CN215350295U

CN215350295U - Retractor for maxillofacial surgery

Info

Publication number: CN215350295U
Application number: CN202120979918.0U
Authority: CN
Inventors: 赵贵庆
Original assignee: Wuhan Yahan Plastic Surgery Hospital Co ltd
Current assignee: Wuhan Yahan Plastic Surgery Hospital Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-12-31
Anticipated expiration: 2031-05-10

Abstract

The utility model relates to the technical field of oral medical equipment, in particular to a retractor for maxillofacial surgery, which solves the problems that in the maxillofacial surgery in the prior art, the actual stature and height of each patient are different and the same, so that the retractor needs to be moved frequently to meet the actual use requirement, and the practicability of the retractor is greatly reduced due to the fact that the retractor cannot be adjusted and is troublesome to adjust. The utility model provides a retractor for maxillofacial surgery, includes the supporting leg of the equal fixed connection of four corners in bed board and bed board bottom, and the top both sides of bed board all are provided with the drag hook, and two drag hooks all are connected with lift portion through fine setting portion, and the bottom of two lift portions all is connected with the removal portion of being connected with the bed board both sides through connecting portion. The utility model has convenient operation and reasonable structure, is convenient for position adjustment, can be adjusted to the most suitable position according to patients with different heights, and improves the applicability and the practicability.

Description

Retractor for maxillofacial surgery

Technical Field

The utility model relates to the technical field of oral medical equipment, in particular to a retractor for maxillofacial surgery.

Background

The retractor is used for retracting tissues, exposes the range needing operation, is convenient to explore and operate, and can be divided into two types, namely a handheld retractor and an automatic retractor. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement. The automatic retractor is a self-fixing retractor, also called a self-holding retractor, such as a two-blade type or three-blade type automatic retractor, and can be used for operations of abdominal cavity, thoracic cavity, pelvic cavity, waist, craniocerebral and other parts. The multifunctional maxillofacial retractor applies the automatic retractor to the maxillofacial surgery according to the technical scheme of the automatic retractor.

However, the retractors exclusively used for maxillofacial surgery, which are used clinically, are not easily moved according to the actual condition of the patient.

However, in the maxillofacial surgery, the actual stature and height of each patient are different and the same, so that the retractor needs to be moved frequently to meet the actual use requirement, and the retractor which cannot be adjusted and is troublesome to adjust can greatly reduce the practicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a retractor for maxillofacial surgery, which solves the problems that in the prior art, in the maxillofacial surgery, the actual stature and height of each patient are different and the same, so that the retractor needs to be moved frequently to meet the actual use requirement, and the practicability of the retractor is greatly reduced due to the fact that the retractor cannot be adjusted and is troublesome to adjust.

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

a retractor for maxillofacial surgery comprises a bed plate and supporting legs fixedly connected with four corners of the bottom of the bed plate, wherein drag hooks are arranged on two sides of the top of the bed plate, the two drag hooks are connected with lifting parts through fine adjustment parts, and the bottoms of the two lifting parts are connected with moving parts connected with two sides of the bed plate through connecting parts;

the movable part comprises two mounting plates which are symmetrically arranged and respectively fixedly connected with two ends of one side of the bed plate through bolts, and a movable plate which is vertically arranged between the two mounting plates and is in sliding connection with one side of the bed plate through a slide block, wherein a screw rod penetrating through the movable plate through a threaded sleeve is arranged on one side of the movable plate, one end of an extension section of the screw rod is rotatably connected with one of the mounting plates through a rotating shaft, and the other end of the extension section penetrates through the other mounting plate through a shaft sleeve;

fine setting portion contains the horizontal pole that the level set up and horizontal pole one end looks adaptation sliding connection's sliding sleeve, the bottom and the drag hook of sliding sleeve can be dismantled and be connected, top one side threaded connection of sliding sleeve has the shank of bolt that runs through the sliding sleeve, the one end that the sliding sleeve was kept away from to the horizontal pole is connected with lift portion.

Preferably, the top of the draw hook is fixedly connected with the sliding sleeve bolt, and one end of the extension section of the bolt rod is abutted to the top of the cross rod.

Preferably, the connecting part comprises a horizontally arranged fixed block and a plurality of fixed rods which are vertically arranged at the bottom of the fixed block and are fixedly connected with the moving plate.

Preferably, the lift portion includes with fixed block one end fixed connection's grafting cover and with the elastic plate of grafting cover looks adaptation grafting and vertical setting, one side threaded connection of grafting cover has the shank of bolt that runs through the grafting cover.

Preferably, one end of the extension section of the bolt rod is abutted against the side wall of the elastic plate, and one end of the cross rod is fixedly connected with the elastic plate.

