CN216933304U

CN216933304U - Oral and maxillofacial surgery operation retractor

Info

Publication number: CN216933304U
Application number: CN202120318059.0U
Authority: CN
Inventors: 高兴
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2022-07-12
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses an oral and maxillofacial surgery retractor, which relates to an oral surgery instrument and solves the problem that when the traditional retractor is used, a doctor usually adopts one hand to operate and cannot realize synchronous opening of two sides of the mouth of a patient, so that the doctor cannot observe organs in the mouth comprehensively, and the technical scheme has the following key points: the protection plate comprises a protection plate, wherein an elastic shrinkage frame is fixedly connected to the upper surface of the protection plate, a mounting groove is formed in the lower end of the rear surface of the protection plate, a fixing seat is mounted on the protection plate through the mounting groove, a horizontal fixing rod is inserted into the fixing seat, mounting seats are fixedly mounted at two ends of the fixing rod extending to the front side, a bidirectional screw rod is inserted into each mounting seat, sliding seats are sleeved at two ends of the middle part of the outer annular surface of the bidirectional screw rod, and a threaded rod is obliquely mounted at the front end of the upper surface of each sliding seat; the synchronous distraction of the two sides of the mouth of the patient is realized, the operation is simple and convenient, and the comprehensive examination of the oral organs is facilitated.

Description

Oral and maxillofacial surgery operation retractor

Technical Field

The utility model relates to an oral surgical operation instrument, in particular to an oral and maxillofacial surgical operation draw hook.

Background

Oral and maxillofacial surgery is mainly used for surgical treatment, researches on the prevention and treatment of oral organs (teeth, alveolar bones, lips, cheeks, tongues, palates, pharynx and the like), facial soft tissues, all bones of maxillofacial (maxilla, mandible, zygomatic bones and the like), temporomandibular joints, salivary glands and certain related diseases of neck are subjects of main contents, in the process of diagnosis and treatment of the oral organs, the oral part of a patient is propped open through an operation drag hook so as to be convenient for observing internal details, when the traditional drag hook is used, a doctor usually adopts a single-hand operation drag hook to sequentially prop open one side of the oral part of the patient, the synchronous propping open of the two sides of the oral part of the patient cannot be realized, the observation of the doctor in the oral cavity does not have the whole face, and under the condition of single-hand operation, the conversion is more complicated when the two sides are propped open, and further the use is not facilitated. Therefore, the retractor for oral and maxillofacial surgery is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an oral and maxillofacial surgical retractor which can synchronously open two sides of the mouth of a patient, is simple and convenient to operate and is beneficial to comprehensive examination of oral organs.

The technical purpose of the utility model is realized by the following technical scheme: comprises a protection plate, the upper surface of the protection plate is fixedly connected with an elastic shrinkage frame, the lower end of the rear surface of the protection plate is provided with an installation groove, the protection plate is provided with a fixed seat through an installation groove, a horizontal fixed rod is inserted on the fixed seat, the two ends of the fixed rod extending to the front side are both fixedly provided with a mounting seat, a bidirectional screw rod is inserted on the mounting seat, two ends of the middle part of the outer ring surface of the bidirectional screw rod are respectively sleeved with a sliding seat, the front end of the upper surface of the sliding seat is obliquely provided with a threaded rod, the outer ring surface of the threaded rod is sleeved with a base, a rotating plate is rotatably arranged on the base, the upper end of the rotating plate is fixedly provided with a supporting rod, the upper end fixed mounting of bracing piece has the couple, the outside welding of couple has solid fixed ring, gu fixed ring keeps away from one side fixedly connected with drag hook of bracing piece, the drag hook is the crooked cyclic annular of formula that expands outward.

The utility model is further configured to: the upper end fixed mounting of elastic contraction frame has the cover bandeau, the equal fixed mounting in both ends of cover bandeau front side has the connecting rod of vertical form.

Through adopting above-mentioned technical scheme, the setting of pullover area and elastic contraction frame is bound pullover area at patient's head top position, and back brain spoon position corresponds the elastic contraction frame, and the elastic contraction frame can stretch out and draw back the regulation, is favorable to matcing the patient of different head types, is favorable to accomplishing effectively fixedly.

The utility model is further configured to: the lower end of the connecting rod is fixedly connected with a connecting rope.

Through adopting above-mentioned technical scheme, connect the rope connection and fix at patient's lower jaw position, the setting of connecting the rope promptly can accomplish effective fixed with whole head fixed establishment.

