CN217040332U - T-clamp for oral and maxillofacial surgery - Google Patents

Abstract

The utility model discloses a T-shaped forceps for oral and maxillofacial surgery, which relates to the field of surgical equipment. The T-shaped forceps comprises a fixed block, the fixed block is provided with symmetrically distributed moving blocks, the fixed block is provided with an adjusting piece, and the fixed block is provided with an adjustment piece. A clamping mechanism and a fixing mechanism are provided. The clamping mechanism includes a clamping block and a connecting rod. The fixing mechanism includes a moving rod and an engaging groove. The adjusting member includes a lifting block rotatably connected with the moving rod. A through hole is arranged in the moving rod, an arc-shaped block is arranged in the through-hole, the arc-shaped block is matched with the engaging groove, and a limit block is arranged on one side of the lifting block. The utility model of the T-shaped pliers adopts a fixing mechanism and a clamping mechanism, the clamping mechanism fixes the patient's teeth, and the moving rod is rotated to make the fixing mechanism fasten the clamping mechanism, so that the patient's mouth is kept open, and the tongue depressor is used to fix the patient. The tongue has good adjustability, it is convenient to adjust the length of the clamping block and the opening angle of the patient's mouth, the structure is simple, and the use is convenient.

Description

A kind of T-shaped forceps for oral and maxillofacial surgery

technical field

The utility model relates to the field of surgical equipment, in particular to a T-shaped forceps for oral and maxillofacial surgery.

Background technique

Dental surgical instruments are a general term for a class of instruments used for oral treatment and restoration. It is mainly divided into oral knives, chisels, oral scissors, oral forceps, oral forceps, clips, oral hooks, needles and other instruments. During the existing oral examination, the patient's mouth needs to be opened with T-shaped forceps to support and fix the teeth, which is convenient for long-term detection and surgical treatment, but the flexibility of the tongue will affect the oral examination. inconvenient.

Utility model content

The purpose of the utility model is to provide a T-shaped forceps for oral and maxillofacial surgery, which solves the problems that the existing T-shaped forceps are inconvenient to fix and the tongue is inconvenient to fix.

The purpose of this utility model can be realized through the following technical solutions:

The utility model relates to a T-shaped forceps for oral and maxillofacial surgery. The T-shaped forceps comprises a fixed block, the fixed block is provided with symmetrically distributed moving blocks, and the fixed block is provided with an adjustment piece.

The fixing block is provided with a clamping mechanism and a fixing mechanism. The clamping mechanism includes a clamping block and a connecting rod. The fixing mechanism includes a moving rod and an engaging groove. The adjusting member includes a lifting block rotatably connected with the moving rod. The connecting rod is connected in rotation, a through hole is arranged in the moving rod, an arc-shaped block is arranged in the through-hole, the arc-shaped block is matched with the engaging groove, and a limit block is arranged on one side of the lifting block.

Further, the fixed block is provided with a straight groove, the straight groove is provided with a guide groove, the fixed block is provided with a horizontal plate, the horizontal plate is provided with symmetrically distributed through grooves, the horizontal plate is provided with a guide rod, and the guide rod is provided. One end of the guide rod is provided with a circular hole, and the circular hole is provided with a spring for connecting the limit block, one side of the guide rod is provided with an array of engaging grooves, one side of the guide rod is fixed with a vertical groove, and the vertical groove is engaged with the The groove and the circular hole are connected.

Further, a guide block is arranged on one side of the moving block, a receiving groove is arranged on the moving block, a threaded hole is arranged in the receiving groove, a clamping block is arranged in the receiving groove, and a threaded rod is rotated on the clamping block, One side of the moving block is rotated with a connecting rod.

Further, the guide block is matched with the guide groove, and the threaded rod is matched with the threaded hole.

Further, the adjusting member includes a lifting block, one side of the lifting block is provided with a U-shaped block, one end of the U-shaped block is provided with a tongue depressing piece, and the moving rod is provided with a through hole, and the through hole is matched with the guide rod.

Further, the limiting block is matched with the vertical groove, and the U-shaped block is matched with the through groove.

The beneficial effects of the present utility model:

1. The T-shaped pliers of the present utility model adopts a fixing mechanism and a clamping mechanism. The clamping mechanism fixes the patient's teeth, and the moving rod is rotated to fasten the clamping mechanism by the fixing mechanism, so that the patient's mouth is kept open, and the tongue depressor is used. immobilize the patient's tongue;

2. The T-shaped pliers of the utility model have good adjustability, are convenient to adjust the length of the clamping block and the opening angle of the patient's mouth, have a simple structure and are easy to use.

Description of drawings

The utility model will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the structural representation of the utility model T-shaped clamp;

Fig. 2 is the structural schematic diagram of the fixed block of the present invention;

3 is a schematic structural diagram of a moving block of the present invention;

Fig. 4 is the structural schematic diagram of the adjusting member of the present invention;

FIG. 5 is a schematic view of the cross-sectional structure of the adjusting member of the present invention.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

A T-shaped pliers for oral and maxillofacial surgery, the T-shaped pliers include a fixed block 1, as shown in FIG. The adjusting member 3 is used to control the movement of the moving block 2 .

