Nasal dilator for nasal surgery

Abstract

The utility model discloses a nasal dilator for nasal surgery, and belongs to the field of nasal surgery. A nasal dilator for nasal surgery comprises a connecting plate, mounting bases are arranged at the left end and the right end of the connecting plate, supporting rods are arranged on the mounting bases, hydraulic cylinder bases are arranged at the ends, away from the mounting bases, of the supporting rods, and hydraulic cylinders are arranged on the hydraulic cylinder bases. The nasal dilator solves the problems that when an existing dilating clamp is used, a user needs to hold the dilating clamp by hand to dilate the nose wing, the position of one hand of the user is undoubtedly occupied, and operation instruments are inconvenient to hold by the remaining single hand. When a nasal surgery is carried out, the output end of the hydraulic cylinder extends to clamp the downward-pressing clamping piece on the edge of an operating table so as to fix the nasal dilator, and manual hand holding is not needed.

Description

Technical Field

[0001] The utility model relates to the field of rhinology surgery, in particular to a nasal dilator used in rhinology surgery. Background Art

[0002] During nasal surgery, dilator forceps are needed to expand the nasal cavity so that the internal conditions can be examined;

[0003] The Chinese patent with the publication number CN208973815U discloses a nasal examination surgery expansion forceps. It includes a support rod symmetrically arranged in the upper and lower parts, the support rod is composed of a horizontal part and an inclined part, the right end of the inclined part is inclined in the direction between the two support rods, and the right end of the inclined part is fixedly connected to a fixed block, a support block is arranged between the two support rods, the upper and lower ends of the support block are both provided with grooves, the inclined part of the support rod is arranged in the groove of the support block, a transverse screw is fixedly arranged on the right end face of the support block, the right end of the screw passes through the hole on the fixed block and extends to the right side of the fixed block, a ram nut is arranged on the screw on the right side of the fixed block, and a plurality of eccentric cams tightly matched with the horizontal part of the support rod are arranged on the right part of the horizontal part of the support rod. The utility model has a simple structure, is easy to operate, and has a stable structure during the support process. While expanding the nasal cavity, the local part of the nasal cavity can be further expanded, which is convenient for inspection.

[0004] When using the expansion forceps of the above patent, the user needs to hold the expansion forceps to expand the nose, which undoubtedly occupies the position of one hand of the user, and it is quite inconvenient for the remaining hand to operate the surgical instrument. Utility Model Content

[0005] The utility model aims to provide a nasal dilator for nasal surgery. By arranging a hydraulic cylinder and a downward clamping piece at both ends of the nasal dilator, the downward clamping piece can be clamped on the edge of the operating table to fix the nasal dilator by extending the output end of the hydraulic cylinder during nasal surgery, without the need for manual holding, thereby solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nasal dilator for nasal surgery, comprising a connecting plate, mounting bases are provided at both ends of the connecting plate, a support rod is provided on the mounting base, a hydraulic cylinder base is provided at the end of the support rod away from the mounting base, a hydraulic cylinder is provided on the hydraulic cylinder base, a movable end of the hydraulic cylinder passes through the hydraulic cylinder base, a clamping plate is provided on the movable end of the hydraulic cylinder, a nose bridge fixing plate is provided on the connecting plate, a slide groove is provided on the nose bridge fixing plate, a sliding rod is provided in the slide groove, a fixing bolt is provided at one end of the sliding rod, a fixing base is provided at the end of the sliding rod away from the fixing bolt, a nose wing support plate is provided on the fixed base, and a threaded connecting rod is provided on the nose wing support plate.

[0007] Preferably, a rotating handle is provided on the threaded connecting rod, and the rotating handle is welded to the threaded connecting rod.

[0008] Preferably, a rotary bearing is provided at one end of the threaded connecting rod away from the rotating handle, and an inner ring of the rotary bearing is welded to the threaded connecting rod.

[0009] Preferably, a connecting block is provided on the outer ring of the rotary bearing, and the connecting block is welded to the rotary bearing.

[0010] Preferably, an expansion plate is provided on the connection block, and the expansion plate is welded to the connection block.

