CN201617897U - Dual-purpose femoral head single-knife sneaking drilling and expanding device - Google Patents
Dual-purpose femoral head single-knife sneaking drilling and expanding device Download PDFInfo
- Publication number
- CN201617897U CN201617897U CN2010201293098U CN201020129309U CN201617897U CN 201617897 U CN201617897 U CN 201617897U CN 2010201293098 U CN2010201293098 U CN 2010201293098U CN 201020129309 U CN201020129309 U CN 201020129309U CN 201617897 U CN201617897 U CN 201617897U
- Authority
- CN
- China
- Prior art keywords
- femoral head
- hole
- blade
- screw
- push
- 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.)
- Expired - Lifetime
Links
- 238000005553 drilling Methods 0.000 title abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000003550 marker Substances 0.000 claims description 7
- 230000001737 promoting effect Effects 0.000 claims description 4
- 201000010099 disease Diseases 0.000 abstract description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 7
- 230000006837 decompression Effects 0.000 abstract description 6
- 210000000527 greater trochanter Anatomy 0.000 abstract description 5
- 241000425571 Trepanes Species 0.000 abstract description 4
- 208000030016 Avascular necrosis Diseases 0.000 abstract 1
- 206010031264 Osteonecrosis Diseases 0.000 abstract 1
- 208000007875 Femur Head Necrosis Diseases 0.000 description 4
- 206010028851 Necrosis Diseases 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000017074 necrotic cell death Effects 0.000 description 4
- 238000011282 treatment Methods 0.000 description 3
- 238000002679 ablation Methods 0.000 description 2
- 210000004394 hip joint Anatomy 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000004409 osteocyte Anatomy 0.000 description 1
- 238000011541 total hip replacement Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The utility model relates to a dual-purpose femoral head single-knife sneaking drilling and expanding device, which is applicable to treating diseases, such as femoral head avascular necrosis and the like via a mechanism of core decompression. The dual-purpose femoral head single-knife sneaking drilling and expanding device comprises a nut cap (1), a bolt (2), a nut (3), a socket hexagonal cylindrical screw (4), an upper cover plate (5), a hand-screwing nut (6), a handle (7), a set screw (8), a sleeve (9), a push-pull screw (10), a push connecting rod (11), a knife edge (12), a sealed end plug (13) and a dowel shaft (14). The dual-purpose femoral head single-knife sneaking drilling and expanding device is characterized in that the hand-screwing nut (6) is provided with a groove, knurls, scales, steps and a thread through hole, the sleeve (9) is provided with steps, scales and slots, the push-pull screw (10) is provided with blind holes and obround holes, and the push connecting rod (11) is provided with inclined steps and slots. An operator uses a trepan to open a tunnel hole directly reaching femoral head at a position of femoral head greater trochanter, then extends the front end of the dual-purpose femoral head single-knife sneaking drilling and expanding device to the hole, adjusts machines and cuts off sequestrums.
Description
Technical field
This utility model relates to a kind of femoral head hilted broadsword and moves under water and bore to expand double purpose device, by core decompression mechanism, is applicable to diseases such as treatment ischemic necrosis of femoral head.
Background technology
Ischemic necrosis of femoral head is a kind of common disease, all treatments can only be the development speeds of managing to delay the course of disease, femoral head is kept or postpone the time of doing total hip replacement, the sickness rate of present this disease is ascendant trend year by year, be mainly in the youth, disability rate is very high, and its disease can be involved whole hip joint eventually, make the hip joint function forfeiture, have a strong impact on patient's work and social life ability.
For I, II option share head necrosis, the prefered method of generally acknowledging is the core decompression art both at home and abroad, the marrow that lowers capital pressure and then reduction femoral head is intrinsic pressure, again recover endovascular blood flow, make femur head necrosis obtain repairing, alleviate the pain of hip, the core decompression art adopts two kinds of operation approach at present: the one, and through the greater trochanter approach, use trepan, brill, osseous pin in the femoral head internal drilling; The 2nd, cut joint wardrobe cervical region decompression by fenestration.First kind: the patient damages little, but it is insufficient to reduce pressure, and sequestrum can not be removed, and produces heat during boring and can cause the necrosis of tunnel perimeter osteocyte; Second kind: can remove sequestrum, but bigger to patient's damage, and can destroy capital surface texture, increase the weight of the destruction that femoral head blood is transported and be unsuitable for III option share head necrosis.
