CN218338556U

CN218338556U - Saliva suction device for assisting oral root canal therapy

Info

Publication number: CN218338556U
Application number: CN202221016258.7U
Authority: CN
Inventors: 何晓
Original assignee: Second Peoples Hospital of Nanning
Current assignee: Second Peoples Hospital of Nanning
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2023-01-20
Anticipated expiration: 2032-04-28

Abstract

The utility model relates to an oral treatment apparatus technical field especially relates to an auxiliary oral root canal therapy's saliva device of inhaling has solved among the prior art problem that saliva device straw angle can not be adjusted, and the connected mode operation of straw and collecting pipe is not convenient. A saliva suction device for assisting oral root canal therapy comprises a collecting pipe and further comprises: the straw, inlay on the straw outer wall and be connected with the broken tube wall to make the straw divide into movable part and fixed part. The utility model has the advantages that the locking sleeve is slid to automatically fasten the connector and the collecting pipe, so that the operation is simple, and the sliding mode is more convenient than the pressing mode; through inside rotation locating lever or outside rotation locating lever for the regulation of straw bending orientation is realized to the movable part of pull rod pulling straw, thereby realizes placing the saliva device of inhaling that has angle regulation and convenient installation in the oral cavity.

Description

Saliva suction device for assisting oral root canal therapy

Technical Field

The utility model relates to an oral treatment apparatus technical field especially relates to an auxiliary oral root canal therapy's saliva suction device.

Background

Root canal therapy is a treatment for endodontic and periapical diseases, which is based on the principle of removing most of the infectious agents in the canal mechanically and chemically, and preventing or promoting the healing of periapical lesions by filling the canal and sealing the crown. When the existing dentistry carries out root canal therapy, saliva exists in the oral cavity and needs to be regularly cleaned, so that an auxiliary saliva suction device is needed to be used when the root canal therapy is carried out, the saliva suction device comprises a collecting pipe and a suction pipe, the suction pipe is generally arranged in a certain radian so as to be conveniently placed in the oral cavity, and the suction pipe is detachably connected with the collecting pipe so as to be convenient for matching, replacing, maintaining or cleaning of the saliva suction device;

however, when the saliva sucking device is used, the internal structures of the oral cavities of different people are still different, and when the opening sizes of the oral cavities are different or the directions of the oral cavities are different, the suction pipe with a fixed radian is limited when saliva is recovered; when the existing suction pipe is connected with the collecting pipe, a pressing head for locking is small and inconvenient to operate, and sometimes the pressing head is clamped in a hole to influence the connection of the collecting pipe and the suction pipe; therefore, a saliva sucking device for assisting the oral root canal therapy is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an auxiliary oral cavity root canal therapy's saliva device of inhaling has solved among the prior art saliva device straw angle and can not adjust, the problem that the connected mode operation of straw and collecting pipe is not convenient.

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

a saliva suction device for assisting oral root canal therapy comprises a collecting pipe and further comprises:

the suction pipe is characterized in that a folding pipe wall is embedded and connected on the outer wall of the suction pipe so as to divide the suction pipe into a movable part and a fixed part;

the connecting head is communicated with one end of the suction pipe, a pull rod is movably arranged between the connecting head and the outer wall of the movable part of the suction pipe, a positioning rod is arranged outside the connecting head, and the positioning rod rotates to drive the angle between the movable part and the fixed part of the suction pipe to be adjusted;

the locking cover, the spacing slip cover of locking cover is established outside the connector, the tip of collecting pipe and the tip of connector are provided with second sealing washer and first sealing washer respectively, the locking cover slides spacingly to collecting pipe tip to it is crowded tight between first sealing washer of drive and the second sealing washer.

Preferably, the outer wall of connector is installed the location box, the one end of pull rod is connected with the movable part outer wall through the round pin axle, and the other end activity of pull rod runs through to in the location box, the locating lever is connected with location box screw thread closure, the axial lead of locating lever is perpendicular with the axial lead of pull rod, the locating lever is rotatory in to the location box to the drive pull rod is drawn in to the location box.

Preferably, be provided with bull stick and stop collar in the locating box, the stop collar cup joints on the locating lever with the axle center, the one end of bull stick is through the extension end swing joint of round pin axle with the pull rod, and the pompon is installed to the other end of bull stick, the outer wall of stop collar is offered and is used for the spacing gliding annular of pompon, be V type structure between pull rod and the bull stick, be connected with the spring between pull rod and the bull stick.

Preferably, the folding pipe wall comprises a connecting part and a folding part, and the connecting part and the folding part form an annular structure so as to be embedded and connected on the suction pipe.

Preferably, the outer wall of the connector is respectively provided with a first limiting groove and a second limiting groove which are of annular structures, the inner wall of the locking sleeve is connected with a lug which is matched and clamped with the first limiting groove and the second limiting groove, one end of the outer wall of the locking sleeve is connected with a retaining ring, and the outer wall of the collecting pipe is provided with a positioning groove which is used for clamping the corresponding lug and is of an annular structure.

