CN201675999U - Percutaneous bone grafting appliance - Google Patents
Percutaneous bone grafting appliance Download PDFInfo
- Publication number
- CN201675999U CN201675999U CN201020103396XU CN201020103396U CN201675999U CN 201675999 U CN201675999 U CN 201675999U CN 201020103396X U CN201020103396X U CN 201020103396XU CN 201020103396 U CN201020103396 U CN 201020103396U CN 201675999 U CN201675999 U CN 201675999U
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- bone grafting
- bone
- soft tissue
- percutaneous
- sleeve
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Abstract
The utility model provides a percutaneous bone grafting appliance which belongs to a bone grafting appliance for orthopaedic operations and comprises a bone grafting sleeve, a soft tissue separating awl and a knocking-in device. A main body of the bone grafting sleeve adopts a hollow structure, a charging opening is arranged at one end, the sleeve wall above the charging opening is trumpet-shaped, and the sleeve wall below the charging opening is groove-shaped; the main body of the soft tissue separating awl also adopts a hollow structure, the head part is a blunt round, and an awl cap is arranged at the tail part; the main body of the knocking-in device adopts a T-type structure, a propelling platform is arranged at the head part, and a knocking-in platform is arranged at the tail part. Three percutaneous bone grafting appliances form a set, and are used combining and matching with a Kirschner needle and the closing return inner fixing technology; under the guide of the Kirschner needle, the bone grafting sleeve is led in by a hollow soft tissue separator, and bone grafting materials are propelled to a bone grafting zone by a handle, so as to achieve the percutaneous bone grafting purpose. With simple structure and convenient use, the percutaneous bone grafting appliance can protect blood circulation round the part of bone fracture, promote healing of the part of bone fracture, effectively restore bone coloboma, enhance the bone grafting effect, quicken the limb recovery of patients, and realize the closed bone grafting purpose.
Description
Affiliated technical field
This utility model relates to a kind of bone surgery bone grafting apparatus, specifically one group of percutaneous bone grafting apparatus.
Background technology
Along with the quickening of surgical technic development and modern people's rhythm of life, more fracture patient is ready to be treated surgically.Last century 60, the beginning biomechanics was deep into the orthopaedics and tranmstology field gradually, therefore thereby having changed the understanding of traditional fracture internal fixation principle and method, is that the international internal fixation association (AO tissue) of main principle occurs and promoted widely with the fixed form of emphasizing absolute anatomical reduction, strong internal fixation, early functional exercise.Yet summary through nearly thirties years development and a large amount of clinical experiences, fractures under the AO principle instructs, the case of some complication such as some delayed unions, disunion, refracture occurred, traditional open reduction, the principle of strong internal fixation cause query day by day.At the problems referred to above, comprise that AO is organized in interior many scholars and carries out a large amount of bases and clinical research, fix the biology that has proposed fractures, promptly present usually said biological osteopathy (BO technology), its core technology is that percutaneous resets, the internal fixation technology.Fracture end is not cut, exposed to this method, never can destroy the means of local blood fortune and impose anatomical reduction, should be specifically noted that the soft tissue reset that protects and utilize complete soft tissue hinge; Emphasize Wicresoftization on the operation technique, be about to iatrogenic wound and minimize as far as possible, in the hope of obtaining more ideal curative effect.Yet it is more and more to be accompanied by the high-energy damage wounded, fracture pulverizing, damaged more and more heavier, and more patient needs the bone grafting treatment.The essential incision of bone grafting technology in the past, exposure fracture end have been run counter to BO engineering philosophy thus, the healing of not only influence fracture, and increase operation wound, damage more muscular tissue; Increase intraoperative hemorrhage, make blood used in clinic be in more nervous state; Influence patient's limb functional recover.Also be not specifically designed at present the operating theater instruments of closed bone grafting.
The utility model content
The purpose of this utility model is to overcome existing bone grafting technology and must cuts, expose fracture end and the variety of problems brought; provide a kind of by bone grafting sleeve, soft tissue separation cone be driven into the closed bone grafting operation percutaneous bone grafting apparatus that handle is formed; the damage that this bone grafting device not only avoids traditional bone grafting mode to bring; and use in the art easily; reach and both protect fracture blood fortune on every side; promote union of fracture, effective repairing bone defect again, quickening patient's limb rehabilitating.
