CN210384084U - Drill bit with design of limiting drilling depth - Google Patents
Drill bit with design of limiting drilling depth Download PDFInfo
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- CN210384084U CN210384084U CN201820107737.7U CN201820107737U CN210384084U CN 210384084 U CN210384084 U CN 210384084U CN 201820107737 U CN201820107737 U CN 201820107737U CN 210384084 U CN210384084 U CN 210384084U
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- drill
- transition part
- fence
- limiting sleeve
- dental implant
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Abstract
A drill bit with a design of limiting the drilling depth comprises a dental implant drill and a limiting sleeve, wherein the dental implant drill is of an integrated structure and comprises a drill rod part, a transition part and a drill edge part, the drill rod part is connected with an implant handpiece, and the transition part is connected with the drill rod part and the drill edge part; the limiting sleeve is of an integrated hollow cylindrical structure consisting of a fence and a sleeve, and the fence of the limiting sleeve is sleeved outside the transition part of the dental implant drill. The utility model discloses the setting of elasticity stop collar fence makes it can overlap in tooth is planted with the transition part's of boring outside, and tooth is planted with boring to form a relatively fixed connection. The length required by the preformed hollow hole of the drill for dental implantation is controlled by the difference of the lengths of the limiting sleeve cylinders. The utility model discloses a transition part at tooth planting with boring increases the stop collar of the depth of restriction, once targets in place, has avoided the problem of repeated measurement, and save time improves the precision.
Description
Technical Field
The utility model relates to the field of medical equipment, more specifically say, in particular to a drill bit that has the design of injecing the brill depth that one kind was used in tooth planting operation process.
Background
In the field of dental medical restoration, dental implants are playing an increasingly important role as an effective treatment modality at present. The implant is used for restoring the chewing function of teeth by implanting an implant similar to a tooth root to replace a natural tooth root and installing false teeth and the like under the condition that a single tooth of a patient is lost or a dentition is lost.
Before the implant is implanted into the jaw bone, a corresponding hole needs to be drilled into the jaw bone by a drill. The traditional dental implant drill is similar to the design of an industrial twist drill in design, and has the advantages of good self-tapping property and good chip removal performance; however, in the mouth repair operation, precise positioning is required, and the defects are as follows: in the process of drilling and forming, the drill bit needs to be continuously taken out, the depth of the drilled hole is measured by the depth gauge, and as a result, the operation time is delayed, and the drilling precision is influenced.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem
Therefore, how to solve the problem that the conventional drill cannot measure the drilling depth in the dental implant operation process becomes a problem to be solved urgently by the technical personnel in the field.
(2) Technical scheme
In view of the above, it is an object of the present invention to provide a drill bit with a limited drilling depth design.
A drill bit with a design of limiting the drilling depth comprises a dental implant drill and a limiting sleeve.
The dental implant drill is of an integrated structure and consists of a drill rod part, a transition part and a drill blade part. The drill rod part is connected with the planting mobile phone, the transition part is connected with the drill rod part and the drill blade part, and the drill blade part is used for drilling holes in jawbones.
The drill rod part is an integrated structure consisting of a joint and a round rod, the joint consists of a semicircular sheet, an upright post and a semicircular sheet from top to bottom in sequence, the size, the thickness and the shape of the upper semicircular sheet and the lower semicircular sheet are the same, and the diameter of the semicircular sheet is the same as that of the round rod; the upright post is a semicircular upright post, and the diameter of the upright post is half of that of the semicircular sheet; the thickness of the semicircular sheet and the upright post is the same; the front side of the joint is in an I shape. And a round rod of the drill rod part is positioned below the joint and is connected with the transition part.
The transition part is cylindrical, and the diameter of the transition part is twice of the diameter of the round rod of the drill rod part. And the middle upper part of the transition part is provided with a circle of groove.
The drill edge part is a twist edge, and a straight edge can be adopted according to the requirement.
The stop collar is an integral hollow cylinder structure consisting of a fence and a sleeve, and the stop collar is made of food-grade silica gel and has elasticity. The inner diameter of the limiting sleeve is smaller than the outer diameter of the transition part of the dental implant drill by 1-2 mm. The fence of the limiting sleeve is composed of four arc-shaped pieces, and a gap of 1-2 mm is reserved between every two arc-shaped pieces. The sleeve is a hollow cylinder structure. The fence of the limiting sleeve is sleeved outside the transition part of the dental implant drill and forms a relatively fixed connection with the dental implant drill. The fence length is a fixed value, and the fence length is 1-2 mm longer than the transition part of the dental implant drill. The length of the sleeve is a set value and is set to be different lengths according to use requirements, so that the drill blade parts with different lengths can be exposed when the sleeve is used.
The length of the limiting sleeve is set according to use requirements, the length of the limiting sleeve is 4-20mm, and the limiting sleeve is selected to be used for drilling different depths according to the use requirements.
(3) Advantageous effects
The utility model discloses the setting of elasticity stop collar fence makes it can overlap in tooth is planted with the transition part's of boring outside, and tooth is planted with boring to form a relatively fixed connection. The length required by the preformed hollow hole of the drill for dental implantation is controlled by the difference of the lengths of the limiting sleeve cylinders.
The utility model discloses a transition part at tooth planting with boring increases the stop collar of the depth of restriction, once targets in place, has avoided the problem of repeated measurement, and save time improves the precision.
Drawings
Fig. 1 is the overall structure schematic diagram of the utility model, fig. 2 is the utility model discloses a tooth is planted with boring the structure schematic diagram, fig. 3 is the utility model discloses a stop collar structure schematic diagram.