Summary of the invention
This utility model is just under the prerequisite that keeps the prior art advantage, at capital features of shape, overcome its drawback, provide a kind of boring to expand dual-purpose, selective ablation sequestrum, the patient is damaged femoral head hilted broadsword little, that carry out through greater trochanter move under water to bore and expand double purpose device.
The technical solution of the utility model is as follows:
The femoral head hilted broadsword moves under water to bore and expands double purpose device, by blind nut (1), double-screw bolt (2), nut (3), hexagon socket cap head screw (4), upper cover plate (5), hand rotary nut (6), handle (7), holding screw (8), sleeve (9), push-pull screw (10), promote connecting rod (11), blade (12), seal plug (13), pin axle (14) is formed, it is characterized in that: hand rotary nut (6) has annular groove and its two ends outer surface that annular knurl is arranged, slot part has scale marker, there is step the upper and lower end face, the center tapped through hole; Sleeve (9) left end has step, and outer surface has scale marker, and central through hole, right-hand member have a fluting and two ends that two pin holes are arranged; Push-pull screw (10) left end has external screw thread and tapped blind hole, and a slotted hole is arranged between external screw thread and polished rod; Promoting connecting rod (11) right-hand member is an oblique step and a fluting; Blade (12) right-hand member is an arcuation, and respectively there are rake, hypsokinesis face and sharp knife edges in front and back, and left end has a through hole.
Hand rotary nut (6): there is step the upper and lower end face, pack into behind the handle (7), with its generation gap, be easy to manual rotation, drive screw rod and move forward and backward, control blade abduction, tapped through hole its screw thread in center has two kinds of project organizations: a kind of is the single thread structural design, every rotation one scale blade abduction 0.44mm, maximum abduction radius is 19.3mm, when blade during in the home position hand rotary nut (6) triple turn arrive the maximum abduction of blade position; A kind of is 3 head thread structural design forms, every rotation one scale blade abduction 1.6mm, and maximum abduction radius is 22mm.
Handle (7): signal sign in blade (12) orientation is arranged.
Sleeve (9): the left end step is connected with handle (7), outer surface has scale marker, be beneficial to the control and the accurate location of depth of drive, central through hole is hinged with and seals plug (13), blade (12), promotes connecting rod (11), push-pull screw (10), sleeve (9) can go out plurality of specifications according to its diameter, Design of length, selects for use during for operation.
Push-pull screw (10): tapped blind hole and double-screw bolt (2), nut (3), blind nut (1) connects successively, external screw thread and hand rotary nut (6) are connected on the handle (7), holding screw (8) passes handle (7), sleeve (9) is inserted slotted hole inner control screw rod and is moved forward and backward limiting quantity, external screw thread has two kinds of project organizations: a kind of is the single thread structure, a kind of is 3 head thread structural design forms, hand rotary nut (6) drives screw rod and promotes connecting rod (11) and moves forward and backward, control blade (12) abduction amount, this part has two kinds of project organizations to realize the abduction of blade (12): a kind of is that right-hand member has a step and a pin hole, connect and promote connecting rod (11), and promote connecting rod (11) left end one blind hole and an oval through hole are arranged, push-pull screw (10) pin hole and slotted hole are on same centrage, another kind is that both are the version of one, and its polished rod two ends front-back is a flat horizontal surface and tangent with the polished rod face, and right-hand member fluting portion two ends are circular-arc.
Promote connecting rod (11): fluting portion and two ends thereof are circular-arc, utilize the some contact form to promote blade (12) abduction.
Blade (12): right-hand member is an arcuation, and respectively there are a rake, hypsokinesis inclined-plane and sharp knife edges in front and back, can bore and expand the dual-purpose sequestrum of being convenient to remove, and left end has a through hole, and pin axle (14) passes through hole blade (12) is hinged in sleeve (9) hole.
Carry out femoral head when moving under water decompression operation, at first open a through hole, capital tunnel at femoral head greater trochanter place with trepan, then, the femoral head hilted broadsword front end that bore to expand double purpose device that moves under water is stretched in the hole, tunnel, and under the cooperation of X-ray or other fluoroscopic apparatus, limit rotation hand rotary nut (6), the limit rotates whole apparatus by hand, when blade (12) during in the home position, the boring function is arranged, and visual location of necrosis is carried out selective excision during the excision sequestrum, after sequestrum is removed totally, rotation hand rotary nut (6), apparatus can take out.
