CN211433055U

CN211433055U - Oral and maxillofacial surgery operation retractor

Info

Publication number: CN211433055U
Application number: CN201921494363.XU
Authority: CN
Inventors: 管金龙; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-09-08
Anticipated expiration: 2029-09-10

Abstract

The utility model belongs to the surgical operation field, especially, oral cavity maxillofacial surgery drag hook to the problem that current drag hook is not convenient for change, the following scheme is proposed at present, and it includes the handle, the equal movable mounting in both sides of handle has the drag hook, the installation cavity has all been seted up to the both sides of handle, has all seted up the mounting hole on the one side inner wall that two installation cavities kept away from each other, and equal movable mounting has the installation pole in two installation holes, and the one end that two installation poles kept away from each other is fixed mounting respectively on one side that two drag hooks are close to each other, has seted up the spout on one side inner wall of installation cavity, and movable mounting has L type pole in the spout, and the one end of installation pole contacts with one side of. The utility model discloses simple structure, the change that the drag hook can be convenient to no longer need make a plurality of handles, and then practiced thrift social resource, make the use convenience more of drag hook simultaneously, satisfied people's demand.

Description

Oral and maxillofacial surgery operation retractor

Technical Field

The utility model relates to a surgical operation technical field especially relates to an oral cavity maxillofacial surgery operation drag hook.

Background

Oral and maxillofacial surgery (oral and maxillofacial surgery) is a subject mainly based on surgical treatment, and mainly studies the prevention and treatment of related diseases of oral organs (teeth, alveolar bones, lips, cheeks, tongue, palate, pharynx and the like), facial soft tissues, maxillofacial bones (maxilla, mandible, zygomatic bones and the like), temporomandibular joints, salivary glands and neck, while the traditional surgical retractor is mainly designed aiming at the use of general surgery and has limitations.

The patent with publication number CN2936155 discloses an oral and maxillofacial surgery retractor, which has the advantages of simple structure, small volume and corrosion resistance, and can be used in the operations of lifting and supporting the mandible and the maxilla part, different retractors can be selected at any time to operate according to the position of the operation part of a patient, so that the operation is stable and convenient, the surgical field is fully exposed, but in the device, one handle can only be provided with two retractors, and meanwhile, the retractors and the handle are fixed and can not be replaced, when the retractors of various different types are used in different operations, more handles need to be manufactured, thereby wasting resources.

Disclosure of Invention

The utility model aims at solving the problem that the draw hook is not convenient to replace in the prior art, and providing the draw hook for oral and maxillofacial surgery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oral cavity maxillofacial surgery retractor, includes the handle, the equal movable mounting in both sides of handle has the drag hook, the installation cavity has all been seted up to the both sides of handle, has all seted up the mounting hole on the one side inner wall that two installation cavities kept away from each other, and equal movable mounting has the installation pole in two mounting holes, and the one end that two installation poles kept away from each other is fixed mounting respectively on one side that two drag hooks are close to each other, has seted up the spout on one side inner wall of installation cavity, and movable mounting has L type pole in the spout, and the one end of installation pole contacts with one side of L type pole, and the change that.

Preferably, fixed mounting has the pivot on the inner wall of one side of installation cavity, sector gear has been cup jointed in the activity in the pivot, one side fixed mounting of L type pole has the rack, the rack meshes with sector gear mutually, one side fixed mounting of sector gear has the bull stick, the spacing groove has been seted up on one side inner wall of installation cavity, slidable mounting has T type pole in the spacing groove, one side movable mounting of bull stick is on one side of T type pole, the draw-in groove has been seted up to one side of installation pole, the one end of T type pole extends to in the draw-in groove, insert the drag hook on one side of handle, make the installation pole inject the installation cavity, thereby block the installation pole.

Preferably, a sliding hole is formed in one side of the T-shaped rod, a sliding shaft is movably mounted in the sliding hole, one end of the sliding shaft is fixedly mounted on one side of the rotating rod, and the rotating rod drives the T-shaped rod to move through the sliding shaft.