Preferably, the inner wall of connector and the inner wall of collecting pipe offset, the tip of first sealing washer protrusion connector, the tip of second sealing washer protrusion collecting pipe, the outer wall of connector and the outer wall contactless of collecting pipe.

The utility model discloses possess following beneficial effect at least:

the locking sleeve is slid to automatically fasten the connector and the collecting pipe, so that the operation is simple, and the sliding mode is more convenient and faster than the pressing mode; through inside rotation locating lever or outside rotation locating lever for the regulation of straw bending orientation is realized to the movable part of pull rod pulling straw, thereby realizes placing the saliva device of inhaling that has angle regulation and convenient installation in the oral cavity.

The utility model discloses still possess following beneficial effect:

through two sets of lugs on the locking cover take-up connector and collecting pipe to make first sealing washer and second sealing washer sealed counterbalance, thereby can realize that collecting pipe and connector are convenient, stable, and the stability that saliva was collected is guaranteed in sealed connection, and the clearance of convenient saliva suction device simultaneously reduces the condition emergence that the dirt was hidden to the saliva suction device.

Drawings

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

FIG. 1 is a schematic view of the saliva sucking device;

FIG. 2 is a schematic view of the inner structure of the positioning box;

FIG. 3 is a schematic sectional view of the connection structure of the connector, locking sleeve and collecting pipe;

fig. 4 is a schematic cross-sectional view of the folded tube wall.

In the figure: 1. a collection pipe; 2. a locking sleeve; 3. a connector; 4. a straw; 5. folding the pipe wall; 6. a pull rod; 7. a positioning box; 8. positioning a rod; 9. a rotating rod; 10. a limiting sleeve; 11. a first limit groove; 12. a second limit groove; 13. a retaining ring; 14. a first seal ring; 15. positioning a groove; 16. and a second seal ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4, a saliva suction device for assisting oral root canal therapy includes a collecting tube 1, and further includes:

the suction pipe 4 is characterized in that the outer wall of the suction pipe 4 is embedded and connected with a folded pipe wall 5, so that the suction pipe 4 is divided into a movable part and a fixed part; specifically, the fixing part has certain elasticity;

the connector 3 is communicated with one end of the suction pipe 4, a pull rod 6 is movably arranged between the connector 3 and the outer wall of the movable part of the suction pipe 4, a positioning rod 8 is arranged outside the connector 3, and the positioning rod 8 rotates to drive the angle between the movable part and the fixed part of the suction pipe 4 to be adjusted;

the locking sleeve 2 is sleeved outside the connector 3 in a limiting and sliding manner, a second sealing ring 16 and a first sealing ring 14 are respectively arranged at the end part of the collecting pipe 1 and the end part of the connector 3, and the locking sleeve 2 is limited to the end part of the collecting pipe 1 in a sliding manner so as to drive the first sealing ring 14 and the second sealing ring 16 to be tightly squeezed;

the scheme has the following working processes: after the connector 3 of the straw 4 is abutted against the collecting pipe 1, the locking sleeve 2 is slid, so that the locking sleeve 2 automatically fastens the connector 3 and the collecting pipe 1, and the connection of the connector 3 is completed; moreover, when straw 4 put into the oral cavity mouth, the user can also be through inside rotational positioning pole 8 or outside rotational positioning pole 8 for the movable part of straw 4 is pulled to pull rod 6, under the effect of folded tube wall 5, realizes the rotation between movable part and the fixed part, realizes the regulation to the 4 crooked orientations of straw, thereby realizes placing the saliva device of inhaling that has angle regulation and convenient installation in the oral cavity.

Further, location box 7 is installed to the outer wall of connector 3, the one end of pull rod 6 is through round pin axle and movable part outer wall connection, the other end activity of pull rod 6 runs through to in location box 7, locating lever 8 closes with 7 screw threads of location box soon and is connected, the axial lead of locating lever 8 is perpendicular with the axial lead of pull rod 6, locating lever 8 is to 7 internal rotations of location box, in order to drive pull rod 6 to draw to location box 7, concretely, be provided with the fixed cover that is used for pull rod 6 or locating lever 8 respectively on the location box 7, locating lever 8 closes with fixed cover screw thread soon and is connected, pull rod 6 and fixed cover sliding connection, and the outer wall of pull rod 6 is provided with thick rubber sleeve, in order to have certain cushioning effect to the angle modulation of straw 4.

Further, be provided with bull stick 9 and stop collar 10 in the location box 7, stop collar 10 cup joints on locating lever 8 with the axle center, the one end of bull stick 9 is through the extension end swing joint of round pin axle with pull rod 6, the pompon is installed to the other end of bull stick 9, the outer wall of stop collar 10 is offered and is used for the spacing gliding annular of pompon, be V type structure between pull rod 6 and the bull stick 9, be connected with the spring between pull rod 6 and the bull stick 9, it is concrete, the one end that promotes bull stick 9 through locating lever 8 rotates, thereby make the 6 linear motion of other end pulling pull rod of bull stick 9, the setting of spring, there is the power that drive pull rod 6 resets, thereby can realize the stable motion of pull rod 6.

