Anti-swallowing file for root canal therapy

Abstract

The utility model discloses an anti-swallowing file for root canal therapy, and relates to the technical field of root canal therapy, the anti-swallowing file comprises a file needle and a finger ring, the upper end of the file needle is fixedly provided with a needle handle, one end of the needle handle far away from the file needle is fixedly provided with an adjusting mechanism, the inner side of the finger ring is symmetrically provided with clamping mechanisms, and the clamping mechanisms are arranged on the inner side of the finger ring. A connecting rope is fixedly installed on the outer side of the ring, and the end, away from the ring, of the connecting rope movably penetrates through the installation cylinder and is fixedly provided with a limiting head. By adopting the structure, the mounting cylinder is mounted on the needle handle, the adjusting disc rotates on the mounting cylinder, and the inner screw cylinder on the adjusting disc is in threaded connection with the outer screw cylinder on the sliding disc, so that the sliding disc slides in the mounting cylinder and pushes the limiting head to move; therefore, the distance between the connecting rope between the needle handle and the finger ring can be changed through adjustment, and the knotting situation caused by the fact that the connecting rope is too long is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to root canal treatment technical field, especially relate to a prevent to swallow file for root canal treatment. BACKGROUND

[0002] Before root canal treatment, it is needed to use root canal dental pulp file to clean the tooth hole of children's decayed teeth. Currently, dentists usually pinch the needle handle of the dental pulp file with hands after wearing rubber gloves to operate. However, since the object is children, on the one hand, the children need to open their mouths when this operation is carried out, which will cause a large amount of saliva of the children, and the saliva will cause the problem of slipping after being splashed on the rubber gloves, causing the dental pulp file to fall off. On the other hand, due to the self-control of children and the reason of this age, children will move around and not cooperate, and when the dental pulp file falls off, it is easy to cause the problem of mis-swallowing, which seriously endangers the life and health safety of children

[0003] Through retrieval, the Chinese patent with the publication number CN216021458U discloses a prevent to swallow file for root canal treatment, which comprises: a handle for being held by medical staff; a file needle connected at one end of the handle and used for dental root canal treatment; a connecting rod connected on the handle and used as a main part for adjusting the distance between the handle and the file needle; and a finger ring connected on the handle and in an open type.

[0004] The prevent to swallow file for root canal treatment in the above-mentioned prior art has a very small handle of the file needle, and doctors usually pinch the handle part of the file needle with fingers to operate, so that the finger ring added on the handle is penetrated into the fingers to achieve the effect of preventing falling off. Obviously, it cannot well meet the actual needs, in addition, although the finger ring is composed of open type plastic, after being penetrated into the larger fingers for many times, the gap of the finger ring is expanded and is not easy to restore, which will also affect the stable effect of wearing the finger ring, and the open type is also easy to cause potential safety problems such as scratching. UTILITY MODEL CONTENTS

[0005] In view of the problems mentioned in the background art, the purpose of the utility model is to provide a prevent to swallow file for root canal treatment to solve the problems mentioned in the above-mentioned background art.

[0006] The above-mentioned technical purpose of the utility model is realized by the following technical scheme:

[0007] A prevent to swallow file for root canal treatment, comprising: a file needle and a finger ring, a needle handle is fixedly installed at the upper end of the file needle, an adjusting mechanism is fixedly installed at the end of the needle handle away from the file needle, clamping mechanisms are symmetrically arranged on the inner side of the finger ring, a connecting rope is fixedly installed on the outer side of the finger ring, and a limiting head is fixedly installed at the end of the connecting rope away from the finger ring.

[0008] The adjusting mechanism comprises a mounting cylinder fixedly installed at the end of the needle handle far from the file needle, a adjusting disc rotationally connected to the inner side of the end of the mounting cylinder far from the needle handle, an inner screw cylinder fixedly installed on the side of the adjusting disc facing the mounting cylinder, an outer screw cylinder threadedly connected to the inner side of the inner screw cylinder, a sliding disc fixedly connected to the end of the outer screw cylinder far from the inner screw cylinder, the sliding disc being slidingly connected to the inner side of the mounting cylinder, and the connecting ropes being movably penetrated through the adjusting disc and the sliding disc from the end of the finger ring.