As shown in Figure 2, the fixing block 1 is provided with a straight groove 12, the straight groove 12 is provided with a guide groove 13, the fixing block 1 is fastened with a horizontal plate 11, the horizontal plate 11 is located in the straight groove 12, the horizontal plate 11 Symmetrically distributed through grooves 14 are arranged on it, a guide rod 15 is fixed on the horizontal plate 11, one end of the guide rod 15 is provided with a circular hole 17, a spring 18 is fixed in the circular hole 17, and one side of the guide rod 15 is provided with a circular hole 17. For the engaging grooves 16 distributed in an array, a vertical groove 19 is fixed on one side of the guide rod 15 , and the vertical groove 19 communicates with the engaging groove 16 and the circular hole 17 .

As shown in FIG. 3 , one side of the moving block 2 is provided with a guide block 21 , which is matched with the guide groove 13 , the moving block 2 is provided with a receiving groove 22 , and the receiving groove 22 is provided with a threaded hole 23 . A clamping block 25 is provided inside, and a threaded rod 24 is rotated on the clamping block 25. The threaded rod 24 is matched with the threaded hole 23, and a connecting rod 26 is provided on one side of the moving block 2.

As shown in FIGS. 4 and 5 , the adjusting member 3 includes a lifting block 31 , one end of the connecting rod 26 is rotatably connected with the moving block 2 , and the other end is rotatably connected with the lifting block 31 . One side of the lifting block 31 is provided with a U-shaped block 32 , the U-shaped block 32 cooperates with the through slot 14 to slide, one end of the U-shaped block 32 is fixedly provided with a tongue pressing piece 33, the other side of the lifting block 31 is rotated with a moving rod 34, and one side of the lifting block 31 is provided with a circular hole 35. The circular hole 35 is matched with the guide rod 15. A limiting block 36 is fixed in the circular hole 35. One end of the spring 18 is connected with the limiting block 36. Hole 37, the through hole 37 is matched with the guide rod 15, the through hole 37 is provided with an arc block 38, the arc block 38 slides in the vertical slot 19, and the moving rod 34 is rotated, and the arc block 38 is fixed with the engaging groove 16 .

When in use, rotate the threaded rod 24 to adjust the length of the clamping block 25, then press the moving rod 34, the arc block 38 slides with the vertical slot 19, move the clamping block 25 in the opposite direction, and prop up the patient's teeth, open the The patient's mouth, the tongue depressor 33 presses the patient's tongue, rotates the moving rod 34, rotates the arc block 38 to the engaging groove 16 to fix the moving rod 34, and fastens the patient's teeth, which is convenient for the doctor to check and treat.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention.

Claims (6)

1. A T-shaped pliers for oral and maxillofacial surgery, the T-shaped pliers comprise a fixed block (1), wherein the fixed block (1) is provided with a symmetrically distributed moving block (2), and the fixed block (1) is provided with a moving block (2). There is an adjusting member (3); The fixing block (1) is provided with a clamping mechanism and a fixing mechanism, the clamping mechanism includes a clamping block (25) and a connecting rod (26), and the fixing mechanism includes a moving rod (34) and an engaging groove (16), The adjusting member (3) comprises a lifting block (31) rotatably connected with the moving rod (34), the lifting block (31) is rotatably connected with the connecting rod (26), and the moving rod (34) is provided with a through hole (37), An arc-shaped block (38) is arranged in the hole (37), the arc-shaped block (38) is matched with the engaging groove (16), and a limit block (36) is arranged on one side of the lifting block (31). 2. A T-shaped forceps for oral and maxillofacial surgery according to claim 1, wherein a straight groove (12) is provided on the fixing block (1), and a guide groove (12) is provided in the straight groove (12). 13), the fixed block (1) is provided with a transverse plate (11), the transverse plate (11) is provided with symmetrically distributed through grooves (14), and the transverse plate (11) is provided with a guide rod (15), the guide rod One end of the (15) is provided with a circular hole (17), the circular hole (17) is provided with a spring (18) for connecting the limit block (36), and one side of the guide rod (15) is provided with an array of snap-fits In the groove (16), a vertical groove (19) is fixed on one side of the guide rod (15), and the vertical groove (19) is communicated with the engaging groove (16) and the circular hole (17). 3 . The T-shaped forceps for oral and maxillofacial surgery according to claim 2 , wherein a guide block ( 21 ) is provided on one side of the moving block ( 2 ), and a receiving block ( 2 ) is provided on the moving block ( 2 ). 4 . A groove (22), a threaded hole (23) is arranged in the receiving groove (22), a clamping block (25) is arranged in the receiving groove (22), and a threaded rod (24) is rotated on the clamping block (25), One side of the moving block (2) is rotatably provided with a connecting rod (26). 4. A T-shaped forceps for oral and maxillofacial surgery according to claim 3, wherein the guide block (21) is matched with the guide groove (13), and the threaded rod (24) is matched with the threaded hole (23) . 5. A T-shaped forceps for oral and maxillofacial surgery according to claim 2, wherein the adjusting member (3) comprises a lifting block (31), and a U-shaped block is provided on one side of the lifting block (31). (32), one end of the U-shaped block (32) is provided with a tongue pressing piece (33), and the moving rod (34) is provided with a through hole (37), which is matched with the guide rod (15). 6 . The T-shaped forceps for oral and maxillofacial surgery according to claim 5 , wherein the limiting block ( 36 ) is matched with the vertical groove ( 19 ), and the U-shaped block ( 32 ) is matched with the through groove ( 14 ). 7 . )Cooperate.

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