The femoral head hilted broadsword moves under water and bore to expand double purpose device when diseases such as treatment ischemic necrosis of femoral head, can bore expand dual-purpose, the selective ablation sequestrum, to the patient damage little, simple operation is practical, is suitable for the orthopaedics clinical application.
Description of drawings
Fig. 1 is a population structure sketch map of the present utility model;
Fig. 2 is that both are the structural representation of one to push-pull screw of the present utility model (10) with promoting connecting rod (11);
Fig. 3 is blind nut of the present utility model (a 1) structure chart;
Fig. 4 is double-screw bolt of the present utility model (a 2) structure chart;
Fig. 5 is nut of the present utility model (a 3) structure chart;
Fig. 6 is hexagon socket cap head screw of the present utility model (a 4) structure chart;
Fig. 7 is upper cover plate of the present utility model (a 5) structure chart;
Fig. 8 is hand rotary nut of the present utility model (a 6) structure chart;
Fig. 9 is handle of the present utility model (a 7) structure chart;
Figure 10 is holding screw of the present utility model (a 8) structure chart;
Figure 11 is sleeve of the present utility model (a 9) structure chart;
Figure 12 is push-pull screw of the present utility model (a 10) structure chart;
Figure 13 is promotion connecting rod of the present utility model (a 11) structure chart;
Figure 14 is blade of the present utility model (a 12) structure chart;
Figure 15 is plug (13) structure chart that seals of the present utility model;
Figure 16 is pin axle of the present utility model (a 14) structure chart;
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The femoral head hilted broadsword moves under water to bore and expands double purpose device, by blind nut (1), double-screw bolt (2), nut (3), hexagon socket cap head screw (4), upper cover plate (5), hand rotary nut (6), handle (7), holding screw (8), sleeve (9), push-pull screw (10), promote connecting rod (11), blade (12), seal plug (13), pin axle (14) is formed, it is characterized in that: hand rotary nut (6) has annular groove and its two ends outer surface that annular knurl is arranged, slot part has scale marker, there is step the upper and lower end face, the center tapped through hole; Sleeve (9) left end has step, and outer surface has scale marker, and central through hole, right-hand member have a fluting and two ends that two pin holes are arranged; Push-pull screw (10) left end has external screw thread and tapped blind hole, and a slotted hole is arranged between external screw thread and polished rod; Promoting connecting rod (11) right-hand member is an oblique step and a fluting; Blade (14) right-hand member is an arcuation, and respectively there are rake, hypsokinesis face and sharp knife edges in front and back, and left end has a through hole.Open a through hole, capital tunnel at femoral head greater trochanter place with trepan, then, the femoral head hilted broadsword front end that bore to expand double purpose device that moves under water is stretched in the hole, tunnel, and under the cooperation of X-ray or other fluoroscopic apparatus, limit rotation hand rotary nut (6), the limit rotates whole apparatus by hand, progressively that sequestrectomy is clean, after sequestrum is removed totally, rotation hand rotary nut (6), apparatus can take out.
Claims (5)
1. the femoral head hilted broadsword moves under water to bore and expands double purpose device, by blind nut (1), double-screw bolt (2), nut (3), hexagon socket cap head screw (4), upper cover plate (5), hand rotary nut (6), handle (7), holding screw (8), sleeve (9), push-pull screw (10), promote connecting rod (11), blade (12), seal plug (13), pin axle (14) is formed, it is characterized in that: hand rotary nut (6) has annular groove and its two ends outer surface that annular knurl is arranged, slot part has scale marker, there is step the upper and lower end face, the center tapped through hole; Sleeve (9) left end has step, and outer surface has scale marker, and central through hole, right-hand member have a fluting and two ends that two pin holes are arranged; Push-pull screw (10) left end has external screw thread and tapped blind hole, and a slotted hole is arranged between external screw thread and polished rod; Promoting connecting rod (11) right-hand member is an oblique step and a fluting; Blade (12) right-hand member is an arcuation, and respectively there are rake, hypsokinesis face and sharp knife edges in front and back, and left end has a through hole.
2. femoral head hilted broadsword according to claim 1 moves under water to bore and expands double purpose device, it is characterized in that, described hand rotary nut (6) center its screw thread of tapped through hole has two kinds of project organizations: a kind of is the single thread structural design, every rotation one scale blade abduction 0.44mm, maximum abduction radius is 19.3mm, when blade during in the home position hand rotary nut (6) triple turn arrive the maximum abduction of blade (12) position, a kind of is 3 head thread structural design forms, every rotation one scale blade abduction 1.6mm, maximum abduction radius is 22mm.
