CN209574855U - A kind of New Percutaneous pedicle channel is guide locating device provided - Google Patents

Abstract

The utility model discloses a kind of New Percutaneous pedicle channel is guide locating device provided, including taper steel needle, the surface crown of taper steel needle is fixedly connected with equilateral triangle guide plate, the top of taper steel needle is provided with outer loop bar, the inner wall both ends of outer loop bar are provided with inner rod, the surface of inner rod is provided with rotation slide calliper rule, inner rod is fixedly connected with shaft far from outer loop bar one end, the surface of installation axle is fixedly connected with arc bracket, separately adjustable rotation external member is rotatably connected to by the second hook knob between the corresponding two sides of arc bracket inner wall, it is separately adjustable rotation external member inner wall bottom and be located at Laser emission mouth position be provided with laser emitter, it is accurate measurement has been reached, the high effect of positioning accuracy, it is structurally reasonable simple, device is more simplified, it is easy to use, reduce injury of the ray to human body, positioning accuracy is high, Positioning time in desmopyknosis greatly improves the convenience of surgical procedure.

Description

A kind of New Percutaneous pedicle channel is guide locating device provided

Technical field

The utility model relates to surgical operating instrument technical field, specially a kind of New Percutaneous pedicle channel guiding is fixed Position device.

Background technique

Begin from the 1980s, China doctor begins to use the reset of pedicle screw fixation operation technology and spinal fixation bone Folding, is increasingly becoming one of most important treatment means of spinal surgery, as the continuous development of minimally invasive spine surgical is perfect, pedicle of vertebral arch Screw set nail also gradually from it is open set nail switch to it is minimally invasive set nail, minimum can be reduced to the wound of patient by performing the operation, due to It is longer that percutaneous cervical arc root screw sets nail technological learning curve, and the risk for wearing out pedicle of vertebral arch is larger, and will increase its perspective Number, patient and doctor will be made to be exposed under ray in this way, and injury be generated to patient and doctor, especially doctor will be in for a long time In this ray exposure bad border, health will seriously affect.Currently, structure is complicated for existing vertebral pedicle positioner in the market, use Inconvenience, figure is huge, and attachment device is complicated, in the course of surgery because device blocking can bring surgical procedure inconvenient, and when trouble Person and bed body can lead to position inaccurate when occurring mobile, will increase the number of perspective, patient and doctor will be made to be exposed in this way Under ray, injury, especially doctor are generated to patient and doctor and are in this ray exposure bad border for a long time, will seriously affect strong Health.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of New Percutaneous pedicle channel guide-localization dress It sets, solves that structure is complicated, inconvenient to use, figure is huge, and attachment device is complicated, in the course of surgery because stop can band for device Carry out surgical procedure inconvenience, and can lead to position inaccurate when patient and bed body occur mobile, will increase the number of perspective, in this way Patient and doctor will be made to be exposed under ray, injury is generated to patient and doctor, especially it is sudden and violent to be in this ray for a long time by doctor Reveal in bad border, will seriously affect the problem of health.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of New Percutaneous pedicle of vertebral arch Channel is guide locating device provided, including taper steel needle, and the surface crown of the taper steel needle is fixedly connected with equilateral triangle guide plate, The top of the taper steel needle is provided with outer loop bar, and the inner wall both ends of the outer loop bar are provided with inner rod, the outer loop bar The corresponding two sides in bottom are threaded with the first hook knob, one end of the inner rod and the table of equilateral triangle guide plate Face is slidably connected, and the surface of the inner rod is provided with rotation slide calliper rule, and the inner rod is fixedly connected far from outer loop bar one end There is shaft, the surface of the shaft is threaded with installation axle, and the surface of the installation axle is fixedly connected with arc bracket, described Separately adjustable rotation external member is rotatably connected to by the second hook knob between the corresponding two sides of arc bracket inner wall, it is described The surface bottom portion side of separately adjustable rotation external member offers Laser emission mouth.

Preferably, it is described it is separately adjustable rotation external member inner wall bottom and be located at Laser emission mouth position be provided with laser Transmitter.

Preferably, the taper steel needle is located at the central location of outer loop bar.

Preferably, the corresponding two sides in the outer loop bar bottom offer screw thread compatible with the first hook knob Hole, the surface of the installation axle offer threaded hole compatible with shaft.

Preferably, the surface both ends of the outer loop bar are provided with scale.

Preferably, the corresponding two sides of the equilateral triangle guiding plate surface offer one end end Xiang Shi with inner rod The sliding groove matched.

(3) beneficial effect

It is guide locating device provided that the utility model provides a kind of New Percutaneous pedicle channel.Have it is following the utility model has the advantages that

(1), the New Percutaneous pedicle channel is guide locating device provided, is fixedly connected with by the surface crown of taper steel needle Equilateral triangle guide plate, the top of taper steel needle are provided with outer loop bar, and the inner wall both ends of outer loop bar are provided with inner rod, inner sleeve The surface of bar is provided with rotation slide calliper rule, and inner rod is fixedly connected with shaft far from outer loop bar one end, and the surface of installation axle is fixed It is connected with arc bracket, arc bracket inner wall is rotatably connected to independent tune by the second hook knob between corresponding two sides Section rotation external member, the inner wall bottom of separately adjustable rotation external member and the position for being located at Laser emission mouth are provided with laser emitter, It is accurate to have reached measurement, the high effect of positioning accuracy, structurally reasonable simple, device is more simplified, and it is easy to use, ray is reduced to people The injury of body, positioning accuracy is high, positioning time in desmopyknosis, greatly improves the convenience of surgical procedure.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is partial enlarged view at A in Fig. 1.