The utility model is further configured to: the fixing bolt that the interval set up is installed in the upper end of fixing base run through, the fixing bolt runs through the fixing base and extends to the inside of guard plate.

Through adopting above-mentioned technical scheme, the separation between head fixed establishment and the drag hook can be realized in the setting of gim peg, the dismouting of being convenient for, convenient operation.

The utility model is further configured to: the middle part fixed mounting of the upper surface of base has the dwang, the base passes through the dwang and rotates the installation mutually with the dwang, the upper end fixed mounting of dwang has the locating plate.

Through adopting above-mentioned technical scheme, the rotor plate adopts the mode that can rotate in a flexible way, is convenient for effectively strut of oral area, and the operation is free.

The utility model is further configured to: the rotating plate and the positioning plate are correspondingly provided with positioning holes in a penetrating mode, and the positioning plate is provided with positioning bolts through the positioning holes in an inserting mode.

Through adopting above-mentioned technical scheme, form relatively fixed between pilot pin and locating plate, the rotor plate, can realize the effective fixed of the drag hook after the oral area struts.

The utility model is further configured to: and one end of the bidirectional screw rod extending to the outside of the mounting seat is fixedly connected with a knob.

Through adopting above-mentioned technical scheme, through knob pivoted easy operation, be favorable to adjusting the distance between the sliding seat, and then adjust the relative position between the drag hook, and then change the size that the oral area struts, the suitability is high.

Compared with the prior art, the utility model has the following beneficial effects: the synchronous distraction of the two sides of the mouth of the patient is realized, the operation is simple and convenient, and the comprehensive examination of the oral organs is facilitated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a structural rear view of the main body frame of the present invention.

Fig. 3 is a schematic view of the mounting of the retractor of the utility model.

Fig. 4 is an exploded view of the retractor mounting structure of the present invention.

Reference numbers and corresponding part names in the drawings:

1. a protection plate; 2. an elastic shrinkage frame; 3. sleeving a head band; 4. a connecting rod; 5. connecting ropes; 6. a knob; 7. a bidirectional screw rod; 8. a rotating plate; 9. a sliding seat; 10. a mounting seat; 11. a fixing rod; 12. a fixed seat; 13. pulling a hook; 14. hooking; 15. a fixing ring; 16. a support bar; 17. a fixing bolt; 18. positioning bolts; 19. positioning a plate; 20. a base; 21. a threaded rod; 22. rotating the rod; 23. and (7) positioning the holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed or operated in a particular orientation, and is not to be construed as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example (b): an oral and maxillofacial surgery retractor comprises a protection plate 1, wherein an elastic shrinkage frame 2 is fixedly connected to the upper surface of the protection plate 1, a mounting groove is formed in the lower end of the rear surface of the protection plate 1, a fixed seat 12 is installed on the protection plate 1 through the mounting groove, a horizontal fixed rod 11 is inserted on the fixed seat 12, mounting seats 10 are fixedly installed at two ends of the front side of the fixed rod 11, a bidirectional screw rod 7 is inserted on the mounting seat 10, sliding seats 9 are respectively sleeved at two ends of the middle part of the outer annular surface of the bidirectional screw rod 7, a threaded rod 21 is obliquely installed at the front end of the upper surface of the sliding seat 9, a base 20 is sleeved on the outer annular surface of the threaded rod 21, a rotating plate 8 is rotatably installed on the base 20, a support rod 16 is fixedly installed at the upper end of the rotating plate 8, a hook 14 is fixedly installed at the upper end of the support rod 16, a fixed ring 15 is welded outside the hook 14, and a vertical retractor 13 is fixedly connected to one side of the fixed ring 15, which is far away from the support rod 16, the draw hook 13 is in an outward expanding type bent ring shape, and the shape is matched with the two sides of the mouth part, so that the opening is convenient.

As shown in fig. 1 and 2, a headband sleeve 3 is fixedly mounted at the upper end of the elastic shrinkage frame 2, a vertical connecting rod 4 is fixedly mounted at both ends of the front side of the headband sleeve 3, and a connecting rope 5 is fixedly connected to the lower end of the connecting rod 4.

As shown in fig. 2, 3 and 4, the fixing bolt 17 that the interval set up is installed through being run through to the upper end of fixing base 12, and fixing bolt 17 runs through fixing base 12 and extends to the inside of guard plate 1, and the middle part fixed mounting of the upper surface of base 20 has dwang 22, and base 20 rotates the installation mutually through dwang 22 and rotor plate 8, and the upper end fixed mounting of dwang 22 has locating plate 19.

