Navigation guide plate for scoliosis correction

Abstract

The utility model relates to the technical field of medical instruments, in particular to a navigation guide plate for scoliosis correction. Comprising a fixing sleeve, navigation frames, a positioning plate and a limiting sleeve, the navigation frames for navigating pedicle screws are symmetrically installed in the fixing sleeve, the positioning plate used for being attached to the spine is installed at the bottoms of the navigation frames, and the limiting sleeve for further limiting the pedicle screws is installed on the positioning plate; by arranging a new navigation guide plate, fixing through holes and fixing nails, if errors exist in modeling and manufacturing in the actual operation process, the fixing nails can be pulled out, then the different fixing through holes are adjusted to correspond, and then the fixing nails are used for fixing again, so that the accuracy of the navigation guide plate is improved. And meanwhile, the adjustable supporting frame is arranged between the navigation frames, so that the stability of the whole navigation guide plate is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a navigation guide plate for scoliosis orthopedics. BACKGROUND

[0002] The spinal navigation guide plate is an auxiliary tool used in spinal surgery, mainly for precise positioning and navigation to ensure the accuracy and safety of treatment; such guide plate is usually made of metal or high molecular material, can be fixed on the patient's spine, provides stable support and position; the design and use of the spinal navigation guide plate can be customized and adjusted according to the specific operation requirements, which can not only be used for supporting spinal repair and correcting spinal curvature, but also be used for implanting spinal implants and treating other spinal diseases;

[0003] However, the existing navigation guide plate has poor adaptability, that is, if there is an error between actual use and modeling production after the navigation guide plate is completed, the navigation guide plate cannot be perfectly positioned and navigated, at this time, a new navigation guide plate needs to be produced according to actual data, which causes waste of resources and reduces the operation efficiency.

[0004] Therefore, the present application provides a navigation guide plate for scoliosis orthopedics to solve the above problems. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model: the existing navigation guide plate has poor adaptability, that is, if there is an error between actual use and modeling production after the navigation guide plate is completed, the navigation guide plate cannot be perfectly positioned and navigated, at this time, a new navigation guide plate needs to be produced according to actual data, which causes waste of resources and reduces the operation efficiency.

[0006] The utility model provides the following technical scheme: a navigation guide plate for scoliosis orthopedics, comprising a fixed sleeve, a navigation frame, a positioning plate and a limiting sleeve, the fixed sleeve is installed in the navigation frame with symmetrical pedicle screw navigation, the navigation frame bottom is installed with the positioning plate for fitting the spine, the positioning plate is installed with the limiting sleeve for further limiting the pedicle screw.

[0007] Preferably, the navigation frame is installed with a fixed hole, the fixed sleeve is installed with a corresponding fixed hole, and the fixed sleeve is installed with a fixed nail for fixing the fixed sleeve and the navigation frame.

[0008] Preferably, the navigation plate is installed with a support frame, the support frame is installed with telescopic arms at both ends, and the telescopic arms are fixedly connected with the navigation frame.

[0009] Preferably, the support frame is installed with an arc-shaped groove for fitting the human spine.

[0010] The utility model discloses the beneficial effect is as follows:

[0011] 1. The utility model discloses a new navigation guide plate is set up, through setting fixed hole and fixed nail, and then if the error phenomenon that exists when modeling is made appears in actual surgery process, can be adjusted different fixed hole corresponding by pulling out fixed nail and then, then with fixed nail re -fixing mode, realize the perfect adaptation of every patient, set up adjustable support frame between navigation frame, further increase the stability of whole navigation guide plate. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in prior art, the following will be to the specific embodiment or prior art description needed to use the drawing briefly introduced, obviously, the following description in the drawings is some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0013] Fig. 1 It is the whole schematic diagram of the utility model;

[0014] Fig. 2 It is the adjustment schematic diagram of the utility model;

[0015] Fig. 3 It is the working schematic diagram of the utility model.

[0016] In the drawing: 1, fixed sleeve;2, navigation frame;3, positioning plate;4, limit sleeve;5, fixed hole;6, fixed nail;7, support frame;71, telescopic arm;72, arc slot. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, the following will be to the technical scheme in the embodiment of the utility model, clear, complete description is described with the drawings. Obviously, the described embodiment is the embodiment of the utility model, not all embodiments. Therefore, the following detailed description of the embodiment of the utility model is not intended to limit the scope of the claimed utility model, but only represents some embodiments of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without making creative labor are within the scope of the utility model protection.

[0018] It should be noted that: similar signs and letters indicate similar items in the following drawings, therefore, once an item is defined in a drawing, it does not need to be further defined and explained in the subsequent drawings.

[0019] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external", "back" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, or it is the orientation or position relation of the usual placement when the invention product is used.This kind of term is only for the convenience of describing the utility model and simplifying the description, and is not indicated or implied that the indicated device or element must have a particular orientation, is constructed and operated with a particular orientation, therefore can not be understood as the limitation of the utility model.

