CN211534733U

CN211534733U - Orthopedics struts restorer

Info

Publication number: CN211534733U
Application number: CN201920744411.XU
Authority: CN
Inventors: 杨栋
Original assignee: Liyang Peoples Hospital
Current assignee: Liyang Peoples Hospital
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-09-22
Anticipated expiration: 2029-05-22

Abstract

The utility model belongs to the technical field of surgical instruments, concretely relates to orthopedics props out restorer, including the forearm that can strut or fold of the supporting mechanism, the supporting mechanism front end at middle part, the handle of supporting mechanism rear end control supporting mechanism, supporting mechanism include the articulated fulcrum between two supporting arms, the fulcrum realizes that the range that the forearm propped out is adjustable with two supporting arm swing joint, supporting mechanism's front end can be dismantled with the forearm rear end and be connected, supporting mechanism's rear end can be dismantled with the handle front end and be connected, the forearm front end be equipped with the anastomotic cowl of orthopedics screw rear portion structure, baffle and forearm front end swing joint, the inside and outside both sides of forearm front end are equipped with the baffle groove that holds the baffle and make the baffle opening towards inboard or the outside, do not skid with the cooperation of orthopedics bolt, performance is good, makes the improvement operation success rate.

Description

Orthopedics struts restorer

Technical Field

The utility model belongs to the technical field of surgical instruments, concretely relates to orthopedics struts restorer.

Background

In surgical operations, surgical instruments have a decisive influence on the operation. The surgical instruments are various, for example, in the spine surgery of the orthopedic surgery, the distraction of the lumbar intervertebral is very critical to the spine surgery, so that the proper distraction of the lumbar intervertebral is one of the key factors for determining success or failure in the current orthopedic spine surgery. The spreader is the apparatus that is used for strutting skeleton or incision department, under many conditions, the spreader front end can not direct and skeleton contact, perhaps be not convenient for direct and skeleton contact struts the operation, need put the orthopedics screw on the skeleton, effect through the spreader and realize strutting on the orthopedics screw, because the rear end of orthopedics screw is cylindrical or cambered surface structure, current spreader in with the contact of orthopedics screw, very easy skidding, lead to the operation very inconvenient, cause secondary damage easily, influence performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned defect, provide an orthopedics struts restorer, not skid with the cooperation of orthopedics bolt, performance is good, makes to improve the operation success rate.

The utility model provides a technical scheme that its technical problem adopted as follows:

the utility model provides an orthopedics struts restorer, includes that the forearm, the handle of supporting mechanism rear end control supporting mechanism that strutting or fold of supporting mechanism, the supporting mechanism front end at middle part can strut, the supporting mechanism include the articulated fulcrum between two support arms, the fulcrum is adjustable with two support arm swing joint realization forearm's range of strutting, the front end and the forearm rear end of supporting mechanism can be dismantled and be connected, the rear end and the handle front end of supporting mechanism can be dismantled and be connected, the forearm front end be equipped with the anastomotic cowl of orthopedics screw rear portion structure, baffle and forearm front end swing joint, the inside and outside both sides of forearm front end are equipped with the baffle groove that holds the baffle and make the baffle opening towards inboard or outside.

Furthermore, the preceding terminal surface of baffle be equipped with the fore-and-aft anti-skidding line of multichannel, the back of baffle be equipped with forearm front end articulated arch, two baffle grooves about forearm front end with protruding articulated department symmetry set up, baffle groove cell wall is equipped with the silica gel layer.

Furthermore, the surface of the anti-skid veins is provided with an anti-skid layer.

Furthermore, the supporting arm is provided with a sliding groove which is arranged along the length direction of the supporting arm, the outer side of the supporting point is embedded in the sliding groove and is in sliding fit with the sliding groove, and the inner walls of the two supporting points which are close to each other are hinged through a hinged bulge.

Furthermore, the outer wall of the support arm is provided with a locking groove communicated with the sliding groove corresponding to the sliding groove, a locking screw is arranged in the locking groove, the front end of the locking screw penetrates through the locking groove to be in threaded fit with the fulcrum, and the rear end of the locking screw is pressed on the outer wall surface of the support arm to realize the positioning of the fulcrum on the support arm.

Further, the forearm rear end be equipped with the first connection arch that can insert the support arm front end, first connection arch is helical structure, the support arm front end be equipped with a connecting groove, be equipped with a spiral helicine second that can realize the interlocking with the protruding structure cooperation of first connection in the connecting groove and connect protrudingly, the handle front end can dismantle with the support arm rear end through connecting screw and be connected.

Further, the front end of the first connecting projection is larger than the rear end.

Further, the forearm is of an arc structure.

The utility model has the advantages that: adopt above-mentioned scheme, this apparatus is stable with the cooperation degree of orthopedics screw, avoids appearing the phenomenon of skidding, and the convenience of operation is strong, makes the success rate that improves the operation, avoids secondary damage, can regard as the spreader to use, also can regard as to fold the restorer and use, and the fulcrum position is adjustable, and the range of strutting of forearm is adjustable, and the practicality of this apparatus improves greatly.

