CN213993768U - Auxiliary tooth extraction device - Google Patents

Abstract

The utility model relates to an auxiliary tooth extraction device, including tooth extraction forceps and bearing structure, tooth extraction forceps includes first tong arm, second tong arm and tong arm distraction device at least, bearing structure includes first bearing structure and second bearing structure, tooth extraction forceps through at least one first rotation mandrel with second bearing structure is articulated, makes tooth extraction forceps can with relative circular motion is done according to the mode around first rotation mandrel the central axis to bearing structure. An auxiliary tooth extraction device designs through thick stick principle and takes shape, compact structure reaches laborsaving, high-efficient and conveniently tooth extraction effect, and the device is solved other levers and is extracted tooth device and get inconvenient problem to less slit between teeth face clamp.

Description

Auxiliary tooth extraction device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to an auxiliary tooth extraction device.

Background

The tooth extraction forceps are common dental tools, the types of the tooth extraction forceps are more than ten, the tooth extraction forceps are used for clamping an affected tooth or a tooth root and enabling the tooth to be loosened and dislocated through wedging, shaking, twisting, traction and other action modes, tooth extraction difficulty conditions often occur in the clinical tooth extraction process, tooth extraction time is even more than one hour, medical cost is increased, the tooth extraction forceps in the prior art all adopt handle clamping movable mechanisms, the tooth extraction process is accompanied with shaking and twisting, blood around the tooth and soft tissues and bones around the tooth are possibly damaged in the process, great protrusion or nerve injury is caused, besides, the affected tooth can be extracted only by matching with a tappet due to large fixation force, the affected tooth root is often broken due to uneven force application, and unnecessary pain of a patient and trouble of a tooth extraction operator are caused. Therefore, there is a need for improvements in the prior art.

Chinese patent CN2063007 discloses a lever-type tooth forceps, which mainly comprises a handle, a movable jaw, a fixed jaw and a supporting point mouth, wherein when an operator adjusts the movable jaw to clamp an affected tooth tightly and tightly grips the handle by using an adjusting wheel, the lever force generated by the supporting point mouth can pull out the affected tooth. However, the movable jaw and the fixed jaw of the lever-type tooth extracting forceps need to be inserted into a tooth gap to clamp an affected tooth, the width of the beak of the movable jaw and the fixed jaw is far larger than the width of the normal tooth gap, and the lever-type tooth extracting forceps have the defect that the affected tooth is difficult or even impossible to clamp.

Chinese patent CN108635070A discloses a device of extracing tooth, including the supporting shoe, be equipped with the guiding hole on the supporting shoe, the guiding hole is rectangular form, the guiding hole lateral wall is equipped with the pivot mounting hole, be equipped with the pivot in the pivot mounting hole, the pivot links to each other with the stand pipe, the stand pipe passes through screw-thread fit and links to each other with the wrong pole, it is cavity to twist the pole, it is equipped with the fag end to twist the pole end, it is equipped with the knob to twist the pole other end, the knob passes through the connecting rod with the fag end and links to each other, it is equipped with the fixed block to twist pole lower extreme side, the fixed block is equipped with the through-hole, set up first pipe in the through-hole, the supporting shoe top is equipped with the suction pump, and the supporting shoe side is equipped with and holds the bottle, first pipe one end runs through the through-hole, and the other end links to each other with the suction pump, the suction pump passes through the second pipe and holds the bottle and links to each other. The utility model discloses a can be fixed in crown department with cover rope circumference at the in-process of drawing out teeth, rotatory twisting rod makes the screw rod drive cover rope pulling and suffers from the tooth to reach the effect of drawing out teeth. However, the volume of the device is relatively large, the distance between the upper jaw and the lower jaw is short in the process of extracting the wisdom teeth or the molar teeth, the device is difficult to enter, the twisting process of the screw rod is complicated, and the operation difficulty of medical staff is increased.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space limit did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides an auxiliary tooth extraction device, which adopts the lever principle, solves the problem of labor waste in the tooth extraction process by using a tooth extraction forceps, improves the mechanical structure of the related tooth extraction forceps, is favorable for clamping the affected teeth with smaller gaps between teeth, and then improves the tooth extraction efficiency.