[0009] The clamping mechanism comprises mounting holes symmetrically formed in the inner side of the finger ring, clamping blocks slidingly connected to the inner side of the mounting holes, elastic grooves formed in one side of the clamping blocks, a fixed groove formed in the outer ring wall of the finger ring, stop blocks fixedly installed on the inner side of the fixed groove, and springs fixedly installed between the opposite surfaces of the stop blocks and the elastic grooves.

[0010] As a preferred technical scheme, the inner side of the mounting cylinder is symmetrically formed with moving grooves, the outer side of the sliding disc is symmetrically fixedly connected with moving blocks, and the sliding disc is slidingly connected with the mounting cylinder through the moving blocks and the moving grooves.

[0011] As a preferred technical scheme, the center of the adjusting disc is formed with a second rope penetrating hole, the center of the sliding disc is formed with a first rope penetrating hole, the end of the connecting rope far from the finger ring is movably penetrated through the second rope penetrating hole, and the end of the connecting rope close to the limiting head is movably penetrated through the first rope penetrating hole.

[0012] As a preferred technical scheme, the inner side of the fixed groove is symmetrically formed with limiting grooves, the limiting grooves extend to the inside of the mounting holes at one end, the outer side of the clamping blocks is symmetrically fixedly connected with limiting blocks, and the limiting blocks and the limiting grooves are slidingly connected.

[0013] As a preferred technical scheme, the inner side of the fixed groove is symmetrically formed with screw grooves, the inner side of the stop block is formed with a countersunk hole, and the stop block is fixedly installed through the penetration of the countersunk hole and the screw grooves.

[0014] As a preferred technical scheme, the end of the clamping block far from the mounting hole is arc-shaped, the arc-shaped part of the clamping block is embedded with rubber strips at equal intervals, and the side of the stop block far from the fixed groove is arc-shaped.

[0015] As a preferred technical scheme, the end of the needle handle far from the file needle is formed with an assembly groove, the mounting cylinder is fixedly installed in the inner side of the assembly groove, and the outer side of the needle handle is fixedly installed with anti-skid rings at equal intervals.

[0016] In summary, the utility model mainly has the following beneficial effects:

[0017] First, by installing the mounting cylinder on the needle handle, rotating the adjusting disc on the mounting cylinder, and screwing the inner screw cylinder on the adjusting disc and the outer screw cylinder on the sliding disc, the sliding disc slides in the mounting cylinder, and the sliding disc pushes the limiting head to move, so that the spacing between the connecting rope between the needle handle and the finger ring can be changed by adjusting the rear, and the knot situation caused by the too long connecting rope is avoided.

[0018] Second, by sliding the clamping blocks on the inner side of the mounting hole, and installing the stop blocks at the fixing grooves on the other side of the mounting hole, and by the spring between the stop blocks and the clamping blocks, in the process of putting on the fingers, the two clamping blocks are first away from each other, and then when the fingers are put on, the two clamping blocks are close to each other under the action of the spring, so that the fingers of the user can be stably clamped, and compared with the traditional open finger ring clamping form, the structure design is more stable and safe in use, and the improved file needle structure is more convenient in use. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is an exploded view of the utility model;

[0021] Figure 3 It is a Figure 2 The enlarged view of A in the middle;

[0022] Figure 4 It is a structural schematic diagram of the adjusting mechanism of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the mounting cylinder of the utility model.