Preferably, an elliptical hole is formed in the inner wall of one side of the mounting cavity, an L-shaped push rod is movably mounted in the elliptical hole, a sliding groove is formed in the inner wall of one side of the mounting cavity, one of the L-shaped push rods is slidably mounted in the sliding groove, a connecting rod is rotatably mounted on one side of the sector gear, one side of the connecting rod is rotatably mounted on one side of the L-shaped push rod, a placing groove is annularly formed in the inner wall of the elliptical hole, an elliptical block is movably mounted in the placing groove, a groove is formed in one side of the elliptical block, a circular groove is annularly formed in the inner wall of the groove, a circular block is movably mounted in the circular groove, one end of the L-shaped push rod is fixedly mounted on one side of the circular block, thereby drive out the elliptical aperture with the ellipse piece outside, rotatory ellipse piece this moment makes it pass through the circle piece at the circular slot internal rotation, and until ellipse piece and elliptical aperture are perpendicular for ellipse piece card is on one side inner wall of standing groove.

Preferably, one end of a spring is fixedly mounted on the inner wall of one side of the sliding groove, the other end of the spring is fixedly mounted on one side of the L-shaped rod, and one end of the L-shaped rod horizontally moves along the sliding groove and enables the spring to be stressed.

In the utility model, because the draw hook, the handle, the installation cavity, the installation hole and the installation rod are arranged, the draw hook is inserted on the handle, so that the installation rod can be inserted into the installation cavity, and the installation of the draw hook can be conveniently completed;

the utility model discloses simple structure, the change that the drag hook can be convenient to no longer need make a plurality of handles, and then practiced thrift social resource, make the use convenience more of drag hook simultaneously, satisfied people's demand.

Drawings

Fig. 1 is a schematic structural view of the retractor for oral and maxillofacial surgery according to the present invention;

FIG. 2 is a schematic structural view of the connection between the retractor and the handle of the retractor for oral and maxillofacial surgery;

fig. 3 is a schematic structural view of the portion a in fig. 2 of the retractor for oral and maxillofacial surgery of the present invention.

In the figure: the device comprises a handle 1, a drag hook 2, a mounting cavity 3, a mounting hole 4, a mounting rod 5, a rod 6L, a rotating shaft 7, a sector gear 8, a rotating rod 9, a rod 10T, a clamping groove 11, a connecting rod 12, a push rod 13L, an elliptical hole 14, an elliptical block 15, a placing groove 16, a sliding hole 17 and a sliding groove 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-3, an oral and maxillofacial surgery operation drag hook, including handle 1, the equal movable mounting in both sides of handle 1 has drag hook 2, installation cavity 3 has all been seted up to handle 1's both sides, all seted up mounting hole 4 on the one side inner wall that two installation cavities 3 kept away from each other, equal movable mounting has installation pole 5 in two mounting hole 4, the one end that two installation poles 5 kept away from each other is fixed mounting respectively on one side that two drag hooks 2 are close to each other, spout 18 has been seted up on one side inner wall of installation cavity 3, movable mounting has L type pole 6 in the spout 18, the one end of installation pole 5 contacts with one side of L type pole 6, drag hook 2 can convenient change.

The utility model discloses in, fixed mounting has pivot 7 on one side inner wall of installation cavity 3, sector gear 8 has been cup jointed in the activity in pivot 7, one side fixed mounting of L type pole 6 has the rack, the rack meshes with sector gear 8 mutually, one side fixed mounting of sector gear 8 has bull stick 9, the spacing groove has been seted up on one side inner wall of installation cavity 3, sliding mounting has T type pole 10 in the spacing groove, one side movable mounting of bull stick 9 is on one side of T type pole 10, draw-in groove 11 has been seted up to one side of installation pole 5, the one end of T type pole 10 extends to in the draw-in groove 11, insert drag hook 2 on one side of handle 1, make installation pole 5 inject in installation cavity 3, thereby block installation pole 5.

The utility model discloses in, the slide opening has been seted up to one side of T type pole 10, and movable mounting has the slide axle in the slide opening, and the one end fixed mounting of slide axle is on one side of bull stick 9, and bull stick 9 drives T type pole 10 through the slide axle and removes.

