CN207445029U - A kind of Medical orthopaedic nail extractor - Google Patents

A kind of Medical orthopaedic nail extractor Download PDF

Info

Publication number
CN207445029U
CN207445029U CN201720360371.XU CN201720360371U CN207445029U CN 207445029 U CN207445029 U CN 207445029U CN 201720360371 U CN201720360371 U CN 201720360371U CN 207445029 U CN207445029 U CN 207445029U
Authority
CN
China
Prior art keywords
sleeve
fixed column
rotation axis
locking nut
utility
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720360371.XU
Other languages
Chinese (zh)
Inventor
石辉
李健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201720360371.XU priority Critical patent/CN207445029U/en
Application granted granted Critical
Publication of CN207445029U publication Critical patent/CN207445029U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of Medical orthopaedic nail extractors, include handle, rotation axis, fixed column, sleeve and locking nut;The handle is fixedly connected with the top of rotation axis, the bottom of the rotation axis is fixedly connected with one end of fixed column, the other end of the fixed column is provided with internal thread, opening is vertically arranged on the side of the sleeve, the outside of the sleeve is provided with external screw thread, one end of the sleeve and the other end of fixed column are connected through a screw thread, and the outside of the sleeve is connected with locking nut;The utility model is simple in structure, design is reasonable, by sleeve and locking nut convenient for the screw at easily taking-up fracture site, fracture site is avoided to damage, reduces the pain of patient, sleeve is threadedly coupled with fixed column, if sleeve is worn, sleeve can be replaced at any time, reduces cost, improve economic benefits.

Description

A kind of Medical orthopaedic nail extractor
Technical field
The utility model relates to the field of medical instrument technology, specifically a kind of Medical orthopaedic nail extractor.
Background technology
So-called fracture is exactly that the structure of head of phalanx or bone is broken completely or partially as its name suggests.
Fracture is a kind of common injury, and the case of surgical menopause is much millions of due to fracture every year in the whole world, interior solid Surely it is by after the reduction of the fracture, fracture site is connected by steel plate and screw, screw is after human body is implanted into, it may occur that environment Medium reacts and alternate stress reaction, and great pain is brought to patient, so needing to be drawn off in some specific period.
The current nail method that takes is:Metal extending part strength is clamped with pliers to rotate, and so usually damages adjacent tissue, Or fracture site is made to damage again, bring bigger painful to patient.
Utility model content
The purpose of this utility model is that the defects of for the prior art and deficiency, provide a kind of Medical orthopaedic and take nail Device, simple in structure, design is reasonable, by sleeve and locking nut convenient for easily taking out the screw at fracture site, avoids fracturing Site tissue damage reduces the pain of patient.
To achieve the above object, the technical solution adopted in the utility model is:A kind of Medical orthopaedic nail extractor, includes hand Handle, rotation axis, fixed column, sleeve and locking nut;The handle is fixedly connected with the top of rotation axis, the bottom of the rotation axis Portion is fixedly connected with one end of fixed column, and the other end of the fixed column is provided with internal thread, vertical on the side of the sleeve Opening is provided with, the outside of the sleeve is provided with external screw thread, and one end of the sleeve and the other end of fixed column pass through screw thread Connection, the outside of the sleeve is connected with locking nut.
The beneficial effects of the utility model are:Simple in structure, design is reasonable, is convenient for easily taking by sleeve and locking nut Going out the screw at fracture site, fracture site is avoided to damage, reduce the pain of patient, sleeve is threadedly coupled with fixed column, if Sleeve is worn, and can replace sleeve at any time, reduces cost, improves economic benefits.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the utility model;
1. handles, 2. rotation axis, 3. fixed columns, 4. sleeves, 5. locking nuts, 6. openings in figure.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and specifically The utility model is further elaborated in embodiment.It should be appreciated that the specific embodiments described herein are only used To explain the utility model, it is not used to limit the utility model.
Referring to Fig. 1, present embodiment uses following technical scheme:A kind of Medical orthopaedic nail extractor, comprising handle 1, Rotation axis 2, fixed column 3, sleeve 4 and locking nut 5.
The handle 1 is fixedly connected with the top of rotation axis 2, and the bottom and one end of fixed column 3 of the rotation axis 2 are fixed Connection, the other end of the fixed column 3 are provided with internal thread, opening 6, the set are vertically arranged on the side of the sleeve 4 The outside of cylinder 4 is provided with external screw thread, and one end of the sleeve 4 and the other end of fixed column 3 are connected through a screw thread, the sleeve 4 Outside be connected with locking nut 5.
The operation principle of present embodiment:In use, holding handle 1 with hand, sleeve 4 is placed into bone and screw Place by rotating locking nut 5, makes sleeve 4 be inserted between screw and bone, and by 4 pinching screw of sleeve, rotational handle 1 is incited somebody to action Screw is back-outed.
The advantages of present embodiment:Simple in structure, design is reasonable, by sleeve and locking nut convenient for easily taking-up Screw at fracture site, avoids fracture site from damaging, and reduces the pain of patient, and sleeve is threadedly coupled with fixed column, if set Cylinder is worn, and can replace sleeve at any time, reduces cost, improves economic benefits.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that will fall containing in the equivalent requirements of the claims All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.
Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should Using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (1)

