CN217852897U

CN217852897U - Mouth gag for department of stomatology that can accurately adjust

Info

Publication number: CN217852897U
Application number: CN202221704595.5U
Authority: CN
Inventors: 王迎迎
Original assignee: Shandong University
Current assignee: Shandong University
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-22
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses a mouth gag for department of stomatology that can accurately adjust relates to department of stomatology medical instrument technical field, including the base, the spout has been seted up in running through of base, and the fixed fixing base that is provided with of one end of spout, the other end of spout cooperate to slide and be provided with the slide, and one side of slide is provided with stop screw, is located to be provided with supporting spring between fixing base and the slide in the spout, supporting spring's both ends respectively with fixing base and slide fixed connection. The utility model discloses prop open the board with two and arrange the patient oral cavity in, slowly remove the grip to two handles again, at this moment can promote the slide and take place the motion under supporting spring's elastic action, stretch out two intervals between the board, adjust to suitable interval back when propping open the board with two, can twist and move stop screw, carry on spacingly through stop screw to the position of slide, at this moment loosen the effort to the handle can not influence strutting to the patient oral cavity yet, can realize accurate interval to two and prop open the board and adjust.

Description

Mouth gag is used to department of stomatology that can accurately adjust

Technical Field

The utility model relates to a medical instrument technical field of department of stomatology especially relates to a mouth gag for department of stomatology that can accurately adjust.

Background

Department of stomatology, one of the medical discipline classifications, the department of stomatology mainly develops: orthodontic treatment, cold light whitening, cosmetic repair and fine finishing to manufacture various porcelain teeth, and can be used for partially removing false teeth, rubber dentures, steel dentures, titanium alloy steel dentures and various precise accessories, namely immediate false teeth and complete false teeth. Meanwhile, dental pulp diseases, periodontal diseases, periapical diseases, root canal treatments, prevention and treatment of dental diseases of children, and the like are developed, and when a patient is examined in the oral cavity, the mouth gag is required to be used for propping open the oral cavity of the patient.

The mouth gag, also known as mouth gag, is an instrument for propping open the oral cavity, and the existing mouth gag usually comprises two forceps arms which are mutually crossed, wherein one ends of the two embedded arms are respectively and relatively fixed with a propping block, the angle of the two propping blocks is adjusted by adjusting the opening angle between the two embedded arms, and then the oral cavity of a patient is propped open.

However, when the existing mouth gag is used for propping open the oral cavity of a patient, an angle fixing structure is not arranged, medical staff need to hold two embedded arms all the time to keep the propping degree of the mouth gag, and thus, the hand fatigue of the medical staff is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a mouth gag for stomatology department, which can be accurately adjusted. The advantage lies in can carrying out the accurate adjustment to the distraction interval between two distraction boards.

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

the utility model provides a mouth gag for department of stomatology that can accurately adjust, includes the base, the spout has been seted up in running through of base, the fixed fixing base that is provided with of one end of spout, the other end of spout cooperatees and slides and is provided with the slide, one side of slide is provided with stop screw, it is provided with supporting spring to lie in between fixing base and the slide in the spout, supporting spring's both ends respectively with fixing base and slide fixed connection, just one side of fixing base and slide all is provided with the subassembly, two of strutting the subassembly respectively through coupling assembling and fixing base and slide fixed connection, the fixed handle that is provided with of opposite side of fixing base and slide.

Through the technical scheme: when using this spreader, tightly hold two handles, at this moment, the slide atress removes to being close to fixing base one side, interval between two expansion plates is transferred for a short time, then arrange two expansion plates in the patient oral cavity, slowly remove the grip to two handles again, at this moment can promote the slide and take place the motion under supporting spring's elastic action, draw two intervals between the expansion plate big, adjust to suitable interval back when two expansion plates, can twist stop screw, it is spacing to the position of slide through stop screw, at this moment, the effort to the handle can not influence strutting to the patient oral cavity yet, can realize that accurate interval to two expansion plates is adjusted.

The utility model discloses further set up to, limit screw's one end is located one side at slide middle part, just limit screw's other end screw thread passes the fixed piece of revolving of being provided with of base.

Through the technical scheme: screwing the screwing block to drive the adjusting screw rod to rotate, and moving the adjusting screw rod to move close to the sliding seat and move far away from the sliding seat according to actual requirements.

The utility model discloses further set up to, the subassembly that struts includes the mounting panel, the mounting panel sets up in one side of slide, just one side of mounting panel is provided with the board of strutting, one side of the board of strutting is provided with the elastic block that is the arc convex.