Preferably, the both sides of bed board are the level all and are provided with the drive division, and the drive division includes the motor, the output shaft of motor is connected with the one end transmission of lead screw, the bottom of motor has the link with bed board bottom fixed connection through the leg joint.

The utility model has at least the following beneficial effects:

according to actual conditions, patient to different heights, at first patient lies on the bed board, rotate the lead screw of both sides after that, the rotation of lead screw drives the movable plate and removes, the movable plate drives connecting portion simultaneously, lift portion and fine setting portion remove in step, thereby it removes to drive the pulling, make its position be applicable to patient's position, twist the shank of bolt after that and move in order to adjust the height of elastic plate in the plug bush, thereby adjust the height of drag hook, adjust on the horizontal pole through the sliding sleeve at last, can adjust to patient's actual conditions comprehensively, can use, the simple operation, and reasonable structure, be convenient for carry out the regulation of position, can adjust to most suitable position according to patient of different heights, the suitability and the practicality have been improved.

The utility model also has the following beneficial effects:

through the setting of removal portion, according to actual conditions, patient to different heights, at first patient lies on the bed board, rotate the lead screw of both sides after that, the rotation of lead screw drives the movable plate and removes, the movable plate drives connecting portion simultaneously, lift portion and fine setting portion remove in step, thereby drive the pulling and remove, make its position be applicable to patient's position, can use, the simple operation, and is rational in infrastructure, be convenient for carry out the regulation of position, can adjust to the most suitable position according to the patient of different heights, and the applicability and the practicality are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a moving part according to the present invention;

FIG. 3 is a schematic view of a driving portion according to the present invention;

fig. 4 is a schematic view of the lifting part of the present invention.

In the figure: 1. supporting legs; 2. a moving part; 3. a bed board; 4. a fine adjustment part; 5. a lifting part; 6. a drive section; 7. a connecting portion; 201. a slider; 202. moving the plate; 204. a screw rod; 205. mounting a plate; 401. pulling a hook; 402. a sliding sleeve; 404. a cross bar; 503. an elastic plate; 504. a plug bush; 601. a connecting frame; 602. a support; 603. a motor; 701. a fixed block; 702. and (5) fixing the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a retractor for maxillofacial surgery comprises a bed plate 3 and supporting legs 1 fixedly connected to four corners at the bottom of the bed plate 3, wherein drag hooks 401 are arranged on two sides of the top of the bed plate 3, the two drag hooks 401 are connected with lifting parts 5 through fine adjustment parts 4, and the bottoms of the two lifting parts 5 are connected with moving parts 2 connected to two sides of the bed plate 3 through connecting parts 7;

the moving part 2 comprises two mounting plates 205 which are symmetrically arranged and are respectively fixedly connected with two ends of one side of the bed plate 3 through bolts, and a screw rod 204 which is vertically arranged between the two mounting plates 205 and penetrates through the moving plate 202 through a screw sleeve is arranged on one side of the moving plate 202 which is slidably connected with one side of the bed plate 3 through a slide block 201, one end of an extending section of the screw rod 204 is rotatably connected with one of the mounting plates 205 through a rotating shaft, the other end of the extending section penetrates through the other mounting plate 205 through a shaft sleeve, concretely, through the arrangement of the moving part 2, aiming at patients with different heights according to actual conditions, firstly, the patient lies on the bed plate 3, then the screw rods 204 on two sides are rotated, the moving plate 202 is driven by the rotation of the screw rod 204 to move, the moving plate 202 simultaneously drives the connecting part 7, the lifting part 5 and the fine adjustment part 4 to synchronously move, thereby driving the draw hook 401 to be suitable for the position of the patient, can use, the simple operation, it is rational in infrastructure, be convenient for carry on the regulation of position, can adjust to the most suitable position according to the patient of different heights, improved its suitability and practicality.

The scheme has the following working processes:

according to actual conditions, patient to different heights, at first patient lies on bed board 3, rotate the lead screw 204 of both sides after that, the rotation of lead screw 204 drives movable plate 202 and removes, movable plate 202 drives connecting portion 7 simultaneously, lift portion 5 and fine setting portion 4 remove in step, thereby drive drag hook 401 and remove, make its position be applicable to patient's position, twist the shank of bolt after that and adjust the height of elastic plate 503 in grafting cover 504, thereby adjust drag hook 401's height, adjust on horizontal pole 404 through sliding sleeve 402 at last, can adjust to patient's actual conditions comprehensively, can use, and the operation is convenient, and reasonable structure, be convenient for carry out the regulation of position, can adjust to the most suitable position according to patient of different heights, and the applicability and the practicality are improved.

