CN103445853A - Suspension arm type odontoid guide needle sighting device - Google Patents
Suspension arm type odontoid guide needle sighting device Download PDFInfo
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- CN103445853A CN103445853A CN2013103752693A CN201310375269A CN103445853A CN 103445853 A CN103445853 A CN 103445853A CN 2013103752693 A CN2013103752693 A CN 2013103752693A CN 201310375269 A CN201310375269 A CN 201310375269A CN 103445853 A CN103445853 A CN 103445853A
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Abstract
The invention discloses a suspension arm type odontoid guide needle sighting device, which comprises two lower connecting seats, wherein the two lower connecting seats are respectively provided with an upper pressing plate and a lower support plate, each upper pressing plate is screwed with a plurality of jacking bolts, an n-shaped suspension arm is fixedly connected between the two opposite upper pressing plates, and is sheathed with an upper clamping block, the upper clamping block is provided with an upper adjusting bolt column in a penetrating way, one end of the upper adjusting bolt column is screwed with an upper adjusting nut, the other end of the upper adjusting bolt column is provided with a conical penetrating column, the surface of the upper clamping block is provided with a conical annular groove, the lower part of an upper adjusting rod is sheathed with a lower clamping block, the lower clamping block is provided with a lower adjusting bolt column in a penetrating way, one end of the lower adjusting bolt column is screwed with a lower adjusting nut, the other end of the lower adjusting bolt column is provided with a lower penetrating column, the lower penetrating column is provided with a lower penetrating hole, a working sleeve tube penetrates into the lower penetrating hole, the interior of the working sleeve tube is rotationally connected with a sighting sleeve tube, the upper end of the sighting sleeve tube is provided with a handle, and the lower end of the sighting sleeve tube is provided with clamping teeth. The device has the advantages that the fixing is reliable, the sighting is accurate, the adjustment is simple and convenient, and the reaming depth is conveniently and accurately controlled.
Description
Technical field
The invention belongs to the Orthopeadic Surgery technical field of medical instruments, be specifically related to a kind of cantilevered odontoid process guidepin aiming device.
Background technology
Through the existing 20 years history of the prominent fracture of anterior approach tooth hollow screw fixation, be mainly used in the prominent fracture of the shallow III type of Anderson II type and Anderson tooth, operation acquires a certain degree of difficulty, the hollow screw location will definitely not cause the internal fixation screw skew, the not good or malunion of the prominent union of fracture of tooth, even stab spinal dura mater and nerve.In the prominent fracture of the tooth of being expert at screw, fixedly the time, the first step will penetrate Kirschner wire, and because Kirschner wire is thin and long, the inserting needle direction is difficult for grasp, is prone to deviation.As will be proofreaied and correct, inserting needle again, often be difficult to avoid former needle track, thereby cause interior fixed position and poor effect.The inventor has applied for the patent of invention that a patent No. is 200910020476.0, denomination of invention is odontoid process guidepin aiming device in 2009, a kind of odontoid process guidepin aiming device is wherein disclosed, it comprises connecting cross beam, one end of connecting cross beam is fitted with for being set with the hollow guide bur of guide pin, and the connecting cross beam of this end is provided with hollow guide bur locking device; Be provided with the universal regulator may be locked on connecting cross beam at the middle part of connecting cross beam, be fitted with adjustable fixed bar in universal regulator, while adopting the odontoid process guidepin aiming device of said structure, after fixed bar is fixed to C4 or C5 vertebral body, rotate around connecting cross beam rotation, two cramps the angle that pierces that enters pin angle and hollow guide bur of adjusting Kirschner wire by universal regulator around fixed bar, there is following shortcoming in it: 1. fixed bar is difficult to accurately fixing, thereby cause a whole set of sight unstable, easily cause hollow screw to locate inaccurate phenomenon; 2. because hollow guide bur diameter is thinner, easily tremble in boring reaming process, thereby easily cause the peripheral soft tissues damage, affect surgical effect; 3. owing to limited by visual area, above-mentioned adjustment need to be carried out twisting repeatedly and the adjusting of universal regulator, and three-dimensional perspective is regulated very difficult, has extended operating time and has increased operating difficulty; 4. need to and determine the degree of depth that pierces of hollow guide bur with doctor's technology in operation by the cooperation of x-ray fluoroscopy, cross and deeply easily undermine oblongata, cross and shallowly can not connect, increase operating difficulty.
