CN215424835U

CN215424835U - Adjustable multi-angle retractor for orthopedics department

Info

Publication number: CN215424835U
Application number: CN202120147895.7U
Authority: CN
Inventors: 张恋
Original assignee: Jiangsu Ruipo Electrical Equipment Co ltd
Current assignee: Jiangsu Ruipo Electrical Equipment Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2022-01-07
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to the field of surgical instruments, in particular to an orthopedic adjustable multi-angle retractor, which comprises an operating table, wherein horizontal sliding strips are respectively fixedly arranged on two sides of the operating table, each horizontal sliding strip is provided with a retractor, each retractor comprises a sliding seat, a supporting rod, a first supporting arm, a second supporting arm, a two-axis adjusting mechanism and a traction claw, the supporting rod is arranged on one side of the sliding seat in a vertical state and can be lifted, the first supporting arm is arranged in a horizontal state, one end of the first supporting arm is in shaft connection with the upper half part of the supporting rod, the second supporting arm is arranged in a horizontal state, one end of the second supporting arm is in shaft connection with the free end of the first supporting arm, the two-axis adjusting mechanism is arranged at the free end of the second supporting arm, and the traction claw is arranged at the free end of the two-axis adjusting mechanism. Meanwhile, the volume is small, and the retractor has more advantages compared with the traditional retractor.

Description

Adjustable multi-angle retractor for orthopedics department

Technical Field

The utility model relates to the field of surgical instruments, in particular to an orthopedic adjustable multi-angle retractor.

Background

Retractors (also called as draw hooks) are used to retract tissue, expose the area to be operated, and are convenient for exploration and operation, and can be divided into two types, namely hand-held draw hooks and automatic draw hooks. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement. When the drag hook is used, the correct hook holding method and use method should be mastered, and saline gauze pad or wet treatment towel should be padded below the drag hook, especially when the abdominal cavity drag hook is used, attention should be paid. The dressing backing may help expose the surgical field, protecting surrounding organs and tissues from damage. When the hand-held draw hook is used, the drawing action should be gentle, the overexertion and the jerk are avoided, and the position of the draw hook is timely adjusted according to the intention of an operator and the operation process so as to achieve the optimal exposure.

The traditional operation retractor is mostly erected directly over the operation position of a patient by an annular structure, the size is relatively large, the structure is complex and complicated to adjust, and the degree of freedom is relatively poor, so that the novel retractor with higher adjustable degree of freedom is necessary to design.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an orthopedic adjustable multi-angle retractor, so that medical staff can more flexibly and conveniently pull a surgical wound.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a multi-angle retractor with adjustable orthopedics, including the operating table, the both sides of operating table are equallyd divide and are do not fixed horizontal draw bar that is provided with, all be provided with a retractor on every horizontal draw bar, every retractor is by the slide, the bracing piece, first support arm, the second support arm, diaxon adjustment mechanism and traction claw, the slide is connected with horizontal slide, the bracing piece is vertical state and can go up and down set up in one side of slide, first support arm is the first coupling of horizontality setting and its one end and bracing piece, the second support arm is the free end coupling of horizontality setting and its one end and first support arm, diaxon adjustment mechanism sets up in the free end of second support arm, traction claw sets up in diaxon adjustment mechanism's free end.

As an optimal scheme of the adjustable multi-angle retractor for orthopedics department, a T-shaped sliding groove used for being matched with a horizontal sliding strip is formed in one side of a sliding seat, a first locking handle is arranged on the other side of the sliding seat, and one end of the first locking handle horizontally penetrates through the sliding seat and is abutted against the horizontal sliding strip in the T-shaped sliding groove.

As an optimal scheme of the adjustable multi-angle retractor for orthopedics department, a fixture is fixedly arranged on the outer side of one end of a sliding seat, a cylindrical shaft sleeve for the supporting rod to penetrate through is arranged at one end of the fixture, the other end of the fixture is fixedly connected with the outer side of one end of the sliding seat, an adjustable gap for tightening the cylindrical shaft sleeve is arranged at one end of the fixture connected with the sliding seat, and a second locking handle for adjusting the size of the adjustable gap is arranged on the outer side of the fixture.

As an optimal scheme of the adjustable multi-angle retractor for orthopedics department, one end of the first supporting arm is sleeved on the upper half part of the supporting rod, a section of external thread is arranged on the upper half part of the supporting rod, two first locking knobs are arranged on the upper half part of the supporting rod and located above and below the first supporting arm respectively, and the two first locking knobs oppositely support the first supporting arm.