1. a kind of Medical orthopaedic nail extractor, it is characterised in that:Include handle, rotation axis, fixed column, sleeve and locking nut;Institute It states handle to be fixedly connected with the top of rotation axis, the bottom of the rotation axis is fixedly connected with one end of fixed column, the fixation The other end of column is provided with internal thread, and opening is vertically arranged on the side of the sleeve, and the outside of the sleeve is provided with outside Screw thread, one end of the sleeve and the other end of fixed column are connected through a screw thread, and the outside of the sleeve is connected with locking nut.
CN201720360371.XU 2017-04-07 2017-04-07 A kind of Medical orthopaedic nail extractor Expired - Fee Related CN207445029U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720360371.XU CN207445029U (en) 2017-04-07 2017-04-07 A kind of Medical orthopaedic nail extractor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720360371.XU CN207445029U (en) 2017-04-07 2017-04-07 A kind of Medical orthopaedic nail extractor

Publications (1)

Publication Number Publication Date
CN207445029U true CN207445029U (en) 2018-06-05

Family

ID=62246921

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720360371.XU Expired - Fee Related CN207445029U (en) 2017-04-07 2017-04-07 A kind of Medical orthopaedic nail extractor

Country Status (1)

Country Link
CN (1) CN207445029U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109431592A (en) * 2018-12-03 2019-03-08 廖良新 A kind of orthopedic broken screw withdrawing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109431592A (en) * 2018-12-03 2019-03-08 廖良新 A kind of orthopedic broken screw withdrawing device

Similar Documents

Publication Publication Date Title
CN201798810U (en) Special maxillary sinus bottom lifting mechanism for tooth-planting tooth
CN201542737U (en) Screw extraction screwdriver with upper clamping device and lower clamping device for orthopaedics
CN207445029U (en) A kind of Medical orthopaedic nail extractor
CN202776530U (en) Confrontation wrench
CN206482649U (en) A kind of fracture reduction fixing clamp
CN204931828U (en) A kind of way of escape spinal fixation system
CN101229076B (en) Fracture reverser
CN203815572U (en) Orthopedics screw taking device allowing screws to be taken out easily
CN203749562U (en) Sleeve type orthopedic nail taking device
CN213552268U (en) Screw taking-out clamping forceps for orthopedic surgery
CN107693106B (en) Orthopedics broken nail remove device
CN105662573A (en) Memory alloy embracing type clavicle connector extractor
CN205251676U (en) Novel nail is got to orthopedics device
CN210811475U (en) Special half-thread hollow screw extracting tool for assisting orthopedics department
CN202960731U (en) Combined locking screw for bone fracture plate and bone fracture plate system comprising same
CN203153839U (en) Multi-line-hole anchor nail used for soft tissue restoration and fixation
CN202589642U (en) Broken vertebral pedicle nail extractor
CN201617904U (en) Operating forceps for removing blood stasis in nails
CN201701295U (en) Orthopedic screw taking device
CN201537129U (en) Broken nail extracting device
CN202146361U (en) Medical orthopaedic nail extractor
CN202086566U (en) Bone setting screw capable of connecting with steel wire
CN103876810A (en) Medical femoral head taking device
CN202313675U (en) Temporary fixer for diaphyseal fracture of lower limb
CN211862937U (en) Multifunctional orthopedic external fixation support

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180605

Termination date: 20200407

CF01 Termination of patent right due to non-payment of annual fee