Summary of the invention
The technical problem to be solved in the present invention be for overcome shortcoming that above-mentioned odontoid process guidepin aiming device exists provide a kind of fixed, aim at accurately, adjust easy and be convenient to accurately control the cantilevered odontoid process guidepin aiming device of the reaming degree of depth, to shorten operating time, reduce operation wound and complication.
For solving the problems of the technologies described above, the invention provides the cantilevered odontoid process guidepin aiming device with following construction features: it comprises two lower connecting bases that are oppositely arranged, two lower connecting bases have respectively upper pressure plates and the bottom plate of upper and lower parallel and corresponding setting, be bolted with a plurality of puller bolts on upper pressure plates, being connected with cross section between pressure plates on relative two is circular door shape cantilever, be set with the upper fixture block rotated around it on door shape cantilever, upper fixture block is coated with columned upper adjustment hitching post, one end of upper adjustment hitching post is bolted with adjusting nut, the other end is provided with taper and installs post, the frustum position that taper installs post is provided with the upper mounting hole arranged with upper adjustment hitching post quadrature, be coated with the cylindric and surperficial upper adjusting lever that anti-slip veins is set in upper mounting hole, the surface that upper fixture block installs post near taper is provided with the taper annular groove adapted with the frustum position, be provided with anti-skidding groove on the taper annular groove, the bottom of upper adjusting lever is set with and rotates around it and lower fixture block that structure is identical with described upper fixture block, lower fixture block is coated with columned lower adjustment hitching post, one end of lower adjustment hitching post is bolted with lower adjusting nut, the other end is provided with down and installs post, under install post and be provided with the lower mounting hole arranged with lower adjustment hitching post quadrature, be coated with work sleeve cylindraceous in lower mounting hole, be fitted with the aiming sleeve for the hollow reamer of plug-in mounting and Kirschner wire in the work sleeve, the upper end of aiming at sleeve is provided with the hands handle, lower end is provided with the clamping tooth.
Described upper fixture block be an end mutually cut with scissors be fitted together, two lamellar bodies that the other end is uncovered, the upper correspondence of the apparent surface of two lamellar bodies is provided with arc groove, described door shape cantilever is inserted in the arc groove of two lamellar bodies, the opening end correspondence of two lamellar bodies of upper fixture block is provided with circular hole, and described upper adjustment hitching post is installed in corresponding circular hole and the taper on it installs the side that post is positioned at two lamellar bodies of fixture block.
Install post under described and be provided with frustum, described lower mounting hole is arranged on down the frustum position that installs post, and the surface of lower fixture block is provided with the cone groove corresponding with this frustum position, on the cone groove, also is provided with anti-skidding groove.
Described door shape cantilever forms by being fixed in respectively two sections L-type cantilevers of pressure plates on two, and the external part in opposite directions of two L-type cantilevers is rotationally connected piece by slip and connects.
Described slip is rotationally connected piece and comprises the bolt guide pillar, the bottom of bolt guide pillar is provided with the circular hole for wherein the external part in opposite directions of one section L-type cantilever inserts, the bolt guide pillar be set with from bottom to top be positioned at above-mentioned L-type cantilever top misplace a plate and top briquetting, misplace between a plate and top briquetting and be provided with for other one section circular hole that the L-type cantilever passes, the top of bolt guide pillar is bolted with clamp nut.
The upper and lower surface of described Anti-dislocation plate is respectively equipped with anti-slip veins.
The bottom of described aiming sleeve is provided with from its upwardly extending breach in bottom.