According to the working process, the following steps are known:

through the setting of removal portion 2, according to actual conditions, patient to different heights, at first patient lies on bed board 3, rotate the lead screw 204 of both sides after that, the rotation of lead screw 204 drives movable plate 202 and removes, movable plate 202 drives connecting portion 7 simultaneously, lift portion 5 and fine setting portion 4 remove in step, thereby drive drag hook 401 and remove, make its position be applicable to patient's position, can use, the simple operation, and is rational in infrastructure, be convenient for carry out the regulation of position, can adjust to most suitable position according to the patient of different heights, the suitability and the practicality have been improved.

Further, the top of the draw hook 401 is fixedly connected with the sliding sleeve 402 through a bolt, and one end of the extension section of the bolt rod is abutted to the top of the cross rod 404.

Further, connecting portion 7 contains the fixed block 701 that the level set up and a plurality of and the dead lever 702 of moving plate 202 fixed connection of the vertical setting in fixed block 701 bottom, and is concrete, through the setting of connecting portion 7, has improved the stability of connecting.

Further, lift portion 5 includes with the grafting cover 504 of fixed block 701 one end fixed connection and with grafting cover 504 looks adaptation grafting and the elastic plate 503 of vertical setting, and one side threaded connection of grafting cover 504 has the bolt pole that runs through grafting cover 504, and is specific, the height-adjusting of being convenient for through the setting of lift portion 5.

Further, one end of the extended section of the bolt rod abuts against the side wall of the elastic plate 503, and one end of the cross bar 404 is fixedly connected with the elastic plate 503.

Further, the equal level in both sides of bed board 3 is provided with drive division 6, and drive division 6 includes motor 603, and the output shaft of motor 603 is connected with the one end transmission of lead screw 204, and the bottom of motor 603 is connected with the link 601 with bed board 3 bottom fixed connection through support 602, and is concrete, through the setting of drive division 6, has improved the speed of adjusting.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The retractor for the maxillofacial surgery comprises a bed plate (3) and supporting legs (1) fixedly connected with four corners at the bottom of the bed plate (3), and is characterized in that drag hooks (401) are arranged on two sides of the top of the bed plate (3), the two drag hooks (401) are connected with lifting parts (5) through fine adjustment parts (4), and the bottoms of the two lifting parts (5) are connected with moving parts (2) connected with two sides of the bed plate (3) through connecting parts (7);

the movable part (2) comprises two mounting plates (205) which are symmetrically arranged and are fixedly connected to two ends of one side of the bed plate (3) through bolts respectively, and a movable plate (202) which is vertically arranged between the two mounting plates (205) and is in sliding connection with one side of the bed plate (3) through a sliding block (201), wherein a screw rod (204) which penetrates through the movable plate (202) through a threaded sleeve is arranged on one side of the movable plate (202), one end of an extension section of the screw rod (204) is rotatably connected with one of the mounting plates (205) through a rotating shaft, and the other end of the extension section penetrates through the other mounting plate (205) through a shaft sleeve;

fine setting portion (4) contain horizontal pole (404) and horizontal pole (404) one end looks adaptation sliding connection's that the level set up sliding sleeve (402), the bottom and drag hook (401) of sliding sleeve (402) can be dismantled and be connected, top one side threaded connection of sliding sleeve (402) has the shank of bolt that runs through sliding sleeve (402), the one end that sliding sleeve (402) were kept away from in horizontal pole (404) is connected with lift portion (5).

2. The maxillofacial surgery retractor according to claim 1, wherein the top of the retractor (401) is fixedly connected with a bolt of the sliding sleeve (402), and one end of the extended section of the bolt rod is abutted against the top of the cross rod (404).

3. The retractor for maxillofacial surgery according to claim 2, wherein said connecting portion (7) comprises a fixed block (701) horizontally arranged and a plurality of fixed rods (702) vertically arranged at the bottom of the fixed block (701) and fixedly connected with the moving plate (202).

4. The retractor for maxillofacial surgery as claimed in claim 3, wherein said lifting portion (5) comprises a plug-in sleeve (504) fixedly connected to one end of the fixed block (701) and an elastic plate (503) vertically disposed and adapted to plug-in with the plug-in sleeve (504), and a bolt rod passing through the plug-in sleeve (504) is threadedly connected to one side of the plug-in sleeve (504).

5. The maxillofacial surgical retractor according to claim 4, wherein one end of the extended section of the bolt bar abuts against a side wall of the elastic plate (503), and one end of the cross bar (404) is fixedly connected with the elastic plate (503).

6. The retractor for maxillofacial surgery according to claim 1, wherein the driving portion (6) is horizontally disposed on both sides of the bed plate (3), the driving portion (6) comprises a motor (603), an output shaft of the motor (603) is in transmission connection with one end of the screw rod (204), and a connecting frame (601) fixedly connected with the bottom of the bed plate (3) is connected to the bottom of the motor (603) through a bracket (602).