US 11,872,100 B2
Pincers for the extraction of teeth and residual dental roots
Joaquim Francisco Bertuol Porto, Porto Alegre (BR); Douglas Laufer Schmidt, Porto Alegre (BR); Ricardo Alberto Heine, São Leopoldo (BR); and André Schaan Casagrande, Porto Alegre (BR)
Assigned to SIT EVOLUÇÃO E TECNOLOGIA LTDA., Puerto Alegre (BR)
Filed by SIT EVOLUÇÃO E TECNOLOGIA LTDA., Puerto Alegre (BR)
Filed on Nov. 29, 2021, as Appl. No. 17/536,827.
Application 17/536,827 is a continuation of application No. 16/112,954, filed on Aug. 27, 2018, abandoned.
Application 16/112,954 is a continuation of application No. PCT/BR2017/000017, filed on Feb. 21, 2017.
Prior Publication US 2022/0160463 A1, May 26, 2022
Int. Cl. A61C 3/14 (2006.01)
CPC A61C 3/14 (2013.01) 8 Claims
OG exemplary drawing
 
1. A bi-socket jointed system for removal of dental roots comprising:
a handle, configured to be held by fingers of a dental surgeon;
a central body, wherein the handle is configured to move relative to the central body;
a pincer, connected to the handle by a shaft, wherein the pincer is configured to engage a screw previously fixed in a dental root and perform a traction movement to extract the dental root;
support feet, configured to rest on at least one of teeth adjacent to the dental root or gum adjacent to the dental root, wherein adjustment of the support feet regulates a position of the pincer during the traction movement to extract the dental root; and
a front spring configured to press a latch into the support feet, thereby fixing a position of the support feet during the traction movement to extract the dental root.