CN-224206913-U - Scanning rod

CN224206913UCN 224206913 UCN224206913 UCN 224206913UCN-224206913-U

Abstract

The application provides a scanning rod which comprises a scanning rod positioning part, wherein the scanning rod positioning part is provided with an inner cavity, a first fastening piece is arranged in the inner cavity, the first fastening piece comprises a limiting part and a fastening part, the bottom of the scanning rod positioning part is provided with a mounting hole for the fastening part to pass through, the bottom of the scanning rod positioning part is in limiting fit with the limiting part along the extending direction of the inner cavity, the fastening part passes through the mounting hole to be used for being connected with an implant, and the inner cavity penetrates through the top end of the scanning rod positioning part to be used for a user to operate the first fastening piece.

Inventors

ZHANG WEI
ZHAO XIAOBO
CHEN XIAOJUN
JIANG JIANFU
FU XIAOPENG

Assignees

先临三维科技股份有限公司

Dates

Publication Date: 20260508
Application Date: 20240520

Claims (10)

1. A scan bar, comprising: The scanning rod positioning part and scanning rod identification part, scanning rod positioning part is used for being connected with the plant body, scanning rod identification part locates scanning rod positioning part and transversely outwards extends from scanning rod positioning part, scanning rod identification part has the upper surface, the upper surface is equipped with the sign that is located not co-altitude.
2. The scan bar of claim 1, wherein the upper surface comprises a plurality of upper surfaces at different heights, or wherein the upper surface of the scan bar identification portion is curved, or wherein the upper surface is disposed at an incline.
3. The scan bar of claim 1, wherein the scan bar identification portion is a stepped structure, wherein a stepped top surface and a stepped bottom surface form an upper surface of the scan bar identification portion, the stepped top surface and the stepped bottom surface having the identification thereon, and/or, The scan bar positioning part comprises a positioning top part and a positioning base part which are partially installed, and/or The identification includes an identification point.
4. The scan bar of claim 1, wherein the scan bar positioning portion has an inner cavity, a first fastener is disposed in the inner cavity, the first fastener includes a limiting portion and a fastening portion, a mounting hole through which the fastening portion passes is disposed at a bottom of the scan bar positioning portion, the bottom of the scan bar positioning portion is in limiting fit with the limiting portion along an extending direction of the inner cavity, the fastening portion passes through the mounting hole to be used for connection with an implant, the inner cavity passes through a top end of the scan bar positioning portion to be used for a user to operate the first fastener, and the scan bar positioning portion is provided with an anti-falling structure for preventing the first fastener from falling out of the inner cavity.
5. The scan bar of claim 4, wherein the anti-drop feature comprises a ring or a plurality of annularly arranged protrusions disposed on and protruding inwardly from the inner chamber wall, and/or, The first fastener is limited by the inner cavity wall along the extending direction of the inner cavity, or a limiting hole used for being in limiting fit with the implant is formed in the bottom of the scanning rod positioning part.
6. The scan bar of claim 4, wherein the scan bar positioning portion comprises a positioning base and a positioning top, the positioning base being integrally formed with the positioning top or the positioning base being integrally connected with the positioning top.
7. The scan bar of claim 6, wherein the anti-drop structure is disposed at the top of the positioning portion, a first pre-tightening member is disposed between the limiting portion and the bottom of the scan bar positioning base portion, and the first pre-tightening member is sleeved on the outer wall of the fastening portion.
8. The scan bar of claim 1, wherein the scan bar identification portion comprises an identification body portion and a second fastener, the identification body portion is connected to the positioning top portion by the second fastener, the second fastener is in limited fit with an end of the identification body portion near the positioning top portion, and the identification is provided on a surface of the identification body portion.
9. The scan bar of claim 8, wherein the scan bar identification portion includes an interior cavity through which the second fastener extends for a locating top limit fit.
10. The scan bar of claim 8, wherein the scan bar identification portion comprises a second pre-tightening member that is sleeved on an outer wall of the second fastener and is in a positive fit with an end of the second fastener distal from the positioning top.

Description

Scanning rod The present application is a divisional application of a chinese patent application filed 5 months 20 days 2024, filed national intellectual property office, application number 202421105394.2, application name "a kind of scanning rod", the entire contents of which are incorporated herein by reference. Technical Field The utility model relates to the technical field of intraoral implantation, in particular to a scanning rod. Background Aiming at the implant in the toothless jaw, most of the prior art adopts the traditional impression taking technology and the digital impression instrument to scan the common scanning rod technology, the traditional impression taking technology has complicated steps and consumes time, the scanning rod in the prior art of scanning the common scanning rod by the digital impression instrument generally comprises a positioning part, the positioning part is fixed on an implant through a fastener, the prior scanning rod has the phenomena of single characteristic, easy falling in the assembly process of the fastener, easy follow-up rotation of the positioning part of the scanning rod when the scanning rod is installed, limited manufacturing process and materials and the like, so a plurality of defects exist. Disclosure of utility model The application aims to provide a scanning rod, which aims to solve at least one problem of most of the prior art for scanning common scanning rods by using the traditional die taking technology and the digital die instrument. An embodiment of a first aspect of the present application provides a scan bar comprising: The scanning rod positioning part, scanning rod positioning part is equipped with the inner chamber, be equipped with first fastener in the inner chamber, first fastener includes spacing portion and fastening portion, the bottom of scanning rod positioning part is equipped with the mounting hole that supplies fastening portion to pass, the bottom of scanning rod positioning part and spacing portion are along the spacing cooperation of extending direction of inner chamber, fastening portion passes the mounting hole for being connected with the plant, the inner chamber runs through the top of scanning rod positioning part for user operation first fastener, scanning rod positioning part is equipped with the anti-drop structure that is used for preventing that first fastener breaks away from the inner chamber. In an alternative embodiment of the first aspect, the anti-falling structure includes a ring or a plurality of annularly arranged protrusions provided on the inner cavity wall and protruding inwards from the inner cavity wall. In an alternative embodiment of the first aspect, the scan bar positioning portion includes a positioning base and a positioning top, the positioning base being integrally formed with the positioning top, or the positioning base being integrally connected with the positioning top. In an alternative embodiment of the first aspect, the anti-falling structure is provided on the positioning top. In an alternative embodiment of the first aspect, a first pre-tightening piece is arranged between the limiting portion and the bottom of the scanning rod positioning portion, and the first pre-tightening piece is sleeved on the outer wall of the fastening portion. In an alternative embodiment of the first aspect, the first pretensioner is located between the limit section and the bottom of the scan rod positioning section along the extension direction of the inner cavity. In an alternative embodiment of the first aspect, the scan bar further includes a scan bar identification portion disposed on the scan bar positioning portion and extending laterally outward from the scan bar positioning portion; The scanning rod identification part is provided with an upper surface, and the upper surface is provided with identifications positioned at different heights. In an alternative embodiment of the first aspect, the scan bar identification is provided on the positioning top. In an alternative embodiment of the first aspect, the scan bar identification portion includes an identification main portion and a second fastener, and the identification main portion is fixed in combination with the scan bar positioning portion by the second fastener. In an alternative embodiment of the first aspect, the inner cavity wall limits the first fastening piece along the extending direction of the inner cavity, or a limiting hole for limiting cooperation with the implant is formed at the bottom of the scanning rod positioning part. An embodiment of a second aspect of the present application provides a scan bar comprising: The scanning rod positioning part, scanning rod positioning part is equipped with the inner chamber, be equipped with first fastener in the inner chamber, first fastener includes spacing portion and fastening portion, the bottom of scanning rod positioning part is equipped with the mounting hole that supplies fastening port