CN103190936A - Automatic hooking device for minimally invasive surgical operation of cervicothoracic junction of spinal column - Google Patents
Automatic hooking device for minimally invasive surgical operation of cervicothoracic junction of spinal column Download PDFInfo
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- CN103190936A CN103190936A CN2013100760467A CN201310076046A CN103190936A CN 103190936 A CN103190936 A CN 103190936A CN 2013100760467 A CN2013100760467 A CN 2013100760467A CN 201310076046 A CN201310076046 A CN 201310076046A CN 103190936 A CN103190936 A CN 103190936A
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- retainer ring
- snap close
- minimally invasive
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Abstract
The invention relates to an automatic hooking device for a minimally invasive surgical operation of the cervicothoracic junction of the spinal column, and mainly solves the problems of troublesome operation and relatively high operation risk of the existing minimally invasive surgical operation at the part of cervicothoracic junction. A fixed ring is provided with a one-way limiting mechanism limiting sliding of a connection rod towards the center of the fixed ring, the one-way limiting mechanism comprises a lock catch articulated with the fixed ring, and a one-way limiting piece used for rotary limiting in the same direction with the lock catch, one end of the lock catch is connected with a first regulation rack in a clamping way, and the lock catch is connected with a rotating reset piece driving the lock catch to rotate and connected with the first regulation rack in a clamping way. The automatic hooking device is convenient to use and good in safety, and is applicable to minimally invasive surgical operations of the cervicothoracic junction of the spinal column and parts like cervical vertebra and lumbar vertebra.
Description
Technical field
The present invention relates to a kind of auxiliary device of cervical spine breast section anterior minimally invasive operation usefulness, refer in particular to a kind of cervical spine breast section anterior minimally invasive operation self-retractor device.
Background technology
Cervical spine breast section (cervicothoracic junction, CTJ) operative approach various important anatomy structure in the place ahead are intricate, as: aortic arch and three big branches thereof, left and right sides venae brachiocephalicae, recurrent laryngeal nerve, vagus nerve, thoracic duct etc., and cervical spine breast section vertebral body position exists deeply, make surgical field of view narrow, operation risk height, difficulty are big, and relevant postoperative complication is not rare.
For this reason, the scholars in the whole world have proposed multiple anterior approach mode, but great majority are open surgery, and operation wound is bigger, and complication is more.
Minimally Invasive Surgery has multiple advantages such as wound is little, painful gently, recovery is fast, curative effect is reliable, complication is few.Yet about the report of cervical spine breast section anterior minimally invasive operation seldom, the auxiliary rarely seen indivedual cases of cervical spine breast section anterior minimally invasive operation down of scope are reported, still are in the desk study stage of research in the world.
Calendar year 2001, reported first such as Frenchman Le Huec operative treatment 2 routine cervical spine breast section vertebral body metastatic tumo(u)r patients under the endoscope.This approach operative incision is identical with the Smith-Robinson approach, and the finger passivity is separated the presternum rear, and in the sleeve of presternum top and 3 diameter 10mm of second rib gap, left and right sides insertion, each sleeve all can be used as the passage of operating apparatus, scope or suction pump; Mediastinum in the exposure separates exposure in the left side, and the gap between trachealgia sheath and left common carotid artery sheath enters.This approach can expose C7～T3 vertebral body well, allows in T1, the full vertebral resection of T2 horizontal line, vertebral body reconstruction and interior operation such as fixing.Behind the vertebral resection, posterior longitudinal ligament exposes fully, can fully reduce pressure to spinal cord.Operation both can be operated under direct-view, also can carry out under TV monitoring and controlling.The use of scope is can provide good surgical field of view and the key factor that do not need extensively to cut.This new technique need not to cut breastbone or clavicle, and operation wound is little, and the patient suffering is light, recovery is fast.
At home, Chi Yonglong etc. also utilize this technology to treat two routine patients, 1 customary T1 tuberculosis of spine focal cleaning bone-graft fusion internal fixation, and 1 customary T1 vertebral resection titanium net supporting steel plate multiple screws art in addition, two routine surgical effect are better.
As seen, the anterior minimally invasive surgical procedure cervical spine breast section pathological changes under auxiliary with scope, its advantage is apparent in view, is a kind of very potential modus operandi.But it is limited to use said method to expose downwards, generally can only operate more than the T2 level; And this method need be by 3 sleeve operations, and it is cumbersome to operate; At last, because numerous important and complicated anatomical structures around the cervical spine breast section vertebral body make operation still exist very big risk.