The utility model provides an auxiliary tooth extraction device, which comprises a tooth extraction forceps and a supporting structure, wherein the tooth extraction forceps at least comprise a first forceps arm, a second forceps arm and a forceps arm strutting device, the first forceps arm comprises at least one first forceps beak, at least one first forceps cheek and at least one first forceps handle, and the second forceps arm comprises at least one second forceps beak, at least one second forceps cheek and at least one second forceps handle; the support structure includes a first support structure and a second support structure.

According to a preferred embodiment, the dental forceps are articulated to the second support structure by means of at least one first rotary spindle, so that the dental forceps can move relative to the support structure in a circular manner about the central axis of the first rotary spindle.

According to a preferred embodiment, a first cheek first surface of the dental forceps is provided with at least one first fixing lug and/or at least one second fixing lug,

one end of the first rotating spindle is fixed on a first cheek first surface in a manner of penetrating through the first fixing lug,

the other end of the first rotating spindle is fixed on the first cheek first surface in a manner of penetrating through the second fixing lug,

the first rotating mandrel is arranged in the through holes of the first supporting structure and the second supporting structure.

The first rotating mandrel is arranged in the through hole of the second supporting structure,

whereby said dental forceps are connected to a second support structure via said first rotary spindle.

According to a preferred embodiment, the second support structure comprises a first member and a second member, which are arranged in a relatively symmetrical manner on both sides of one end of the first support structure. Is favorable for providing a supporting point for the dental forceps.

According to a preferred embodiment, the first jaw fixing lug central axis, the second support structure first hole central axis, the second support structure second hole central axis and the first rotation spindle central axis are collinear with each other, which is advantageous for enhancing structural stability.

According to a preferred embodiment, the tooth extracting forceps are arranged between the first member and the second member, so that the tooth extracting forceps are arranged in a closed structure defined by the first rotating mandrel, the first member, the second member and the first supporting structure through mechanical connection, and the auxiliary tooth extracting device is more compact in structure and can be used for tooth extracting operation of an oral cavity with a small space.

According to a preferred embodiment, there is a space between the forceps and the first and second members, respectively, that allows the forceps to be rotated open and closed, namely: the first component is provided with a gap when being connected with the dental forceps, and the second component is provided with a gap when being connected with the dental forceps.

According to a preferred embodiment, the first support structure is mechanically connected to the first member and the second member at the two ends of the first surface of the first support structure, respectively, without affecting the gripping of the dental forceps on both sides of the patient's molar teeth, and the first support structure performs a relative circular movement around the first rotation axis, the first support structure forming a state of supporting the dental forceps in abutment between the tooth to be treated and at least one non-treated tooth.

According to a preferred embodiment, the first and second members are each a geometrically shaped flap, wherein the edge contour of the end of the first member remote from the first beak of the dental forceps is at an oblique angle with respect to the long axis of the first support structure, so that the support structure can be positioned in such a way that it does not interfere with the process of clamping the teeth by the beak.

According to a preferred embodiment, first bearing structure is the bar structure with adjustable length, first bearing structure length can reach outside the oral cavity, makes things convenient for the doctor to hold with the hand first bearing structure is favorable to providing supplementary holding power for the process of drawing out the tooth, reduces to the pressure of the tooth of waiting to draw out to the non-when treating to draw out the tooth for the support point of drawing out the tooth to the doctor holds when first bearing structure, be favorable to the doctor to accurately place supplementary device of drawing out the tooth also directly increases the stability of the operation process of drawing out the tooth.

According to a preferred embodiment, the first supporting structure is a sheet cuboid structure, the second supporting structure is a sheet triangular structure, and the short ends of the supporting members are respectively welded on two sides of the tail of the long end of the supporting member.

