CN208193130U - A kind of surgical retractor - Google Patents

Abstract

The utility model discloses a kind of surgical retractors, including fixed connecting plate, the upper surface center of the fixed connecting plate offers knob card slot, the top of the fixed connecting plate is rotatably connected to the first rotation axis, the top of first rotation axis is fixedly connected with adjustable snap-gauge, the adjustable snap-gauge includes cutter, first expansion plate and the second expansion plate, the cutter are fixedly connected on the top of the first expansion plate, first expansion plate is slidably connected at the upper surface center of the second expansion plate, the side end face perforation of the fixed connecting plate is connected with connection pillar, the upper surface of the connection pillar is threaded with the turning knob to match with knob card slot.The utility model can be efficiently used device and pull open to the wound of patient, to keep the surgical field of view of doctor more clear, while can also facilitate the operation of doctor by being equipped with drag hook main body, adjustable snap-gauge and adjusting main body.

Description

A kind of surgical retractor

Technical field

The utility model relates to the field of medical instrument technology, specially a kind of surgical retractor.

Background technique

Surgical retractor is doctor when performing the operation to patient, needs the operative incision using surgical retractor by patient It is sufficiently exposed to the surgical field of view of doctor, consequently facilitating the surgical procedure of doctor, but there are following for present surgical retractor Defect: one, most of present drag hook is all single drag hook, and this single structure cannot carry out the wound of patient comprehensive Fix and pull open, to hinder the surgical field of view of doctor, affect the process of operation, two, present surgical retractor not The spacing of drag hook can be adjusted, to limit the service performance of surgical retractor.

Utility model content

The purpose of this utility model is to provide a kind of surgical retractors, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of surgical retractor, including is fixedly connected Plate, the upper surface center of the fixed connecting plate offer knob card slot, the top rotation connection of the fixed connecting plate There is the first rotation axis, the top of first rotation axis is fixedly connected with adjustable snap-gauge, and the adjustable snap-gauge includes cutting Knife, the first expansion plate and the second expansion plate, the cutter are fixedly connected on the top of the first expansion plate, first expansion plate It is slidably connected at the upper surface center of the second expansion plate, the side end face perforation of the fixed connecting plate is connected with connection branch Column, the upper surface of the connection pillar are threaded with the turning knob to match with knob card slot, and the two of the connection pillar End slidably connects symmetrical linking arm, and the threaded one end of the linking arm is connected with drag hook main body, the drag hook main body Support bracket fastened one end is fixedly connected on including fixed drag hook, the second rotation axis, fixed bracket and telescopic shaft, the telescopic shaft Wall, second rotation axis are rotatably connected on support bracket fastened intracavity sidewall, and the fixed drag hook is equipped with six groups, and fixed drawing altogether Hook is uniformly equidistantly rotatably connected on the outer end face of the second rotation axis, and one end away from fixed connecting plate of the connection pillar is fixed It is connected with adjusting main body, the adjusting main body includes fixed cage plate, bolt, bolt card slot, fixed handle and connects cross bar, described Fixed cage plate is slidably socketed the outer end face in connection cross bar, and the bolt is threaded in the upper surface of fixed cage plate, described to insert Pin card slot is uniformly equidistantly provided with the upper surface of connection cross bar, and the connection cross bar is fixed with fixation away from one end of bolt card slot Handle.

Preferably, the bolt card slot is equipped with six groups altogether, and bolt card slot matches with bolt.

Preferably, the connection pillar sliding plug is in the inner cavity of fixed cage plate, and connection pillar is carried out with cross bar is connect It is fixedly connected.

Preferably, the support bracket fastened lower end surface is fixed with baffle, and baffle is fixedly connected under the second rotation axis End face.

Preferably, the drag hook main body is equipped with two groups altogether, and is symmetrically distributed in the two sides of adjustable snap-gauge.

Preferably, it is logical to offer the connection to match with connection pillar for the side end face center of the fixed connecting plate Hole.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model is equipped with drag hook main body, and drag hook body interior is equipped with fixed drag hook, the second rotation axis, fixed bracket And telescopic shaft, telescopic shaft can automatically adjust the length of drag hook main body, so that doctor be facilitated to carry out efficiently the wound of patient It stretches, fixed drag hook is equipped with six groups altogether, and fixed drag hook is uniformly equidistantly rotatably connected on the outer end face of the second rotation axis, this to set Meter can facilitate the comprehensive wound to patient of doctor to stretch, so that doctor be made to have clearer surgical field of view, facilitate The surgical procedure of doctor, the second rotation axis can be freely rotated to fixed drag hook is realized, thus the convenient fixed operation to doctor, Most of present drag hook of effective solution is all single drag hook, and this single structure cannot carry out full side to the wound of patient Position is fixed and is pulled open, thus the problem of hindering the surgical field of view of doctor, affecting the process of operation.