During use, conventional otch, appear the vertebral body anterior diastema, by X-ray examination, locate, determine C2, the C3 intervertebral space, lower edge point before excision C2 vertebral body, the present invention is connected on bedstead or operation bracket by lower connecting base, Kirschner wire and hollow guide bur are installed in the aiming sleeve, Kirschner wire supports into lower edge before the C2 vertebral body, after range estimation aims at, by the rotation of lower fixture block and the preliminary angle that pierces of determining hollow guide bur of rotation of work sleeve, screw lower adjustment nut locking, positive side position perspective guarantees that the extended line of hollow guide bur or Kirschner wire is positioned at the prominent central authorities of tooth, to aim at sleeve presses down and makes to clamp tooth tightly on the prominent surface of tooth, again by the rotation of upper fixture block, the rotation accurate adjustment needle angle of the rotation of upper adjustment hitching post and upper adjusting lever, by above-mentioned three-dimensional the adjustment, make needle angle more accurate, squeeze into again Kirschner wire, perspective is examined its position, be of convenient length, squeeze into hollow guide bur, and by aiming at the degree of depth that pierces of the location positioning hollow guide bur of sleeve in the work sleeve, pull down hollow guide bur after reaming, be screwed into hollow screw, after perspective, this sight of dismounting finishes operation.Owing to by lower connecting base, this sight being connected on bedstead or operation bracket, no longer need fixed bar to be fixed to C4 or C5 vertebral body, strengthened the stability of a whole set of sight; The setting of work sleeve and aiming sleeve has not only guaranteed the angle that pierces of hollow guide bur, but also plays the effect of accurate guiding; First after the Primary Location by lower fixture block, lower adjustment hitching post, work sleeve, again by the accurate adjustment away from the upper fixture block of visual area, upper adjustment hitching post and upper adjusting lever, make needle angle accurate, and this is adjusted at outside visual area, flexible operation, for the reaming in later stage and the accurate location that penetrates hollow screw provide favourable basis, accurately control the reaming degree of depth of hollow guide bur by aiming at sleeve, effectively guarantee series connection and do not undermine oblongata, shortened the time of whole operation and reduced operating difficulty and reduced operation wound and complication.
In sum, the present invention have advantages of fixed, aim at accurately, adjust easy and be convenient to accurately control the reaming degree of depth.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram along in Fig. 1, the A-A line is analysed and observe;
Fig. 3 is the schematic diagram along in Fig. 1, the B-B line is analysed and observe;
Fig. 4 is the schematic diagram along in Fig. 1, the C-C line is analysed and observe;
Fig. 5 is the schematic diagram along in Fig. 1, the D-D line is analysed and observe.
The specific embodiment
With reference to accompanying drawing, this cantilevered odontoid process guidepin aiming device comprises two lower connecting bases 1 that are oppositely arranged, two lower connecting bases 1 have respectively upper pressure plates 11 and the bottom plate 12 of upper and lower parallel and corresponding setting, be bolted with a plurality of puller bolts 13 on upper pressure plates 11, being connected with cross section between pressure plates 11 on relative two is circular door shape cantilever 2, described door shape cantilever 2 forms by being fixed in respectively two sections L-type cantilever 2-1 of pressure plates 11 on two, the external part in opposite directions of two L-type cantilever 2-1 is rotationally connected piece by slip and connects, be rotationally connected by slip the length that benefit that piece connects is mutual displacement control gate shape cantilever 2 that can be by two sections L-type cantilever 2-1, and can rotate wherein any one section L-type cantilever 2-1, thereby can adjust the position of two lower connecting bases 1, make more flexibly lower connecting base be connected on fixing operation bracket or bedstead, and can also effectively guarantee a support strength of shape cantilever 2, slip is rotationally connected piece and comprises bolt guide pillar 23, the bottom of bolt guide pillar 23 is provided with the circular hole for wherein the external part in opposite directions of one section L-type cantilever 2-1 inserts, bolt guide pillar 23 be set with from bottom to top be positioned at above-mentioned L-type cantilever 2-1 top misplace a plate 24 and top briquetting 25, misplace between a plate 24 and top briquetting 25 and be provided with for other one section circular hole that L-type cantilever 2-1 passes, in the present embodiment, this circular hole is arranged on top briquetting 25, can certainly on the apparent surface who misplaces a plate 24 and top briquetting 25, be respectively equipped with the arc deep gouge, the above-mentioned circular hole of the common composition of the arc deep gouge of two correspondences, the top of bolt guide pillar 23 is bolted with clamp nut 26, the upper and lower surface of described Anti-dislocation plate 24 is respectively equipped with anti-slip veins, being provided with of anti-slip veins is beneficial to the position that guarantees two sections L-type cantilever 2-1 when clamp nut 26 screws, thereby guarantee a stability of strutting system of shape cantilever 2.