As an optimal scheme of the adjustable multi-angle retractor for orthopedics department, a threaded column which is vertically upward and used for the shaft connection of the second supporting arm is fixedly arranged at the free end of the first supporting arm, and a second locking knob which is tightly propped against the second supporting arm downwards is arranged at the upper end of the threaded column in a rotating mode.

As the optimal selection scheme of the adjustable multi-angle retractor for orthopedics department, two-axis adjusting mechanism comprises a connecting piece and a T-shaped seat, the two ends of the connecting piece are respectively provided with a first shaft hole and a second shaft hole, the axes of the first shaft hole and the second shaft hole are mutually perpendicular, the free end of a second supporting arm is fixedly provided with an elastic U-shaped shaft seat, the bottom of the elastic U-shaped shaft seat is provided with a vertical first connecting bolt which upwards penetrates through the elastic U-shaped shaft seat, the upper end of the first connecting bolt is rotatably provided with a third locking knob which downwards collides with the elastic U-shaped shaft seat, the connecting piece is sleeved on the first connecting bolt through the first shaft hole, and the T-shaped seat is connected with the second shaft hole in a shaft mode.

As an optimal scheme of the adjustable multi-angle retractor for orthopedics department, the T-shaped seat is connected with the second shaft hole through a second connecting bolt, the second connecting bolt horizontally penetrates through the T-shaped seat and the second shaft hole, a fourth locking knob used for abutting against the back side of the T-shaped seat is arranged on the second connecting bolt in a screwed mode, and the traction claw is fixedly arranged on one side of the free end of the T-shaped seat.

As an optimal scheme of the orthopedic adjustable multi-angle retractor, a limiting ring is movably embedded on the side wall of the T-shaped sliding groove, and one end of the second locking handle penetrates through the side wall of the sliding seat and is fixedly connected with the limiting ring.

The utility model has the beneficial effects that: the adjustable multi-angle retractor for orthopedics department has the advantages of simple structure, convenience and flexibility in use, higher degree of freedom and adjustable range, small size and better advantage compared with the traditional retractor.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic perspective view of the present invention in use.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 1.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 1.

Fig. 5 is an enlarged schematic view of the structure at C in fig. 2.

In the figure: 1-operating table; 2-horizontal sliding bar; 3-a slide seat; 4-a support bar; 5-a first support arm; 6-a second support arm; 7-two-axis adjustment mechanism; 8-a traction claw; 9-T type chute; 10-a first locking handle; 11-a fixture; 12-a cylindrical shaft sleeve; 13-adjustable gap; 14-a second locking handle; 15-external thread; 16-a first locking knob; 17-a threaded post; 18-a second locking knob; 19-a connector; a 20-T shaped seat; 21-a fourth locking knob; 23-elastic U-shaped shaft seats; 24-a first connecting bolt; 25-a third locking knob; 26-a second connecting peg; 27-a stop collar.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Referring to fig. 1 to 5 show an adjustable multi-angle retractor of orthopedics, including operating table 1, the both sides of operating table 1 are equallyd divide and are fixed respectively to be provided with horizontal draw 2, all be provided with a retractor on every horizontal draw 2, every retractor is by slide 3, bracing piece 4, first support arm 5, second support arm 6, diaxon adjustment mechanism 7 and drawing claw 8, slide 3 is connected with horizontal draw 2, bracing piece 4 is vertical state and can go up and down set up in one side of slide 3, first support arm 5 is the horizontality setting and its one end and the first half coupling of bracing piece 4, second support arm 6 is the horizontality setting and its one end and the free end coupling of first support arm 5, diaxon adjustment mechanism 7 sets up in the free end of second support arm 6, draw claw 8 to set up in the free end of diaxon adjustment mechanism 7. Operating table 1's both sides all are provided with the retractor, be used for retracting the wound from both sides, bracing piece 4 is used for the first support arm 5 of bearing, bracing piece 4 can carry out lift adjustment on a large scale on slide 3, first support arm 5 can carry out the lift fine setting of miniscope at the first half of bracing piece 4, through first support arm 5 and bracing piece 4 coupling,

second support arm

6 and 5 couplings of first support arm, draw claw 8 to pass through

diaxon adjustment mechanism

7 and 6 couplings of second support arm, realize drawing claw 8's multi-angle and adjust wantonly, thereby be convenient for from arbitrary angle position tractive wound.