Drawings

The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a partial cross-sectional structure of a connection portion of a forearm and a support arm according to an embodiment of the present invention.

Fig. 3 is a schematic view of a partial cross-sectional structure of a baffle according to an embodiment of the present invention.

Fig. 4 is a schematic view of a partial cross-sectional structure of a baffle according to an embodiment of the present invention.

Wherein: 1 is the forearm, 11 is the baffle groove, 12 is the silica gel layer, 13 is first connection arch, 2 is the handle, 3 is the support arm, 31 is the spout, 32 is the locking groove, 33 is locking screw, 34 is the second connection arch, 35 is the connecting groove, 4 is the fulcrum, 5 is the baffle, 51 is anti-skidding line, 52 is the skid resistant course.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, an orthopedic distraction repositor comprises a supporting mechanism at the middle part, a front arm 1 at the front end of the supporting mechanism which can be distracted or folded, a handle 2 for controlling the supporting mechanism at the rear end of the supporting mechanism, and a supporting mechanism 2 for controlling the supporting mechanism to open and close the front arm 1 to perform the operation of distracting and folding the bones, specifically, the supporting mechanism comprises two supporting arms 3 and supporting points 4 on the supporting arms 3, the two supporting points 4 are hinged at the inner sides of the two supporting arms 3 to form hinged supporting points, the hinged supporting points 4 are arranged between the two supporting arms 3, the distraction range of the front arm 1 can be adjusted by movably connecting the supporting points 4 with the two supporting arms 3, an arc baffle 5 which is inosculated with the rear structure of an orthopedic screw is arranged at the front end of the front arm 1, a bulge which is hinged with the front end of the front arm 1 or connected with the front end of the front arm 1 through a pin shaft is arranged at the back, the opening of the baffle 5 can be towards the inner side or the outer side, the structure can avoid the interference of the forearms on the adjustment of the baffle orientation, the forearms 1 are of arc structures, the arc structures can enlarge the space range between the forearms, so that other bones or muscle tissues can be conveniently bypassed, the smooth operation can be conveniently carried out, referring to fig. 3, baffle grooves 11 for accommodating the baffle 5 are arranged on the inner side and the outer side of the front end of the forearms 1, the groove walls of the baffle grooves 11 are provided with silica gel layers 12, the baffle grooves 11 are used for accommodating the baffle 5, the front end structure of the forearms is compact, the stability of the baffle 5 is promoted to be kept, the baffle 5 has two states, namely, the opening is inward, the opening is outward, when the opening is outward, the function of the instrument is used as a spreader, the files 5 are turned outwards by taking the bulge part as the axial direction, referring to fig. 4, the inner wall of the arc baffle 5 is, the arc-shaped opening is matched with the rear part of the orthopedic screw to limit the orthopedic screw, the orthopedic screw is effectively kept in the baffle plate, the orthopedic screw is prevented from sliding out, the expanding stability is greatly improved, the operation success rate is improved, secondary damage is avoided, the longitudinal anti-slip lines 51 provide large friction force, the anti-slip layer strengthens the friction force again, slipping between the front end of the forearm and the orthopedic screw in the expanding operation is effectively avoided, the baffle plate has flexible adjustability, in the expanding process, the angle of the baffle plate can be adaptively adjusted along with the expanding degree, the baffle plate groove 11 is an arc-shaped groove, when the expanding degree is maximum, the baffle plate is attached to the baffle plate groove, the orthopedic screw is effectively kept in the baffle plate, the radius of the arc-shaped groove is larger than that of the baffle plate, the radian of the arc-shaped groove is larger than that of the baffle plate, after the expanding is in place, the outer end of the baffle plate is positioned at the outer, the orthopedic screw sliding out is avoided, the safety of the operation is effectively improved, the opening of the baffle 5 is inward, the orthopedic screw folding resetting instrument has the functions of folding resetting, the inward baffle limits the orthopedic screw to fold and reset the unfolded skeleton, the baffle prevents the orthopedic screw from sliding out, the operation safety is improved, the inner baffle groove 51 and the outer baffle groove 51 are symmetrical in arrangement position and consistent in structure, the baffle has the effects of self-adaptive adjustment, safety and self-locking in the process of exerting the limiting effect, and the safety of the operation is improved.

The fulcrum 4 is provided with a connecting end movably connected with the supporting arm 3, one end of the fulcrum close to each other is hinged with the arc structure, the connecting end is movably connected with the supporting arm 3, the corresponding supporting arm 3 is provided with a sliding groove 31 along the length direction thereof, part of the structural body of the connecting end is embedded in the sliding groove 31 and is in sliding fit with the sliding groove 31, the outer side wall of the supporting arm 3 is provided with a locking groove 32 communicated with the sliding groove 31, the locking groove 32 is provided with a locking screw 33, the front end of the locking screw 33 passes through the locking groove 32 and is in threaded fit with the fulcrum 4, the rear end of the locking screw 33 is pressed on the outer wall surface of the supporting arm 3 to realize the positioning of the fulcrum 4 on the supporting arm 3, through adjusting the different positions of the return current 4 on the supporting arm 3, the position of the change fulcrum realizes the adjustment of the spreading amplitude of the forearm, realizes the control of the spreading amplitude of the forearm, and improves the flexibility and the use performance of the instrument.