3. femoral head hilted broadsword according to claim 1 moves under water to bore and expands double purpose device, it is characterized in that, described handle (7) has blade (12) orientation signal sign.
4. femoral head hilted broadsword according to claim 1 moves under water to bore and expands double purpose device, it is characterized in that, described push-pull screw (10) external screw thread has two kinds of project organizations: a kind of is the single thread structure, a kind of is 3 head thread structural design forms, this part has two kinds of project organizations to realize the abduction of blade (12): a kind of is that right-hand member has a step and a pin hole, connect and promote connecting rod (11), and promote connecting rod (11) left end one blind hole and an oval through hole are arranged, push-pull screw (10) pin hole and slotted hole are on same centrage, another kind is that both are the version of one, and its polished rod two ends front-back is a flat horizontal surface and tangent with the polished rod face, and right-hand member fluting portion two ends are circular-arc.
5. femoral head hilted broadsword according to claim 1 moves under water to bore and expands double purpose device, it is characterized in that described promotion connecting rod (11) fluting portion and two ends thereof are circular-arc, utilizes the some contact form to promote blade (12) abduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201293098U CN201617897U (en) | 2010-03-12 | 2010-03-12 | Dual-purpose femoral head single-knife sneaking drilling and expanding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201293098U CN201617897U (en) | 2010-03-12 | 2010-03-12 | Dual-purpose femoral head single-knife sneaking drilling and expanding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201617897U true CN201617897U (en) | 2010-11-03 |
Family
ID=43021348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201293098U Expired - Lifetime CN201617897U (en) | 2010-03-12 | 2010-03-12 | Dual-purpose femoral head single-knife sneaking drilling and expanding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201617897U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103764047A (en) * | 2011-03-11 | 2014-04-30 | 史密夫和内修有限公司 | Cutting instrument |
| CN107530091A (en) * | 2015-04-09 | 2018-01-02 | Tag医疗器材农业合作有限公司 | The device and its application method that bony material removes |
| CN108904003A (en) * | 2018-07-23 | 2018-11-30 | 孙悦 | A kind of orthopaedics Fingers osseous surgery device for excising |
| CN108904002A (en) * | 2018-07-23 | 2018-11-30 | 孙悦 | A kind of orthopaedics Fingers osseous surgery cutting device |
| CN110292413A (en) * | 2019-06-27 | 2019-10-01 | 河北科技大学 | Revolution cavity is begun to speak device in a kind of |
| CN110974341A (en) * | 2019-12-18 | 2020-04-10 | 西南医科大学附属中医医院 | Femoral head pressure reducer with groove for removing dead bone through rotation |
| US10660657B2 (en) | 2016-02-11 | 2020-05-26 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Bone material removal device and a method for use thereof |
| US11020132B2 (en) | 2016-04-24 | 2021-06-01 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Guiding device and method of using thereof |
| US11033283B2 (en) | 2014-10-19 | 2021-06-15 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Kit including a guiding system and a bone material removal device |
| US11202641B2 (en) | 2018-08-01 | 2021-12-21 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Adjustable drilling device and a method for use thereof |
-
2010
- 2010-03-12 CN CN2010201293098U patent/CN201617897U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103764047B (en) * | 2011-03-11 | 2016-10-19 | 史密夫和内修有限公司 | Cutting apparatus |
| CN103764047A (en) * | 2011-03-11 | 2014-04-30 | 史密夫和内修有限公司 | Cutting instrument |
| US12310601B2 (en) | 2014-10-19 | 2025-05-27 | T.A.G. Medical Products Corporation Ltd. | Kit including a guiding system and a bone material removal device |
| US11896242B2 (en) | 2014-10-19 | 2024-02-13 | T.A.G. Medical Products Corporation Ltd. | Kit including a guiding system and a bone material removal device |
| US11033283B2 (en) | 2014-10-19 | 2021-06-15 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Kit including a guiding system and a bone material removal device |
| US11779353B2 (en) | 2015-04-09 | 2023-10-10 | T.A.G. Medical Products Corporation Ltd. | Bone material removal device and a method for use thereof |