Summary of the invention
In order to overcome deficiency and the defective in the background technology, the invention provides a kind of cervical spine breast section anterior minimally invasive operation self-retractor device, mainly solve the existing Minimally Invasive Surgery troublesome poeration in this position, the problem that operational risk is bigger.
Technical scheme of the present invention is: a kind of cervical spine breast section anterior minimally invasive operation self-retractor device, comprise retainer ring, connecting rod and be located at drag hook sheet on the connecting rod, described retainer ring sidewall is provided with the slide opening that a plurality of corresponding retainer rings center circumferentially distributes, described connecting rod radial slippage is engaged in the described slide opening, described connecting rod sidewall is provided with first and regulates tooth bar, described retainer ring is provided with first adjusting handle, the described first adjusting handle lower end is provided with described first and regulates first adjusting gear that tooth bar is meshed, and described retainer ring is provided with the restriction connecting rod toward the unidirectional position-limit mechanism of retainer ring center position slippage;
Described unidirectional position-limit mechanism includes the snap close that is hinged with retainer ring, and with the snap close unidirectional locating part of rotary stopper in one direction, one end of described snap close and first is regulated the clamping of tooth bar phase, be connected with on the described snap close impel the snap close rotation and with the first spinning reduction spare of regulating the clamping of tooth bar phase.
Described snap close comprises the articulated section hinged with retainer ring, and distribution is positioned at fastener and the press section of both sides, articulated section, be provided with the containing cavity that axially rotates along the articulated section for snap close in the described retainer ring, described press section extends to the retainer ring outside, when the press section of described snap close was rotated in place, described fastener and first was regulated tooth bar and is broken away from.
Described unidirectional locating part is the alignment pin of fixedlying connected with retainer ring, and described alignment pin is located between snap close and first adjusting gear, and cooperates with the fastener of snap close is spacing.
Be connected with adjusting rod in the described slide opening, described adjusting rod is provided with endoscope's support.
Described adjusting rod sidewall is provided with second and regulates tooth bar, and described retainer ring is provided with second adjusting handle, and the described second adjusting handle lower end is provided with described second and regulates second adjusting gear that tooth bar is meshed.
Described adjusting rod is provided with perpendicular locating rod, is provided with the strip chute in the described locating rod, and described endoscope support is fixedly mounted in the described strip chute.
Described spinning reduction spare is torsion spring, and with snap close with the jointed shaft socket, an end of described torsion spring and retainer ring location cooperates, the other end is located with the press section of snap close and is cooperated.
Described retainer ring is provided with the free arm link.
Described drag hook sheet and described connecting rod are split-type structural, removably connect by securing member.
Described connecting rod is at least two, circumferentially is evenly distributed on the retainer ring.
Beneficial effect of the present invention: owing to take such scheme, cervical spine breast section anterior minimally invasive operation self-retractor device of the present invention, the handwheel that arranges at retainer ring drives the convenient kind of drive that the relative slippage with tooth bar of moving gear drives the motion of drag hook sheet, the size that can regulate service aisle more easily according to the actual needs of performing the operation; And the unidirectional kind of drive of tooth bar and snap close, can strut the soft tissue of operative site by the drag hook sheet automatically, prevent that service aisle is subjected to reduction automatically under the tractive of surrounding soft tissue, fully guarantee the safety of operation and guarantee Wicresoft's effect of operation.It is good to have property easy to use, safe, is applicable to the operation of cervical spine breast section anterior minimally invasive, and the operation of the Minimally Invasive Surgery at positions such as cervical vertebra and lumbar vertebra.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the partial sectional view of overlooking of Fig. 1.
Fig. 3 is the local enlarged diagram at A place among Fig. 1.
Fig. 4 is the local enlarged diagram of B place snap close original state among Fig. 2.
Fig. 5 is the local enlarged diagram of B place snap close pressed state among Fig. 2.
Fig. 6 is the structural representation of snap close among Fig. 1.
Among the figure, 1-retainer ring, 2-drag hook sheet, 3-first adjusting handle, 31-second adjusting handle, 4-connecting rod, 41-adjusting rod, 5-first adjusting gear, 51-second adjusting gear, 6-snap close, 61-fastener, 62-articulated section, 63 press sections, 7-first regulates tooth bar, and 71-second regulates tooth bar, 8-spinning reduction spare, the 9-jointed shaft, 10-free arm link, 11-endoscope support, 12-locating rod, 121-strip chute, the unidirectional locating part of 13-, 14-slide opening, 15-containing cavity.