As depicted in figs. 1 and 2, be set with the upper fixture block 3 rotated around it on door shape cantilever 2, upper fixture block 3 be an end mutually cut with scissors be fitted together, two lamellar bodies that the other end is uncovered, the upper correspondence of the apparent surface of two lamellar bodies is provided with arc groove, described door shape cantilever 2 is inserted in the arc groove of two lamellar bodies, the opening end correspondence of two lamellar bodies of upper fixture block 3 is provided with circular hole, and described upper adjustment hitching post 4 is installed in corresponding circular hole and the taper on it installs the side that post 6 is positioned at two lamellar bodies of fixture block 3.Under install post 16 and be provided with frustum, described lower mounting hole is arranged on down the frustum position that installs post 16, the surface of lower fixture block 10 is provided with the cone groove corresponding with this frustum position, also is provided with the anti-skidding groove 9 arranged around the cone groove on the surface of lower fixture block 10.
As shown in figures 1 and 3, upper fixture block 3 is coated with columned upper adjustment hitching post 4, one end of upper adjustment hitching post 4 is bolted with adjusting nut 5, the other end is provided with taper and installs post 6, the frustum position that taper installs post 6 is provided with the upper mounting hole arranged with upper adjustment hitching post 4 quadratures, be coated with the cylindric and surperficial upper adjusting lever 7 that anti-slip veins is set in upper mounting hole, the surface that upper fixture block 3 installs post 6 near taper is provided with the taper annular groove 8 adapted with the frustum position, also be provided with the anti-skidding groove 9 arranged around taper annular groove 8 on upper fixture block 3 surfaces, the bottom of upper adjusting lever 7 is set with and rotates around it and lower fixture block 10 that structure is identical with described upper fixture block 3, lower fixture block 10 is coated with columned lower adjustment hitching post 14, one end of lower adjustment hitching post 14 is bolted with lower adjusting nut 15, the other end is provided with down and installs post 16, under install post 16 and be provided with the lower mounting hole arranged with lower adjustment hitching post 14 quadratures, be coated with columned work sleeve 17 in lower mounting hole, be rotationally connected the aiming sleeve 18 that is useful on hollow reamer 21 bars of plug-in mounting and Kirschner wire 22 in work sleeve 17, the upper end of aiming at sleeve 18 is provided with handle 19, lower end is provided with the clamping tooth 20 be periphery, the bottom of aiming at sleeve 18 is provided with from its upwardly extending breach 27 in bottom, it is the side that above-mentioned clamping tooth 20 is positioned at breach 27, the benefit that breach 27 is set is to increase visual area, what the operation technique personnel can see hollow guide bur stretches into position and distance, thereby more effectively guarantee surgical effect.
