CN106388900A - Bone tunnel forming device capable of retaining bone substances - Google Patents
Bone tunnel forming device capable of retaining bone substances Download PDFInfo
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- CN106388900A CN106388900A CN201610952691.4A CN201610952691A CN106388900A CN 106388900 A CN106388900 A CN 106388900A CN 201610952691 A CN201610952691 A CN 201610952691A CN 106388900 A CN106388900 A CN 106388900A
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- hoops
- bone
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- swivel head
- jumping
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1615—Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1631—Special drive shafts, e.g. flexible shafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1633—Sleeves, i.e. non-rotating parts surrounding the bit shaft, e.g. the sleeve forming a single unit with the bit shaft
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1635—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for grafts, harvesting or transplants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transplantation (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a bone tunnel forming device capable of retaining bone substances, which belongs to the technical field of orthopedic medical devices and is used for bone tunnel forming for tibial plateau joint depressed fractures. The technical scheme is as follows: a drill bit of a soft drill of the bone tunnel forming device comprises a rotating head, an annular drill ring and connecting rods, wherein drill teeth are arranged along the circumference at the upper edge of the annular drill ring, the inner wall of the annular drill ring is connected with the rotating head of the soft drill through the connecting rods, a plurality of connecting rods are uniformly arranged along the circumference of the annular drill ring, a gap allowing bone pieces to pass through is arranged between adjacent connecting rods, a connecting sleeve with a flexible structure is arranged at the rear end of the annular drill ring, and a guide pin hole along the central axis of the rotating head is arranged at the center of the rotating head. The bone tunnel forming device pioneers bone tunnel forming in orthopedic surgery, can retain bone fragments in the bone tunnel for bone grafting, is very beneficial to the recovery and growth of bones, ensures the form fixation of the fracture part, avoids the operation of taking bones from other sites of a patient, reduces the surgical trauma of the patient, and reduces the cost of surgery.
Description
Technical field
The present invention relates to a kind of handss that tibial plateau intraarticular collapsed fracture can be carried out in operation with osseous tunnel formation
Art instrument, can retain sclerotin while forming osseous tunnel, and facilitates the device that doctor is operated, and belong to orthopaedics doctor
Treat technique with the apparatus field.
Background technology
Fracture of the tibial plateau is common intra-articular fracture in clinic, common damaged by high-energy in, adolescence.
Because fracture complex shape is changeable, clinical treatment is more thorny.Treatment for tibial plateau fracture purpose be recover articular surface smooth and
The lower limb line of force, strong fixing sclerite, avoid the occurrence of the long term complications such as postoperative traumatic arthritis, ankylosises.Operation is controlled
The committed step treating fracture of the tibial plateau is the sclerite shifting that resets.Traditional incision resetting technique is to obtain good operation to regard
Open country is it is often necessary to expose knee joint peripheral soft tissue on a large scale.Fracture for outside Schatzker II and type III, have scholar
Propose to cut lateral meniscuses first half and expose articular surface with abundant；For the tibial plateau bone merging outside back displacement
Folding, Pires proposes the excision of fibula near-end with outside sclerite after aspect reset.Although these operations can bring just for reset
Profit, but postoperative soft tissue adhesion, infection of incisional wound and nerve injury equivalent risk greatly improve.The development trend of intra-articular fracture at present
It is minimally invasive reset, effective protection fracture surrounding soft tissue.
The problem that presently, there are, minimally invasive reset intra-articular fracture can only be led to and holed too far away from fracture site, pass through
The tunnel that boring is formed reaches and carries out jack-up reset below sclerite, but the current borer using can not be effectively kept bone
Matter, causes bone loss, forms Cranial defect, needs to take bone to carry out bone grafting process from patient's other position, increased the handss of patient
Art wound and rehabilitation duration, also increase surgery cost.
Content of the invention
The technical problem to be solved is to provide a kind of osseous tunnel shaper that can retain sclerotin, this bone tunnel
Road shaper can carry out osseous tunnel molding below sclerite, and the osteomiosis block retaining in osseous tunnel is used for bone grafting it is ensured that bone
The strong fixation in folding part position, makes patient's rehabilitation as early as possible.
Solve above-mentioned technical problem technical scheme be：
A kind of osseous tunnel shaper that can retain sclerotin, it includes guide pin, soft brill, the rotation back of head of soft brill and flex-stem
Front end be connected, the rear end of flex-stem is connected with motor, and the drill bit of its soft brill is by swivel head, annular jumping through hoops and connecting rod
Composition, the top edge of annular jumping through hoops is circumferentially arranged with brill tooth, and connecting rod is vertical with the axis of swivel head, the inwall of annular jumping through hoops
It is connected with the outer circumferential walls of the swivel head of soft brill by connecting rod, multiple connecting rods are along the circumference uniform distribution of annular jumping through hoops, adjacent company
There are the gap that bone piece is passed through, the rear end connection sleeve pipe of annular jumping through hoops, connection sleeve pipe is flexible flexible structure, rotation between bar
There is guide pinhole at head center, and guide pinhole is along the central axis of swivel head.