Through the technical scheme: through being equipped with the mounting panel, can realize installing the board that struts, cooperate through two and strut the board and can strut the operation to patient's oral cavity, through the elastic block that is equipped with, can reduce and strut the board and directly bring uncomfortable possibility for the patient with patient's oral cavity contact.

The utility model discloses further set up to, the fixed stopper that is the type of falling T that is provided with in one side of propping open the board, the stopper matches the spacing inslot that sets up on the mounting panel, just set screw and mounting panel fixed connection that the stopper was equipped with through the mounting panel inboard.

Through the technical scheme: cooperate with the spacing groove through the stopper, can realize carrying out spacing connection with the setting panel with the distraction board, can realize fixing the setting panel with the distraction board through set screw, also conveniently dismantle change or disinfection treatment to the distraction board simultaneously.

The utility model discloses further set up to, coupling assembling is including being square grafting piece, grafting piece and mounting panel fixed connection, the grafting piece cooperatees and pegs graft in the inserting groove of seting up in the slide, just spacing jack has been seted up at the middle part on grafting piece top, the inside on spacing jack top cooperatees and pegs graft and has spacing inserted bar.

Through the technical scheme: through the splicing block and the splicing groove, the mounting plate can be connected with the sliding seat, and the limiting insertion rod and the limiting insertion hole are matched, so that the position of the splicing block in the splicing groove can be limited.

The utility model discloses further set up to, the top of spacing inserted bar is passed the slide and is fixed to be provided with and draws the piece, just the outside cover of spacing inserted bar is equipped with and supports tight spring, support tight spring and cooperate and set up in the circular slot of seting up in the slide, just support the dog fixed connection that tight spring's both ends were equipped with the inner wall of circular slot and spacing inserted bar outside respectively.

Through the technical scheme: through the elastic action of supporting tight spring, can promote spacing inserted bar and the inseparable grafting of spacing jack, and then can improve the fastness that mounting panel and slide are connected, and when needs are dismantled the mounting panel, only need stimulate to draw the piece and shift out spacing inserted bar from spacing jack in, then will insert the piece again with the inserting groove separate can, operate comparatively convenient and fast.

The utility model discloses further set up to, two the one end of handle respectively with fixing base and slide fixed connection, just the outside cover that cooperatees of handle is equipped with the anti-skidding rubber sleeve.

Through the technical scheme: the sliding seat can be driven to move through the two handles, the distance between the two opening plates is adjusted, and the firmness of the handheld handles can be improved through the protective rubber sleeve.

The utility model has the advantages that:

1. this but mouth gag is used to department of stomatology of accurate regulation, when using this to strut the ware, tightly hold two handles, at this moment the slide atress removes to being close to fixing base one side, interval between two distraction boards is transferred for a short time, then place two distraction boards in the patient oral cavity, slowly remove the power of holding to two handles again, at this moment can promote the slide and take place the motion under supporting spring's elastic action, interval between two distraction boards is enlarged, after adjusting two distraction boards to suitable interval, can twist stop screw, carry on spacingly to the position of slide through stop screw, at this moment loosen the effort to the handle can not influence the distraction to the patient oral cavity yet, can realize that accurate interval to two distraction boards adjusts.

2. This mouth gag for department of stomatology that can accurately adjust through the elastic block that is equipped with, can reduce to strut the board and directly bring uncomfortable possibility for the patient with patient's oral cavity contact, cooperatees through stopper and spacing groove, can realize carrying out spacing connection with the strut board with the mounting panel, can realize fixing the mounting panel with the strut board through set screw, also conveniently dismantles change or disinfection simultaneously to the strut board.

3. This mouth gag for department of stomatology that can accurately adjust, through the elastic action that supports tight spring, can promote spacing inserted bar and spacing jack and closely peg graft, and then can improve the fastness that mounting panel and slide are connected, and when needs are dismantled the mounting panel, only need stimulate to draw the piece to shift out spacing inserted bar from spacing jack in, then will insert the piece again with the inserting groove separate can, operate comparatively convenient and fast.

Drawings

FIG. 1 is a schematic view of a connection structure between a propping assembly and a base of a mouth gag for stomatology department, which is provided by the present invention and can be precisely adjusted;

FIG. 2 is a schematic structural view of a distraction assembly of a precisely adjustable mouth gag for department of stomatology according to the present invention;

FIG. 3 is a schematic view of the connection structure of the propping assembly and the sliding seat of the mouth gag for stomatology use, which can be precisely adjusted according to the present invention;

FIG. 4 is a schematic view of the connection structure between the handle and the anti-slip rubber sleeve of the mouth gag for stomatology department provided by the present invention;

fig. 5 is a schematic view of a partially enlarged structure of a mouth gag for stomatology department capable of being precisely adjusted according to the present invention.