In figure: 1 taper steel needle, 2 equilateral triangle guide plates, 3 outer loop bars, 4 inner rods, 5 first hook knob, 6 revotating cards Ruler, 7 shafts, 8 installation axles, 9 arc brackets, 10 second hook knob, 11 separately adjustable rotation external members, 12 Laser emission mouths, 13 Laser emitter.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of New Percutaneous pedicle channel guide-localization Device, including taper steel needle 1, the surface crown of taper steel needle 1 are fixedly connected with equilateral triangle guide plate 2, the top of taper steel needle 1 End is provided with outer loop bar 3, and the surface both ends of outer loop bar 3 are provided with scale, and taper steel needle 1 is located at the central location of outer loop bar 3, The inner wall both ends of outer loop bar are provided with inner rod 4, and the corresponding two sides in 2 surface of equilateral triangle guide plate offer and inner sleeve The compatible sliding groove in one end end of bar 4, the corresponding two sides in outer loop bar bottom are threaded with the first hook knob 5, outside The corresponding two sides in 3 bottom of loop bar offer threaded hole compatible with the first hook knob 5, one end of inner rod 4 with etc. The surface of side triangle guide plate 2 is slidably connected, and the surface of inner rod 4 is provided with rotation slide calliper rule 6, the separate outer loop bar 3 of inner rod 4 One end is fixedly connected with shaft 7, and the surface of shaft 7 is threaded with installation axle 8, and the surface of installation axle 8 offers and 7 phase of shaft The threaded hole of adaptation, the surface of installation axle 8 are fixedly connected with arc bracket 9, between the corresponding two sides of 9 inner wall of arc bracket Separately adjustable rotation external member 11, the surface bottom portion one of separately adjustable rotation external member 11 are rotatably connected to by the second hook knob 10 Side offers Laser emission mouth 12, the inner wall bottom of separately adjustable rotation external member 11 and the position setting for being located at Laser emission mouth 12 There is laser emitter 13, laser emitter 13 is existing technology, and common knowledge is common available in the market.

In use, device is fixed with taper steel needle 1, regardless of between patient and operating bed using spinous process as coordinate origin Occur the mobile position that will not change guider, to obtain spinous process and pedicle of vertebral arch angle in the preoperative three dimensional CT of patient, can pass through Adjust the length that taper steel needle 1 highly determines inner rod 4,4 distal end of inner rod is separately adjustable rotation external member 11, in horizontal plane and Separately adjustable 11 angle of rotation external member is adjusted in sagittal plane, measures horizontal and sagittal plane angle rotating distal end according to preoperative and independently adjusts Section rotation external member 11 can be obtained the spatial position for puncturing direction, and Laser emission is placed in separately adjustable 11 inner wall bottom of rotation external member Device 11, this transmitter can emit laser beam according to input angle, and patient can accurately be placed in pedicle channel according to las er-guidance.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or equipment for including element ".

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of New Percutaneous pedicle channel is guide locating device provided, including taper steel needle (1), it is characterised in that: the taper The surface crown of steel needle (1) is fixedly connected with equilateral triangle guide plate (2), and the top of the taper steel needle (1) is provided with housing Bar (3), the inner wall both ends of the outer loop bar are provided with inner rod (4), the corresponding equal screw thread in two sides in the outer loop bar bottom It is connected with the first hook knob (5), one end of the inner rod (4) and the surface of equilateral triangle guide plate (2) are slidably connected, institute The surface for stating inner rod (4) is provided with rotation slide calliper rule (6), and the inner rod (4) is fixedly connected with far from outer loop bar (3) one end The surface of shaft (7), the shaft (7) is threaded with installation axle (8), and the surface of the installation axle (8) is fixedly connected with arc Shape bracket (9), arc bracket (9) inner wall are rotatably connected to by the second hook knob (10) between corresponding two sides The surface bottom portion side of separately adjustable rotation external member (11), separately adjustable rotation external member (11) offers Laser emission mouth (12)。

2. a kind of New Percutaneous pedicle channel according to claim 1 is guide locating device provided, it is characterised in that: described only The vertical position for adjusting the inner wall bottom for rotating external member (11) and being located at Laser emission mouth (12) is provided with laser emitter (13).

3. a kind of New Percutaneous pedicle channel according to claim 1 is guide locating device provided, it is characterised in that: the cone Shape steel needle (1) is located at the central location of outer loop bar (3).

4. a kind of New Percutaneous pedicle channel according to claim 2 is guide locating device provided, it is characterised in that: described outer The corresponding two sides in loop bar (3) bottom offer the compatible threaded hole with the first hook knob (5), the installation axle (8) Surface offer with shaft (7) compatible threaded hole.

5. a kind of New Percutaneous pedicle channel according to claim 1 is guide locating device provided, it is characterised in that: described outer The surface both ends of loop bar (3) are provided with scale.

6. a kind of New Percutaneous pedicle channel according to claim 1 is guide locating device provided, it is characterised in that: described etc. The corresponding two sides in side triangle guide plate (2) surface offer sliding groove compatible with one end of inner rod (4).