The above-mentioned osseous tunnel shaper that can retain sclerotin, the centrage of the body of rod of the plurality of connecting rod respectively with swivel head
Diameter overlap, the body of rod of connecting rod is sector, and fan-shaped plan is axially vertical with swivel head, the big end of fan-shaped plan and annular bit
The inwall of circle is connected, and the small end of fan-shaped plan is connected with the outer circumferential walls of swivel head.
The above-mentioned osseous tunnel shaper that can retain sclerotin, described connection sleeve pipe is spiral metal tube or metal wire knitted
Sleeve, the diameter of connection sleeve pipe is matched with the diameter of annular jumping through hoops, and the length of connection sleeve pipe is more than the length of osseous tunnel.
The above-mentioned osseous tunnel shaper that can retain sclerotin, a diameter of 13-16mm of described annular jumping through hoops, annular jumping through hoops
Width is 0.4mm.
The invention has the beneficial effects as follows：
The drill bit of the soft brill of the present invention can carry out arc drilling along guide pin, enables osseous tunnel to reach tibia from tibia side
Platform subsides the lower section of bone piece；The drill bit of soft brill is annular jumping through hoops, has the bone piece under connection sleeve pipe, drilling can below ring-type jumping through hoops
To fall in connection sleeve pipe from the hollow endoporus of annular jumping through hoops, for using during bone grafting.
The present invention solves the problems, such as to carry out osseous tunnel molding below tibial bone folded block, can retain the bone in osseous tunnel
Fragment is used for bone grafting, takes full advantage of the skeleton of patient itself, is advantageous to the restoration ecosystem of skeleton it is ensured that fracture site is hard
Strong fixed, avoid simultaneously and take bone to operate from patient's other position, decrease the operation wound of patient, make patient's rehabilitation as early as possible,
Decrease surgery cost.
The present invention is the pioneering of osseous tunnel molding in bone surgery, is that the development of orthopaedics Minimally Invasive Surgery provides strong
Hold, can be used for setting up the osseous tunnel of various bone surgeries, have in bone surgery field and fabulous promote the use of prospect.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A-A sectional view of Fig. 1.
In figure labelling is as follows：Tibia 1, guide pin 2, flex-stem 3, swivel head 4, annular jumping through hoops 5, connecting rod 6, connection sleeve pipe 7,
Osseous tunnel 8.
Specific embodiment
The present invention is made up of guide pin 2, soft brill, connection sleeve pipe 7, and wherein soft brill is by motor, flex-stem 3, swivel head 4, ring
Shape jumping through hoops 5, connecting rod 6 form.
In figure shows, swivel head 4 rear portion is connected with the front end of flex-stem 3, and the rear end of flex-stem 3 is connected with motor
Connect, motor drives flex-stem 3 to rotate, flex-stem 3 is rotated 4 rotation.Above structure is prior art, no longer superfluous
State.
In figure shows, there is guide pinhole at swivel head 4 center, and guide pinhole is along the central axis of swivel head 4.During boring, guide pin 2
It is inserted in the guide pinhole of swivel head 4, swivel head 4 can carry out arc drilling along guide pin 2, enables osseous tunnel 8 from tibial side
Face reaches tibial plateau and subsides the lower section of bone piece.
In figure shows, the top edge of annular jumping through hoops 5 is circumferentially arranged with brill tooth, and annular jumping through hoops 5 can be in tibia 1
Cavity ring shape is cut, and the tibia sclerotin in the inner wall space of annular jumping through hoops 5 can fall after being cut from annular jumping through hoops 5.Annular
A diameter of 13-16mm of jumping through hoops 5, the width of annular jumping through hoops 5 is 0.4mm.
In figure shows, the inwall of annular jumping through hoops 5 is connected with the outer circumferential walls of swivel head 4 by connecting rod 6, connecting rod 6 and revolving
The axis of rotary head 4 is vertical, and multiple connecting rods 6, along the circumference uniform distribution of annular jumping through hoops 5, have the bone under being cut between adjacent links 6
The gap that block passes through.
In figure shows, the centrage of the body of rod of multiple connecting rods 6 is overlapped with the diameter of swivel head 4 respectively, and the body of rod of connecting rod 6 is
Sector, fan-shaped plan is axially vertical with swivel head 4, and the big end of fan-shaped plan is connected with the inwall of annular jumping through hoops 5, fan-shaped flat
The small end in face is connected with the outer circumferential walls of swivel head 4.Connecting rod 6 adopts this structure, can increase the intensity of annular jumping through hoops 5,
Annular jumping through hoops 5 is prevented to be distorted and deform.