In the utility model, an elliptical hole 14 is arranged on the inner wall of one side of the installation cavity 3, an L-shaped push rod 13 is movably arranged in the elliptical hole 14, a sliding groove is arranged on the inner wall of one side of the installation cavity 3, a sliding installation of the L-shaped push rod 13 is arranged in the sliding groove, a connecting rod 12 is rotatably arranged on one side of the sector gear 8, one side of the connecting rod 12 is rotatably arranged on one side of the L-shaped push rod 13, a placing groove 16 is annularly arranged on the inner wall of the elliptical hole 14, an elliptical block 15 is movably arranged in the placing groove 16, one side of the elliptical block 15 is provided with a groove, a circular groove is annularly arranged on the inner wall of the groove, a circular block is movably arranged in the circular groove, one end of the L-shaped push rod 13 is fixedly arranged on one side of the circular block, one end of the L-shaped push rod 13 vertically moves in the sliding groove, thereby driving the elliptical block 15 out of the elliptical hole, until the oval block 15 is perpendicular to the oval hole 14, so that the oval block 15 is stuck on one side inner wall of the placing groove 16.

The utility model discloses in, fixed mounting has the one end of spring on the inner wall of one side of spout 18, and the other end fixed mounting of spring is on one side of L type pole 6, and L type pole 6's one end is along 18 horizontal migration of spout and make the spring atress.

Example 2

Referring to fig. 1-3, an oral and maxillofacial surgery operation drag hook, including handle 1, the equal movable mounting in both sides of handle 1 has drag hook 2, installation cavity 3 has all been seted up to handle 1's both sides, all seted up mounting hole 4 on the one side inner wall that two installation cavities 3 kept away from each other, equal movable mounting has installation pole 5 in two mounting hole 4, the one end that two installation poles 5 kept away from each other is installed on one side that two drag hooks 2 are close to each other through welded fastening respectively, spout 18 has been seted up on one side inner wall of installation cavity 3, movable mounting has L type pole 6 in the spout 18, the one end of installation pole 5 contacts with one side of L type pole 6, drag hook 2 can convenient change.

The utility model discloses in, there is pivot 7 through welded fastening on the one side inner wall of installation cavity 3, sector gear 8 has been cup jointed in the activity in pivot 7, there is the rack one side of L type pole 6 through welded fastening, the rack meshes with sector gear 8 mutually, there is bull stick 9 one side of sector gear 8 through welded fastening, the spacing groove has been seted up on one side inner wall of installation cavity 3, sliding mounting has T type pole 10 in the spacing groove, one side movable mounting of bull stick 9 is on one side of T type pole 10, draw-in groove 11 has been seted up to one side of installation pole 5, the one end of T type pole 10 extends to in the draw-in groove 11, insert drag hook 2 on one side of handle 1, make installation pole 5 inject in the installation cavity 3, thereby block installation pole 5.

The utility model discloses in, the slide opening has been seted up to one side of T type pole 10, and movable mounting has the slide axle in the slide opening, and welded fastening installs on one side of bull stick 9 to the one end of slide axle, and bull stick 9 drives T type pole 10 through the slide axle and removes.

In the utility model, an elliptical hole 14 is arranged on the inner wall of one side of the installation cavity 3, an L-shaped push rod 13 is movably arranged in the elliptical hole 14, a sliding groove is arranged on the inner wall of one side of the installation cavity 3, a sliding installation of the L-shaped push rod 13 is arranged in the sliding groove, a connecting rod 12 is rotatably arranged on one side of the sector gear 8, one side of the connecting rod 12 is rotatably arranged on one side of the L-shaped push rod 13, a placing groove 16 is annularly arranged on the inner wall of the elliptical hole 14, an elliptical block 15 is movably arranged in the placing groove 16, one side of the elliptical block 15 is provided with a groove, a circular groove is annularly arranged on the inner wall of the groove, a circular block is movably arranged in the circular groove, one end of the L-shaped push rod 13 is fixedly arranged on one side of the circular block by welding, one end of the L-shaped push rod 13 vertically moves in the sliding groove, thereby driving the elliptical block 15 out of the elliptical hole, until the oval block 15 is perpendicular to the oval hole 14, so that the oval block 15 is stuck on one side inner wall of the placing groove 16.

