CN218186969U

CN218186969U - Adjustable dental elevator

Info

Publication number: CN218186969U
Application number: CN202221351701.6U
Authority: CN
Inventors: 王一峰
Original assignee: Ningbo Beilun Peoples Hospital
Current assignee: Ningbo Beilun Peoples Hospital
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-01-03
Anticipated expiration: 2032-05-30

Abstract

The utility model provides a dental elevator of regulation formula, including the top sword, the handle and connect the probe rod in the one end of handle, the probe rod is including the base section that is close to the handle and the flexible section of keeping away from the handle, and form between base section and the flexible section and be greater than 90 contained angles, flexible section is equipped with the slot that sets up along the axial, one side that the base section was kept away from to flexible section is equipped with the support sword, the rear portion of top sword slides and pegs graft to slot and anterior and support sword coincide mutually, the base section is equipped with the hole of the flexible section of intercommunication and handle, the inside of hole is inserted and is equipped with interior pole, the front end butt to the slope guide surface of interior pole, the side of handle is equipped with can follow endwise slip dials the button, dial the button butt and connect to the rear end of interior pole and be used for promoting interior pole and slide along the hole, interior pole is used for promoting the top sword so that the front end protrusion of top sword is in supporting the sword. Above-mentioned scheme is through the design that supports the sword and add the top sword for medical staff dials the knob through promoting and can realize the regulation of the protrusion distance that the relative support sword of top sword, thereby can go deep into the gum, gains better effect of extracting teeth.

Description

Adjustable dental elevator

Technical Field

The utility model relates to a dental auxiliary instrument's field, concretely relates to very of regulation formula.

Background

The dental elevator is an instrument for assisting tooth extraction, and is often used for extracting impacted teeth, malpositioned teeth, residual roots, residual crowns, or firmer diseased teeth and the like. The dental elevator consists of three parts, namely an edge, a handle and a rod, and can be divided into an elevator for elevating the whole tooth, an elevator for elevating the broken tooth root outside the gingival margin and an elevator for elevating the broken tooth root in the middle part according to the application.

The dental elevator is used by inserting the dental elevator into a gap between the gum and the teeth, and then by swinging the dental elevator, loosening of the teeth and gum is achieved. The angle and the depth of the cutting part of the existing dental elevator inserted into the gum are both limited, and the effect of loosening teeth is general.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a regulating type dental elevator which can more effectively insert the gum so as to realize better loosening effect to the teeth.

In order to solve the problem, the utility model provides a very of regulation formula, include top sword, handle and connect in the probe rod of the one end of handle, the probe rod is including the base section that is close to the handle and the flexible section of keeping away from the handle, just form between base section and the flexible section and be greater than 90 contained angles, flexible section is equipped with the slot that sets up along the axial, flexible section is kept away from one side of base section is equipped with the support sword, the rear portion of top sword slides the plug-in connect to slot and anterior with support sword coincide mutually, the base section is equipped with the intercommunication the hole of flexible section and handle, the inside of hole is inserted and is equipped with interior pole, the front end butt of interior pole extremely the slope guide surface, the side of handle is equipped with can follow endwise slip dials the button, interior pole butt extremely the rear end of interior pole is used for promoting interior pole slides along the hole, interior pole is used for promoting the top sword so that the front end protrusion of top sword in support the sword.

According to the scheme, the cutting part of the common dental elevator in the prior art is changed into a structure of a supporting blade and a top blade, and the top blade and the supporting blade are overlapped in an initial state, so that medical staff can easily insert the supporting blade into gaps between gingiva and teeth and perform preliminary loosening; when the not hard up completion back of preliminary step, medical staff drives interior pole towards flexible section removal through promoting the dial button, can be so that the front end protrusion of top sword in the front end of supporting the sword, the top sword can be more for inserting to the gum deeply promptly, carries out the secondary and is not hard up. In addition, through releasing the toggle button, the top blade retracts to the superposed state with the supporting blade under the pushing of the gum tissue, so that the medical staff can conveniently change the angle again to push the toggle button, and the better tooth extraction effect is realized.

Preferably, one end of the supporting blade, which is far away from the telescopic section, is provided with an arc-shaped groove, and the front end of the top blade is provided with an arc-shaped bulge, so that the supporting blade can be inserted into gaps between gingiva and tooth parts under the condition of not damaging gingiva in the initial state, and after the initial loosening is completed, the top blade can be pushed by the inner rod to go deep into the gingiva more laborsavingly.