In figure shows, the rear end connection sleeve pipe 7 of annular jumping through hoops 5, and connection sleeve pipe 7 is flexible flexible structure.Adapter sleeve
Pipe 7 is the sleeve of spiral metal tube or metal wire knitted, and the diameter of connection sleeve pipe 7 is matched with the diameter of annular jumping through hoops 5, connects
The length of sleeve pipe 7 is more than the length of osseous tunnel 8.Bone piece under drilling can fall into connection from the hollow endoporus of annular jumping through hoops 5
In sleeve pipe 7, for using during bone grafting.
The using method of the present invention is as follows：
Patient is performed the operation under intravertebral anesthesia, takes dorsal positions after anaesthetic effect is satisfied.At the 3cm under tibial tubercle under perspective
Φ 2.5mm guide pin 2 is penetrated with suitable direction, stops at about 1cm under guide pin 2 top to tibial plateau collapsed fracture block.
The swivel head 4 of soft brill is penetrated guide pin 2, is holed along guide pin 2 direction, boring reaches tibial plateau collapsed fracture
Below block, the bone piece under cutting is stored in connection sleeve pipe 7.
Connection sleeve pipe 7, soft brill, guide pin 2, bone piece of subsiding jack-up device is exited from osseous tunnel 8（Another patent）Insert
In osseous tunnel 8, gently tapped with hand hammer, by sclerite jack-up.Take out jack-up device, measure osseous tunnel length, adsorbable bone is lacked
Damage obturator（Another patent）Insert filling in osseous tunnel, finally fractured with plate fixation.
In above process, guide pin 2 and soft brill can be carried out at twice.Straight from the lateral tibia of tibia 1 oblique upper for the first time
To squeezing into guide pin 2, then soft boring bores oblique straight hole along guide pin 2, stops to tibia 1 centrage, exits soft boring and guide pin 2.
Squeeze into guide pin 2 along tibia 1 centerline direction for the second time below the front end of straight hole is to tibial plateau again, soft brill is along guide pin 2
It is bored into below tibial plateau, complete to hole.Can ensure that the direction that guide pin 2 is squeezed into is accurate using the method holed twice, bore
Hole will not deflection.
Claims (4)
1. a kind of osseous tunnel shaper that can retain sclerotin, it includes guide pin（2）, soft brill, the swivel head of soft brill（4）Rear portion with
Flex-stem（3）Front end be connected, flex-stem（3）Rear end be connected with motor it is characterised in that：The brill of its soft brill
Head is by swivel head（4）, annular jumping through hoops（5）And connecting rod（6）Composition, annular jumping through hoops（5）Top edge be circumferentially arranged with brill tooth,
Connecting rod（6）With swivel head（4）Axis vertical, annular jumping through hoops（5）Inwall pass through connecting rod（6）Swivel head with soft brill（4）'s
Outer circumferential walls are connected, multiple connecting rods（6）Along annular jumping through hoops（5）Circumference uniform distribution, adjacent links（6）Between have bone piece to pass through
Gap, annular jumping through hoops（5）Rear end connection sleeve pipe（7）, connection sleeve pipe（7）For flexible flexible structure, swivel head（4）In
The heart has guide pinhole, and guide pinhole is along swivel head（4）Central axis.
2. the osseous tunnel shaper that sclerotin can be retained according to claim 1 it is characterised in that：The plurality of connecting rod
（6）The body of rod centrage respectively with swivel head（4）Diameter overlap, connecting rod（6）The body of rod be sector, fan-shaped plan and rotation
Head（4）Axially vertical, the big end of fan-shaped plan with annular jumping through hoops（5）Inwall be connected, the small end of fan-shaped plan and rotation
Head（4）Outer circumferential walls be connected.
3. the osseous tunnel shaper that sclerotin can be retained according to claim 2 it is characterised in that：Described connection sleeve pipe
（7）For the sleeve of spiral metal tube or metal wire knitted, connection sleeve pipe（7）Diameter with annular jumping through hoops（5）Diameter match,
Connection sleeve pipe（7）Length be more than osseous tunnel（8）Length.