[0020] It also needs to explain that, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "set", "install", "connect", "connect" should be broadly understood, for example, can be fixedly connected, can be detachably connected, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements.For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0021] The embodiment of the present disclosure aims to solve the problem that the existing navigation guide plate is not strong in adaptability, that is, if there is an error between actual use and modeling production after the navigation guide plate is completed, the navigation guide plate cannot be perfectly positioned and navigated, at this time, a new navigation guide plate needs to be produced according to actual data, which causes waste of resources and reduces the efficiency of the operation. In view of this, the present disclosure provides a navigation guide plate for scoliosis orthopedic surgery, by setting a fixed hole and a fixing nail, if there is an error between actual operation and modeling production during actual operation, the fixed nail can be pulled out, then the different fixed holes are adjusted, and then the fixed nail is fixed again, so that perfect adaptation to each patient is realized, and adjustable supporting frames are arranged between the navigation frames, further increasing the stability of the navigation guide plate.

[0022] As shown in Figs. 1-3 A navigation guide plate for scoliosis orthopedic surgery, comprising a fixing sleeve 1, a navigation frame 2, a positioning plate 3 and a limiting sleeve 4, the navigation frame 2 for navigation of pedicle screws is symmetrically installed in the fixing sleeve 1, the positioning plate 3 for fitting the spine is installed at the bottom of the navigation frame 2, and the limiting sleeve 4 for further limiting the pedicle screws is installed on the positioning plate 3.

[0023] By setting the fixed hole 5 and the fixing nail 6, if there is an error in the actual operation process compared with the modeling process, the fixing nail 6 can be pulled out, then the different fixed holes 5 are adjusted to correspond, and then the fixing nail 6 is fixed again, so as to realize the perfect adaptation to each patient. At the same time, the adjustable support frame 7 is arranged between the navigation frames 2, further increasing the stability of the whole navigation guide plate.

[0024] As shown in Figs. 1-3 , the navigation frame 2 is provided with a fixed hole 5, the fixing sleeve 1 is provided with a corresponding fixed hole 5, and the fixing sleeve 1 is provided with a fixing nail 6 for fixing the fixing sleeve 1 and the navigation frame 2;

[0025] By rotating the fixing nail 6 to pull it out of the fixed hole 5, and then pulling the navigation frame 2 to make the different fixed holes 5 correspond, the adaptation to the patient's body type is realized, thereby avoiding the phenomenon that the navigation guide plate cannot be perfectly positioned and navigated. At this time, it is necessary to re-produce a navigation guide plate according to the actual data, which causes waste of resources and reduces the efficiency of the operation;

[0026] By setting the fixed hole 5 and the fixing nail 6, if there is an error in the actual operation process compared with the modeling process, the fixing nail 6 can be pulled out, then the different fixed holes 5 are adjusted to correspond, and then the fixing nail 6 is fixed again, so as to realize the perfect adaptation to each patient. At the same time, the adjustable support frame 7 is arranged between the navigation frames 2, further increasing the stability of the whole navigation guide plate.

[0027] As shown in Figs. 1-3 , the navigation plate is provided with a support frame 7, the support frame 7 is provided with telescopic arms 71 at both ends, and the telescopic arms 71 are fixedly connected with the navigation frame 2;

[0028] The navigation plate is provided with a support frame 7 to ensure that the navigation plate maintains a stable and accurate position during the operation. The support frame 7 is provided with telescopic arms 71 at both ends, which are designed to be flexible and can be adjusted in length according to the needs of the operation to adapt to the anatomical structure of different patients' spines and the specific requirements of the operation area. The telescopic arms 71 are fixedly connected with the navigation frame 2, which ensures the stability of the navigation plate during adjustment, ensures the accuracy and reliability of the operation navigation, and at the same time allows the position of the navigation plate to be quickly adjusted during the operation to adapt to any changes that may occur during the operation.

[0029] As shown in Figs. 1-3As shown, the support frame 7 is provided with an arc-shaped groove 72 which is in close contact with the human spine; the support frame 7 is provided with an arc-shaped groove 72 which is in close contact with the human spine, so that the support frame 7 can more accurately adapt to the natural curve of the patient's spine, provide stable and comfortable support, and ensure that the guide plate closely contacts the spine during the operation, thereby improving the accuracy and safety of the operation.

[0030] Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A navigation guide for scoliosis orthopedic surgery, characterized in that, Including fixed sleeve (1), navigation frame (2), positioning plate (3) and limit sleeve (4), the fixed sleeve (1) is installed in the symmetry pair of pedicle screw navigation navigation frame (2), the navigation frame (2) bottom is installed for the positioning plate (3) of fitting spine, the positioning plate (3) is installed on the limit sleeve (4) of further limiting the pedicle screw, The navigation frame (2) is installed with fixed through hole (5), the fixed sleeve (1) is installed with corresponding fixed through hole (5), the fixed sleeve (1) is installed with the fixed nail (6) of fixing sleeve (1) and navigation frame (2), The navigation frame (2) is installed between the support frame (7), the support frame (7) both ends are installed with telescopic telescopic arm (71), the telescopic arm (71) is fixedly connected with the navigation frame (2).

2. The navigation guide plate for scoliosis orthopedic surgery according to claim 1, characterized in that: The support frame (7) is installed with the arc-shaped groove (72) of fitting human body spine.

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