CN219206867U

CN219206867U - Oral cavity spreader

Info

Publication number: CN219206867U
Application number: CN202222773413.6U
Authority: CN
Inventors: 方丽桦
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-06-20
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses an oral cavity spreader, which relates to the technical field of oral cavity spreaders and comprises an upper jaw plate and a lower jaw plate, wherein the top of the lower jaw plate is fixedly connected with two sleeve posts, a connecting groove is formed in the sleeve posts, a sleeve is connected in a sliding manner in the connecting groove, one end of the sleeve is fixedly connected with a supporting air bag, the other end of the sleeve is fixedly connected with the upper jaw plate, an air inlet groove communicated with the sleeve is formed in the upper jaw plate, an air inlet connector is fixedly connected in the air inlet groove, and the air inlet connector comprises an external threaded pipe fixedly connected in the air inlet groove.

Description

Oral cavity spreader

Technical Field

The utility model relates to the technical field of oral cavity distractors, in particular to an oral cavity distractor.

Background

In surgical nursing, the use of an oral cavity spreader is more common, wherein an oral cavity spreader uses spring and fixture block to lock with the mode of trompil between the sleeve of relative slip to adjust the interval between upper jaw and the lower jaw of oral cavity spreader, but different patient's mouth can open the size difference, possess the interval between a plurality of holes for the joint, this just results in the lower condition appearance of interval adjustment precision between upper jaw and the lower jaw, has caused the relatively poor problem of oral cavity spreader result in use.

The prior patent (publication number: CN 215017067U) proposes a spreader for oral surgery nursing, namely, a spring and a clamping block are used between sleeves which slide relatively to be clamped in a perforating mode, so that the distance between an upper jaw plate and a lower jaw plate of the oral spreader is adjusted, however, the mouth of different patients is different in size and the distance between a plurality of holes for clamping is arranged, and the situation that the distance adjustment precision between the upper jaw plate and the lower jaw plate is lower is caused, so that the problem of poor using effect of the oral spreader is caused.

Disclosure of Invention

The utility model provides an oral cavity spreader, which solves the technical problems that the spacing between an upper jaw plate and a lower jaw plate of the oral cavity spreader is adjusted in a perforating way by using a spring and a clamping block between sleeves which slide relatively, however, the sizes of the different mouths of patients can be opened, and the spacing is arranged between a plurality of holes for clamping, so that the situation that the spacing adjustment precision between the upper jaw plate and the lower jaw plate is lower occurs, and the use effect of the oral cavity spreader is poor.

In order to solve the technical problems, the oral cavity spreader provided by the utility model comprises an upper jaw plate and a lower jaw plate, wherein the top of the lower jaw plate is fixedly connected with two sleeve posts, a connecting groove is formed in the sleeve posts, a sleeve is connected in a sliding manner in the connecting groove, one end of the sleeve is fixedly connected with a supporting air bag, the other end of the sleeve is fixedly connected with the upper jaw plate, an air inlet groove communicated with the sleeve is formed in the upper jaw plate, an air inlet connector is fixedly connected in the air inlet groove, the air inlet connector comprises an external thread pipe fixedly connected in the air inlet groove, an air inlet assembly is arranged in the upper jaw plate and is used for inflating the inside of the external thread pipe, and the air inlet assembly is used for properly adjusting the air filling amount in the supporting air bag according to the expandable size of a mouth of a patient, so that the adjustment of the space between the upper jaw plate and the lower jaw plate is completed by utilizing the supporting air lifting sleeve, and the space adjustment precision between the upper jaw plate and the lower jaw plate is improved.

Preferably, the air inlet joint further comprises two air inlets and an air inlet, wherein the two air inlets and the air inlet are formed in the external threaded pipe, a plugging plate is arranged in the air inlets, a fixing plate is fixedly connected in the air inlet, a penetrating rod is inserted in the fixing plate, one end of the penetrating rod is fixedly connected with the plugging plate, a spring is fixedly connected to one side of the fixing plate, and one end of the spring is fixedly connected with the plugging plate.

Compared with the related art, the oral cavity spreader provided by the utility model has the following beneficial effects:

according to the utility model, the air inlet assembly is used for inflating the air inlet groove by using the external thread pipe, so that the air filling amount in the supporting air bag can be properly adjusted according to the opening size of the mouth of a patient, the adjustment of the distance between the upper jaw plate and the lower jaw plate is completed by using the air jacking sleeve in the supporting air bag, the distance adjustment precision between the upper jaw plate and the lower jaw plate is improved, and the use effect of the oral cavity spreader is also improved.

