CN217244551U - Surgical retractor - Google Patents

Abstract

The utility model relates to the technical field of medical instruments, in particular to a surgical retracting device; comprises a fixed rod and a movable component; remove the subassembly and include the stopper, a spring, retaining member and the claw of leading out, stopper and dead lever fixed connection, and be located dead lever one end, lead out claw and dead lever sliding connection, the spring housing is established on the dead lever, the retaining member is connected with the dead lever, the dead lever has first screw thread, the retaining member has the second screw thread, it is provided with two to remove the subassembly, be located the dead lever both ends respectively, through leading out the claw, the skin of incision department supports, cooperation through first screw thread and second screw thread, make the retaining member can lock, through screwing up the retaining member, make the retaining member remove to the direction of stopper, and then drive and lead out the claw and remove, through the retaining member, make the claw just can accomplish the work of leading out without manual leading out, it leads out the device and just can hand not just to have realized operation surgery, medical staff's burden has been reduced.

Description

Surgical retractor

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a surgical retractor.

Background

The surgical operation is commonly called open knife, and generally refers to a treatment process of entering human tissues through surgical equipment or surgical instruments under the operation of a surgeon or other professionals to remove pathological changes, change structures or implant foreign objects in an external mode.

Retractor devices are one of the devices commonly used in surgical procedures, and often require a doctor or nurse to hold the retractor device to expand the surgical incision during the procedure.

Traditional retractor often makes the incision open through the effort of spring, and this process medical staff often need hold always, and very tired has increaseed medical staff's burden.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an operation surgery leads out device aims at solving the retractor among the prior art and needs to hold always, and very tired has increaseed medical staff's burden.

In order to achieve the above object, the present invention provides a surgical retraction device, comprising a fixed rod and a movable assembly; the moving assembly comprises a limiting block, a spring, a locking piece and a retracting claw, the limiting block is fixedly connected with the fixed rod and is positioned at one end of the fixed rod, the retracting claw is slidably connected with the fixed rod and sleeved on the fixed rod, one end of the spring is abutted against the limiting block, the other end of the spring is abutted against the retracting claw, the spring is sleeved on the fixed rod, and the locking piece is connected with the fixed rod and sleeved on the fixed rod; the dead lever has first screw thread, first screw thread is located the dead lever is close to one side of retaining member, the retaining member has the second screw thread, the second screw thread is located the retaining member is close to one side of first screw thread, the second screw thread with first screw-thread fit.

The retracting claw comprises a moving block body and a claw body, wherein the moving block body is connected with the fixed rod in a sliding mode, is abutted against the spring and is sleeved on the fixed rod; the claw body is fixedly connected with the movable block body and is arranged on the movable block body.

The movable block body is provided with a limiting bulge, and the limiting bulge is positioned on one side, close to the fixed rod, of the movable block body; the fixing rod is provided with a limiting groove, the limiting groove is located on one side, close to the limiting protrusion, of the fixing rod, and the limiting protrusion is matched with the limiting groove.

The moving assembly further comprises a limiting ring, the limiting ring is fixedly connected with the limiting block and is positioned on one side, close to the spring, of the limiting block.

The locking member is provided with an anti-slip groove, and the anti-slip groove is formed in the locking member.

The utility model relates to a surgical operation retracting device, which comprises a fixed rod and a moving component; the moving assembly comprises a limiting block, a spring, a locking piece and a retracting claw, the limiting block is fixedly connected with the fixed rod and is positioned at one end of the fixed rod, the retracting claw is slidably connected with the fixed rod and sleeved on the fixed rod, one end of the spring is abutted against the limiting block, the other end of the spring is abutted against the retracting claw, the spring is sleeved on the fixed rod, and the locking piece is connected with the fixed rod and sleeved on the fixed rod; the fixing rod is provided with a first thread, the first thread is positioned on one side of the fixing rod close to the locking part, the locking part is provided with a second thread, the second thread is positioned on one side of the locking part close to the first thread, the second thread is matched with the first thread, the two moving assemblies are respectively positioned at two ends of the fixing rod, the skin at the position of a cut is supported through the retracting claw, the locking part can be locked through the matching of the first thread and the second thread, the locking part is moved towards the direction of the limiting block through screwing the locking part, the retracting claw is driven to move, the retracting claw is made to have elasticity through the spring, the retracting claw is prevented from causing secondary loss to the skin in the process, and the retracting claw can complete retracting work without manual retracting through the locking part, the surgical retractor can be retracted without being held by hands, and the burden of medical staff is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the surgical retractor device provided by the present invention.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a schematic view of the stop collar structure provided by the present invention.

