CN213525299U

CN213525299U - Operation retractor for thoracic surgery

Info

Publication number: CN213525299U
Application number: CN202022583045.XU
Authority: CN
Inventors: 田霞; 王明艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-06-25
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses an operation drag hook for thoracic surgery, which belongs to the technical field of operation drag hooks. A surgical retractor for thoracic surgery comprises a supporting frame; and a hook member slidably connected to the support frame; the support frame comprises at least four connecting rods and at least four adapters, and the four connecting rods and the four adapters can be connected into a whole to form a closed rod body; the pull hook piece can freely slide on the rod body; when the opening of operation is great, needs a plurality of drag hooks to carry out the tractive, then makes the support frame grow through increasing several connecting rods to it is higher to place a plurality of hook pieces and carry out the tractive flexibility, can change the size and the shape of support frame according to the difference of service condition.

Description

Operation retractor for thoracic surgery

Technical Field

The utility model relates to a surgical retractor technical field especially relates to a surgical retractor for thoracic surgery.

Background

During the course of thoracic surgical procedures, the skin, subcutaneous tissue, muscle layers are cut and the procedure is completed through a narrow intercostal space into the thoracic cavity. At present, when thoracic surgery is performed, the intercostal space is usually manually pulled and expanded by medical staff, and the operation has the defects that: 1. the number of workers is large, time and labor are wasted, the labor intensity of medical staff is high, and the working difficulty is high;

in the prior art, the application number is CN201520253192.7, and the publication date is 2015-09-02, which discloses an operation draw hook for thoracic surgery, comprising an upper transverse frame, a lower transverse frame, a left longitudinal frame, a right longitudinal frame and a left draw hook; the working principle is that the angles of the two hook plates are well adjusted and locked by a first nut and a second nut; then, two adjacent ribs are hooked by the two drag hook plates respectively; pulling handles on the outer sides of the two longitudinal frames, and pulling the handles in opposite directions along the strip-shaped holes of the two transverse frames; although the technical scheme can solve the problem of replacing manual traction, the operation is too complicated, the traction position is relatively single, the traction position cannot be changed, and the scheme cannot provide the most effective help when the opening is large and a plurality of parts need to be expanded outwards, so that the thoracic surgery operation retractor is provided for solving the defects.

Disclosure of Invention

The utility model aims at solving the problems that the prior drag hook is complex to operate and can not carry out traction on a plurality of parts, and providing an operation drag hook for thoracic surgery.

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

a surgical retractor for thoracic surgery comprises a supporting frame; and a hook member slidably connected to the support frame; the support frame comprises at least four connecting rods and at least four adapters, and the four connecting rods and the four adapters can be connected into a whole to form a closed rod body; the hook piece can freely slide on the rod body.

Preferably, one end of the connecting rod is fixedly connected with a first inserting rod, and the other end of the connecting rod is provided with a first inserting hole; one end of the adapter is fixedly connected with a second inserted link, and the other end of the adapter is provided with a second jack; the first insertion rod and the second insertion rod are provided with external threads, and internal threads are formed in the first insertion hole and the second insertion hole.

Preferably, the pull hook piece comprises a sliding sleeve and a fixing block integrally formed with the sliding sleeve; the pull rod is connected to the fixed block in a sliding manner; the pull rod is fixedly connected with the pull rod; and a driving part for driving the pull rod to move and fix.

Preferably, the driving part comprises a rotating shaft, a gear and a turntable; the gear and the rotary table are fixedly connected to the rotary shaft, a first through groove and a second through groove are formed in the fixed block, the gear rotates in the first through groove, the pull rod can slide in the second through groove in a reciprocating mode, and gear teeth meshed with the gear are fixedly connected to the upper end of the pull rod; the rotating shaft is connected with the rotating shaft through a rotating shaft, and the rotating shaft is connected with the rotating shaft through a rotating shaft.

Preferably, the limiting part comprises a ratchet wheel fixedly connected to the rotating shaft, the side wall of the fixed block is rotatably connected with ratchet teeth matched with the ratchet wheel, a baffle is fixedly connected to the side wall of the fixed block, and a tension spring is connected between the baffle and the ratchet teeth.