[0024] Fig. 1, file needle; 2, needle handle; 3, adjusting mechanism; 301, mounting cylinder; 302, adjusting disc; 303, sliding disc; 304, outer screw cylinder; 305, inner screw cylinder; 4, connecting rope; 5, finger ring; 6, clamping mechanism; 601, mounting hole; 602, clamping block; 603, elastic groove; 604, spring; 605, stop block; 606, fixing groove; 7, limiting head; 8, counterbore; 9, screw groove; 10, limiting groove; 11, limiting block; 12, moving block; 13, moving groove; 14, first rope hole; 15, second rope hole; 16, rubber strip; 17, anti-skid ring; 18, assembly groove. DETAILED DESCRIPTION

[0025] Reference Figures 1 to 5The embodiment of the application discloses a kind of for root canal therapy anti-swallowing file, including: file needle 1 and finger ring 5, the upper end of file needle 1 is fixedly installed with needle handle 2, needle handle 2 is fixedly installed with adjusting mechanism 3 away from the end of file needle 1, the inside of finger ring 5 is symmetrically equipped with clamping mechanism 6, connecting rope 4 is fixedly installed on the outside of finger ring 5, and the end of connecting rope 4 away from finger ring 5 is fixedly installed with limit head 7 after being movably penetrated into mounting cylinder 301;

[0026] Adjusting mechanism 3 includes mounting cylinder 301, which is fixedly installed on the end of needle handle 2 away from file needle 1, and adjusting disc 302 is rotatably connected to the inside of the end of mounting cylinder 301 away from needle handle 2, adjusting disc 302 is fixedly installed with inner screw cylinder 305 on the side towards mounting cylinder 301, inner screw cylinder 305 is threadedly connected with outer screw cylinder 304, outer screw cylinder 304 is fixedly connected with sliding disc 303 on the end away from inner screw cylinder 305, sliding disc 303 is slidingly connected to the inside of mounting cylinder 301, and the end of connecting rope 4 away from finger ring 5 is movably penetrated into adjusting disc 302 and sliding disc 303, mounting cylinder 301 is installed on needle handle 2, adjusting disc 302 is rotated on mounting cylinder 301, inner screw cylinder 305 on adjusting disc 302 is threadedly connected with outer screw cylinder 304 on sliding disc 303, so that sliding disc 303 slides in mounting cylinder 301, and limit head 7 is moved by sliding disc 303, so that the spacing between connecting rope 4 between needle handle 2 and finger ring 5 can be changed by adjusting, to avoid knotting of connecting rope 4 due to excessive length.

[0027] Clamping mechanism 6 includes mounting hole 601, which is symmetrically provided in the inside of finger ring 5, clamping block 602 is slidingly connected to the inside of mounting hole 601, spring 604 is fixedly installed between the opposite surfaces of clamping block 602 and stop block 605, mounting hole 601 is provided with fixed groove 606 on the other side, stop block 605 is fixedly installed in the inside of fixed groove 606, and spring 604 is fixedly installed between stop block 605 and spring groove 603, by slidingly installing clamping block 602 in the inside of mounting hole 601 and installing stop block 605 in fixed groove 606 on the other side of mounting hole 601, spring 604 between stop block 605 and spring groove 603 of clamping block 602 is used, so that two clamping blocks 602 are first away from each other during sleeving into fingers, and then two clamping blocks 602 are close to each other under the action of spring 604 after sleeving into fingers, so that the finger part of the user can be clamped conveniently.

[0028] Reference Figure 5The inner side of the mounting cylinder 301 is symmetrically provided with a moving groove 13, and the outer side of the sliding disc 303 is symmetrically fixedly connected with a moving block 12. The sliding disc 303 is slidably connected with the moving block 12 and the moving groove 13 of the mounting cylinder 301. By providing the moving groove 13 on the inner side of the mounting cylinder 301 and the moving block 12 on the outer side of the sliding disc 303, the sliding disc 303 can be stably slid in the mounting cylinder 301 after the inner sleeve is rotated and the outer cylinder 304 connected with the outer side is driven.