A T-shaped sliding groove 9 used for being matched with the horizontal sliding strip 2 is formed in one side of the sliding seat 3, a first locking handle 10 is arranged on the other side of the sliding seat 3, and one end of the first locking handle 10 horizontally penetrates through the sliding seat 3 and is abutted against the horizontal sliding strip 2 in the T-shaped sliding groove 9. The lateral position of the support bar 4 on one side of the operating table 1 is adjusted by moving the slide 3 in translation on the horizontal slide 2, and the slide 3 is locked on one side of the operating table 1 by means of the first locking handle 10.

A fixture 11 is fixedly arranged on the outer side of one end of the sliding seat 3, a cylindrical shaft sleeve 12 for the supporting rod 4 to penetrate through is arranged at one end of the fixture 11, the other end of the fixture 11 is fixedly connected with the outer side of one end of the sliding seat 3, an adjustable gap 13 for tightening the cylindrical shaft sleeve 12 is formed in one end, connected with the sliding seat 3, of the fixture 11, and a second locking handle 14 for adjusting the size of the adjustable gap 13 is arranged on the outer side of the fixture 11. The support bar 4 can be moved up and down in the clamp 11 so that a large adjustment of the longitudinal position of the first support arm 5 can be carried out and the adjustable gap 13 is locked by screwing the second locking handle 14 so that the cylinder sleeve 12 and thus the support bar 4 is clamped.

One end of the first support arm 5 is sleeved on the upper half part of the support rod 4, the upper half part of the support rod 4 is provided with an external thread 15, the upper half part of the support rod 4 is provided with two first locking knobs 16, the two first locking knobs 16 are respectively positioned above and below the first support arm 5, and the two first locking knobs 16 oppositely support against the first support arm 5. The first support arm 5 can move up and down on the support rod 4, so that the longitudinal position can be adjusted, the first support arm 5 can be adjusted for the second time within the length range of the external thread 15, and the first support arm 5 is fastened at the position through the upper and lower first locking knobs 16 after the adjustment.

The free end of the first supporting arm 5 is fixedly provided with a vertical upward threaded column 17 for the shaft connection of the second supporting arm 6, and the upper end of the threaded column 17 is screwed with a second locking knob 18 which is tightly propped against the second supporting arm 6 downwards. The second support arm 6 can be adjusted in rotation angle around the threaded post 17, and after the adjustment is completed, the locking is completed by screwing the second locking knob 18.

Two-axis adjusting mechanism 7 includes connecting piece 19 and T type seat 20, the both ends of connecting piece 19 are provided with first shaft hole and second shaft hole respectively, the axis mutually perpendicular in first shaft hole and second shaft hole, the free end of second support arm 6 is fixed and is provided with an elasticity U type shaft seat 23, the bottom of elasticity U type shaft seat 23 is equipped with a vertical first connecting bolt 24 that upwards passes self, the upper end of first connecting bolt 24 is equipped with a third locking knob 25 of conflicting elasticity U type shaft seat 23 downwards soon, connecting piece 19 is located on first connecting bolt 24 through first shaft hole cover, T type seat 20 and second shaft hole hub connection. The connecting piece 19 performs a second fine adjustment of the horizontal rotation angle around the first connecting bolt 24 through the first shaft hole, and after the adjustment is completed, the elastic U-shaped shaft seat 23 is forced to clamp one end of the connecting piece 19 by screwing the third locking knob 25 and the first connecting bolt 24 together through the third locking knob 25.

The T-shaped seat 20 is connected with the second shaft hole through a second connecting bolt 26, the second connecting bolt 26 horizontally penetrates through the T-shaped seat 20 and the second shaft hole, a fourth locking knob 21 used for tightly abutting against the back side of the T-shaped seat 20 is screwed on the second connecting bolt 26, and the traction claw 8 is fixedly arranged on one side of the free end of the T-shaped seat 20. The T-shaped seat 20 can rotate around the second shaft hole through the second connecting bolt 26, so that the wound can be uncovered and pulled while adjusting the pitch angle of the pulling claw 8, and the adjustment is completed and then the locking is completed by screwing the fourth locking knob 21.

A limit ring 27 is movably embedded on the side wall of the T-shaped sliding chute 9, and one end of the second locking handle 14 penetrates through the side wall of the sliding seat 3 and is fixedly connected with the limit ring 27. The stop collar 27 is attached to the horizontal slide bar 2, so that the second locking handle 14 can only rotate, and the rotation of the second locking handle 14 drives the clamping tool 11 in threaded fit with the second locking handle to tighten the adjustable gap 13, so that the support rod 4 is clamped.