According to a preferred embodiment, the first and second gripper arms are articulated by means of a second pivot spindle, and the first and second gripper arms perform a relative circular movement about the second pivot spindle. Preferably, the opening and closing angle is 0-90 degrees, which is beneficial to clamping the affected teeth with different diameters.

According to a preferred embodiment, one end of the forceps arm spreading device is fixedly arranged at a first position of the first forceps handle, and the other end of the forceps arm spreading device is fixedly and/or non-fixedly arranged at a second position of the second forceps handle, wherein the first position and the second position are asymmetrically arranged, and the first forceps handle and the second forceps handle are in an opening state under the supporting action of the forceps arm spreading device when the forceps handles of the dental forceps are in a non-stressed state.

According to a preferred embodiment, the jawarm spreading means comprises a bolt and an elastic member, the elastic member is a bent strip, one end of the elastic member is drilled with a through hole, is matched with the bolt and is arranged at a first position on one side surface of the first jawarm through bolt connection, and the other end of the elastic member is arranged at a second position on one side surface of the second jawarm. Is favorable for resetting the tooth forceps and is convenient for a dentist to clamp the affected tooth with one hand.

According to a preferred embodiment, the first and second beak surface contours are angled in conformity with the first cheek first surface and/or the first and second beaks are located lower than the first cheek first surface and closer to the support device, which facilitates a smaller rotation angle of the dental forceps in a lever movement about the axis of the first hinge rotation spindle, resulting in a stable tooth extraction.

According to a preferred embodiment, the first forceps handle and the second forceps handle are provided with oval-shaped anti-slip surfaces on one side surface, and the anti-slip surfaces are positioned in the middle of one side surface of the first forceps handle and the second forceps handle, and the length of the long axis of each anti-slip surface is at least 1/2 of the total length of the forceps handles. Is beneficial to improving the stability of the device during the tooth extraction operation.

The utility model has the advantages of:

firstly, the utility model can assist dentists to extract teeth with labor saving, high efficiency and convenience;

secondly, compared with the traditional tooth extraction forceps, the tooth extraction forceps are additionally provided with the supporting members, so that the tooth extraction stability of a dentist is facilitated, and the damage to soft tissues and bones around teeth caused by the shaking and twisting in the tooth extraction process is avoided;

thirdly, the utility model has compact structure, and the device is suitable for tooth extraction operation under the condition of small oral cavity;

fourth, the utility model discloses improve lever tooth extraction device and get inconvenient problem to the less clamp in affected tooth slit face clearance.

Drawings

FIG. 1 is a top view of the overall structure of the auxiliary device for tooth extraction according to the present invention;

FIG. 2 is a front view of the auxiliary device for tooth extraction;

fig. 3 is a side view of the overall structure of the device for assisting tooth extraction according to the present invention.

List of reference numerals

1: a dental forceps; 11: a first clamp arm; 12: a second jawarm; 111: a first forceps beak; 112: a first cheek; 113: a first plier handle; 121: a second forceps beak; 122: a second cheek; 123: a second forceps handle; 1120: a first cheek first surface; 1121: a first fixing lug; 1221: a second fixing lug; 1130: an anti-slip surface;

2: a support structure; 21: a first support structure; 22: a second support structure; 211: a first member; 212: a second member;

3: a distraction device; 310: a first position; 320: a second position; 31: a bolt; 32: an elastic member;

4: a gasket;

5: a first rotating spindle;

6: a second rotating spindle.

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

According to a preferred embodiment, the present invention provides an auxiliary tooth extraction device comprising a pair of tooth extraction forceps 1 and a support structure 2. The dental forceps 1 comprises at least a first forceps arm 11, a second forceps arm 12 and a forceps arm spreading device 3, the first forceps arm 11 comprising at least one first beak 111, at least one first jaw 112 and at least one first handle 113, the second forceps arm 12 comprising at least one second beak 121, at least one second jaw 122 and at least one second handle 123.