Claims (7)
1. a cantilevered odontoid process guidepin aiming device, it is characterized in that comprising two lower connecting bases (1) that are oppositely arranged, two lower connecting bases (1) have respectively upper pressure plates (11) and the bottom plate (12) of upper and lower parallel and corresponding setting, be bolted with a plurality of puller bolts (13) on upper pressure plates (11), being connected with cross section between pressure plates (11) on relative two is circular door shape cantilever (2), be set with the upper fixture block (3) rotated around it on door shape cantilever (2), upper fixture block (3) is coated with columned upper adjustment hitching post (4), one end of upper adjustment hitching post (4) is bolted with adjusting nut (5), the other end is provided with taper and installs post (6), the frustum position that taper installs post (6) is provided with the upper mounting hole arranged with upper adjustment hitching post (4) quadrature, be coated with the cylindric and surperficial upper adjusting lever (7) that anti-slip veins is set in upper mounting hole, the surface that upper fixture block (3) installs post (6) near taper is provided with the taper annular groove (8) adapted with the frustum position, be provided with anti-skidding groove (9) on taper annular groove (8), the bottom of upper adjusting lever (7) is set with and rotates around it and lower fixture block (10) that structure is identical with described upper fixture block (3), lower fixture block (10) is coated with columned lower adjustment hitching post (14), one end of lower adjustment hitching post (14) is bolted with lower adjusting nut (15), the other end is provided with down and installs post (16), under install post (16) and be provided with the lower mounting hole arranged with lower adjustment hitching post (14) quadrature, be coated with work sleeve cylindraceous (17) in lower mounting hole, be fitted with the aiming sleeve (18) for the hollow reamer of plug-in mounting (21) and Kirschner wire (22) in work sleeve (17), the upper end of aiming at sleeve (18) is provided with handle (19), lower end is provided with clamping tooth (20).
2. cantilevered odontoid process guidepin aiming device according to claim 1, it is characterized in that: described upper fixture block (3) be an end mutually cut with scissors be fitted together, two lamellar bodies that the other end is uncovered, the upper correspondence of the apparent surface of two lamellar bodies is provided with arc groove, described door shape cantilever (2) is inserted in the arc groove of two lamellar bodies, the opening end correspondence of two lamellar bodies of upper fixture block (3) is provided with circular hole, and described upper adjustment hitching post (4) is installed in corresponding circular hole and the taper on it installs the side that post (6) is positioned at two lamellar bodies of fixture block (3).
3. cantilevered odontoid process guidepin aiming device according to claim 1, it is characterized in that: install post (16) under described and be provided with frustum, described lower mounting hole is arranged on down the frustum position that installs post (16), the surface of lower fixture block (10) is provided with the cone groove corresponding with this frustum position, on the cone groove, also is provided with anti-skidding groove (9).
4. according to the described cantilevered odontoid process guidepin aiming device of any one in claim 1-3, it is characterized in that: described door shape cantilever (2) is comprised of the two sections L-type cantilevers (2-1) that are fixed in respectively pressure plates on two (11), and the external part in opposite directions of two L-type cantilevers (2-1) is rotationally connected piece by slip and connects.
5. cantilevered odontoid process guidepin aiming device according to claim 4, it is characterized in that: described slip is rotationally connected piece and comprises bolt guide pillar (23), the bottom of bolt guide pillar (23) is provided with the circular hole for wherein the external part in opposite directions of one section L-type cantilever (2-1) inserts, bolt guide pillar (23) be set with from bottom to top be positioned at above-mentioned L-type cantilever (2-1) top misplace a plate (24) and top briquetting (25), misplace between a plate (24) and top briquetting (25) and be provided with the circular hole passed for other one section L-type cantilever (2-1), the top of bolt guide pillar (23) is bolted with clamp nut (26).
6. cantilevered odontoid process guidepin aiming device according to claim 5, it is characterized in that: the upper and lower surface of described Anti-dislocation plate (24) is respectively equipped with anti-slip veins.
