Ear-nose-throat department nasal suction tube for optical navigation system

Abstract

The utility model provides an otolaryngological department nasal aspiration tube for an optical navigation system, which comprises a nasal aspiration tube body, the nasal aspiration tube body comprises a handle and a nasal aspiration tube, and the handle is provided with a fixing column; the positioning piece comprises a coordinate body, a reflective ball base and a reflective ball, the reflective ball base is mounted on the coordinate body, and the reflective ball is fixed on the reflective ball base; the buckle is used for connecting the positioning piece and the nasal suction tube body and comprises a positioning base, a locking sliding block and a positioning ball, and the locking sliding block is matched with the positioning ball to fix the positioning base and the nasal suction tube body together. The nasal aspiration tube can enable an optical navigation system to be tracked in a tracking range of a space locator.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, concretely relates to a kind of ear-nose-throat department nasal suction tube for optical navigation system. BACKGROUND

[0002] Nasal suction tube is common surgical instrument in ear-nose-throat department surgery, mainly for removing secretion or foreign matter in patient's nasal cavity. The existing nasal suction tube is generally held into cavity by doctor, and surgery is carried out by doctor's experience, if experience is insufficient or force, direction selection is incorrect, human tissue is easily damaged, and secondary injury is caused to patient. If single exploration is not clear lesion, it will be used multiple times, and the increase of residual organic matter, inorganic matter and microorganism increases the difficulty of disinfection and sterilization, and increases the risk of infection. The existing ear-nose-throat department nasal suction tube is mostly made of stainless steel material, and is relatively heavy, so that doctor feels tired during surgery process, thereby reducing the operation precision, leading to the increase of operation time or failure. SUMMARY

[0003] In order to solve the problems in the prior art, the utility model provides an ear-nose-throat department nasal suction tube for optical navigation system, which can be used with optical navigation system, so that the optical navigation system tracks the nasal suction tube within the tracking range of spatial positioner.

[0004] To achieve the above object, the utility model provides an ear-nose-throat department nasal suction tube for optical navigation system, including nasal suction tube body (10), positioning part (20) and buckle (30), the nasal suction tube body (10) includes handle (12) and nasal suction tube (11) connected with the handle (12), and fixed column (13) is arranged on the handle (12);The positioning part (20) includes coordinate body (21), light-reflecting ball base (22) and light-reflecting ball (23), the light-reflecting ball base (22) is installed on the coordinate body (21), and the light-reflecting ball (23) is fixed on the light-reflecting ball base (22);The buckle (30) includes positioning seat (31), locking slider (32) and positioning bead (33), the buckle (30) is used for connecting the positioning part (20) and the nasal suction tube body (10), and the locking slider (32) cooperates with positioning bead (33) to fix the positioning seat (31) and the nasal suction tube body (10) together.

[0005] Preferably, the nasal suction tube (11) includes straight part (111) and bending part (112), the straight part (111) is connected with the handle (12), and the straight part (111) and the bending part (112) have 120 ° included angle.

[0006] Preferably, two fixing columns (13) are arranged on the handle (12), respectively denoted as a first fixing column (131) and a second fixing column (132), and the first fixing column (131) and the second fixing column (132) are different in size.

[0007] Preferably, the inner diameter of the straight part (111) and the bending part (112) is 1.70 mm.

[0008] Optionally, the coordinate body (21) can be established in different forms as long as it can be tracked by a space positioner, and any form of coordinate body (21) is acceptable. In some embodiments, the coordinate body (21) is established by 4-point fixed reflective balls, and the centers of the 4 reflective balls are coplanar.

[0009] The reflective ball (23) can be tracked by the space positioner of the optical navigation system through the coordinate system established by the positioning member (20), the relative position relationship between the nasal suction tube body (10) and the positioning member (20) is fixed, and the nasal suction tube body (10) can be tracked by the space positioner of the optical navigation system in real time.

[0010] The ear-nose-throat nasal suction tube for the optical navigation system has the advantages that it can be used in surgery, the optical navigation system can track the nasal suction tube in the tracking range of the space positioner, and intraoperative navigation is realized. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structure schematic view of the ear-nose-throat nasal suction tube for the optical navigation system of the utility model;

[0012] Figure 2 It is a sectional view of the ear-nose-throat nasal suction tube for the optical navigation system of the utility model;

[0013] Figure 3 It is a structure detail view of the ear-nose-throat nasal suction tube for the optical navigation system of the utility model;

[0014] Figure 4 It is a coordinate body schematic view of the ear-nose-throat nasal suction tube for the optical navigation system of the utility model.