Drawings

FIG. 1 is a perspective view of an oral distractor;

FIG. 2 is a schematic view of an oral distractor;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

Reference numerals in the drawings: 1. an upper jaw plate; 2. a lower jaw plate; 3. a sleeve column; 4. a sleeve; 5. an air intake air bag; 6. an elastic pad; 7. a plugging plate; 8. an external threaded tube; 9. a fixing plate; 10. penetrating the inserting rod; 11. a push rod; 12. a connecting pipe; 13. an internally threaded tube; 14. supporting the air bag.

Detailed Description

Embodiments of the present utility model are described in detail below.

1-4, an oral cavity spreader comprises an upper jaw plate 1 and a lower jaw plate 2, wherein the top of the lower jaw plate 2 is fixedly connected with two sleeve posts 3, a connecting groove is formed in each sleeve post 3, a sleeve pipe 4 is connected in the connecting groove in a sliding manner, one end of each sleeve pipe 4 is fixedly connected with a supporting air bag 14, the other end of each sleeve pipe 4 is fixedly connected with the upper jaw plate 1, an air inlet groove communicated with the sleeve pipe 4 is formed in the upper jaw plate 1, an air inlet connector is fixedly connected in the air inlet groove, the air inlet connector comprises an external threaded pipe 8 fixedly connected in the air inlet groove, and an air inlet component is arranged in the upper jaw plate 1 and is used for inflating the inside of the external threaded pipe 8; the air inlet joint further comprises two air inlets and an air inlet hole which are formed in the external threaded pipe 8, a plugging plate 7 is arranged in the air inlet hole, a fixing plate 9 is fixedly connected in the air inlet hole, an inserting rod 10 is inserted in the fixing plate 9, one end of the inserting rod 10 is fixedly connected with the plugging plate 7, one side of the fixing plate 9 is fixedly connected with a spring, one end of the spring is fixedly connected with the plugging plate 7, the air inlet groove is inflated through the air inlet component by utilizing the external threaded pipe 8, so that the air volume inflated into the supporting air bag 14 can be properly adjusted according to the expandable size of a patient mouth, the adjustment of the space between the upper jaw plate 1 and the lower jaw plate 2 is completed by utilizing the air jacking sleeve 4 in the supporting air bag 14, the space adjustment precision between the upper jaw plate 1 and the lower jaw plate 2 is improved, and meanwhile, the use effect of the oral cavity spreader is improved.

In the second embodiment, based on the first embodiment, the air intake assembly comprises an air intake air bag 5, the air intake end of the air intake air bag 5 is fixedly connected with a one-way valve, the air outlet end of the air intake air bag 5 is fixedly connected with a connecting pipe 12, one end of the connecting pipe 12 is fixedly connected with an internal thread pipe 13, the connecting pipe 12 is communicated with the inside of the internal thread pipe 13, an internal thread matched with the external thread pipe 8 is arranged in the internal thread pipe 13, an ejector rod 11 is fixedly connected in the internal thread pipe 13, the ejector rod 11 abuts against an inserting rod 10, the ejector rod 11 can be pushed by rotating the internal thread pipe 13 on the external thread pipe 8, so that the inserting rod 10 is extruded by the ejector rod 11, the blocking plate 7 is pushed by the inserting rod 10 to move, the air intake is communicated with the air intake, and at the moment, the spring is stressed and deformed, the air inlet air bag 5 is extruded to enable air in the air inlet groove and the supporting air bag 14 to be flushed through the connecting pipe 12, and then the air inlet air bag 5 is used for absorbing air from the one-way valve to recover, so that the air inlet air bag 5 is repeatedly extruded to send proper amount of air into the supporting air bag 14, tooth pressing grooves are formed in the upper jaw plate 1 and the lower jaw plate 2 and can be butted with teeth of a patient, the patient bites the upper jaw plate 1 and the lower jaw plate 2, elastic pads 6 are fixedly connected in the tooth pressing grooves, the elastic pads 6 are used for being in contact with the teeth, the using comfort of the oral cavity spreader is improved, and two ends of the tooth pressing grooves are communicated with the side walls of the upper jaw plate 1 and the lower jaw plate 2 to avoid the occurrence of the situation that the upper jaw plate 1 and the lower jaw plate 2 are butted with the teeth.