Preferably, as shown in fig. 3, the first jaw first surface 1120 of the dental forceps 1 is provided with at least one first fixing lug 1121 and/or at least one second fixing lug 1221. The first and second fixing lugs 1121 and 1221 are welded to the first jaw cheek first surface 1120. One end of the first rotating spindle 5 is disposed in the through hole of the first fixing lug 1121 in a manner of penetrating through the first fixing lug 1121. The other end of the first rotating spindle 5 is disposed in the through hole of the second fixing lug 1221 in such a manner as to penetrate the second fixing lug 1221. The axis of the first rotating mandrel 5 is parallel to the first cheek first surface 1120, which is beneficial to realizing the function of the tooth extracting forceps rotating around the axis of the first rotating mandrel 5 on the cheek embedding surface.

Preferably, as shown in fig. 1, the support structure 2 comprises a first support structure 21 and a second support structure 22. The second support structure 22 includes a first member 211 and a second member 212. The first supporting structure 21 and the first member 211 and the second member 212 are respectively welded at one end of the first supporting structure 21 and close to the beak of the forceps under the condition that the clamping of the dental forceps 1 on two sides of a molar tooth of a patient is not affected. The first rotating spindle 5 is disposed in the through holes of the first member 211 and the second member 212. The first fixing lug 1121, the second fixing lug 1221, the first member 211, and the second member 212 are connected by a first rotating spindle 5. The tooth extracting forceps 1 are hinged with the first component 211 and the second component 212 through the at least one first rotating mandrel 5 respectively, so that the tooth extracting forceps 1 can do relative circular motion with the second supporting structure 22 in a mode of winding the central axis of the first rotating mandrel 5, a hinge point of the first component 211 and the first rotating mandrel 5 after being hinged is used as a supporting point of the lever action of the tooth extracting forceps, a supporting point is provided for the tooth extracting operation process of the tooth extracting forceps, and the purpose of labor saving tooth extraction is achieved.

Preferably, as shown in fig. 3, the first member 211 and the second member (212) are disposed at both sides of one end of the first support structure 21 in a relatively symmetrical manner. Is favorable for providing a supporting point for the tooth forceps. Preferably, the first fixing lug 1121 and the second fixing lug 1221 are symmetrically arranged on the first cheek first surface 1120 close to the beak of the pincer, which is beneficial to increasing the length of the power arm so as to achieve the purpose of labor-saving tooth extraction.

Preferably, the central axis of the first jaw fixing lug 1121, the central axis of the second jaw fixing lug 1221, the central axis of the first hole 2111 of the second support structure, the central axis of the second hole 2121 of the second support structure, and the central axis of the first rotating mandrel 5 are collinear with each other, which is beneficial to enhancing the structural stability.

Preferably, as shown in fig. 3, the dental extraction forceps 1 is arranged between the first member 211 and the second member 212, so that the dental extraction forceps 1 is arranged in a closed structure defined by the first rotating mandrel 5, the first member 211, the second support structure second member 212 and the first support structure 21 through mechanical connection, which is beneficial to the structure of the auxiliary tooth extraction device to be more compact and can be used for tooth extraction operation of oral cavity with smaller space.

Preferably, as shown in fig. 2, the first support structure 21 is formed in a state of supporting the forceps in such a manner as to abut between the tooth to be treated and at least one non-treated tooth.

Preferably, as shown in fig. 3, there is a space between the forceps and the first and second members 211 and 212, respectively, that allows the forceps to rotate open and closed, namely: the first member 211 provides clearance when connected to the forceps and the second member 212 provides clearance when connected to the forceps. Preferably, the gap width is 3-10 mm.

Preferably, the first member 211 and the second member 212 are respectively flaps, wherein the edge contour of the end of the first member 211 remote from the first beak 111 of the dental forceps is inclined at an angle relative to the long axis of the first support structure 21, which is advantageous for the support structure 2 to be positioned without affecting the process of clamping teeth by the beak.