[0011] Preferably, an upper lip fixing plate is provided on the connecting plate, and the upper lip fixing plate and the connecting plate are integrally arranged.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model is provided that when the user needs to expand the patient's nasal cavity during a nasal surgery, the nose bridge fixing plate is first placed on the patient's nose bridge to abut against the nose bridge, the edge of the operating table is clamped between the mounting base and the clamping plate, the movable end of the hydraulic cylinder is extended, and the clamping plate is slowly moved close to the edge of the operating table to abut against the operating table, so that the nose expander is fixed as a whole, and because the shape of the nose bridge fixing plate fits the nose bridge, after the expansion plate is extended and clamped and fixed to the operating table by the hydraulic cylinder, the nose bridge fixing plate can also fix the nose bridge, so as to avoid the patient's head from moving randomly during the operation and affecting the operation, when the connecting plate has been connected to the operating table by the hydraulic cylinder, the nose bridge fixing plate can be fixed to the operating table. After the edge of the operating table is clamped and fixed, the fixing bolt is loosened to pull out and extend the sliding rod until the expansion plate extends to the front end of the nostril, and then the rotating handle is turned to make the threaded connecting rod drive the expansion plate to extend, and then the sliding rod is retracted to bring the expansion plate into the nasal cavity, and the rotating handle is turned to retract the threaded connecting rod. At this time, the expansion plate abuts against the inner wall of the nasal cavity, and as the threaded connecting rod is continuously retracted, the nasal cavity is pulled and expanded, thereby achieving the purpose of nose expansion, effectively avoiding the need for the user to hold the expansion forceps to expand the nose when in use, which undoubtedly occupies the position of one hand of the user, and it is quite inconvenient to operate the surgical instrument with the remaining hand. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall external structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall rear end structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the expansion support assembly of the utility model;

[0017] Figure 4This is a schematic diagram of the connection block structure of the utility model.

[0018] In the figure: 1. connecting plate; 2. nose bridge fixing plate; 3. slide groove; 4. sliding rod; 5. fixing bolt; 6. fixing base; 7. nose wing support plate; 8. threaded connecting rod; 9. rotating handle; 10. rotating bearing; 11. connecting block; 12. expansion plate; 13. mounting base; 14. support rod; 15. hydraulic cylinder base; 16. hydraulic cylinder; 17. clamping plate; 18. upper lip fixing plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to solve the problem in the prior art that the user needs to hold the spreading forceps to spread the nose wings when using the spreading forceps, which undoubtedly occupies the position of one hand of the user, and it is quite inconvenient to operate the surgical instrument with the remaining hand, this embodiment provides the following technical solutions:

[0021] A nose dilator for nasal surgery, comprising a connecting plate 1, both left and right ends of the connecting plate 1 are provided with mounting bases 13, a nose bridge fixing plate 2 is provided on the connecting plate 1, a slide groove 3 is provided on the nose bridge fixing plate 2, a sliding rod 4 is provided in the slide groove 3, a fixing bolt 5 is provided at one end of the sliding rod 4, a fixing base 6 is provided at the end of the sliding rod 4 away from the fixing bolt 5, a nose wing support plate 7 is provided on the fixing base 6, and a threaded connecting rod 8 is provided on the nose wing support plate 7;

[0022] In this embodiment, a support rod 14 is provided on the mounting base 13, and a hydraulic cylinder base 15 is provided at one end of the support rod 14 away from the mounting base 13, and a hydraulic cylinder 16 is provided on the hydraulic cylinder base 15, and a movable end of the hydraulic cylinder 16 penetrates the hydraulic cylinder base 15, and a clamping plate 17 is provided on the movable end of the hydraulic cylinder 16. When the user needs to expand the patient's nasal cavity during nasal surgery, the nose bridge fixing plate 2 is first placed on the patient's nose bridge to abut against the nose bridge, and the edge of the operating table is clamped between the mounting base 13 and the clamping plate 17, and the movable end of the hydraulic cylinder 16 is extended, and the clamping plate 17 is slowly moved close to the edge of the operating table to abut against the operating table, so as to fix the nose expander as a whole;

[0023] In this embodiment, a rotating handle 9 is provided on the threaded connecting rod 8, and the rotating handle 9 is welded to the threaded connecting rod 8;

[0024] In this embodiment, a rotary bearing 10 is provided at one end of the threaded connecting rod 8 away from the rotating handle 9, and the inner ring of the rotary bearing 10 is welded to the threaded connecting rod 8;

[0025] In this embodiment, a connecting block 11 is provided on the outer ring of the rotary bearing 10, and the connecting block 11 is welded to the rotary bearing 10;

