CN215273424U

CN215273424U - Lower jaw support for anesthesia department

Info

Publication number: CN215273424U
Application number: CN202121047230.5U
Authority: CN
Inventors: 蒋金娣; 何明枫
Original assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-24
Anticipated expiration: 2031-05-14

Abstract

The utility model belongs to the technical field of medical instrument, especially, be a lower jaw support for department of anesthesia, including the rectangle frame, one side fixed mounting of rectangle frame has the chain belt of layer board and two symmetric distributions, and the equal fixed mounting in one side that the rectangle frame was kept away from to two chain belts has first adjustment mechanism, and the equal fixed mounting in bottom of two first adjustment mechanisms has the supporting seat, and equal fixed mounting has the support to carry fixture on two first adjustment mechanisms, first adjustment mechanism includes arc and rectangular rod, the rectangular rod runs through the arc and is in the same place with arc sliding connection, the support carries fixture and includes the L shaped plate, run through slidable mounting on the L shaped plate and have the drum. The utility model discloses can be through adjusting the device's shape for the laminating that the device can be complete stabilizes the face at the disease, and carry the cooperation of fixture and supporting seat through two holds in the palm, can prevent that the disease from appearing the pivoted condition in the art, consequently can and play stable supporting role to the lower jaw of disease.

Description

Lower jaw support for anesthesia department

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a lower jaw support for anesthesia department.

Background

During general anesthesia operation, the tension of soft tissues in the oropharyngeal cavity is reduced due to the action of medicines, the soft tissues are loosened and collapsed, the lower jaw is retracted, the tongue root is moved backwards, the phenomenon of complete or incomplete obstruction of the upper respiratory tract is caused, insufficient ventilation is induced, even apnea is caused, and the respiratory crisis or asphyxia of a patient is caused due to oxygen deficiency, so that when an anesthesia department performs anesthesia on the patient, the lower jaw of the patient needs to be supported.

However, the size of the existing mandibular bracket cannot be adjusted, and the existing mandibular bracket cannot be completely attached to the mandible during the use of patients with different head sizes and mandible shapes, so that the existing mandibular bracket cannot play a stable supporting role, and cannot provide better use experience for the patients during the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lower jaw support for department of anesthesia to solve the problem that proposes among the above-mentioned background art.

The embodiment of the application adopts the following technical scheme:

a lower jaw support for anesthesia department comprises a rectangular frame, wherein a supporting plate and two symmetrically distributed chain belts are fixedly installed on one side of the rectangular frame, first adjusting mechanisms are fixedly installed on one sides, far away from the rectangular frame, of the two chain belts, supporting seats are fixedly installed at the bottoms of the two first adjusting mechanisms, supporting clamping mechanisms are fixedly installed on the two first adjusting mechanisms, each first adjusting mechanism comprises an arc-shaped plate and a rectangular rod, the rectangular rods penetrate through the arc-shaped plates and are connected with the arc-shaped plates in a sliding mode, each supporting clamping mechanism comprises an L-shaped plate, a cylinder is slidably installed on the L-shaped plate in a penetrating mode, a flexible block is fixedly installed at one end, close to each other, of the two cylinders, a third rectangular hole is formed in the top of the L-shaped plate, a locking mechanism is arranged in the third rectangular hole and comprises a rack, the rack is abutted against the clamping groove.

Preferably, the arc-shaped plate is provided with a first rectangular hole and a second rectangular hole, the rectangular rod is connected with the inner wall of the first rectangular hole in a sliding manner, the arc-shaped plate is provided with a knob in a penetrating manner through threads, and the bottom end of the knob is abutted against the rectangular rod.

Preferably, be equipped with telescopic machanism before two first adjustment mechanism, telescopic machanism includes two screw rods, and threaded sleeve is equipped with same internal thread sleeve on two screw rods, be equipped with two sections on the telescopic inner wall of internal thread and revolve to opposite screw, two screw rods are in the same place with the threaded connection who corresponds to revolve to respectively, and the equal fixed mounting in one end that two internal thread sleeves kept away from each other has the connecting block, and two connecting blocks are in the same place with the second rectangular hole interference fit that corresponds respectively.

Preferably, locking mechanism still includes the rectangular plate, the inner wall fixed connection in rectangular plate and third rectangular hole is in the same place, run through slidable mounting on the rectangular plate and have the round bar, the bottom of two round bars all is in the same place with rack fixed connection, all slides on two round bars and overlaps and be equipped with the second spring, the top and the bottom of two second springs respectively with rectangular plate and rack fixed connection together, the top fixed mounting of two round bars has same handle.