[0029] With reference to Figure 2 And Figure 4 A second rope passing hole 15 is provided at the center of the adjusting disc 302, and a first rope passing hole 14 is provided at the center of the sliding disc 303. One end of the connecting rope 4 away from the ring 5 is movably penetrated through the second rope passing hole 15, and the other end of the connecting rope 4 close to the limiting head 7 is movably penetrated through the first rope passing hole 14. By providing the second rope passing hole 15 on the adjusting disc 302 and the first rope passing hole 14 on the sliding disc 303, one end of the connecting rope 4 can be movably penetrated through the sliding disc 303 and the adjusting disc 302, which not only achieves the adjusting and limiting effect of the connecting rope 4, but also does not affect the operation of the file needle 1 by the needle handle 2.

[0030] With reference to Figure 3 The inner side of the fixed groove 606 is symmetrically provided with a limiting groove 10, one end of the limiting groove 10 extends to the inside of the mounting hole 601, the outer side of the clamping block 602 is symmetrically fixedly connected with a limiting block 11, and the limiting block 11 and the limiting groove 10 are slidably connected. By providing the limiting groove 10 on the inner side of the fixed groove 606, one end of the clamping block 602 with the limiting block 11 can be slid in the mounting hole 601.

[0031] With reference to Figure 3 The inner side of the fixed groove 606 is symmetrically provided with a screw groove 9, and the inner side of the stop block 605 is provided with a countersunk hole 8. The stop block 605 is fixedly installed by penetrating the countersunk hole 8 and the screw groove 9 with a screw. By providing the screw groove 9 on the inner side of the fixed groove 606, the stop block 605 can be installed and connected by penetrating the countersunk hole 8 and the screw groove 9 of the fixed groove 606 with a screw.

[0032] With reference to Figure 5 One end of the clamping block 602 away from the mounting hole 601 is arc-shaped, and the arc-shaped part of the clamping block 602 is embedded with rubber strips 16 at equal intervals. One side of the stop block 605 away from the fixed groove 606 is arc-shaped. By increasing the rubber strips 16 on the arc-shaped part of the clamping block 602, the clamping block 602 can be clamped more stably.

[0033] With reference to Figure 2The needle handle 2 is provided with an assembling groove 18 at the end far from the file needle 1, and the mounting cylinder 301 is fixedly installed inside the assembling groove 18. The outer side of the needle handle 2 is fixedly installed with the anti-skid rings 17 at equal intervals. The assembling groove 18 on the needle handle 2 can facilitate the installation of the mounting cylinder 301. The anti-skid rings 17 on the needle handle 2 can prevent slipping when the doctor operates the needle handle 2.

[0034] Principle and advantages: Since the clamping blocks 602 are slidably installed inside the mounting holes 601, and the stop blocks 605 are installed at the fixed grooves 606 on the other side of the mounting holes 601, and the spring 604 is arranged between the stop blocks 605 and the elastic grooves 603 of the clamping blocks 602, in the use process, the doctor only needs to put the index finger into the finger ring 5, and then the two clamping blocks 602 are away from each other. When the finger is sleeved, the two clamping blocks 602 are close to each other under the elastic force of the spring 604, so that the finger part of the user can be clamped conveniently. Then the user holds the needle handle 2 part.

[0035] If the connecting rope 4 is too long and is knotted at this time, the adjusting disc 302 is rotated on the mounting cylinder 301, the inner screw cylinder 305 on the adjusting disc 302 is screw-connected with the outer screw cylinder 304 on the sliding disc 303, the sliding disc 303 is slid in the mounting cylinder 301, the sliding disc 303 drives the limiting head 7 to move, the spacing between the needle handle 2 and the finger ring 5 can be changed by adjusting the rope 4, and the knot is prevented.