Realize above-mentioned purpose by the following technical solutions: a kind of percutaneous bone grafting apparatus, it is characterized in that, its composition comprises bone grafting sleeve, soft tissue separation cone and is driven into device, the telescopic body of described bone grafting is a hollow-core construction, the one end is provided with feeding mouth, the sleeve wall of this feeding mouth top is horn-like, and the sleeve wall of below is in the form of slot; Body one end of described soft tissue separation cone is blunt round structure, and the other end is provided with the awl medicated cap, and the body of soft tissue separation cone connects as one with the awl medicated cap, is hollow-core construction; The described device body that is driven into is the T-shape structure, and its head is provided with the propelling platform, and afterbody is provided with and is driven into platform.
Adopt technique scheme; with prior art; the beneficial effects of the utility model are: three of this utility model are a cover; with Kirschner wire, closed reduction internal fixation technical combinations, supporting use commonly used clinically; both protected blood fortune around the fracture, promoted union of fracture, again effective repairing bone defect; strengthen the bone grafting effect, accelerate patient's limb rehabilitating.This utility model is simple in structure, and is easy to use, realized the purpose of closed bone grafting.
Description of drawings
Fig. 1 is a bone grafting tube-in-tube structure sketch map of the present utility model.
Fig. 2 is this utility model soft tissue separation cone structural representation.
Fig. 3 is that this utility model is driven into the handle arrangement sketch map.
Fig. 4 is the cutaway view of this utility model soft tissue separation cone.
Fig. 5 is the structural representation that this utility model is driven into device.
Fig. 6 is the vertical view of Fig. 5.
Among the figure, bone grafting sleeve body 1, horn mouth 2, feed chute 3, soft tissue separation cone body 4, separation cone awl medicated cap 5, operating grip 6, blunt circle 7, the soft tissue separation cone is hollow 8, is driven into device 9, and wrench 10 is driven into platform 11, advances platform 12.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing.
This utility model is the percutaneous bone grafting device that uses in the closed bone surgery bone grafting, by bone grafting sleeve, soft tissue separation cone be driven into device and constitute.See Fig. 1, Fig. 2 and Fig. 3, the telescopic body 1 of bone grafting are that internal diameter is the cylinder of the hollow-core construction of 10mm, and the one end is provided with it and is the feed chute 3 of one, and the sleeve wall that is positioned at feed chute 3 tops is horn mouth 2 shapes.The telescopic feeding mouth of bone grafting is that feed chute 3 combines design with horn mouth 2, together forms bone grafting material feeding mouth.One side of the telescopic body 1 of bone grafting is provided with operating grip 6.Except bone grafting material feeding mouth and the operating grip 6, be the service aisle of the telescopic body 1 of bone grafting, the long 10cm of service aisle.The design of bone grafting material feeding mouth can push bone-grafting material in the service aisle fast, and convenient the application shortened operating time.Can satisfy by the requirement of skin to the bone distance, the internal diameter of the telescopic body 1 of bone grafting can satisfy the requirement of bone-grafting material size.
See Fig. 1, Fig. 4, in order to reduce tissue injury, the head of the body 4 of soft tissue separation cone is passivity to carry out the isolating blunt circle 7 of soft tissue, and the external diameter of this blunt circle 7 is 10mm, is connected with the slit of bone grafting sleeve body 1, avoids the embedding of soft tissue.The afterbody of the body 4 of soft tissue separation cone is the shoulder structure, and shoulder is connected with the awl medicated cap 5 that is positioned at tail end.The body 4 of soft tissue separation cone connects as one with awl medicated cap 5, the centre of the body 4 of soft tissue separation cone, awl medicated cap 5 is soft tissue separation cone hollow 8, the diameter of this soft tissue separation cone hollow 8 is Φ 2.5mm, be used in combination with Φ 2.5mm Kirschner wire commonly used in the operation, guiding bone grafting sleeve body 1 is to the zone that needs bone grafting.