Preferably, a plurality of clamping grooves which are linearly distributed are arranged at the top of the cylinder, and the distance between every two adjacent clamping grooves is equal to the distance between every two teeth on the rack.

Preferably, the cylinder is kept away from the one end fixed mounting of flexible piece and is had the disc, the inner wall sliding connection of disc and drum is in the same place, sliding sleeve is equipped with the annular cover on the cylinder, the inner wall fixed connection of annular cover and drum is in the same place, fixed mounting has same first spring between annular cover and the disc, first spring sliding sleeve establishes on the cylinder.

Preferably, the L-shaped plate is provided with a sliding hole, the sliding hole is communicated with the third rectangular hole, and the cylinder penetrates through the sliding hole and is connected with the inner wall of the sliding hole in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: when the device is used for fixing the lower jaw of a patient in an operation, the supporting plate is placed at the chin of the patient, the two first adjusting mechanisms are positioned at two sides of a cheek, the screw rod can be rotated clockwise according to different head sizes of different patients, the two internal thread sleeves can approach each other and drive the two first adjusting mechanisms to approach each other along with the rotation of the screw rod, so that the arc-shaped plates on the two first adjusting mechanisms can be hooked and attached to the cheek of the patient, the position in the first rectangular hole on the rectangular rod can be adjusted through the adjusting knob, the two supporting and clamping mechanisms can be accurately positioned at two sides of the cheek bone of the patient, then the handle is pulled upwards, the rack is driven by the two circular rods to move upwards and is separated from the cylinder, then the position of the cylinder in the sliding hole can be adjusted, then the handle is loosened, the rack is driven under the resetting elasticity of the two circular rods to be far away from the rectangular plate and be attached to the cylinder, and the teeth on the rack are respectively clamped into the corresponding clamping grooves, so that the position of the cylinder in the sliding hole is limited, therefore, the two flexible blocks can be tightly attached to the cheekbones of the patient, the whole device can be firmly fixed on the head of the patient and supported by the lower jaw of the patient, when the patient lies down for treatment, the two supporting seats are contacted with a sickbed, and the situation that the head of the patient rotates in the operation can be prevented.

The utility model discloses can be through adjusting the device's shape for the laminating that the device can be complete stabilizes the face at the disease, and carry the cooperation of fixture and supporting seat through two holds in the palm, can prevent that the disease from appearing the pivoted condition in the art, consequently can and play stable supporting role to the lower jaw of disease.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic front view of the present invention;

fig. 2 is an exploded view of the first adjustment mechanism of the present invention;

FIG. 3 is an exploded view of the middle support clamping mechanism of the present invention;

FIG. 4 is a schematic perspective view of the locking mechanism of the present invention;

FIG. 5 is an enlarged schematic view of portion A of FIG. 3;

fig. 6 is a schematic perspective view of the telescopic mechanism of the present invention;

in the figure: 1. a rectangular frame; 2. a support plate; 3. a chain belt; 4. a first adjustment mechanism; 401. an arc-shaped plate; 402. A first rectangular hole; 403. a rectangular bar; 404. a knob; 405. a second rectangular hole; 5. a carrying and clamping mechanism; 501. an L-shaped plate; 502. a slide hole; 503. a cylinder; 504. a card slot; 505. a cylinder; 506. a flexible block; 507. a third rectangular hole; 508. a locking mechanism; 50801. a rectangular plate; 50802. a round bar; 50803, a rack; 50804. a second spring; 50805. a handle; 509. an annular sleeve; 510. a disc; 511. a first spring; 6. a telescoping mechanism; 601. an internally threaded sleeve; 602. a screw; 603. connecting blocks; 7. And (4) supporting the base.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1-6, a mandible support for anesthesia department comprises a rectangular frame 1, a supporting plate 2 and two symmetrically distributed chain belts 3 are fixedly installed on one side of the rectangular frame 1, first adjusting mechanisms 4 are fixedly installed on one sides of the two chain belts 3 far away from the rectangular frame 1, supporting seats 7 are fixedly installed at the bottoms of the two first adjusting mechanisms 4, supporting clamping mechanisms 5 are fixedly installed on the two first adjusting mechanisms 4, each first adjusting mechanism 4 comprises an arc-shaped plate 401 and a rectangular rod 403, the rectangular rod 403 penetrates through the arc-shaped plate 401 and is connected with the arc-shaped plate 401 in a sliding manner, the supporting clamping mechanisms 5 comprise L-shaped plates 501, cylinders 503 are slidably installed on the L-shaped plates 501, cylinders 505 are slidably installed on the cylinders 503, flexible blocks 506 are fixedly installed at the ends of the two cylinders 505 close to each other, third rectangular holes 507 are formed in the tops of the L-shaped plates 501, a locking mechanism 508 is arranged in the third rectangular hole 507, the locking mechanism 508 comprises a rack 50803, and the rack 50803 and the clamping groove 504 are abutted together.