Claims

1. A swallow-proof file for root canal treatment, characterized by , comprising: The filet needle (1) and the finger ring (5), the upper end of the filet needle (1) is fixedly installed with a needle handle (2), the end of the needle handle (2) away from the filet needle (1) is fixedly installed with an adjusting mechanism (3), the inner side of the finger ring (5) is symmetrically provided with a clamping mechanism (6), the outer side of the finger ring (5) is fixedly installed with a connecting rope (4), the end of the connecting rope (4) away from the finger ring (5) is movably penetrated through a mounting cylinder (301) and is fixedly installed with a limiting head (7); The adjusting mechanism (3) comprises a mounting cylinder (301), the mounting cylinder (301) is fixedly installed at the end of the needle handle (2) away from the filet needle (1), the inner side of the end of the mounting cylinder (301) away from the needle handle (2) is rotatably connected with an adjusting disc (302), the side of the adjusting disc (302) facing the mounting cylinder (301) is fixedly installed with an inner screw cylinder (305), the inner side of the inner screw cylinder (305) is threadedly connected with an outer screw cylinder (304), the end of the outer screw cylinder (304) away from the inner screw cylinder (305) is fixedly connected with a sliding disc (303), the sliding disc (303) is slidably connected inside the mounting cylinder (301), and the end of the connecting rope (4) away from the finger ring (5) is movably penetrated through the adjusting disc (302) and the sliding disc (303). The clamping mechanism (6) comprises a mounting hole (601), the mounting hole (601) is symmetrically formed in the inner side of the finger ring (5), the inner side of the mounting hole (601) is slidably connected with a clamping block (602), one side of the clamping block (602) is provided with a spring groove (603), the outer ring wall of the finger ring (5) is provided with a fixed groove (606), the inner side of the fixed groove (606) is fixedly installed with a stop block (605), and the spring (604) is fixedly installed between the opposite surfaces of the stop block (605) and the spring groove (603).

2. A gag resistant file for root canal therapy as claimed in claim 1 wherein: The inner side of the mounting cylinder (301) is symmetrically provided with a moving groove (13), the outer side of the sliding disc (303) is symmetrically fixedly connected with a moving block (12), and the sliding disc (303) is slidably connected through the moving block (12) and the moving groove (13) of the mounting cylinder (301).

3. A gag resistant file for root canal therapy as claimed in claim 1 wherein: A second rope penetrating hole (15) is formed at the center of the adjusting disc (302), a first rope penetrating hole (14) is formed at the center of the sliding disc (303), the end of the connecting rope (4) away from the finger ring (5) is movably penetrated through the second rope penetrating hole (15), and the end of the connecting rope (4) close to the limiting head (7) is movably penetrated through the first rope penetrating hole (14).

4. The anti-swallowing file for root canal therapy according to claim 1, wherein: The inner side of the fixed groove (606) is symmetrically provided with a limiting groove (10), one end of the limiting groove (10) extends to the inside of the mounting hole (601), the outer side of the clamping block (602) is symmetrically fixedly connected with a limiting block (11), and the limiting block (11) and the limiting groove (10) are slidably connected.

5. A gag resistant file for root canal therapy as claimed in claim 1 wherein: The inner side of the fixed groove (606) is symmetrically provided with a screw groove (9), the inner side of the stop block (605) is provided with a countersunk hole (8), and the stop block (605) is fixedly installed through the countersunk hole (8) and the screw groove (9).

6. A gag resistant file for root canal therapy as claimed in claim 1 wherein: The one end of the clamping block (602) away from the mounting hole (601) is arc-shaped, the arc-shaped part of the clamping block (602) is inlaid with rubber strips (16) at equal intervals, and the side of the stop block (605) away from the fixing groove (606) is arc-shaped.

7. A gag resistant file for root canal therapy as claimed in claim 1 wherein: The one end of the needle handle (2) away from the file needle (1) is provided with an assembly groove (18), the mounting cylinder (301) is fixedly installed on the inner side of the assembly groove (18), and the outer side of the needle handle (2) is fixedly installed with anti-skid rings (17) at equal intervals.

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