Rapid-commutation ratchet handle
A ratchet handle and handle technology are applied in the field of tools and quick reversing ratchet handles, which can solve the problems of no reversing function and inconvenient operation for doctors, and achieve the effect of convenient operation.
Inactive Publication Date: 2012-01-25
SUZHOU XINRONG BEST MEDICAL INSTR
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Problems solved by technology
[0002] In clinical operations, especially orthopedic operations, doctors need to use handles to twist bolts, screws or nuts and other objects. Most of the handles currently used are fixed, and their structures include handle bodies, quick connectors connected to the handle bodies, etc. , this kind of handle does not have the function of reversing, which brings a lot of inconvenience to the doctor's operation
Method used
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[0019] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0020] Such as figure 1 , figure 2 , image 3 , Figure 6 , Figure 7 As shown, the described quick reversing ratchet handle includes: a handle body 5 and a wrench bar 3, the inner end of the wrench bar 3 is inserted into the handle body 5 and can rotate in the handle body 5, and the outer end of the wrench bar 3 is installed There is a quick joint 4; a ratchet 9 is fixedly installed on the wrench lever 3 through a flat key 10, and a positioning snap ring 7 for positioning the ratchet 9 is arranged on the wrench lever 3 at the inner end of the ratchet 9, and the ratchet 9 is located at the end of the handle body 5 In the installation chamber 8, a stage clip 11 and two ratchets 13 and 15 are also arranged in the installation chamber 8, the ratchet 13 is hinged on the handle body 5 through the connecting pin 12, an...
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The invention discloses a rapid-commutation ratchet handle in the field of medical devices, and the handle provided by the invention comprises a handle body and a wrench rod, wherein the inner end of the wrench rod is inserted into the handle body and can rotate in the handle body, and a quick connector is mounted at the outer end of the wrench rod; a ratchet is fixedly mounted on the wrench rod, the ratchet is positioned in a mounting cavity at the end part of the handle body, a pressure spring and two ratchet teeth are further arranged in the mounting cavity and the two ratchet teeth oppositely prop against the ratchet; and a turncap is movably clamped on the outer circumference of the end part of the handle body, two deflector rods which can respectively stir the two ratchet teeth are arranged in the turncap, and a positioning device capable of limiting the positions of the deflector rods is further arranged between the handle body and the turncap. The rapid-commutation ratchet handle has the beneficial effects of realizing the rapid commutation function and bringing great convenience to actual operation. The rapid-commutation ratchet handle is suitable for clinical operations and especially suitable for orthopedic operations.
Description
technical field [0001] The invention relates to a tool in the field of medical instruments, in particular to a quick reversing ratchet handle. Background technique [0002] In clinical operations, especially orthopedic operations, doctors need to use handles to twist bolts, screws or nuts and other objects. Most of the handles currently used are fixed, and their structures include handle bodies, quick connectors connected to the handle bodies, etc. , This handle does not have a reversing function, which brings a lot of inconvenience to the doctor's operation. Contents of the invention [0003] The purpose of the present invention is to provide a quick reversing ratchet handle with a quick reversing function. [0004] In order to achieve the above object, the present invention adopts the following technical solutions. [0005] The quick reversing ratchet handle includes: a handle body and a wrench rod, the inner end of the wrench rod is inserted into the handle body and c...
Claims
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IPC IPC(8): B25G1/00A61B17/92
Inventor 顾春平吴剑
Owner SUZHOU XINRONG BEST MEDICAL INSTR