The during operation drags the lower jaw of disease through layer board 2 to make two supports carry fixture 5 and can fix the face both sides of disease, simultaneously through the cooperation of two supporting seats 7, can carry out the support to the lower jaw of disease, and can prevent that the disease from appearing the head pivoted condition in the art, can carry out stable support to the lower jaw of disease, the going on that the messenger's operation can be smooth.

A first rectangular hole 402 and a second rectangular hole 405 are formed in the arc-shaped plate 401, the rectangular rod 403 is connected with the inner wall of the first rectangular hole 402 in a sliding mode, a knob 404 penetrates through the arc-shaped plate 401 in a threaded mode, and the bottom end of the knob 404 is abutted to the rectangular rod 403.

Further, the position of the rectangular rod 403 within the first rectangular hole 402 can be adjusted by the knob 404, thereby achieving the purpose of adjusting the length of the first adjustment mechanism 4.

Be equipped with telescopic machanism 6 before two first adjustment mechanism 4, telescopic machanism 6 includes two screw rods 602, and the thread bush is equipped with same internal thread sleeve 601 on two screw rods 602, is equipped with two sections on internal thread sleeve 601's the inner wall and revolves to opposite screw, and two screw rods 602 are in the same place with the threaded connection who corresponds to revolving respectively, and the equal fixed mounting in one end that two internal thread sleeves 601 kept away from each other has connecting block 603, and two connecting blocks 603 are in the same place with the interference fit of corresponding second rectangular hole 405 respectively.

Further, the distance between the two first adjusting mechanisms 4 can be changed by arranging the telescopic mechanism 6, so that the adjustable jaw and face adjusting mechanism is suitable for patients with different shapes, such as mandible and face sizes.

The locking mechanism 508 further comprises a rectangular plate 50801, the rectangular plate 50801 is fixedly connected with the inner wall of the third rectangular hole 507, a round rod 50802 penetrates through the rectangular plate 50801 and is slidably mounted, the bottom ends of the two round rods 50802 are fixedly connected with a rack 50803, a second spring 50804 is slidably sleeved on the two round rods 50802, the top ends and the bottom ends of the two second springs 50804 are fixedly connected with the rectangular plate 50801 and the rack 50803 respectively, and the top ends of the two round rods 50802 are fixedly mounted with the same handle 50805.

Further, the distance between the two supporting and clamping mechanisms 5 can be adjusted by arranging the locking mechanism 508, so that the device is suitable for patients with different shapes of mandible and face.

The top of the cylinder 503 is provided with a plurality of linear slots 504, and the distance between two adjacent slots 504 is equal to the distance between two teeth on the rack 50803.

A disc 510 is fixedly installed at one end, far away from the flexible block 506, of the cylinder 505, the disc 510 is connected with the inner wall of the cylinder 503 in a sliding mode, an annular sleeve 509 is sleeved on the cylinder 505 in a sliding mode, the annular sleeve 509 is connected with the inner wall of the cylinder 503 in a fixed mode, a same first spring 511 is fixedly installed between the annular sleeve 509 and the disc 510, and the first spring 511 is sleeved on the cylinder 505 in a sliding mode.

The L-shaped plate 501 is provided with a sliding hole 502, the sliding hole 502 is communicated with a third rectangular hole 507, and a cylinder 503 penetrates through the sliding hole 502 and is connected with the inner wall of the sliding hole 502 in a sliding mode.