The specific embodiment
At accompanying drawing embodiments of the invention are described further below:
Shown in figure, this cervical spine breast section anterior minimally invasive operation self-retractor device, comprise retainer ring 1), connecting rod 4 and be located at drag hook sheet 2 on the connecting rod 4, described retainer ring 1 sidewall is provided with the slide opening 14 that a plurality of corresponding retainer rings 1 center circumferentially distributes, described connecting rod 4 radial slippage are engaged in the described slide opening 14, described connecting rod 4 sidewalls are provided with first and regulate tooth bar 7, described retainer ring 1 is provided with first adjusting handle 3, described first adjusting handle 3 lower ends are provided with described first and regulate first adjusting gear 5 that tooth bar 7 is meshed, and described retainer ring 1 is provided with restriction connecting rod 4 toward the unidirectional position-limit mechanism of retainer ring 1 center position slippage;
Described unidirectional position-limit mechanism includes the snap close 6 that is hinged with retainer ring 1, and with the snap close 6 unidirectional locating part 13 of rotary stopper in one direction, one end of described snap close 6 and first is regulated tooth bar 7 phase clampings, be connected with on the described snap close 6 impel snap close 6 rotations and with the first spinning reduction spare 8 of regulating tooth bar 7 phase clampings.
For convenience the operation of this Minimally Invasive Surgery prevents that the soft tissue resilience of scalpel edge periphery from blocking sight line, our specialized designs with made a kind of self-retractor system.The drag hook sheet of this self-retractor device is located at connecting rod one end and corresponding with the retainer ring center, and cogging by manual control handwheel drives the axial slippage of drag hook sheet on the connecting rod, the size of regulating service aisle according to actual needs easily with tooth bar.The unidirectional kind of drive of tooth bar and snap close, when handwheel turns clockwise, gear and tooth bar engaged transmission, snap close is the position of threading off, the drag hook sheet can reach the soft tissue that struts operative site automatically with the slippage outward of connecting rod, enlarges the surgical work passage; After path setting finishes, the operation oral soft tissues that the drag hook sheet struts stops operating along with handwheel and gathers toward in, tooth position conversion this moment, snap close by the unidirectional locating part of being located at a side enter connecting rod that reverse card stop bit drives the drag hook sheet give one oppositely card end effect, prevent that effectively service aisle is subjected to reduction automatically under the tractive of surrounding soft tissue, the Wicresoft's effect that fully guarantees the safety of operation and guarantee to perform the operation, it is good to have property easy to use, safe, be applicable to the operation of cervical spine breast section anterior minimally invasive, and the operation of the Minimally Invasive Surgery at positions such as cervical vertebra and lumbar vertebra.Certainly, described retainer ring also can be any opposite sex such as shaped as frame, cube, hexagon, described unidirectional locating part can be for being located at the alignment pin in snap close inboard or the outside, also can be location convex shoulder and the Ka Tai that is wholely set with retainer ring, described spinning reduction spare can for the torsion spring of the coaxial setting of snap close, also can be back-moving spring of being connected with snap close etc.
Described snap close 6 comprises the articulated section 62 hinged with retainer ring 1, and the fastener 61 and press section 63 that distribute and be positioned at 62 both sides, articulated section, be provided with the containing cavities 15 for snap close 6 62 axial rotations along the articulated section in the described retainer ring 1, described press section 63 extends to retainer ring 1 outside, when the press section 63 of described snap close 6 is rotated in place, described fastener 61 and 7 disengagings of first regulating tooth.When needs strut operation, the handwheel driven gear clockwise rotates when driving connecting rod slippage outward, between cog on the fastener lower surface of described snap close and the tooth bar cooperates for threading off, namely snap close also clockwise rotate around the articulated section to the station of tooth bar disengaging, connecting rod can freedom slippage outward; Be subjected to art oral soft tissues rebound effect at the drag hook sheet, be that connecting rod is stressed pre-during toward inboard slippage, described snap close is subjected to the elastic reaction of spinning reduction spare, the upper surface of fastener and the clamping of tooth bar phase, the lower surface of fastener and with retainer ring on spacing cooperation of unidirectional locating part, play the past interior slipping of restriction connecting rod, automatically the effect of locking; Need in surgery situation, when shrinking service aisle, the press section that needs manual pressing lock to buckle only, snap close namely turns clockwise along jointed shaft, and when fastener rotate in place, snap close namely was separated with tooth bar, rotate handwheel this moment and drive connecting rod toward inside and outside free slippage, after adjusting finished, spinning reduction spare resetted to fastener automatically, convenient and reasonable operation.Have simple to operate, with transferring with the effect of ending.
Described unidirectional locating part 13 is the alignment pin of fixedlying connected with retainer ring 1, and described alignment pin is located between snap close 6 and first adjusting gear 5, and with 61 spacing cooperations of fastener of snap close 6.Certainly, described alignment pin can be arranged at the snap close outside and cooperate with the press section of snap close is spacing.The alignment pin that arranges, have easy for installation, spacing stable effect.