[0026] In this embodiment, an expansion plate 12 is provided on the connection block 11, and the expansion plate 12 is welded to the connection block 11. When the connection plate has been clamped and fixed to the edge of the operating table by the hydraulic cylinder 16, the fixing bolt 5 is loosened to pull out and extend the sliding rod 4 until the expansion plate 12 extends to the front end of the nostril, and then the rotating handle 9 is turned to make the threaded connecting rod 8 drive the expansion plate 12 to extend, and then the sliding rod 4 is retracted to bring the expansion plate 12 into the nasal cavity, and the rotating handle 9 is turned to retract the threaded connecting rod 8. At this time, the expansion plate 12 abuts against the inner wall of the nasal cavity. As the threaded connecting rod 8 is continuously retracted, the nasal cavity is pulled and expanded, thereby achieving the purpose of expanding the nose;

[0027] In this embodiment, an upper lip fixing plate 18 is provided on the connecting plate 1, and the upper lip fixing plate 18 is integrally provided with the connecting plate 1;

[0028] Working principle: When the user needs to expand the patient's nasal cavity during nasal surgery, first place the nose bridge fixing plate 2 on the patient's nose bridge to abut against the nose bridge, clamp the edge of the operating table between the mounting base 13 and the clamping plate 17, extend the movable end of the hydraulic cylinder 16, slowly move the clamping plate 17 close to the edge of the operating table to abut against the operating table, so as to fix the nose expander as a whole, and because the shape of the nose bridge fixing plate 2 fits the nose bridge, when the hydraulic cylinder 16 drives the expansion plate 12 to extend and clamp and fix it to the operating table, the nose bridge fixing plate 2 can also fix the nose bridge. To avoid the patient's head moving around during the operation and affecting the operation, after the connecting plate has been clamped and fixed to the edge of the operating table by the hydraulic cylinder 16, loosen the fixing bolt 5 to pull out and extend the sliding rod 4 until the expansion plate 12 extends to the front end of the nostril, then turn the rotating handle 9 to make the threaded connecting rod 8 drive the expansion plate 12 to extend, then retract the sliding rod 4 to bring the expansion plate 12 into the nasal cavity, turn the rotating handle 9 to retract the threaded connecting rod 8. At this time, the expansion plate 12 abuts against the inner wall of the nasal cavity, and as the threaded connecting rod 8 is continuously retracted, the nasal cavity is pulled and expanded, thereby achieving the purpose of nose expansion.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A nasal dilator for nasal surgery, comprising a connecting plate (1), wherein both left and right ends of the connecting plate (1) are provided with mounting bases (13), the mounting bases (13) are provided with support rods (14), the support rods (14) are provided with hydraulic cylinder bases (15) at one end away from the mounting bases (13), the hydraulic cylinder bases (15) are provided with hydraulic cylinders (16), the movable ends of the hydraulic cylinders (16) penetrate the hydraulic cylinder bases (15), and the movable ends of the hydraulic cylinders (16) are provided with hydraulic cylinders (16). A clamping plate (17) is provided, a nose bridge fixing plate (2) is provided on the connecting plate (1), a slide groove (3) is provided on the nose bridge fixing plate (2), a sliding rod (4) is provided in the slide groove (3), a fixing bolt (5) is provided at one end of the sliding rod (4), a fixing base (6) is provided at the end of the sliding rod (4) away from the fixing bolt (5), a nose wing support plate (7) is provided on the fixing base (6), and a threaded connecting rod (8) is provided on the nose wing support plate (7).

2. A nasal dilator for nasal surgery according to claim 1, characterized in that: The threaded connecting rod (8) is provided with a rotating handle (9), and the rotating handle (9) is welded to the threaded connecting rod (8).

3. A nasal dilator for nasal surgery according to claim 2, characterized in that: The threaded connecting rod (8) is provided with a rotary bearing (10) at one end away from the rotary handle (9), and the inner ring of the rotary bearing (10) is welded to the threaded connecting rod (8).

4. A nasal dilator for nasal surgery according to claim 3, characterized in that: A connecting block (11) is provided on the outer ring of the rotary bearing (10), and the connecting block (11) is connected to the rotary bearing (10) by welding.

5. A nasal dilator for nasal surgery according to claim 4, characterized in that: An expansion plate (12) is provided on the connection block (11), and the expansion plate (12) is connected to the connection block (11) by welding.

6. A nasal dilator for nasal surgery according to claim 1, characterized in that: An upper lip fixing plate (18) is provided on the connecting plate (1), and the upper lip fixing plate (18) and the connecting plate (1) are integrally arranged.

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