In the figure: 1. a base; 2. a chute; 3. a fixed seat; 4. a slide base; 5. a support spring; 6. a distraction assembly; 601. mounting a plate; 602. a spreader plate; 603. an elastic block; 604. a limiting block; 605. a set screw; 7. a connecting assembly; 701. an insertion block; 702. inserting grooves; 703. limiting the jacks; 704. a limiting inserted rod; 705. pulling the block; 706. the spring is tightly propped; 707. a stopper; 8. a grip; 9. a limit screw; 10. screwing blocks; 11. an antiskid rubber sleeve.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-5, a mouth gag for department of stomatology that can accurately adjust, including base 1, spout 2 has been seted up in the running through of base 1, the fixed fixing base 3 that is provided with of one end of spout 2, the other end of spout 2 matches and slides and is provided with slide 4, one side of slide 4 is provided with stop screw 9, it is provided with supporting spring 5 to lie in between fixing base 3 and the slide 4 in the spout 2, supporting spring 5's both ends respectively with fixing base 3 and slide 4 fixed connection, and one side of fixing base 3 and slide 4 all is provided with struts subassembly 6, two strut subassembly 6 respectively through coupling assembling 7 and fixing base 3 and slide 4 fixed connection, the fixed handle 8 that is provided with of the opposite side of fixing base 3 and slide 4.

Example 2

Referring to fig. 1-5, one end of a limit screw 9 is located at one side of the middle of a sliding seat 4, a screwing block 10 is fixedly arranged on the other end of the limit screw 9 through a base 1, the screwing block 10 is screwed to drive the limit screw 9 to rotate, and the limit screw 9 moves to be close to the sliding seat 4 and to be far away from the sliding seat 4 according to actual requirements; the distraction assembly 6 comprises a mounting plate 601, the mounting plate 601 is arranged on one side of the sliding seat 4, a distraction plate 602 is arranged on one side of the mounting plate 601, an arc convex elastic block 603 is arranged on one side of the distraction plate 602, the distraction plate 602 can be mounted by arranging the mounting plate 601, the oral cavity of a patient can be distracted by matching the two distraction plates 602, and the possibility that discomfort is brought to the patient due to the fact that the distraction plate 602 is directly contacted with the oral cavity of the patient can be reduced by arranging the elastic block 603; the fixed stopper 604 that is the type of falling T that is provided with in one side of expanding board 602, stopper 604 cooperatees the spacing setting and sets up the spacing inslot that sets up on mounting panel 601, and stopper 604 passes through mounting screw 605 and mounting panel 601 fixed connection that the mounting panel 601 inboard was equipped with, cooperate with the spacing groove through stopper 604, can realize carrying out spacing connection with expanding board 602 and mounting panel 601, can realize fixing mounting panel 601 and expanding board 602 through set screw 605, also conveniently dismantle change or disinfection treatment expanding board 602 simultaneously.

Example 3

Referring to fig. 1-5, the connection assembly 7 includes a square insertion block 701, the insertion block 701 is matched with and inserted into an insertion groove 702 formed in the slide carriage 4, a limit insertion hole 703 is formed in the middle of the top end of the insertion block 701, a limit insertion rod 704 is matched and inserted into the inside of the top end of the limit insertion hole 703, the insertion block 701 is matched with the insertion groove 702, the mounting plate 601 can be connected with the slide carriage 4, and the position of the insertion block 701 in the insertion groove 702 can be limited by matching the limit insertion rod 704 with the limit insertion hole 703; the top end of the limiting insertion rod 704 penetrates through the sliding seat 4 and is fixedly provided with a pull block 705, a resisting spring 706 is sleeved outside the limiting insertion rod 704, the resisting spring 706 is arranged in a circular groove formed in the sliding seat 4 in a matching mode, two ends of the resisting spring 706 are fixedly connected with the inner wall of the circular groove and a stop 707 arranged outside the limiting insertion rod 704 respectively, the limiting insertion rod 704 can be pushed to be tightly inserted into the limiting insertion hole 703 through the elastic action of the resisting spring 706, further, the firmness of connection between the mounting plate 601 and the sliding seat 4 can be improved, when the mounting plate 601 needs to be disassembled, the limiting insertion rod 704 only needs to be pulled out of the limiting insertion hole 703 by pulling the pull block 705, then the insertion block 701 is separated from the insertion groove 702, and the operation is convenient and rapid; the one end of two handles 8 respectively with fixing base 3 and 4 fixed connection of slide, and the outside of handle 8 matches the cover and is equipped with anti-skidding rubber sleeve 11, can drive slide 4 emergence motion through two handles 8 that are equipped with, realize adjusting two intervals between the board 602 that struts, through the anti-skidding rubber sleeve 11 that is equipped with, can improve the fastness of handheld handle 8, wherein coupling assembling 7 is the same with being connected with slide 4 with being connected of fixing base 3.

