US 12,440,219 B2
Scalp clip gun
Bing Wang, Beijing (CN); and Dongliang Guo, Beijing (CN)
Assigned to BEIJING HONGHUGAOXIANG TECHNOLOGY DEVELOPMENT CO., LTD., Beijing (CN)
Appl. No. 17/909,017
Filed by BEIJING HONGHUGAOXIANG TECHNOLOGY DEVELOPMENT CO., LTD, Beijing (CN)
PCT Filed Mar. 11, 2021, PCT No. PCT/CN2021/080158
§ 371(c)(1), (2) Date Sep. 2, 2022,
PCT Pub. No. WO2021/244093, PCT Pub. Date Dec. 9, 2021.
Claims priority of application No. 202010491042.5 (CN), filed on Jun. 2, 2020.
Prior Publication US 2023/0089712 A1, Mar. 23, 2023
Int. Cl. A61B 17/128 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/128 (2013.01) [A61B 2017/00367 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A scalp clip gun comprising a housing, a magazine, a propulsion mechanism, and a locking mechanism;
wherein a positioning protrusion is provided at a front end of the housing, a first end of the magazine is provided with a slot, the slot is cooperatively connected to the positioning protrusion, a positioning groove is provided at a rear end of the housing, a second end of the magazine is cooperatively connected with the positioning groove, the magazine is provided with an inner cavity that accommodates a plurality of scalp clips, both sides of the magazine are each provided with a latch, and a bottom portion is provided with an elongated slot; and
the propulsion mechanism comprises a trigger, a guide rail, a tension spring, a transmission rack and a driver; the transmission rack is arranged in the housing and is slidable horizontally relative to the housing, the transmission rack is provided with first transmission gears, a trigger buckle and a rear protrusion, a first end of the trigger is rotatably arranged in the trigger buckle, the driver is arranged at a rear end of the transmission rack, a lower side of the driver is provided with second transmission gears, the first transmission gears engage with the second transmission gears, the guide rail is arranged in a through-hole of the driver, the driver moves forward relative to the guide rail, a left side and a right side of the driver are each provided with a stopping protrusion, the both sides of the magazine are provided with a plurality of positioning openings, each of the stopping protrusions are arranged to clamp and connect with the plurality of positioning openings at the magazine, a top portion of the driver is provided with an elastic piece, the elastic piece is used to reset the upwardly forced driver to a position that the transmission rack engages with the driver when the transmission rack moves horizontally rearward; a tail end of the guide rail is fixed by means of the locking mechanism, an upper side and a lower side of the locking mechanism are provided with a first protrusion and a second protrusion that are respectively clampable with a first groove and a second groove at a tail end of the magazine; a first end of the tension spring is connected with the rear protrusion, and a second end of the tension spring is connected with a mounting column in the housing; the plurality of scalp clips are slidingly arranged on the guide rail.