2, the utility model, which is equipped with, adjusts main body, adjusts body interior and is equipped with fixed cage plate, bolt, bolt card slot, fixation Handle and connection cross bar, fixed cage plate are slidably socketed the outer end face in connection cross bar, and this design can effectively improve device Stability, bolt card slot are uniformly equidistantly provided with the upper surface of connection cross bar, and bolt card slot is equipped with six groups, and bolt card slot altogether It matches with bolt, bolt can be plugged on inside bolt card slot by this design, thus easily and accurately long to the entirety of device Degree is adjusted, and the spacing of drag hook cannot be adjusted in the present surgical retractor of effective solution, to limit outer The problem of service performance of section's drag hook.

3, the utility model is equipped with adjustable snap-gauge and turning knob, stretches inside adjustable snap-gauge equipped with cutter, first Contracting plate and the second expansion plate, the first expansion plate and the second expansion plate can facilitate doctor to adjust the overall length that snap-gauge is adjusted, from And the operation of doctor is facilitated, cutter can facilitate doctor quickly to clear up some sundries of wound, to make to cure Raw surgical field of view is more clear, the effective solution convenient performance of existing device insufficient problem.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model drag hook main body；

Fig. 3 is the structural schematic diagram that snap-gauge is adjusted in the utility model；

Fig. 4 is the structural schematic diagram that the utility model adjusts main body.

In figure: 1- drag hook main body, 2- are adjusted snap-gauge, 3- linking arm, the first rotation axis of 4-, 5- and adjust main body, 6- rotation The fixed drag hook of knob, 7- knob card slot, 8- fixed connecting plate, 9- connection pillar, 10-, the second rotation axis of 11-, the fixed branch of 12- The fixed cage plate of frame, 13- telescopic shaft, 14- cutter, the first expansion plate of 15-, the second expansion plate of 16-, 17-, 18- bolt, 19- are inserted Pin card slot, 20- fixed handle, 21- connection cross bar.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of surgical retractor, including fixed connecting plate 8, the upper surface center of fixed connecting plate 8 offers knob card slot 7, and the top of fixed connecting plate 8 is rotatably connected to first Rotation axis 4, the top of the first rotation axis 4 are fixedly connected with adjustable snap-gauge 2, and adjustable snap-gauge 2 is stretched including cutter 14, first Contracting plate 15 and the second expansion plate 16, cutter 14 are fixedly connected on the top of the first expansion plate 15, and the sliding of the first expansion plate 15 connects It connects in the upper surface center of the second expansion plate 16, the side end face perforation of fixed connecting plate 8 is connected with connection pillar 9, connects The upper surface of pillar 9 is threaded with the turning knob 6 to match with knob card slot 7, and the both ends of connection pillar 9 slidably connect Symmetrical linking arm 3, the threaded one end of linking arm 3 are connected with drag hook main body 1, and drag hook main body 1 includes fixed drag hook 10, the Two rotation axis 11, fixed bracket 12 and telescopic shaft 13, telescopic shaft 13 are fixedly connected on one end side wall of fixed bracket 12, and second turn Moving axis 11 is rotatably connected on the intracavity sidewall of fixed bracket 12, and fixed drag hook 10 is equipped with six groups altogether, and fixed drag hook 10 is uniformly etc. Away from the outer end face for being rotatably connected on the second rotation axis 11, one end away from fixed connecting plate 8 of connection pillar 9 is fixedly connected with tune Main body 5 is saved, main body 5 is adjusted and includes fixed cage plate 17, bolt 18, bolt card slot 19, fixes handle 20 and connection cross bar 21, it is fixed Cage plate 17 is slidably socketed the outer end face in connection cross bar 21, and bolt 18 is threaded in the upper surface of fixed cage plate 17, bolt card Slot 19 is uniformly equidistantly provided with the upper surface of connection cross bar 21, and connection cross bar 21 is fixed with fixation away from one end of bolt card slot 19 Handle 20.