Be connected with adjusting rod 41 in the described slide opening 14, described adjusting rod 41 is provided with endoscope's support 11.Toothed endoscope adjusting rod can connect endoscopic system, by the regulating and controlling bar, can make endoscopic system inside, outwards mobile, satisfy the demand of operation technique different phase, make to operate to remain on the most intuitively under the mirror as far as possible and carry out under the visual field, guarantee the safety of operation.
Described adjusting rod 41 sidewalls are provided with second and regulate tooth bar 71, and described retainer ring 1 is provided with second adjusting handle 31, and described second adjusting handle 31 lower ends are provided with described second and regulate second adjusting gear 51 that tooth bar 71 is meshed.Engaged transmission by rack-and-pinion has guaranteed stability of transmission, makes to operate to remain under the stable visual field under the mirror to carry out as far as possible, guarantees the safety of operation.
Described adjusting rod 41 is provided with perpendicular locating rod 12, is provided with strip chute 121 in the described locating rod 12, and described endoscope support 11 is fixedly mounted in the described strip chute 121.Toothed endoscope adjusting rod can connect endoscopic system, by rotating handwheel, can make endoscopic system inside, outwards mobile, also have an adjusting nut can in the strip chute, regulate the height of endoscope simultaneously, satisfy the demand of operation technique different phase, make to operate to remain on the most clearly under the mirror as far as possible and carry out under the visual field, guarantee the safety of operation.
Described spinning reduction spare 8 is torsion spring 8, and with snap close 6 with jointed shaft 9 sockets, an end of described torsion spring 8 and retainer ring 1 location cooperates, the other end is located with the press section 63 of snap close 6 and is cooperated.When the slippage outward of handwheel control connection bar, snap close namely is rotated counterclockwise with the first screens transmission of regulating tooth bar, the torsion spring that arranges can make the snap close spinning reduction to initial bit, guarantees when connecting rod is subjected to external force toward interior slippage its automatic screens has been improved mechanism stability and convenience.
Described retainer ring 1 is provided with free arm link 10.Can be connected to a fixed by the universal free arm of universal free arm interface and U.S. pivot Fa Mo company, the operating position of adjusting device according to actual needs, and play the effect of setting upright voluntarily, make things convenient for operation technique.
Described drag hook sheet 2 is split-type structural with described connecting rod 4, removably connects by securing member.Because different segment, different patient's lesion locations are apart from the horizontal range difference of body surface, therefore we have designed the drag hook sheet of many groups different length and width, can change at any time, satisfy the needs of different operation operative site operation, make more convenient, the safety of operation technique.
Described connecting rod 4 is at least two, circumferentially is evenly distributed on the retainer ring 1.As preferably, described connecting rod be provided with two, three, four and more than, give with mechanism and circumferentially support uniformly, effectively improve the stability of system, make more convenient, the safety of operation technique.
Embodiment should not be considered as the restriction to invention, but any improvement of doing based on spirit of the present invention, all should be within protection scope of the present invention.
Claims (10)
1. cervical spine breast section anterior minimally invasive operation self-retractor device, comprise retainer ring (1), connecting rod (4) and be located at drag hook sheet (2) on the connecting rod (4), it is characterized in that: described retainer ring (1) sidewall is provided with the slide opening (14) that a plurality of corresponding retainer rings (1) center circumferentially distributes, described connecting rod (4) radial slippage is engaged in the described slide opening (14), described connecting rod (4) sidewall is provided with first and regulates tooth bar (7), described retainer ring (1) is provided with first adjusting handle (3), described first adjusting handle (3) lower end is provided with described first and regulates first adjusting gear (5) that tooth bar (7) is meshed, and described retainer ring (1) is provided with restriction connecting rod (4) toward the unidirectional position-limit mechanism of retainer ring (1) center position slippage;
Described unidirectional position-limit mechanism includes the snap close (6) that is hinged with retainer ring (1), and with snap close (6) the unidirectional locating part (13) of rotary stopper in one direction, one end of described snap close (6) and first is regulated tooth bar (7) phase clamping, be connected with on the described snap close (6) impel snap close (6) rotation and with the first spinning reduction spare (8) of regulating tooth bar (7) phase clamping.