The utility model discloses in, there is the one end of spring through welded fastening installation on one side inner wall of spout 18, and the other end of spring passes through welded fastening and installs on one side of L type pole 6, and the one end of L type pole 6 is along 18 horizontal migration of spout and make the spring atress.

In the utility model, when the drag hook 2 is installed, the drag hook 2 is inserted on one side of the handle 1, so that the installation rod 5 is inserted into the installation cavity 3, thereby pushing the L-shaped rod 6 to move, one end of the L-shaped rod 6 horizontally moves along the sliding groove 18 and forces the spring, the L-shaped rod 6 drives the sector gear 8 to rotate through the rack, the sector gear 8 drives the rotating rod 9 to rotate, the rotating rod 9 drives the T-shaped rod 10 to move through the sliding shaft, one end of the T-shaped rod 10 vertically moves along the limiting groove, thereby one end of the T-shaped rod 10 is clamped into the clamping groove 11, thereby the installation rod 5 is clamped, meanwhile, the sector gear 8 rotates to drive the L-shaped push rod 13 to move through the connecting rod 12, one end of the L-shaped push rod 13 vertically moves in the sliding groove, thereby the elliptical block 15 is driven out of the elliptical hole 14, at the elliptical block 15 is rotated, so that the elliptical block rotates in the circular groove until the, so that the oval block 15 is clamped on the inner wall of one side of the placing groove 16, and the installation is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oral cavity maxillofacial surgery operation drag hook, includes handle (1), the equal movable mounting in both sides of handle (1) has drag hook (2), its characterized in that, installation cavity (3) have all been seted up to the both sides of handle (1), has all seted up mounting hole (4) on the one side inner wall that two installation cavities (3) kept away from each other, and equal movable mounting has installation pole (5) in two installation holes (4), and fixed mounting is on one side that two drag hooks (2) are close to each other respectively for the one end that two installation poles (5) kept away from each other, has seted up spout (18) on the one side inner wall of installation cavity (3), and movable mounting has L type pole (6) in spout (18), and the one end of installation pole (5) contacts with one side of L type pole (6).

2. The oral and maxillofacial surgical retractor according to claim 1, wherein a rotating shaft (7) is fixedly mounted on the inner wall of one side of the mounting cavity (3), a sector gear (8) is movably sleeved on the rotating shaft (7), a rack is fixedly mounted on one side of the L-shaped rod (6), the rack is meshed with the sector gear (8), a rotating rod (9) is fixedly mounted on one side of the sector gear (8), a limiting groove is formed in the inner wall of one side of the mounting cavity (3), a T-shaped rod (10) is slidably mounted in the limiting groove, one side of the rotating rod (9) is movably mounted on one side of the T-shaped rod (10), a clamping groove (11) is formed in one side of the mounting rod (5), and one end of the T-shaped rod (10) extends into the clamping groove (11).

3. The oral and maxillofacial surgical retractor according to claim 2, wherein a slide hole is opened on one side of the T-shaped bar (10), a slide shaft is movably installed in the slide hole, and one end of the slide shaft is fixedly installed on one side of the rotating bar (9).

4. The oromaxillofacial surgical retractor according to claim 1, wherein the hook is a hook for oromaxillofacial surgical operation, the mounting structure is characterized in that an elliptical hole (14) is formed in the inner wall of one side of the mounting cavity (3), an L-shaped push rod (13) is movably mounted in the elliptical hole (14), a sliding groove is formed in the inner wall of one side of the mounting cavity (3), a sliding mounting of the L-shaped push rod (13) is formed in the sliding groove, a connecting rod (12) is rotatably mounted on one side of a sector gear (8), one side of the connecting rod (12) is rotatably mounted on one side of the L-shaped push rod (13), a placing groove (16) is formed in the inner wall of the elliptical hole (14) in an annular mode, an elliptical block (15) is movably mounted in the placing groove (16), one side of the elliptical block (15) is formed in a groove, a circular groove is formed in the inner wall of the groove in an annular mode, a circular block is movably mounted in the circular.

5. The oromaxillofacial surgical retractor according to claim 1, wherein one end of the spring is fixedly mounted on an inner wall of one side of the slide groove (18), and the other end of the spring is fixedly mounted on one side of the L-shaped bar (6).