It should be understood that the above-described embodiments are merely preferred embodiments of the utility model and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the utility model as long as they do not depart from the spirit of the utility model. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. An orthopedic adjustable multi-angle retractor comprises an operating table (1), wherein horizontal sliding strips (2) are fixedly arranged on two sides of the operating table (1) respectively, and the orthopedic adjustable multi-angle retractor is characterized in that each horizontal sliding strip (2) is provided with a retractor, each retractor is composed of a sliding seat (3), a supporting rod (4), a first supporting arm (5), a second supporting arm (6), a two-axis adjusting mechanism (7) and a traction claw (8), the sliding seats (3) are connected with the horizontal sliding strips (2), the supporting rods (4) are arranged on one side of the sliding seats (3) in a vertical state and can be lifted, the first supporting arms (5) are arranged in a horizontal state, one ends of the first supporting arms (5) are in shaft connection with the upper half parts of the supporting rods (4), the second supporting arms (6) are arranged in a horizontal state, one ends of the second supporting arms are in shaft connection with free ends of the first supporting arms (5), and the two-axis adjusting mechanisms (7) are arranged at free ends of the second supporting arms (6), the traction claw (8) is arranged at the free end of the two-axis adjusting mechanism (7).

2. The adjustable multi-angle retractor for orthopedics department as claimed in claim 1, wherein one side of the sliding base (3) is provided with a T-shaped sliding groove (9) for matching with the horizontal sliding bar (2), the other side of the sliding base (3) is provided with a first locking handle (10), and one end of the first locking handle (10) horizontally penetrates through the sliding base (3) and is abutted against the horizontal sliding bar (2) in the T-shaped sliding groove (9).

3. The adjustable multi-angle retractor for orthopedics department as claimed in claim 2, wherein a fixture (11) is fixedly arranged on the outer side of one end of the sliding seat (3), a cylindrical shaft sleeve (12) for the supporting rod (4) to penetrate is arranged at one end of the fixture (11), the other end of the fixture (11) is fixedly connected with the outer side of one end of the sliding seat (3), an adjustable gap (13) for tightening the cylindrical shaft sleeve (12) is arranged at the end of the fixture (11) connected with the sliding seat (3), and a second locking handle (14) for adjusting the size of the adjustable gap (13) is arranged on the outer side of the fixture (11).

4. The adjustable multi-angle retractor for orthopedics department as claimed in claim 1, wherein one end of the first support arm (5) is sleeved on the upper half part of the support rod (4), the upper half part of the support rod (4) is provided with a section of external thread (15), the upper half part of the support rod (4) is provided with two first locking knobs (16), the two first locking knobs (16) are respectively positioned above and below the first support arm (5), and the two first locking knobs (16) oppositely abut against the first support arm (5).

5. The adjustable multi-angle retractor for orthopedics department as claimed in claim 1, wherein the free end of the first supporting arm (5) is fixedly provided with a vertical and upward threaded column (17) for the second supporting arm (6) to be coupled, and the upper end of the threaded column (17) is screwed with a second locking knob (18) which is pressed against the second supporting arm (6) downwards.

6. The adjustable multi-angle retractor for orthopedics department as claimed in claim 1, wherein the two-axis adjusting mechanism (7) comprises a connecting piece (19) and a T-shaped seat (20), the two ends of the connecting piece (19) are respectively provided with a first axis hole and a second axis hole, the axes of the first axis hole and the second axis hole are mutually perpendicular, the free end of the second supporting arm (6) is fixedly provided with an elastic U-shaped axis seat (23), the bottom of the elastic U-shaped axis seat (23) is provided with a first connecting bolt (24) which vertically and upwardly penetrates through the elastic U-shaped axis seat, the upper end of the first connecting bolt (24) is rotatably provided with a third locking knob (25) which downwardly abuts against the elastic U-shaped axis seat (23), the connecting piece (19) is sleeved on the first connecting bolt (24) through the first axis hole, and the T-shaped seat (20) is in axial connection with the second axis hole.

7. The adjustable multi-angle retractor for orthopedics department as claimed in claim 6, wherein the T-shaped seat (20) is connected with the second shaft hole through a second connecting bolt (26), the second connecting bolt (26) horizontally penetrates through the T-shaped seat (20) and the second shaft hole, a fourth locking knob (21) for abutting against the back side of the T-shaped seat (20) is screwed on the second connecting bolt (26), and the traction claw (8) is fixedly arranged on one side of the free end of the T-shaped seat (20).

8. The adjustable multi-angle retractor for orthopedics department as claimed in claim 3, wherein a limit ring (27) is movably embedded on the side wall of the T-shaped chute (9), and one end of the second locking handle (14) passes through the side wall of the sliding seat (3) and is fixedly connected with the limit ring (27).