The working principle is as follows: when the lower jaw of a patient is fixed through the device in an operation, the splint 2 is placed at the chin of the patient, the two first adjusting mechanisms 4 are positioned at two sides of the cheek, according to different head sizes of different patients, the screw 602 can be rotated clockwise, the two internal thread sleeves 601 can approach each other and drive the two first adjusting mechanisms 4 to approach each other along with the rotation of the screw 602, so that the arc plates 401 on the two first adjusting mechanisms 4 can be hooked on the cheek of the patient, the position in the first rectangular hole 402 on the rectangular rod 403 can be adjusted through the adjusting knob 404, the two carrying clamping mechanisms 5 can be accurately positioned at two sides of the cheek bone of the patient, then the handle 50805 is pulled upwards, the handle 50805 drives the rack 50803 to move upwards through the two round rods 50802 and separate from the cylinder 503, and then the position of the cylinder 503 in the sliding hole 502 can be adjusted, then the handle 50805 is loosened, the rack 50803 is driven to be away from the rectangular plate 50801 and attached to the cylinder 503 under the reset elastic force of the two round rods 50802, and teeth on the rack 50803 are respectively clamped into the corresponding clamping grooves 504, so that the position of the cylinder 503 in the slide hole 502 is limited, therefore, the two flexible blocks 506 can be attached to cheekbones of a patient, the whole device can be firmly fixed on the head of the patient and supported with the lower jaw, and when the patient lies down for treatment, the two supporting seats 7 are contacted with a sickbed, and the head of the patient can be prevented from rotating in the operation.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A lower jaw support for department of anesthesia comprises a rectangular frame (1), and is characterized in that: one side fixed mounting of rectangle frame (1) has layer board (2) and two symmetric distribution's chain belt (3), the equal fixed mounting in one side that rectangle frame (1) was kept away from in two chain belts (3) has first adjustment mechanism (4), the equal fixed mounting in bottom of two first adjustment mechanism (4) has supporting seat (7), equal fixed mounting has the support fixture (5) on two first adjustment mechanism (4), first adjustment mechanism (4) include arc (401) and rectangular rod (403), rectangular rod (403) run through arc (401) and with arc (401) sliding connection together, support fixture (5) and include L shaped plate (501), run through slidable mounting on L shaped plate (501) and have drum (503), slidable mounting has cylinder (505) on drum (503), the equal fixed mounting in one end that two cylinders (505) are close to each other has flexible piece (506), third rectangular hole (507) has been seted up at the top of L shaped plate (501), be equipped with locking mechanical system (508) in third rectangular hole (507), locking mechanical system (508) include rack (50803), rack (50803) and draw-in groove (504) are contradicted together.

2. A mandibular rest for anesthesia department according to claim 1, characterized in that: the arc-shaped plate (401) is provided with a first rectangular hole (402) and a second rectangular hole (405), the inner walls of the rectangular rod (403) and the first rectangular hole (402) are connected together in a sliding mode, a knob (404) penetrates through the arc-shaped plate (401) in a threaded mode, and the bottom end of the knob (404) is abutted to the rectangular rod (403).

3. A mandibular rest for anesthesia department according to claim 2, characterized in that: be equipped with telescopic machanism (6) before two first adjustment mechanism (4), telescopic machanism (6) include two screw rods (602), and the thread bush is equipped with same internal thread sleeve (601) on two screw rods (602), be equipped with two sections on the inner wall of internal thread sleeve (601) and revolve to opposite screw, two screw rods (602) are in the same place with the threaded connection that corresponds to soon respectively, and the equal fixed mounting in one end that two internal thread sleeve (601) kept away from each other has connecting block (603), and two connecting blocks (603) are in the same place with second rectangular hole (405) interference fit that corresponds respectively.

4. A mandibular rest for anesthesia department according to claim 1, characterized in that: locking mechanical system (508) still includes rectangular plate (50801), the inner wall fixed connection of rectangular plate (50801) and third rectangular hole (507) is in the same place, it has round bar (50802) to run through slidable mounting on rectangular plate (50801), and the bottom of two round bar (50802) all is in the same place with rack (50803) fixed connection, all slides on two round bar (50802) and overlaps and be equipped with second spring (50804), and the top and the bottom of two second spring (50804) respectively with rectangular plate (50801) and rack (50803) fixed connection together, and the top fixed mounting of two round bar (50802) has same handle (50805).

5. A mandibular rest for anesthesia department according to claim 1, characterized in that: the top of the cylinder (503) is provided with a plurality of clamping grooves (504) which are distributed linearly, and the distance between two adjacent clamping grooves (504) is equal to the distance between two teeth on the rack (50803).

6. A mandibular rest for anesthesia department according to claim 1, characterized in that: one end fixed mounting that flexible piece (506) was kept away from in cylinder (505) has disc (510), the inner wall sliding connection of disc (510) and drum (503) is in the same place, the sliding sleeve is equipped with annular cover (509) on cylinder (505), the inner wall fixed connection of annular cover (509) and drum (503) is in the same place, fixed mounting has same first spring (511) between annular cover (509) and disc (510), first spring (511) slip cap is established on cylinder (505).

7. A mandibular rest for anesthesia department according to claim 1, characterized in that: the L-shaped plate (501) is provided with a sliding hole (502), the sliding hole (502) is communicated with a third rectangular hole (507), and the cylinder (503) penetrates through the sliding hole (502) and is connected with the inner wall of the sliding hole (502) in a sliding mode.