Further, roll over pipe wall 5 and include connecting portion and folding portion, and connecting portion and folding portion form annular structure to inlay and establish and connect on straw 4, specific folding portion is a plurality of chimbs that are the arc structure, and similar washing machine drain pipe structure, the setting of connecting portion can realize rolling over pipe wall 5 and can carry out the arc around connecting portion and rotate the regulation, thereby to the angle modulation of straw 4 movable part.

Further, first spacing groove 11 and second spacing groove 12 that are the loop configuration are seted up respectively to the outer wall of connector 3, the inner wall connection of locking cover 2 have with first spacing groove 11 and the lug of second spacing groove 12 cooperation block, the outer wall one end of locking cover 2 is connected with buckle 13, collecting pipe 1's outer wall is seted up and is used for the constant head tank 15 that is the loop configuration of the lug block that corresponds, concretely, be provided with the guide area between first spacing groove 11 and the second spacing groove 12, so that the slip of the lug that corresponds, the bottom inboard of locking cover 2 is provided with the guide inclined plane, be convenient for slide on collecting pipe 1 tip, the top outer wall of constant head tank 15 is provided with the guide area, be convenient for the slip-in of the lug that corresponds.

Further, the inner wall of connector 3 and collecting pipe 1's inner wall offset, the tip of first sealing washer 14 salient connector 3, the tip of 16 salient collecting pipes of second sealing washer, the outer wall of connector 3 and collecting pipe 1's outer wall contactless, it is concrete, through originally gliding to cooperating with constant head tank 15 with second spacing groove 12 complex lug, originally with first spacing groove 11 complex lug down to cooperating with second spacing groove 12, thereby realize that two sets of lugs on the locking cover 2 are taut to the outside of connector 3 and collecting pipe 1, guarantee the stable sealing connection of collecting pipe 1 and connector 3.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an auxiliary oral cavity root canal therapy's saliva suction device, includes collecting pipe (1), its characterized in that still includes:

the suction pipe (4), the outer wall of the suction pipe (4) is embedded and connected with a folding pipe wall (5) so as to divide the suction pipe (4) into a movable part and a fixed part;

the connector (3), one end of the suction pipe (4) is communicated with the connector (3), a pull rod (6) is movably arranged between the connector (3) and the outer wall of the movable part of the suction pipe (4), a positioning rod (8) is arranged outside the connector (3), and the positioning rod (8) rotates to drive the angle adjustment between the movable part and the fixed part of the suction pipe (4);

locking cover (2), the spacing slip cap of locking cover (2) is established outside connector (3), the tip of collecting pipe (1) and the tip of connector (3) are provided with second sealing washer (16) and first sealing washer (14) respectively, locking cover (2) slide spacing to collecting pipe (1) tip to it is crowded tight between first sealing washer (14) of drive and second sealing washer (16).

2. The saliva suction device for assisting the oral root canal therapy is characterized in that a positioning box (7) is mounted on the outer wall of the connector (3), one end of the pull rod (6) is connected with the outer wall of the movable part through a pin shaft, the other end of the pull rod (6) movably penetrates into the positioning box (7), the positioning rod (8) is connected with the positioning box (7) in a threaded manner, the axial lead of the positioning rod (8) is perpendicular to the axial lead of the pull rod (6), and the positioning rod (8) rotates towards the positioning box (7) to drive the pull rod (6) to be pulled towards the positioning box (7).

3. The saliva suction device for assisting the oral root canal therapy according to claim 2, wherein a rotating rod (9) and a limiting sleeve (10) are arranged in the positioning box (7), the limiting sleeve (10) is sleeved on the positioning rod (8) coaxially, one end of the rotating rod (9) is movably connected with the extending end of the pull rod (6) through a pin shaft, a convex ball is mounted at the other end of the rotating rod (9), an annular groove for limiting and sliding the convex ball is formed in the outer wall of the limiting sleeve (10), a V-shaped structure is formed between the pull rod (6) and the rotating rod (9), and a spring is connected between the pull rod (6) and the rotating rod (9).

4. A saliva suction device for assisting oral root canal therapy according to claim 1, wherein the folding tube wall (5) comprises a connecting part and a folding part, and the connecting part and the folding part form a ring structure to be embedded and connected on the suction tube (4).

5. The saliva suction device for assisting the oral root canal therapy according to claim 1, wherein the outer wall of the connector (3) is respectively provided with a first limiting groove (11) and a second limiting groove (12) which are in an annular structure, the inner wall of the locking sleeve (2) is connected with a projection which is matched and clamped with the first limiting groove (11) and the second limiting groove (12), one end of the outer wall of the locking sleeve (2) is connected with a retaining ring (13), and the outer wall of the collecting pipe (1) is provided with a positioning groove (15) which is in an annular structure and is used for clamping the corresponding projection.

6. The saliva sucking device for assisting the oral root canal therapy is characterized in that the inner wall of the connector (3) is abutted against the inner wall of the collecting pipe (1), the first sealing ring (14) protrudes out of the end part of the connector (3), the second sealing ring (16) protrudes out of the end part of the collecting pipe (1), and the outer wall of the connector (3) is not contacted with the outer wall of the collecting pipe (1).