Preferably, the first support structure 21 is a strip-shaped structure with adjustable length. When using supplementary device of extracing tooth, first bearing structure length reaches outside the oral cavity, makes things convenient for the doctor to hold first bearing structure with the hand, is favorable to providing supplementary holding power for the process of extracing tooth, reduces to the pressure of non-treating when extracting tooth support point with the non-tooth of waiting to extract tooth to when the doctor holds first bearing structure, be favorable to the doctor to accurately place supplementary device of extracing tooth, also directly increase the stability of extracting tooth operation process.

Preferably, as shown in fig. 3, in an auxiliary dental extraction device, the first support structure 21 is a bar-shaped structure with an adjustable length. Preferably, first bearing structure 22 includes two rectangle iron plates, and not overlapping each other completely between the iron plates to set up two at least bolts in overlap department, pass through bolted connection together with two iron plates with detachable mode, be favorable to adjusting first bearing structure 21 length, satisfy the requirement to pulling out different degree of depth molar. The second supporting structure 22 is in a sheet triangular structure, and the first member 211 and the second member (212) are respectively welded on two sides of one end of the first supporting structure 21, so that the volume of the auxiliary tooth extraction device is reduced, and the stability of the device is improved.

Preferably, the first and second jawarms 11 and 6 are hinged by the second pivot spindle, and the first and second jawarms 11 and 6 make relative circular movements around the second pivot spindle. Preferably, the opening and closing angle is 0-90 degrees, which is beneficial to clamping the affected teeth with different diameters.

Preferably, one end of the forceps arm opening device 3 is fixedly arranged with a first position of the first forceps handle 113, and the other end of the forceps arm opening device 3 is fixedly and/or non-fixedly arranged with a second position of the second forceps handle 123, wherein the first position and the second position are asymmetrically arranged, and the first forceps handle 113 and the second forceps handle 123 are in an opening state under the supporting action of the forceps arm opening device 3 when the forceps handles of the dental forceps are in a non-stressed state.

Preferably, as shown in fig. 1, the jawarm spreading means 3 comprises a bolt 31 and an elastic member 32, the elastic member 31 is formed in a curved bar shape, one end of the elastic member is drilled with a through hole to be engaged with the bolt and is disposed at a first position 310 on one side surface of the first jawarm 113 by means of bolt connection, and the other end of the elastic member 31 is disposed at a second position 320 on one side surface of the second jawarm 123. Is favorable for resetting the tooth forceps and is convenient for a dentist to clamp the affected tooth with one hand.

Preferably, the surface contours of the first and second beaks 111 and 121 are configured to be adaptive to the first jaw first surface 1120 and/or the first and second beaks 111 and 121 are located lower than the first jaw first surface 1120 and closer to the supporting device, which is beneficial to the effect of stabilizing the tooth extraction by the smaller rotation angle of the dental forceps in the lever motion around the first hinge rotation spindle axis.

Preferably, as shown in figure 2, the pad 4 is adhesively disposed on the contact surface of the non-treated tooth and the first support structure 21. Preferably, the gasket 4 consists of a rubber material.

Preferably, the first and second handles 113 and 123 are provided with an oval-shaped anti-slip surface 1130 on one side surface and located in the middle of one side surface of the first and second handles 113 and 123, and the length of the long axis of the anti-slip surface is at least 1/2 of the total length of the handles. Is beneficial to improving the stability of the device during the tooth extraction operation.

Through the utility model discloses an auxiliary tooth extraction device, dentist's accessible is handheld first bearing structure 21 will assist the tooth extraction device to place on non-treatment tooth surface, separates through gasket 4 between auxiliary tooth extraction device and the non-treatment tooth surface, then dentist's operation tooth extraction forceps will treat that treatment tooth presss from both sides tightly through the pincers beak to first rotation mandrel 5 between tooth extraction forceps 1 and the bearing structure 2 is the fulcrum, then to first bearing structure 21 direction application of force pressure move first tong arm 11 and second tong arm 12 will treat that treatment tooth is extracted. The process utilizes the lever principle to realize labor saving and stable tooth extraction, and improves the tooth extraction efficiency of dentists.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims (10)