As shown in fig. 1 and 4, a positioning hole 23 is formed in the rotating plate 8 and the positioning plate 19 correspondingly through, a positioning bolt 18 is inserted into the positioning plate 19 through the positioning hole 23, and a knob 6 is fixedly connected to one end of the bidirectional screw rod 7 extending to the outside of the mounting base 10.

The working principle is as follows: in the using process of the surgical retractor, the head covering band 3 is bound at the top end of the head of a patient, the back head part corresponds to the elastic contraction frame 2, and the elastic contraction frame 2 can be adjusted in a telescopic mode, so that the surgical retractor is beneficial to matching with patients with different head types and is beneficial to completing effective fixation; the connecting rope 5 is connected and fixed at the lower jaw part of the patient, so that the whole head fixing mechanism can be effectively fixed; after the fixation is finished, the knob 6 is rotated to enable the bidirectional screw rod 7 to rotate, the sliding seat 9 sleeved outside is driven to move relatively, the position of a drag hook 13 connected with the upper end is changed, the drag hook 13 can be correspondingly clamped at two ends of the mouth of a patient after being adjusted to the position corresponding to the mouth of the patient, the knob 6 is continuously rotated to enable the mouth of the patient to be fully unfolded, the inclination angle of the rotating plate 8 is adjusted according to the position of the mouth of the patient, and the positioning bolt 18 is matched with the positioning hole 23 for fixation;

the mouth gag is matched for use, so that not only can the two sides of the lips of the mouth of a patient be unfolded, but also the gum can be opened at the same time, and therefore, all organs in the mouth are exposed so as to be convenient for observation;

in summary, the following steps: the surgical retractor achieves the purpose of synchronously opening the two sides of the mouth of a patient, realizes that all organs in the oral cavity are exposed, is simple and convenient to operate, and is favorable for comprehensively examining the organs in the oral cavity.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An oral and maxillofacial surgery retractor comprises a protection plate (1) and is characterized in that an elastic contraction frame (2) is fixedly connected to the upper surface of the protection plate (1), a mounting groove is formed in the lower end of the rear surface of the protection plate (1), a fixing seat (12) is mounted on the protection plate (1) through the mounting groove, a horizontal fixing rod (11) is inserted into the fixing seat (12), mounting seats (10) are fixedly mounted at two ends of the fixing rod (11) extending to the front side, a bidirectional screw rod (7) is inserted into the mounting seats (10), sliding seats (9) are sleeved at two ends of the middle of the outer ring surface of the bidirectional screw rod (7), a threaded rod (21) is obliquely mounted at the front end of the upper surface of the sliding seat (9), a base (20) is sleeved on the outer ring surface of the threaded rod (21), and a rotating plate (8) is rotatably mounted on the base (20), the utility model discloses a hook structure, including rotor plate (8), upper end fixed mounting of rotor plate (8) has bracing piece (16), the upper end fixed mounting of bracing piece (16) has couple (14), the exterior welding of couple (14) has solid fixed ring (15), one side fixedly connected with drag hook (13) of bracing piece (16) are kept away from in solid fixed ring (15), drag hook (13) are the crooked cyclic annular of formula that expands outward.

2. The oral and maxillofacial surgical retractor according to claim 1, wherein a head covering band (3) is fixedly mounted on the upper end of the elastic shrinkage frame (2), and a vertical connecting rod (4) is fixedly mounted on each of the two ends of the front side of the head covering band (3).

3. The oral and maxillofacial surgical retractor according to claim 2, wherein the lower ends of the connecting rods (4) are fixedly connected with connecting ropes (5).

4. The oral and maxillofacial surgical retractor according to claim 1, wherein fixing bolts (17) are installed at intervals on the upper end of the fixing base (12), and the fixing bolts (17) penetrate through the fixing base (12) and extend to the inside of the protection plate (1).

5. The oral and maxillofacial surgical retractor according to claim 1, wherein a rotating rod (22) is fixedly mounted in the middle of the upper surface of the base (20), the base (20) is rotatably mounted with the rotating plate (8) through the rotating rod (22), and a positioning plate (19) is fixedly mounted at the upper end of the rotating rod (22).

6. The oral and maxillofacial surgical retractor according to claim 5, wherein the rotating plate (8) and the positioning plate (19) are provided with positioning holes (23) through which the positioning bolts (18) are inserted in the positioning plate (19) through the positioning holes (23).

7. The oral and maxillofacial surgical retractor according to claim 1, wherein the bidirectional screw (7) is fixedly connected with a knob (6) at one end extending to the outside of the mounting seat (10).