The front end of the supporting mechanism is detachably connected with the rear end of the forearm 1, the rear end of the supporting mechanism is detachably connected with the front end of the handle 3 through a connecting screw, the front and the rear can be detachably connected, the forearm, the handle and the supporting mechanism with different structures can be replaced, the instrument is a combined splicing structure, the service performance of the instrument is improved, the universality is good, in particular, referring to fig. 2, the rear end of the forearm 1 is provided with a first connecting bulge 13 which can be inserted into the front end of the supporting arm 3, the first connecting bulge 13 is of a spiral structure, the front end of the supporting arm 3 is provided with a connecting groove 35, a spiral second connecting bulge 34 which can be matched with the first connecting bulge 13 in structure to realize interlocking is arranged in the connecting groove 35, when in connection, the forearm 1 is inserted into the connecting groove 35 in a rotating mode, the spiral structures of the first connecting bulge 13 and the second connecting bulge 34 are connected in a connecting mode, and the first connecting bulge 13, simple structure, the operation is convenient, first connection is protruding 13, the front end of second connection protrusion 34 is slightly bigger, self-locking ability has after connecting, realize effectual connection, forearm embedding spread groove 35, by first connection protrusion 11, the locking is connected to the second, embedded structure cooperation is connected bellied auto-lock, realize the high-speed joint locking, locking is reliable, facility promptly, and convenient to use, the handle front end, the support arm rear end is equipped with the stair structure of mutually supporting, the stair structure department is through connecting screw connection, the handle rear portion is equipped with the locking lever, an angle that is used for locking after strutting struts and struts.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the techniques of the present invention are substantially any simple modification and equivalent changes to the above embodiments, all falling within the protection scope of the present invention.

Claims

1. The utility model provides an orthopedics struts restorer, includes that the forearm, the handle of supporting mechanism rear end control supporting mechanism that the supporting mechanism front end at middle part can strut or fold, its characterized in that:

the supporting mechanism comprises two supporting arms and a hinged fulcrum between the two supporting arms, the fulcrum is movably connected with the two supporting arms to realize that the spreading range of the front arm is adjustable, the front end of the supporting mechanism is detachably connected with the rear end of the front arm, the rear end of the supporting mechanism is detachably connected with the front end of the handle,

the front end of the forearm is provided with an arc-shaped baffle plate which is inosculated with the rear structure of the orthopedic screw, the baffle plate is movably connected with the front end of the forearm, and baffle plate grooves which are used for accommodating the baffle plate and enabling the opening of the baffle plate to face the inner side or the outer side are arranged at the inner side and the outer side of the front end of the forearm.

2. An orthopedic distraction reducer according to claim 1, wherein: the front end face of the baffle is provided with a plurality of longitudinal anti-skid lines, the back of the baffle is provided with a protrusion hinged with the front end of the forearm, the two baffle grooves are symmetrically arranged at the hinged position of the front end of the forearm and the protrusion, and the groove wall of each baffle groove is provided with a silica gel layer.

3. An orthopedic distraction reducer according to claim 2, wherein: the surface of the anti-skid veins is provided with an anti-skid layer.

4. An orthopedic distraction reducer according to claim 1, wherein: the supporting arm is provided with a sliding groove which is arranged along the length direction of the supporting arm, the outer side of the supporting point is embedded in the sliding groove and is in sliding fit with the sliding groove, and the inner walls of the two supporting points which are close to each other are hinged through a hinge bulge.

5. An orthopedic distraction reducer according to claim 4, wherein: the outer wall of the support arm is provided with a locking groove communicated with the sliding groove corresponding to the sliding groove, the locking groove is provided with a locking screw, the front end of the locking screw penetrates through the locking groove to be in threaded fit with the fulcrum, and the rear end of the locking screw is pressed on the outer wall surface of the support arm to realize the positioning of the fulcrum on the support arm.

6. An orthopedic distraction reducer according to claim 1, wherein: forearm rear end be equipped with the first connection arch that can insert the support arm front end, first connection arch be helical structure, the support arm front end be equipped with a connecting groove, be equipped with a spiral helicine second that can realize the interlocking with the protruding structure cooperation of first connection in the connecting groove and connect protrudingly, the handle front end can dismantle with the support arm rear end through connecting screw and be connected.

7. An orthopedic distraction reducer according to claim 6, wherein: the front end of the first connecting bulge is larger than the rear end.

8. An orthopedic distraction reducer according to claim 1, wherein: the forearm is of an arc structure.