing body (10) is provided with clamping blind hole (5).
5. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 4, is characterized in that, described clamping blind hole (5) is three, and three described clamping blind holes (5) are distributed in described through wires hole (4) around.
6. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, described embedding nail pressing body (10) is positive three prism; The external diameter of a circle of described embedding nail pressing body (10) cross section is 4 ~ 10mm.
7. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, the length of described embedding nail pressing body (10) is 18 ~ 21mm.
8. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, the smooth outer surface of described embedding nail pressing body (10).
9. the embedding nail pressing of biological Rhizoma Sparganii as claimed in claim 1, is characterized in that, described cortical bone is xenogenesis cortical bone or homogenic cortex bone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410830880.5A CN104434285A (en) | 2014-12-26 | 2014-12-26 | Biological three-edge press-fit nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410830880.5A CN104434285A (en) | 2014-12-26 | 2014-12-26 | Biological three-edge press-fit nail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104434285A true CN104434285A (en) | 2015-03-25 |
Family
ID=52881572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410830880.5A Pending CN104434285A (en) | 2014-12-26 | 2014-12-26 | Biological three-edge press-fit nail |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060247621A1 (en) * | 2003-03-25 | 2006-11-02 | Marc Waisman | Hybrid interlocking proximal femoral fracture fixation device and an operative technique of introducing the same |
| CN2925401Y (en) * | 2006-03-16 | 2007-07-25 | 杨守恒 | Biological squeezed screw |
| US20070282341A1 (en) * | 2003-12-19 | 2007-12-06 | Robert Hes | Bone Screw |
| CN201286881Y (en) * | 2008-10-20 | 2009-08-12 | 刘玉杰 | Homogeneous variant cortical bone anchor bolt |
| CN202136403U (en) * | 2011-03-11 | 2012-02-08 | 刘玉杰 | Allogenous cortical bone squeezing nail |
| CN102895024A (en) * | 2012-10-31 | 2013-01-30 | 刘畅 | Allogenic cortical bone traverse needle |
| CN103654929A (en) * | 2012-09-25 | 2014-03-26 | 李加龙 | Intramedullary needle for treating human body clavicle fracture |
| CN204468239U (en) * | 2014-12-26 | 2015-07-15 | 北京大清生物技术有限公司 | The embedding nail pressing of biological Rhizoma Sparganii |
-
2014
- 2014-12-26 CN CN201410830880.5A patent/CN104434285A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060247621A1 (en) * | 2003-03-25 | 2006-11-02 | Marc Waisman | Hybrid interlocking proximal femoral fracture fixation device and an operative technique of introducing the same |
| US20070282341A1 (en) * | 2003-12-19 | 2007-12-06 | Robert Hes | Bone Screw |
| CN2925401Y (en) * | 2006-03-16 | 2007-07-25 | 杨守恒 | Biological squeezed screw |
| CN201286881Y (en) * | 2008-10-20 | 2009-08-12 | 刘玉杰 | Homogeneous variant cortical bone anchor bolt |
| CN202136403U (en) * | 2011-03-11 | 2012-02-08 | 刘玉杰 | Allogenous cortical bone squeezing nail |
| CN103654929A (en) * | 2012-09-25 | 2014-03-26 | 李加龙 | Intramedullary needle for treating human body clavicle fracture |
| CN102895024A (en) * | 2012-10-31 | 2013-01-30 | 刘畅 | Allogenic cortical bone traverse needle |
| CN204468239U (en) * | 2014-12-26 | 2015-07-15 | 北京大清生物技术有限公司 | The embedding nail pressing of biological Rhizoma Sparganii |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |
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| RJ01 | Rejection of invention patent application after publication |