4. the osseous tunnel shaper that sclerotin can be retained according to claim 3 it is characterised in that：Described annular jumping through hoops
（5）A diameter of 15-20mm, annular jumping through hoops（5）Width be 2-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952691.4A CN106388900A (en) | 2016-11-03 | 2016-11-03 | Bone tunnel forming device capable of retaining bone substances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952691.4A CN106388900A (en) | 2016-11-03 | 2016-11-03 | Bone tunnel forming device capable of retaining bone substances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106388900A true CN106388900A (en) | 2017-02-15 |
Family
ID=58014409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610952691.4A Pending CN106388900A (en) | 2016-11-03 | 2016-11-03 | Bone tunnel forming device capable of retaining bone substances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106388900A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821452A (en) * | 2017-02-22 | 2017-06-13 | 四川大学华西医院 | Bone arc hole puncher |
| CN108433775A (en) * | 2018-04-10 | 2018-08-24 | 河北医科大学第三医院 | A kind of intra-articular restorer of tibial plateau |
| CN108814697A (en) * | 2018-06-08 | 2018-11-16 | 罗政强 | A kind of femoral interlocking nail opener with three-dimensional localization function |
| CN111513802A (en) * | 2020-05-06 | 2020-08-11 | 遵义医科大学附属医院 | Accurate limit for depth mill suit of backbone minimal access surgery with inhaling cutting formula percutaneous vertebral plate drilling grinding |
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| US5676545A (en) * | 1994-08-15 | 1997-10-14 | Jones; Shedrick D. | Method and apparatus for implantation |
| US20050203527A1 (en) * | 2004-03-03 | 2005-09-15 | Scimed Life Systems, Inc. | Apparatus and methods for removing vertebral bone and disc tissue |
| CN201519185U (en) * | 2009-09-27 | 2010-07-07 | 张纯朴 | Microinvasive intraosseous bone grafting instrument |
| CN104546061A (en) * | 2014-12-30 | 2015-04-29 | 王占文 | Novel orthopaedic flexible drill |
| CN204520860U (en) * | 2015-02-15 | 2015-08-05 | 上海三友医疗器械有限公司 | A kind ofly to dash forward the abrasive drilling of sclerotin for removing joint of vertebral column |
| CN204723133U (en) * | 2015-06-05 | 2015-10-28 | 山东省医学科学院附属医院 | The special bone drill of a kind of seeds implanted |
| CN204723132U (en) * | 2015-05-09 | 2015-10-28 | 李宇钟 | Orthopaedics bores bone object with great visual angle |
| CN206560459U (en) * | 2016-11-03 | 2017-10-17 | 河北医科大学第三医院 | It is a kind of to retain the osseous tunnel shaper of sclerotin |
-
2016
- 2016-11-03 CN CN201610952691.4A patent/CN106388900A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5676545A (en) * | 1994-08-15 | 1997-10-14 | Jones; Shedrick D. | Method and apparatus for implantation |
| US20050203527A1 (en) * | 2004-03-03 | 2005-09-15 | Scimed Life Systems, Inc. | Apparatus and methods for removing vertebral bone and disc tissue |
| CN201519185U (en) * | 2009-09-27 | 2010-07-07 | 张纯朴 | Microinvasive intraosseous bone grafting instrument |
| CN104546061A (en) * | 2014-12-30 | 2015-04-29 | 王占文 | Novel orthopaedic flexible drill |
| CN204520860U (en) * | 2015-02-15 | 2015-08-05 | 上海三友医疗器械有限公司 | A kind ofly to dash forward the abrasive drilling of sclerotin for removing joint of vertebral column |
| CN204723132U (en) * | 2015-05-09 | 2015-10-28 | 李宇钟 | Orthopaedics bores bone object with great visual angle |
| CN204723133U (en) * | 2015-06-05 | 2015-10-28 | 山东省医学科学院附属医院 | The special bone drill of a kind of seeds implanted |
| CN206560459U (en) * | 2016-11-03 | 2017-10-17 | 河北医科大学第三医院 | It is a kind of to retain the osseous tunnel shaper of sclerotin |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821452A (en) * | 2017-02-22 | 2017-06-13 | 四川大学华西医院 | Bone arc hole puncher |
| CN106821452B (en) * | 2017-02-22 | 2020-08-07 | 四川大学华西医院 | Bone arc hole puncher |
| CN108433775A (en) * | 2018-04-10 | 2018-08-24 | 河北医科大学第三医院 | A kind of intra-articular restorer of tibial plateau |
| CN108433775B (en) * | 2018-04-10 | 2019-08-02 | 河北医科大学第三医院 | A kind of intra-articular restorer of tibial plateau |
| CN108814697A (en) * | 2018-06-08 | 2018-11-16 | 罗政强 | A kind of femoral interlocking nail opener with three-dimensional localization function |
| CN111513802A (en) * | 2020-05-06 | 2020-08-11 | 遵义医科大学附属医院 | Accurate limit for depth mill suit of backbone minimal access surgery with inhaling cutting formula percutaneous vertebral plate drilling grinding |
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Application publication date: 20170215 |
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