The working principle is as follows: when the spreader is used, the two handles 8 are tightly held, at the moment, the slide seat 4 is stressed to move to one side close to the fixed seat 3, the distance between the two opening plates 602 is reduced, then the two opening plates 602 are placed in the oral cavity of a patient, the holding force for the two handles 8 is slowly removed, at the moment, the slide seat 4 can be pushed to move under the elastic action of the supporting spring 5, the distance between the two opening plates 602 is enlarged, after the two opening plates 602 are adjusted to the proper distance, the limiting screw 9 can be screwed, the position of the slide seat 4 is limited through the limiting screw 9, at the moment, the opening of the oral cavity of the patient cannot be influenced by the acting force for loosening the handles 8, and the accurate adjustment of the distance between the two opening plates 602 can be realized.

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 a mouth gag for department of stomatology that can accurately adjust, includes base (1), its characterized in that, spout (2) have been seted up in running through of base (1), the fixed fixing base (3) that is provided with of one end of spout (2), the other end of spout (2) cooperatees and slides and is provided with slide (4), one side of slide (4) is provided with stop screw (9), it is provided with supporting spring (5) to lie in between fixing base (3) and slide (4) in spout (2), the both ends of supporting spring (5) respectively with fixing base (3) and slide (4) fixed connection, just one side of fixing base (3) and slide (4) all is provided with struts subassembly (6), two strut subassembly (6) respectively through coupling assembling (7) and fixing base (3) and slide (4) fixed connection, the fixed handle (8) that is provided with of opposite side of fixing base (3) and slide (4).

2. The mouth gag for department of stomatology of claim 1, characterized in that, the one end of stop screw (9) is located one side of the middle part of slide (4), and the other end screw thread of stop screw (9) is through base (1) fixed be provided with and revolves piece (10).

3. The mouth gag for department of stomatology of claim 1, characterized in that distraction assembly (6) comprises a mounting plate (601), the mounting plate (601) is provided on one side of slide (4), and one side of mounting plate (601) is provided with distraction plate (602), one side of distraction plate (602) is provided with elastic block (603) that is arc convex.

4. The mouth gag for the department of stomatology of claim 3, characterized in that a limiting block (604) with an inverted T shape is fixedly arranged on one side of the opening plate (602), the limiting block (604) is matched with and limited in a limiting groove arranged on the mounting plate (601), and the limiting block (604) is fixedly connected with the mounting plate (601) through a fixing screw (605) arranged on the inner side of the mounting plate (601).

5. The mouth gag for the department of stomatology of claim 3, which can be adjusted precisely, characterized in that the connection assembly (7) comprises a square insertion block (701), the insertion block (701) is fixedly connected with the mounting plate (601), the insertion block (701) is inserted into an insertion groove (702) formed in the slide base (4) in a matching manner, a limit insertion hole (703) is formed in the middle of the top end of the insertion block (701), and a limit insertion rod (704) is inserted into the inside of the top end of the limit insertion hole (703) in a matching manner.

6. The mouth gag for the department of stomatology of claim 5, characterized in that the top of the limit inserted bar (704) passes through the slide (4) and is fixedly provided with a pulling block (705), and the outside of the limit inserted bar (704) is sleeved with a resisting spring (706), the resisting spring (706) is arranged in a circular groove formed in the slide (4) in a matching way, and the two ends of the resisting spring (706) are respectively fixedly connected with the inner wall of the circular groove and a stop block (707) arranged outside the limit inserted bar (704).

7. The mouth gag for department of stomatology with accurate adjustment according to claim 1 is characterized in that one end of two handles (8) is respectively fixedly connected with a fixed seat (3) and a sliding seat (4), and the outer parts of the handles (8) are matched and sleeved with anti-skidding rubber sleeves (11).