Compared with the prior art, the utility model provides a thoracic surgery is with operation drag hook possesses following beneficial effect:

when an opening of an operation is large and a plurality of drag hooks are needed to be dragged, the support frame is enlarged by adding a plurality of connecting rods, so that a plurality of drag hook pieces are placed for dragging, the connecting rods and the adapters are connected together by screwing the connecting rods on two sides with the adapters, at the moment, the drag hook pieces are firstly sleeved, specifically, a first inserted rod on the connecting rods enters a second jack of the adapter in a spiral mode, so that the spiral connection is realized, then, when a new connecting rod is taken to be positioned between the two adapters, the adapters at two ends of the new connecting rod are locked synchronously by synchronous rotation, when the drag hook pieces work specifically, the hook pieces are clamped into the operation opening of a patient, then, the rotating shaft is driven to rotate by rotating the rotating disc, then, the rotating shaft drives the gear to rotate in the first through groove, and then the drag rod is driven to move by the gear teeth meshed with, when the rotating shaft rotates, the ratchet on the fixing block limits the ratchet on the rotating shaft, and the effect of automatic fixing is achieved by preventing rotation.

Drawings

Fig. 1 is a first schematic structural view of a thoracic surgical retractor of the present invention;

fig. 2 is a schematic structural view of a second surgical retractor for thoracic surgery of the present invention;

FIG. 3 is a first drawing member of the surgical retractor for thoracic surgery of the present invention;

fig. 4 is a second schematic structural view of a retractor member of the surgical retractor for thoracic surgery of the present invention;

FIG. 5 is a schematic view of the portion A of the surgical retractor for thoracic surgery of the present invention shown in FIG. 3;

fig. 6 is a first schematic structural view of a surgical retractor support frame for thoracic surgery of the present invention;

fig. 7 is a schematic structural view of a second surgical retractor support frame for thoracic surgery of the present invention.

In the figure: 1. a support frame; 101. a connecting rod; 1011. a first plunger; 1012. a first jack; 102. an adapter; 1021. a second plunger; 1022. a second jack; 2. pulling the hook piece; 201. a sliding sleeve; 202. a fixed block; 203. a gear; 204. a pull rod; 2041. gear teeth; 205. a hook is clamped; 206. a turntable; 207. a rotating shaft; 2071. a ratchet wheel; 208. a first through groove; 209. a second through groove; 210. a ratchet; 211. a baffle plate; 212. a tension spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 7, a surgical retractor for thoracic surgery comprises a supporting frame 1; and a hook member 2 connected to the support frame 1 in a sliding manner; the support frame 1 comprises at least four connecting rods 101 and at least four adapters 102, and the four connecting rods 101 and the four adapters 102 can be connected into an integrally-formed closed rod body; the hook member 2 can slide freely on the rod body.

One end of the connecting rod 101 is fixedly connected with a first inserting rod 1012, and the other end is provided with a first inserting hole 1011; one end of the adapter 102 is fixedly connected with a second inserting rod 1022, and the other end is provided with a second jack 1021; wherein, the first inserting rod 1012 and the second inserting rod 1022 are both provided with external threads, and the first inserting hole 1011 and the second inserting hole 1021 are both provided with internal threads.

The hook piece 2 comprises a sliding sleeve 201 and a fixed block 202 integrally formed with the sliding sleeve 201; the pull rod 204 is connected to the fixed block 202 in a sliding mode; the pull rod also comprises a clamping hook 205 fixedly connected to the pull rod 204; and a driving part for driving the pull rod 204 to move and fix.

The driving part comprises a rotating shaft 207, a gear 203 and a turntable 206; the gear 203 and the turntable 206 are fixedly connected to the rotating shaft 207, the fixed block 202 is provided with a first through groove 208 and a second through groove 209, the gear 203 rotates in the first through groove 208, the pull rod 204 can slide in the second through groove 209 in a reciprocating manner, and the upper end of the pull rod 204 is fixedly connected with a gear tooth 2041 meshed with the gear 203; and a limiting component for limiting the rotation of the rotating shaft 207.