[0015] Mark: 10-nasal suction tube body, 20-positioning member, 30-buckle, 11-nasal suction tube, 111-straight part, 112-bending part, 12-handle, 13-fixing column, 131-first fixing column, 132-second fixing column, 21-coordinate body, 22-reflective ball base, 23-reflective ball, 31-positioning seat, 32-locking sliding block, 33-positioning bead. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0017] In the description of the present application, it should be understood that the terms "first", "second" and the like are used to distinguish similar objects, rather than to describe or indicate specific order or sequence, and the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0018] As Figures 1-3 shown, the present application provides an ear-nose-throat nasal suction tube for an optical navigation system, which comprises a nasal suction tube body (10), a positioning member (20) and a buckle (30).

[0019] The nasal suction tube body (10) comprises a handle (12) and a nasal suction tube (11) connected with the handle (12), the nasal suction tube (11) comprises a straight part (111) and a bent part (112), the straight part (111) is connected with the handle (12), the straight part (111) and the bent part (112) have a 120° included angle, and the inner diameters of the straight part (111) and the bent part (112) are 1.70 mm; the handle (12) is provided with fixed columns (13), which are respectively marked as a first fixed column (131) and a second fixed column (132), and the sizes of the first fixed column (131) and the second fixed column (132) are different.

[0020] The positioning member (20) comprises a coordinate body (21), a reflective ball base (22) and a reflective ball (23), the reflective ball base (22) is installed on the coordinate body (21), and the reflective ball (23) is fixed on the reflective ball base (22); the coordinate body (21) can establish a coordinate system in different forms, as long as it can be tracked by a spatial positioner, and any form of coordinate body (21) is acceptable. In some embodiments, as Figure 4 shown, the coordinate body (21) establishes a coordinate system by fixing four reflective balls, the centers of the four reflective balls are coplanar, and the coordinate system established by this form is unique.

[0021] The buckle (30) comprises a positioning seat (31), a locking slider (32) and a positioning bead (33), the buckle (30) is used for connecting the positioning member (20) and the nasal suction tube body (10), the locking slider (32) cooperates with the positioning bead (33) to fix the positioning seat (31) and the nasal suction tube body (10) together.

[0022] One end of the positioning seat (31) is connected with the coordinate body (21), one end is connected with the handle (12) through two holes in the bottom end of the positioning seat (31) and the fixed column (13), and the positioning seat (31) and the handle (12) are slidably locked through the locking slider (32). During the locking process, the inner side of the locking slider (32) has a recess, which can be matched with the positioning bead (33), and the locking slider (32) is slidably locked until the recess is matched with the positioning bead (33), and then the locking is completed.

[0023] Through the coordinate system established by the positioning member (20), the reflective ball (23) can be tracked by the spatial positioner of the optical navigation system, the coordinate system and the nasal suction tube (11) are relatively static, the nasal suction tube (11) and the tip thereof can be described by the coordinate system, and the description is stable, and the nasal suction tube body (10) can be tracked by the spatial positioner of the optical navigation system in real time.

[0024] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An ear, nose and throat suction tube for use in an optical navigation system, characterized in that: The nasal suction tube body (10) includes a handle (12) and a nasal suction tube (11) connected with the handle (12), and a fixed column (13) is arranged on the handle (12); the positioning member (20) includes a coordinate body (21), a light-reflecting ball base (22) and a light-reflecting ball (23), the light-reflecting ball base (22) is installed on the coordinate body (21), and the light-reflecting ball (23) is fixed on the light-reflecting ball base (22); the buckle (30) includes a positioning seat (31), a locking slider (32) and a positioning bead (33), the buckle (30) is used for connecting the positioning member (20) and the nasal suction tube body (10), and the locking slider (32) cooperates with the positioning bead (33) to fix the positioning seat (31) and the nasal suction tube body (10) together.

2. The ear, nose and throat suction tube for optical navigation system according to claim 1, characterized in that, The nasal suction tube (11) includes a straight part (111) and a bent part (112), the straight part (111) is connected with the handle (12), and the straight part (111) and the bent part (112) have an included angle of 120°.

3. The ear, nose and throat suction tube for optical navigation system according to claim 1, wherein, Two fixed columns (13) are arranged on the handle (12), and are respectively denoted as a first fixed column (131) and a second fixed column (132), the first fixed column (131) and the second fixed column (132) are different in size.

4. The ear, nose and throat suction tube for optical navigation system according to claim 2, wherein, The inner diameters of the straight part (111) and the bent part (112) are 1.70 mm.

5. The ear, nose and throat suction tube for optical navigation system according to claim 1, wherein, A coordinate system is established through the positioning member (20), the light-reflecting ball (23) can be tracked by a spatial positioner of an optical navigation system, the relative position relationship between the nasal suction tube body (10) and the positioning member (20) is fixed, and the nasal suction tube body (10) can be tracked by the spatial positioner of the optical navigation system in real time.

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