Preferably, one side of the supporting blade facing the top blade is provided with a V-shaped guide groove, and one side of the top blade facing the supporting blade is provided with a guide part protruding in a V shape, so that the top blade can slide relative to the supporting blade more stably, and the top blade is ensured to be accurately inserted into the gum.

Preferably, the left side and the right side of the telescopic section are both provided with turned edges arranged along the axial direction, the left side and the right side of the top blade are both provided with guide pillars arranged along the axial direction, and the guide pillars are inserted into the turned edges in a sliding manner. The design of the turned edge enables the processing and forming of the slot to be easier, and the processing cost is reduced on the premise of ensuring the stable sliding of the top blade relative to the telescopic section.

Preferably, the side of the handle is provided with an installation groove arranged along the axial direction, the installation groove is communicated to the inner hole, and the shifting button is connected to the installation groove in a sliding mode, so that the inner rod is stably pushed through the shifting button, and the operation is simple and convenient.

Preferably, the included angle between the base section and the telescopic section is 120 degrees, so that most of use scenes are met, and the inner rod is easy to push the top blade.

Drawings

FIG. 1 is an axial view of an adjustable dental elevator;

FIG. 2 is a view showing the condition of a top edge of an adjustable dental elevator with a projecting support edge;

FIG. 3 is a view of the top edge of an adjustable dental elevator superimposed with a support edge;

FIG. 4 is a schematic side view of an adjustable dental elevator;

FIG. 5 isbase:Sub>A schematic cross-sectional view taken along line A-A in FIG. 2;

FIG. 6 is a schematic cross-sectional view taken along line B-B in FIG. 2;

FIG. 7 is a schematic sectional view taken along line C-C in FIG. 4.

Description of the reference numerals:

1. a grip; 101. a toggle button is pushed; 102. mounting grooves; 2. a probe rod; 210. a base section; 211. an inner bore; 220. a telescopic section; 221. inserting slots; 222. curling; 3. a top edge; 301. a boss portion; 302. a guide section; 303. a guide post; 4. a support blade; 401. a groove; 402. a guide groove; 5. an inner rod.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. It should be noted that all the directional indicators (such as up, down, left, right, front, back, inside, and outside) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Please refer to fig. 1-7, an embodiment of the present invention provides an adjustable dental elevator, including a top blade 3, a handle 1 and a probe rod 2 connected to one end of the handle 1, the probe rod 2 includes a base section 210 close to the handle 1 and a telescopic section 220 far away from the handle 1, and an included angle greater than 90 ° is formed between the base section 210 and the telescopic section 220, the telescopic section 220 is provided with a slot 221 axially disposed, one side of the telescopic section 220 far away from the base section 210 is provided with a supporting blade 4, a rear portion of the top blade 3 is slidably inserted into the slot 221 and a front portion is overlapped with the supporting blade 4, the base section 210 is provided with an inner hole 211 communicating the telescopic section 220 and the handle 1, an inner rod 5 is inserted into the inner hole 211, a front end of the inner rod 5 is abutted to a slant guide surface, a side of the handle 1 is provided with a dial button 101 capable of axially sliding, the dial button 101 is abutted to a rear end of the inner rod 5 and is used for pushing the inner rod 5 to slide along the inner hole 211, the inner rod 5 is used for pushing the top blade 3 so that the front end of the top blade 3 protrudes out of the supporting blade 4.

According to the scheme, the cutting part of the common dental elevator in the prior art is changed into a structure of the supporting blade 4 and the top blade 3, and the top blade 3 and the supporting blade 4 are overlapped in an initial state, so that medical staff can easily insert the supporting blade 4 into gaps between gingiva and teeth and perform preliminary loosening; when the preliminary not hard up completion back, medical staff drives interior pole 5 through promoting group button 101 and removes towards flexible section 220, can make the front end protrusion of top sword 3 in the front end of supporting sword 4, in the gum can be inserted more deeply to top sword 3 promptly, carries out the secondary and becomes flexible. In addition, by releasing the toggle 101, the top blade 3 retracts to the superposed state with the supporting blade 4 under the pushing of the gum tissue, which is convenient for medical staff to subsequently change the angle again to push the toggle 101, thereby realizing better tooth extraction effect.