In the figure: 1 is a limit sleeve, 1-1 is a fence, 1-2 is a sleeve; 2 is a drill pipe section; 3 is the transition portion and 4 is the drill edge portion.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, a drill with a design for limiting the drilling depth is composed of a dental implant drill and a stop collar 1.
As shown in fig. 2, the dental implant drill is a one-piece structure, and is composed of a drill stem portion 2, a transition portion 3, and a drill blade portion 4. The drill rod part 2 is connected with a planting mobile phone, the transition part 3 is connected with the drill rod part 2 and the drill blade part 4, and the drill blade part 4 is used for drilling holes in jawbone.
The drill rod part 2 is an integrated structure consisting of a joint and a round rod, the joint consists of a semicircular sheet, an upright post and a semicircular sheet from top to bottom in sequence, the size, the thickness and the shape of the upper semicircular sheet and the lower semicircular sheet are the same, and the diameter of the semicircular sheet is the same as that of the round rod; the upright post is a semicircular upright post, and the diameter of the upright post is half of that of the semicircular sheet; the thickness of the semicircular sheet and the upright post is the same; the front side of the joint is in an I shape. And a round rod of the drill rod part is positioned below the joint and is connected with the transition part.
The transition part 3 is cylindrical and has a diameter twice that of the round rod of the drill rod part. And the middle upper part of the transition part is provided with a circle of groove.
The drill edge part 4 is a twist edge, and a straight edge can be adopted according to the requirement.
As shown in fig. 3, the limiting sleeve 1 is an integrated hollow cylinder structure composed of a fence 1-1 and a sleeve 1-2, and is made of food-grade silica gel and has elasticity. The inner diameter of the limiting sleeve 1 is smaller than the outer diameter of the transition part 3 of the dental implant drill by 1-2 mm. The fence 1-1 of the limiting sleeve is composed of four arc-shaped pieces, and a gap of 1-2 mm is reserved between each arc-shaped piece. The sleeve 1-2 is a hollow cylindrical structure. The fence 1-1 of the limiting sleeve is sleeved outside the transition part of the dental implant drill and forms a relatively fixed connection with the dental implant drill. The length of the fence 1-1 is a fixed value, and the length of the fence is 1-2 mm longer than the transition part 3 of the dental implant drill. The length of the sleeve 1-2 is a set value and is set to be different lengths according to use requirements, so that drill blade parts with different lengths can be exposed in use.
The length of the limiting sleeve 1 is set according to use requirements, the length of the limiting sleeve is 4-20mm, and different depths are selected for drilling according to the use requirements.
Use the utility model discloses the time, with the stop collar cover on tooth planting is with boring, with the fence cover at tooth planting with the transition part of boring, observe through the space of fence for the bottom of fence and the bottom coincidence of transition part, through chooseing for use the stop collar of different length, satisfy the length of boring the required tooth planting of the cavity degree of depth of preforming is with boring.
The utility model discloses the setting of elasticity stop collar fence makes it can overlap in the follow tooth is planted with the transition part's of boring outside, and tooth is planted with boring to form a relatively fixed connection. The length required by the preformed hollow hole of the drill for dental implantation is controlled by the difference of the lengths of the limiting sleeve cylinders. The utility model discloses a transition part at tooth planting with boring increases the stop collar of the depth of restriction, once targets in place, has avoided the problem of repeated measurement, and save time improves the precision.
The present invention is not limited to the above embodiments, and any person can obtain other products in various forms according to the teaching of the present invention. All the equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.
Claims (4)
1. The utility model provides a drill bit with design of limited drilling depth, comprises tooth planting with brill and stop collar which characterized in that:
the dental implant drill is of an integrated structure and comprises a drill rod part, a transition part and a drill edge part, wherein the drill rod part is connected with a planting mobile phone, and the transition part is connected with the drill rod part and the drill edge part;
the limiting sleeve is of an integrated hollow cylindrical structure consisting of a fence and a sleeve, and the inner diameter of the limiting sleeve is 1-2 mm smaller than the outer diameter of the transition part of the dental implant drill; the fence of the limiting sleeve consists of four arc-shaped pieces, and a gap of 1-2 mm is reserved between each arc-shaped piece; the sleeve is of a hollow cylinder structure; the fence of the limiting sleeve is sleeved outside the transition part of the dental implant drill.
2. A drill bit with a defined drilling depth design according to claim 1, wherein: the drill rod part is an integrated structure consisting of a joint and a round rod, the joint consists of a semicircular sheet, an upright post and a semicircular sheet from top to bottom in sequence, the size, the thickness and the shape of the upper semicircular sheet and the lower semicircular sheet are the same, and the diameter of the semicircular sheet is the same as that of the round rod; the upright post is a semicircular upright post, and the diameter of the upright post is half of that of the semicircular sheet; the thickness of the semicircular sheet and the upright post is the same; the front side of the joint is in an I shape.
3. A drill bit with a defined drilling depth design according to claim 1, wherein: the transition part is cylindrical, and the diameter of the transition part is twice of that of a round rod of the drill rod part; and the middle upper part of the transition part is provided with a circle of groove.
4. A drill bit with a defined drilling depth design according to claim 1, wherein: the fence length is a fixed value, and the fence length is 1-2 mm longer than the transition part of the dental implant drill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107737.7U CN210384084U (en) | 2018-01-23 | 2018-01-23 | Drill bit with design of limiting drilling depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107737.7U CN210384084U (en) | 2018-01-23 | 2018-01-23 | Drill bit with design of limiting drilling depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210384084U true CN210384084U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820107737.7U Active CN210384084U (en) | 2018-01-23 | 2018-01-23 | Drill bit with design of limiting drilling depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210384084U (en) |
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2018
- 2018-01-23 CN CN201820107737.7U patent/CN210384084U/en active Active
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