| CN107530091A (en) * | 2015-04-09 | 2018-01-02 | Tag医疗器材农业合作有限公司 | The device and its application method that bony material removes |
| US12102337B2 (en) | 2016-02-11 | 2024-10-01 | T.A.G. Medical Products Corporation Ltd. | Bone material removal device and a method for use thereof |
| US10660657B2 (en) | 2016-02-11 | 2020-05-26 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Bone material removal device and a method for use thereof |
| US11446042B2 (en) | 2016-02-11 | 2022-09-20 | T.A.G. Medical Products Corporation Ltd. | Bone material removal device and a method for use thereof |
| US11020132B2 (en) | 2016-04-24 | 2021-06-01 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Guiding device and method of using thereof |
| US11844537B2 (en) | 2016-04-24 | 2023-12-19 | T.A.G. Medical Products Corporation Ltd. | Guiding device and method of using thereof |
| CN108904002A (en) * | 2018-07-23 | 2018-11-30 | 孙悦 | A kind of orthopaedics Fingers osseous surgery cutting device |
| CN108904003A (en) * | 2018-07-23 | 2018-11-30 | 孙悦 | A kind of orthopaedics Fingers osseous surgery device for excising |
| US11690635B2 (en) | 2018-08-01 | 2023-07-04 | T.A.G. Medical Products Corporation Ltd. | Adjustable drilling device and a method for use thereof |
| US11202641B2 (en) | 2018-08-01 | 2021-12-21 | T.A.G. Medical Devices—Agriculture Cooperative Ltd. | Adjustable drilling device and a method for use thereof |
| US12369927B2 (en) | 2018-08-01 | 2025-07-29 | T.A.G. Medical Products Corporation Ltd. | Adjustable drilling device and a method for use thereof |
| CN110292413A (en) * | 2019-06-27 | 2019-10-01 | 河北科技大学 | Revolution cavity is begun to speak device in a kind of |
| CN110974341A (en) * | 2019-12-18 | 2020-04-10 | 西南医科大学附属中医医院 | Femoral head pressure reducer with groove for removing dead bone through rotation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201617897U (en) | Dual-purpose femoral head single-knife sneaking drilling and expanding device | |
| CN203303117U (en) | Surgical planing device tool bit | |
| NZ512331A (en) | Surgical reamer and method of using same | |
| CN108742768A (en) | Micro-wound bone taking device | |
| CN203935242U (en) | Wicresoft's fast fetching bone object | |
| ATE451063T1 (en) | DEVICES FOR EXTRACTION AND COLLECTION OF TISSUE PARTICLES USING A COOL-LESS DRILLING METHOD WITH LOW ROTATION SPEED | |
| CN204542282U (en) | Wicresoft's fast fetching bone object | |
| CN108618825A (en) | Minimally invasive bone tissue surgical apparatus | |
| CN205286459U (en) | Eccentric abrasive drilling | |
| CN204520860U (en) | A kind ofly to dash forward the abrasive drilling of sclerotin for removing joint of vertebral column | |
| CN2469895Y (en) | Sneak-dilating decompressor for head of femur | |
| CN207575191U (en) | Minimally invasive bone tissue surgical apparatus | |
| CN207084844U (en) | A kind of ultrasonic osteotome bit and piezosurgery osteotomy | |
| CN220713978U (en) | Bone knife convenient for angle adjustment | |
| CN210990819U (en) | Bone collecting forming drill | |
| CN210009092U (en) | Minimally invasive bone harvesting device | |
| CN110269662B (en) | bone removal tool | |
| CN204600612U (en) | Versatile bone operation knife | |
| CN207575190U (en) | The cutter of minimally invasive bone tissue surgical apparatus | |
| CN204562292U (en) | Reamer for hip arthroplasty,acetabulum | |
| CN201564551U (en) | Intramedullary decompression apparatus | |
| CN206434380U (en) | A kind of reamer | |
| CN2467057Y (en) | Internal hole dilating drill for orthopedics | |
| CN203873826U (en) | Drill bit capable of allowing size of drill hole to be adjusted | |
| CN206350744U (en) | A kind of special osteotome of foramen intervertebrale lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160314 Address after: 100021 Beijing city Chaoyang District Huawei bohuanhuayuan No. nine building No. 7 803 Patentee after: Hu Huanyu Address before: 101204 West Beijing District of Pinggu City Mafang Industrial Zone No. 50 Patentee before: Beijing Fule Science & Technology Development Co., Ltd. Patentee before: Hu Huanyu |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 101204 West Beijing District of Pinggu City Mafang Industrial Zone No. 50 Patentee after: Hu Huanyu Address before: 100021 Beijing city Chaoyang District Huawei bohuanhuayuan No. nine building No. 7 803 Patentee before: Hu Huanyu |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101103 |