On the basis of the third embodiment, the anti-skid patterns are printed on the air inlet air bag 5, so that the sliding friction force on the surface of the air inlet air bag 5 is increased, the air inlet air bag 5 is conveniently applied with force, two sealing gaskets are fixedly connected in the upper jaw plate 1, sealing holes matched with the sleeve 4 are formed in the sealing gaskets in a penetrating manner, the connection stability between the sleeve 4 and the upper jaw plate 1 is improved, sealing strips are fixedly connected in the sleeve column 3 and are tightly attached to the sleeve 4, and saliva can be prevented from penetrating into the sleeve column 3.

Working principle:

when the device is used, the upper jaw plate 1 and the lower jaw plate 2 are placed in a mouth of a patient, the tooth pressing grooves are in butt joint with teeth of the patient, the push rod 11 is pushed to push the inserting rod 10 through the rotary pushing of the inner threaded pipe 13 on the outer threaded pipe 8, the inserting rod 10 is used for pushing the plugging plate 7 to move so that the air inlet is communicated with the air inlet, at the moment, the spring is stressed to deform, the air inlet air bag 5 is pushed to enable air in the air inlet grooves and the support air bag 14 to be flushed into the air inlet grooves and the support air bag 14 through the connecting pipe 12, the air inlet air bag 5 is sucked from the check valve to recover, a proper amount of air is repeatedly pushed into the support air bag 14 through the air inlet air bag 5, the air filling amount in the support air bag 14 can be properly adjusted according to the expandable size of a mouth of the patient, the adjustment of the space between the upper jaw plate 1 and the lower jaw plate 2 is completed through the air jacking sleeve 4 in the support air bag 14, and finally the inner threaded pipe 13 is rotated to be taken out, the space adjustment precision between the upper jaw plate 1 and the lower jaw plate 2 is improved, and the purpose of opening of an oral cavity is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oral cavity spreader, a serial communication port, including last jaw (1) and jaw (2), two cover posts (3) of top fixedly connected with of jaw (2), set up the spread groove in cover post (3), sliding connection has sleeve pipe (4) in the spread groove, the one end fixedly connected with of sleeve pipe (4) supports gasbag (14), the other end and the last jaw (1) fixed connection of sleeve pipe (4), the air inlet that is linked together with sleeve pipe (4) has been seted up in the jaw (1), air inlet joint of fixedly connected with in the air inlet, air inlet joint includes external screw thread pipe (8) of fixed connection in the air inlet, be equipped with the subassembly that admits air in the jaw (1), the subassembly that admits air is used for the inside inflation of external screw thread pipe (8).

2. The oral cavity spreader according to claim 1, wherein the air inlet joint further comprises two air inlets and an air inlet hole which are formed in the external threaded pipe (8), a plugging plate (7) is arranged in the air inlet hole, a fixing plate (9) is fixedly connected in the air inlet hole, a penetrating rod (10) is inserted in the fixing plate (9), one end of the penetrating rod (10) is fixedly connected with the plugging plate (7), a spring is fixedly connected to one side of the fixing plate (9), and one end of the spring is fixedly connected with the plugging plate (7).

3. The oral cavity spreader according to claim 2, wherein the air inlet assembly comprises an air inlet air bag (5), an air inlet end of the air inlet air bag (5) is fixedly connected with a one-way valve, an air outlet end of the air inlet air bag (5) is fixedly connected with a connecting pipe (12), one end of the connecting pipe (12) is fixedly connected with an internal thread pipe (13), the connecting pipe (12) is communicated with the interior of the internal thread pipe (13), internal threads matched with the external thread pipe (8) are formed in the internal thread pipe (13), an ejector rod (11) is fixedly connected in the internal thread pipe (13), and the ejector rod (11) abuts against the insertion rod (10).

4. An oral cavity spreader according to claim 1, characterized in that tooth pressure grooves are formed in the upper jaw plate (1) and the lower jaw plate (2).

5. The oral cavity spreader according to claim 4, wherein an elastic pad (6) is fixedly connected in the tooth pressure groove.

6. An oral cavity spreader according to claim 4, wherein the tooth pressure grooves are in communication with the side walls of the upper jaw plate (1) and the lower jaw plate (2) at both ends.

7. An oral cavity opener according to claim 3, characterized in that the air inlet balloon (5) is printed with anti-slip patterns.

8. An oral cavity spreader according to claim 1, characterized in that two sealing washers are fixedly connected in the upper jaw plate (1), and sealing holes matched with the sleeve (4) are formed in the sealing washers in a penetrating manner.