1. An auxiliary tooth extraction device comprises tooth extraction forceps (1) and a supporting structure (2), and is characterized in that,

the support structure (2) comprises a first support structure (21) and a second support structure (22),

the second support structure (22) comprises a first member (211) and a second member (212), and the first member (211) and the second member (212) are mechanically connected to both sides of one end of the first support structure (21), respectively, and the second support structure (22) is provided with a hinge through hole having a diameter adapted thereto,

the dental forceps (1) is hinged with the second supporting structure (22) through at least one first rotating mandrel (5), so that the dental forceps (1) and the supporting structure (2) can do relative circular motion in a mode of surrounding the central axis of the first rotating mandrel (5).

2. An auxiliary extraction device according to claim 1, characterized in that the first jaw first surface (1120) of the extraction forceps (1) is provided with at least one first fixing lug (1121) and at least one second fixing lug (1221),

one end of the first rotating spindle (5) is fixed on a first jaw cheek first surface (1120) in a manner of penetrating through the first fixing lug (1121),

the other end of the first rotating spindle (5) is fixed on the first cheek first surface (1120) in a manner of penetrating through the second fixing lug (1221),

the first rotating mandrel (5) is arranged in the through hole of the first supporting structure (21),

whereby the dental forceps (1) is connected to a second support structure (22) via the first rotary spindle (5).

3. An auxiliary extraction device according to claim 2, characterized in that said first member (211) and said second member (212) are arranged in a relatively symmetrical manner on either side of one end of said first support structure (21).

4. An auxiliary extraction device according to claim 3, characterized in that the extraction forceps (1) are arranged between the first member (211) and the second member (212) such that the extraction forceps (1) are arranged in a closed structure enclosed by the first rotation spindle (5), the first member (211), the second member (212) and the first support structure (21) by a mechanical connection.

5. An auxiliary extraction device according to claim 4, characterized in that there is a space between the extraction forceps (1) and the first member (211) and the second member (212), respectively, allowing the extraction forceps (1) to be opened and closed in rotation.

6. An auxiliary extraction device according to claim 5, wherein the first member (211) and the second member (212) are each a flap, wherein,

the edge contour of the end of the first component (211) which is far away from the first forceps beak (111) of the tooth forceps is inclined relative to the long axis of the first supporting structure (21).

7. An auxiliary extraction device according to claim 6, characterized in that said first support structure (21) is a bar-shaped structure with adjustable length.

8. An auxiliary extraction device as claimed in claim 7, characterized in that the extraction forceps (1) comprises at least a first forceps arm (11), a second forceps arm (12) and a forceps arm spreading device (3), the first forceps arm (11) comprises at least one first beak (111), at least one first cheek (112) and at least one first handle (113), the second forceps arm (12) comprises at least one second beak (121), at least one second cheek (122) and at least one second handle (123), the first forceps arm (11) and the second forceps arm are hinged by means of a second rotary spindle (6), and the first forceps arm (11) and the second forceps arm perform a relative circular movement around the second rotary spindle (6).

9. The auxiliary extraction device as claimed in claim 8, wherein one end of the forceps arm spreading device (3) is fixedly arranged with a first position (310) of the first forceps handle (113), and the other end of the forceps arm spreading device (3) is fixedly and/or non-fixedly arranged with a second position (320) of the second forceps handle (123), wherein the first position (310) and the second position (320) are asymmetrically arranged, and the first forceps handle (113) and the second forceps handle (123) are in an opening state under the supporting action of the forceps arm spreading device (3) when the forceps handles of the extraction forceps are in a non-stressed state.

10. An auxiliary extraction device as claimed in claim 9, wherein the contour of the surfaces of the first beak (111) and the second beak (121) is adapted to the first jaw first surface (1120) at an angle and/or the first beak (111) and the second beak (121) are positioned lower than the first jaw first surface (1120) and closer to the support means.

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