The limiting component comprises a ratchet 2071 fixedly connected to the rotating shaft 207, the side wall of the fixed block 202 is rotatably connected with a ratchet 210 matched with the ratchet 2071, the side wall of the fixed block 202 is fixedly connected with a baffle 211, and a tension spring 212 is connected between the baffle 211 and the ratchet 210.

The utility model has higher flexibility, the size and the shape of the support frame 1 can be changed according to different use conditions, the specific support frame 1 comprises at least four connecting rods 101, the existence of the four connecting rods 101 is the four sides of the ensured annular rod body, the existence of the at least four adapters 102 is connected with the four sides to form the annular rod body, the shape of the connecting rods 101 can be arc-shaped, so that the shape of the matched adapter 102 can also be annular, when the opening of the operation is larger and a plurality of drag hooks are needed to be dragged, the support frame 1 is enlarged by adding a plurality of connecting rods 101, so that the plurality of the drag hook parts 2 can be placed for dragging, the connecting steps of the connecting rods 101 and the adapters 102 are that the connecting rods 101 on the two sides and the adapter 102 are connected together by rotating, at the moment, the drag hook parts 2 are sleeved firstly, and the first inserted rod 1011 on the connecting rods 101 is screwed into the second inserting hole 1022 of the, thereby realize screwed connection, then be located between two adapters 102 getting new connecting rod 101, synchronous revolution thereby make the adapter 102 synchronous locking at new connecting rod 101 both ends, the concrete during operation of hook spare 2, go into the patient in the operation opening through going into trip 205 card, then it is rotatory to drive pivot 207 through rotating carousel 206, and then pivot 207 drives gear 203 at first logical inslot 208 internal rotation, and then order about pull rod 204 with the teeth of a cogwheel 2041 of gear 203 meshing and remove, thereby carry out the tractive to the opening, when pivot 207 rotates, ratchet 210 on the fixed block 202 is spacing to ratchet 2071 on the pivot 207, prevent to revolve and realize the effect of automatic fixation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An operation drag hook for thoracic surgery is characterized by comprising

A support frame (1); the pulling hook piece (2) is connected to the support frame (1) in a sliding mode;

wherein the support frame (1) comprises

At least four connecting rods (101), and

at least four adapters (102), wherein the four connecting rods (101) and the four adapters (102) can be connected into an integrally-formed closed rod body;

the pulling hook piece (2) can freely slide on the rod body.

2. The surgical retractor for thoracic surgery as in claim 1, wherein the connecting rod (101) has one end fixedly connected with a first inserting rod (1012) and the other end opened with a first inserting hole (1011);

one end of the adapter (102) is fixedly connected with a second inserting rod (1022), and the other end of the adapter is provided with a second inserting hole (1021);

the first inserting rod (1012) and the second inserting rod (1022) are provided with external threads, and internal threads are formed in the first inserting hole (1011) and the second inserting hole (1021).

3. The surgical retractor for thoracic surgery as in claim 1 or 2, characterized in that the retractor member (2) comprises

The sliding sleeve (201) and a fixed block (202) which is integrally formed with the sliding sleeve (201); and

the pull rod (204) is connected to the fixed block (202) in a sliding mode;

the pull rod also comprises a clamping hook (205) fixedly connected to the pull rod (204); and a driving part for driving the pull rod (204) to move and fix.

4. The surgical retractor for thoracic surgery as in claim 3, wherein said driving portion comprises

A rotating shaft (207), a gear (203) and a turntable (206);

the gear (203) and the turntable (206) are fixedly connected to the rotating shaft (207), the fixed block (202) is provided with a first through groove (208) and a second through groove (209), the gear (203) rotates in the first through groove (208), the pull rod (204) can slide in the second through groove (209) in a reciprocating manner, and the upper end of the pull rod (204) is fixedly connected with a gear tooth (2041) meshed with the gear (203); the device also comprises a limiting component used for limiting the rotation of the rotating shaft (207).

5. The surgical retractor for thoracic surgery as claimed in claim 4, wherein the position limiting member comprises a ratchet (2071) fixedly connected to the rotating shaft (207), the side wall of the fixed block (202) is rotatably connected with a ratchet (210) matched with the ratchet (2071), the side wall of the fixed block (202) is fixedly connected with a baffle (211), and a tension spring (212) is connected between the baffle (211) and the ratchet (210).