2. cervical spine breast section anterior minimally invasive according to claim 1 operation self-retractor device, it is characterized in that: described snap close (6) comprises the articulated section (62) hinged with retainer ring (1), and the fastener (61) and press section (63) that distribute and be positioned at both sides, articulated section (62), be provided with in the described retainer ring (1) for snap close (6) containing cavity (15) that (62) axially rotate along the articulated section, described press section (63) extends to retainer ring (1) outside, the press section (63) of described snap close (6) is when being rotated in place, and described fastener (61) breaks away from first regulating tooth (7) bar.
3. cervical spine breast section anterior minimally invasive according to claim 1 operation self-retractor device, it is characterized in that: the alignment pin of described unidirectional locating part (13) for fixedlying connected with retainer ring (1), described alignment pin is located between snap close (6) and first adjusting gear (5), and with spacing cooperation of fastener (61) of snap close (6).
4. cervical spine breast section anterior minimally invasive according to claim 1 operation self-retractor device, it is characterized in that: be connected with adjusting rod (41) in the described slide opening (14), described adjusting rod (41) is provided with endoscope's support (11).
5. cervical spine breast section anterior minimally invasive according to claim 4 operation self-retractor device, it is characterized in that: described adjusting rod (41) sidewall is provided with second and regulates tooth bar (71), described retainer ring (1) is provided with second adjusting handle (31), and described second adjusting handle (31) lower end is provided with described second and regulates second adjusting gear (51) that tooth bar (71) is meshed.
6. according to claim 4 or 5 described cervical spine breast section anterior minimally invasive operation self-retractor devices, it is characterized in that: described adjusting rod (41) is provided with perpendicular locating rod (12), be provided with strip chute (121) in the described locating rod (12), described endoscope support (11) is fixedly mounted in the described strip chute (121).
7. according to each described cervical spine breast section anterior minimally invasive operation self-retractor device of claim 1 to 5, it is characterized in that: described spinning reduction spare (8) is torsion spring (8), and with the same jointed shaft of snap close (6) (9) socket, one end of described torsion spring (8) cooperates with retainer ring (1) location, and the other end cooperates with the location, press section (63) of snap close (6).
8. according to each described cervical spine breast section anterior minimally invasive operation self-retractor device of claim 1 to 5, it is characterized in that: described retainer ring (1) is provided with free arm link (10).
9. according to each described cervical spine breast section anterior minimally invasive operation self-retractor device of claim 1 to 5, it is characterized in that: described drag hook sheet (2) is split-type structural with described connecting rod (4), removably connects by securing member.
10. according to each described cervical spine breast section anterior minimally invasive operation self-retractor device of claim 1 to 5, it is characterized in that: described connecting rod (4) is at least two, circumferentially is evenly distributed on the retainer ring (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310076046.7A CN103190936B (en) | 2013-03-11 | 2013-03-11 | Cervical spine breast section anterior minimally invasive automatic drag hook for operation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310076046.7A CN103190936B (en) | 2013-03-11 | 2013-03-11 | Cervical spine breast section anterior minimally invasive automatic drag hook for operation device |
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| CN103190936A true CN103190936A (en) | 2013-07-10 |
| CN103190936B CN103190936B (en) | 2015-08-05 |
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| CN201310076046.7A Active CN103190936B (en) | 2013-03-11 | 2013-03-11 | Cervical spine breast section anterior minimally invasive automatic drag hook for operation device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108771555A (en) * | 2018-07-04 | 2018-11-09 | 芜湖明凯医疗器械科技有限公司 | A kind of operated eye eyelid draft gear |
| CN111281635A (en) * | 2020-02-28 | 2020-06-16 | 孟伟正 | External noninvasive sustainable drafting device for three-dimensional correction of scoliosis |
| CN111358513A (en) * | 2020-02-23 | 2020-07-03 | 栾尚清 | Neonate umbilical vein expanding frame |
| CN113288353A (en) * | 2021-05-14 | 2021-08-24 | 无锡市闻泰百得医疗器械有限公司 | Minimally invasive spinal access |
| CN113855132A (en) * | 2021-09-22 | 2021-12-31 | 武汉大学中南医院 | Auxiliary assembly for thoracic catheter and odd-vein anastomosis |
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| CN103190936B (en) | 2015-08-05 |
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Owner name: THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICALC Free format text: FORMER OWNER: HUANG YIXING Effective date: 20150630 Free format text: FORMER OWNER: CHI YONGLONG Effective date: 20150630 |
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Effective date of registration: 20150630 Address after: 325027 Wenzhou college, Zhejiang, West Road, No. 109 Applicant after: THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL COLLEGE Address before: 325000 Department of orthopedics, Second Hospital Affiliated to Wenzhou Medical College, 109 West College Road, Wenzhou, Zhejiang Applicant before: Huang Yixing Applicant before: Chi Yonglong |
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