7. cantilevered odontoid process guidepin aiming device according to claim 1 is characterized in that: the bottom of described aiming sleeve (18) is provided with from its bottom upwardly extending breach (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310375269.3A CN103445853B (en) | 2013-08-27 | 2013-08-27 | Suspension arm type odontoid guide needle sighting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310375269.3A CN103445853B (en) | 2013-08-27 | 2013-08-27 | Suspension arm type odontoid guide needle sighting device |
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| CN103445853A true CN103445853A (en) | 2013-12-18 |
| CN103445853B CN103445853B (en) | 2015-04-22 |
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| CN201310375269.3A Expired - Fee Related CN103445853B (en) | 2013-08-27 | 2013-08-27 | Suspension arm type odontoid guide needle sighting device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104983460A (en) * | 2015-07-20 | 2015-10-21 | 南方医科大学 | Lumbar vertebra pedicle screw navigation module and manufacturing method thereof |
| CN104997557A (en) * | 2015-06-04 | 2015-10-28 | 杨春 | Two-end-fixed rectangular frame-type sighting device |
| CN105011970A (en) * | 2015-06-09 | 2015-11-04 | 孙龙 | Fixing device for puncture needle during operation |
| CN106510831A (en) * | 2016-11-11 | 2017-03-22 | 北京飞渡朗颐医疗器械有限公司 | Surgical needle positioning and guiding device |
| CN107260330A (en) * | 2017-07-11 | 2017-10-20 | 荆门市第二人民医院 | A kind of orthopaedics positional punch device |
| CN108042199A (en) * | 2018-01-19 | 2018-05-18 | 卢乐 | A kind of orthopedic kirschner pin locating guider |
| CN108095818A (en) * | 2018-01-19 | 2018-06-01 | 卢乐 | The orthopedic kirschner pin locating guider that can quickly adjust |
| CN109009399A (en) * | 2018-06-20 | 2018-12-18 | 陈聚伍 | Fracture of neck of femur hollow nail accurate-location device |
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| CN101530344A (en) * | 2009-04-10 | 2009-09-16 | 徐兆万 | Odontoid process guidepin aiming device |
| CN101869506A (en) * | 2010-07-28 | 2010-10-27 | 徐兆万 | Cervical pedicle screw alignment apparatus |
| CN102755188A (en) * | 2012-08-06 | 2012-10-31 | 周健 | Axis odontoid screw sighting device |
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2013
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| US4638799A (en) * | 1985-06-13 | 1987-01-27 | Moore Robert R | Needle guide apparatus for discolysis procedures |
| CN101530344A (en) * | 2009-04-10 | 2009-09-16 | 徐兆万 | Odontoid process guidepin aiming device |
| CN101869506A (en) * | 2010-07-28 | 2010-10-27 | 徐兆万 | Cervical pedicle screw alignment apparatus |
| CN102755188A (en) * | 2012-08-06 | 2012-10-31 | 周健 | Axis odontoid screw sighting device |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104997557A (en) * | 2015-06-04 | 2015-10-28 | 杨春 | Two-end-fixed rectangular frame-type sighting device |
| CN105011970A (en) * | 2015-06-09 | 2015-11-04 | 孙龙 | Fixing device for puncture needle during operation |
| CN105011970B (en) * | 2015-06-09 | 2018-01-30 | 孙龙 | Fixing device in a kind of art of puncture needle |
| CN107928765A (en) * | 2015-06-09 | 2018-04-20 | 刘燕平 | Fixing device in a kind of art of puncture needle |
| CN104983460A (en) * | 2015-07-20 | 2015-10-21 | 南方医科大学 | Lumbar vertebra pedicle screw navigation module and manufacturing method thereof |
| CN106510831A (en) * | 2016-11-11 | 2017-03-22 | 北京飞渡朗颐医疗器械有限公司 | Surgical needle positioning and guiding device |
| CN107260330A (en) * | 2017-07-11 | 2017-10-20 | 荆门市第二人民医院 | A kind of orthopaedics positional punch device |
| CN107260330B (en) * | 2017-07-11 | 2019-07-12 | 荆门市第二人民医院 | A kind of orthopaedics positional punch device |
| CN108042199A (en) * | 2018-01-19 | 2018-05-18 | 卢乐 | A kind of orthopedic kirschner pin locating guider |
| CN108095818A (en) * | 2018-01-19 | 2018-06-01 | 卢乐 | The orthopedic kirschner pin locating guider that can quickly adjust |
| CN109009399A (en) * | 2018-06-20 | 2018-12-18 | 陈聚伍 | Fracture of neck of femur hollow nail accurate-location device |
| CN109009399B (en) * | 2018-06-20 | 2020-12-11 | 陈聚伍 | Accurate positioner of hollow nail of femoral neck fracture |
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| CN103445853B (en) | 2015-04-22 |
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