In the present embodiment, the included angle between the base section 210 and the telescopic section 220 is preferably 120 °, so as to satisfy most usage scenarios and facilitate the pushing of the top blade 3 by the inner rod 5.

As an optimization of the above embodiment, the front end of the supporting blade 4 away from the telescopic section 220 is provided with an arc-shaped groove 401, and the front end of the top blade 3 is provided with an arc-shaped protrusion 301, so that the supporting blade 4 can be inserted into the gap between the gum and the dental component without injuring the gum in the initial state, and after the initial loosening is completed, the top blade 3 can go deep into the gum more laborsavingly under the pushing of the inner rod 5.

Furthermore, the supporting blade 4 is provided with a V-shaped guide groove 402 on one side facing the top blade 3, and the top blade 3 is provided with a V-shaped convex guide portion 302 on one side facing the supporting blade 4, so that the top blade 3 can slide relative to the supporting blade 4 more stably, and the top blade 3 is ensured to be accurately inserted into the gum.

In this embodiment, the left side and the right side of the telescopic section 220 are both provided with a turned edge 222 arranged along the axial direction, the left side and the right side of the top blade 3 are both provided with a guide pillar 303 arranged along the axial direction, and the guide pillar 303 is slidably inserted into the turned edge 222. The design of the bead 222 facilitates the machining of the slot 221, and reduces the machining cost while ensuring the stable sliding of the top blade 3 relative to the telescopic section 220.

In this embodiment, the side of the grip 1 is provided with an installation groove 102 axially arranged, the installation groove 102 communicates with the inner hole 211, and the toggle button 101 is slidably connected to the installation groove 102, so that the inner rod 5 can be stably pushed by the toggle button 101, and the operation is simple and convenient.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the invention.

Claims

1. An adjustable dental elevator is characterized by comprising a top edge (3), a handle (1) and a probe rod (2) connected with one end of the handle (1), the probe rod (2) comprises a base section (210) close to the grip (1) and a telescopic section (220) far away from the grip (1), and an included angle of more than 90 degrees is formed between the base section (210) and the telescopic section (220), the telescopic section (220) is provided with a slot (221) arranged along the axial direction, a supporting blade (4) is arranged on one side of the telescopic section (220) far away from the base section (210), the rear part of the top blade (3) is inserted into the slot (221) in a sliding way, and the front part of the top blade is overlapped with the supporting blade (4), the base section (210) is provided with an inner hole (211) for communicating the telescopic section (220) and the handle (1), an inner rod (5) is inserted into the inner hole (211), the front end of the inner rod (5) is abutted to the inclined guide surface, a shifting button (101) capable of sliding along the axial direction is arranged on the side surface of the grip (1), the toggle button (101) is abutted to the rear end of the inner rod (5) and used for pushing the inner rod (5) to slide along the inner hole (211), the inner rod (5) is used for pushing the top blade (3) so that the front end of the top blade (3) protrudes out of the support blade (4).

2. An adjustable dental elevator as claimed in claim 1, wherein: one end, far away from the telescopic section (220), of the supporting blade (4) is provided with an arc-shaped groove (401), and the front end of the top blade (3) is provided with an arc-shaped protruding part (301).

3. A regulating dental elevator as claimed in claim 1 or claim 2, characterised in that: one side of the supporting blade (4) facing the top blade (3) is provided with a V-shaped guide groove (402), and one side of the top blade (3) facing the supporting blade (4) is provided with a V-shaped convex guide part (302).

4. A regulating dental elevator as claimed in claim 1 or claim 2, characterised in that: the left side and the right side of the telescopic section (220) are both provided with turned edges (222) which are arranged along the axial direction, the left side and the right side of the top blade (3) are both provided with guide pillars (303) which are arranged along the axial direction, and the guide pillars (303) are inserted into the turned edges (222) in a sliding mode.

5. A regulating dental elevator as claimed in claim 1, characterised in that: the side surface of the handle (1) is provided with an installation groove (102) arranged along the axial direction, the installation groove (102) is communicated with the inner hole (211), and the toggle button (101) is connected with the installation groove (102) in a sliding manner.

6. An adjustable dental elevator as claimed in claim 1, wherein: the included angle between the base section (210) and the telescopic section (220) is 120 degrees.