See Fig. 5 and Fig. 6, being driven into device 9 is solid cylindrical structures, and the one end is to advance platform 12 (the flat circle of head), and the other end is provided with the spanner 10 of cylindrical structure, and wrench 10 is laterally placed and is driven into device body 9, is driven into platform 11 and is connected formation T-shape structure.
Using method of the present utility model:
When doing the orthopaedics internal fixation operation, utilize the BO technology, after finishing the closed reduction internal fixation, at fracture site or the damaged place of bone, with incision of skin 1cm osculum, at first the Kirschner wire with Φ 2.5mm is inserted into fracture end, finds out fracture or the damaged place of bone, utilizes the XRII perspective to confirm the position of Kirschner wire point in the art.Hand steered then fixation Kel's needle, hollow soft tissue separation cone body 4 is enclosed within the bone grafting sleeve body 1, along Kirschner wire bone grafting sleeve body 1 is brought into, in order to reduce the blunt circle 7 that damage utilizes soft tissue separation cone body 4 the place aheads, the passivity of muscular tissue is separated, after taking bone grafting sleeve body 1 to predetermined bone grafting position along Kirschner wire, extract Kirschner wire and soft tissue separation cone body 4 out, fixedly the bone grafting sleeve body 1, utilize bone grafting sleeve body 1 feed chute 3 and horn mouth 2, fast bone-grafting material is implanted, bone-grafting material enters the service aisle of bone grafting sleeve body 1, implants through the service aisle of bone grafting sleeve body 1.Spanner 10 usefulness that free-hand then control is driven into device 9 are driven into the propelling platform 12 of device front end and shift bone-grafting material onto bone graft area, during special requirement, and will by the way compacting bone-grafting material that is driven into platform 11 of hammering afterbody.Mobile bone grafting sleeve body 1 needs the bone grafting position to carry out bone grafting other.Last XRII perspective confirms that bone grafting is finished, and takes out bone grafting sleeve body 1, sew up wound.Finish the bone grafting process.This bone grafting mode can reach the purpose of Wicresoft, avoids out " greatly " cutter, damage fracture local organization and blood fortune.
Claims (3)
1. a percutaneous bone grafting apparatus is characterized in that, its composition comprises bone grafting sleeve, soft tissue separation cone and is driven into device, the telescopic body of described bone grafting is a hollow-core construction, the one end is provided with feeding mouth, and the sleeve wall of this feeding mouth top is horn-like, and the sleeve wall of below is in the form of slot; Body one end of described soft tissue separation cone is blunt round structure, and the other end is provided with the awl medicated cap, and the body of soft tissue separation cone connects as one with the awl medicated cap, is hollow-core construction; The described device body that is driven into is the T-shape structure, and its head is provided with the propelling platform, and afterbody is provided with and is driven into platform.
2. percutaneous bone grafting apparatus according to claim 1 is characterized in that, a side of the telescopic body of described bone grafting is provided with operating grip.
3. percutaneous bone grafting apparatus according to claim 1 is characterized in that, the described device body that is driven into is a solid cylinder, and this cylindrical end is provided with spanner, wrench be driven into the device body and be connected, form the T-shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020103396XU CN201675999U (en) | 2010-01-29 | 2010-01-29 | Percutaneous bone grafting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020103396XU CN201675999U (en) | 2010-01-29 | 2010-01-29 | Percutaneous bone grafting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201675999U true CN201675999U (en) | 2010-12-22 |
Family
ID=43341063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020103396XU Expired - Fee Related CN201675999U (en) | 2010-01-29 | 2010-01-29 | Percutaneous bone grafting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201675999U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286977A (en) * | 2015-12-07 | 2016-02-03 | 付松 | Inter-vertebral bone grafting instrument |
-
2010
- 2010-01-29 CN CN201020103396XU patent/CN201675999U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286977A (en) * | 2015-12-07 | 2016-02-03 | 付松 | Inter-vertebral bone grafting instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20120129 |