Bolt card slot 19 is equipped with six groups altogether, and bolt card slot 19 matches with bolt 18, and 9 sliding plug of connection pillar is solid Determine the inner cavity of cage plate 17, and connection pillar 9 is fixedly connected with cross bar 21 is connect, the lower end surface of fixed bracket 12 is fixed with gear Plate, and baffle is fixedly connected on the lower end surface of the second rotation axis 11, drag hook main body 1 is equipped with two groups altogether, and is symmetrically distributed in adjustable The two sides of snap-gauge 2 are saved, the side end face center of fixed connecting plate 8 offers the connection through-hole to match with connection pillar 9.

Working principle: if draw to the wound of patient, can first slide linking arm 3 on adjusting main body 5, It is plugged on the bolt card slot 19 of 21 upper ends by bolt 18, to carry out the length of accurate regulating device, after adjusting, leads to The entire length that telescopic shaft 13 adjusts drag hook main body 1 is crossed, then by the fixation drag hook 10 of 11 upper end of the second rotation axis to patient Wound carry out comprehensive fixation, to keep the operation visual angle of doctor more clear, the first expansion plate 15 and second is flexible Plate 16 can facilitate doctor to adjust the overall length of adjustable snap-gauge 2, to facilitate the operation of doctor, cutter 14 can facilitate doctor Some sundries of wound are quickly cleared up in life, to keep the surgical field of view of doctor more clear.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of surgical retractor, including fixed connecting plate (8), it is characterised in that: in the upper surface of the fixed connecting plate (8) Heart position offers knob card slot (7), and the top of the fixed connecting plate (8) is rotatably connected to the first rotation axis (4), and described The top of one rotation axis (4) is fixedly connected with adjustable snap-gauge (2), and the adjustable snap-gauge (2) includes cutter (14), first Expansion plate (15) and the second expansion plate (16), the cutter (14) are fixedly connected on the top of the first expansion plate (15), described First expansion plate (15) is slidably connected at the upper surface center of the second expansion plate (16), the side of the fixed connecting plate (8) End face perforation is connected with connection pillar (9), and the upper surface of the connection pillar (9) is threaded with to match with knob card slot (7) The both ends of suitable turning knob (6), the connection pillar (9) slidably connect symmetrical linking arm (3), the linking arm (3) threaded one end is connected with drag hook main body (1), and the drag hook main body (1) includes fixed drag hook (10), the second rotation axis (11), fixed bracket (12) and telescopic shaft (13), the telescopic shaft (13) are fixedly connected on one end side wall of fixed bracket (12), Second rotation axis (11) is rotatably connected on the intracavity sidewall of fixed bracket (12), and the fixed drag hook (10) is equipped with six altogether Group, and fixed drag hook (10) are uniformly equidistantly rotatably connected on the outer end face of the second rotation axis (11), the back of the connection pillar (9) One end from fixed connecting plate (8), which is fixedly connected with, adjusts main body (5), and the adjusting main body (5) includes fixed cage plate (17), inserts (18), bolt card slot (19), fixed handle (20) and connection cross bar (21) are sold, the fixed cage plate (17), which is slidably socketed, to be connected The outer end face of cross bar (21), the bolt (18) are threaded in the upper surface of fixed cage plate (17), the bolt card slot (19) It is uniformly equidistantly provided with the upper surface of connection cross bar (21), connection cross bar (21) is fixed away from the one end of bolt card slot (19) There are fixed handle (20).

2. a kind of surgical retractor according to claim 1, it is characterised in that: the bolt card slot (19) is equipped with six altogether Group, and bolt card slot (19) matches with bolt (18).

3. a kind of surgical retractor according to claim 1, it is characterised in that: connection pillar (9) sliding plug exists The inner cavity of fixed cage plate (17), and connection pillar (9) is fixedly connected with cross bar (21) is connect.

4. a kind of surgical retractor according to claim 1, it is characterised in that: the lower end surface of the fixed bracket (12) is solid Surely there is baffle, and baffle is fixedly connected on the lower end surface of the second rotation axis (11).

5. a kind of surgical retractor according to claim 1, it is characterised in that: the drag hook main body (1) is equipped with two groups altogether, And it is symmetrically distributed in the two sides of adjustable snap-gauge (2).

6. a kind of surgical retractor according to claim 1, it is characterised in that: the side end face of the fixed connecting plate (8) Center offers the connection through-hole to match with connection pillar (9).