In the figure, 1-fixed rod, 11-first thread, 12-limiting groove, 2-moving component, 21-limiting block, 22-spring, 23-locking component, 231-second thread, 232-anti-slip groove, 24-retracting claw, 241-moving block, 2411-limiting protrusion, 242-claw body and 25-limiting ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, the present invention provides a surgical retraction device, which comprises a fixed rod 1 and a movable assembly 2; the moving assembly 2 comprises a limiting block 21, a spring 22, a locking piece 23 and a retracting claw 24, the limiting block 21 is fixedly connected with the fixing rod 1 and is positioned at one end of the fixing rod 1, the retracting claw 24 is slidably connected with the fixing rod 1 and sleeved on the fixing rod 1, one end of the spring 22 is abutted against the limiting block 21, the other end of the spring 22 is abutted against the retracting claw 24, the spring 22 is sleeved on the fixing rod 1, and the locking piece 23 is connected with the fixing rod 1 and sleeved on the fixing rod 1; the fixing rod 1 has a first thread 11, the first thread 11 is located at a side of the fixing rod 1 close to the locker 23, the locker 23 has a second thread 231, the second thread 231 is located at a side of the locker 23 close to the first thread 11, and the second thread 231 is engaged with the first thread 11.

In this embodiment, the limiting block 21 is fixedly installed on the fixing rod 1 and located at one end of the fixing rod 1, the retracting claw 24 is slidably connected to the fixing rod 1 and sleeved on the fixing rod 1, one end of the spring 22 is abutted to the limiting block 21, the other end of the spring 22 is abutted to the retracting claw 24, the spring 22 is sleeved on the fixing rod 1, the locking member 23 is threadedly connected to the fixing rod 1 and sleeved on the fixing rod 1, the fixing rod 1 has a first thread 11, the first thread 11 is located at one side of the fixing rod 1 close to the locking member 23, the locking member 23 has a second thread 231, the second thread 231 is located at one side of the locking member 23 close to the first thread 11, the second thread 231 is matched with the first thread 11, and the moving assembly 2 is provided with two parts, be located respectively dead lever 1 both ends, through lead out claw 24, support the skin of incision department, through first screw thread 11 with the cooperation of second screw thread 231 makes retaining member 23 can lock, through screwing up retaining member 23, makes retaining member 23 to stopper 21's direction removes, and then drives lead out claw 24 and remove, through spring 22 makes lead out claw 24 has elasticity, prevents lead out claw 24 and lead out the in-process and cause the secondary loss to skin leading out, through retaining member 23 makes lead out claw 24 and do not need manual work of leading out and just accomplish the work of leading out, realized surgical operation leads out the device and just leads out with handheld, has reduced medical staff's burden.

Further, referring to fig. 2, the retracting claw 24 includes a moving block 241 and a claw body 242, the moving block 241 is slidably connected to the fixing rod 1, abuts against the spring 22, and is sleeved on the fixing rod 1; the claw 242 is fixedly connected to the moving block 241 and is disposed on the moving block 241.

In this embodiment, the moving block 241 is slidably connected to the fixing rod 1, and abuts against the spring 22, and the fixing rod 1 is sleeved with the claw 242, the claw 242 is fixedly mounted on the moving block 241 and disposed on the moving block 241, the claw 242 is arc-shaped, so as to reduce the damage to the skin when contacting the skin, and the claw 242 is driven to move by the sliding connection between the moving block 241 and the fixing rod 1, so that the purpose that the claw 242 can perform retracting work is achieved.

Further, referring to fig. 2 and fig. 3, the moving block 241 has a limiting protrusion 2411, and the limiting protrusion 2411 is located at one side of the moving block 241 close to the fixing rod 1; the fixing rod 1 is provided with a limiting groove 12, the limiting groove 12 is located on one side, close to the limiting protrusion 2411, of the fixing rod 1, and the limiting protrusion 2411 is matched with the limiting groove 12.

In this embodiment, the limit protrusion 2411 can only move along the limit groove 12 by the cooperation between the limit protrusion 2411 and the limit groove 12, so that the movable block 241 and the claw 242 can only move along the limit groove 12, thereby preventing the claw 242 from rotating during the retracting operation, and improving the stability of the retracting claw 24 during the operation.

Further, referring to fig. 3, the moving assembly 2 further includes a limiting ring 25, and the limiting ring 25 is fixedly connected to the limiting block 21 and is located on one side of the limiting block 21 close to the spring 22.

In this embodiment, the limiting ring 25 is fixedly mounted on the limiting block 21 and located on one side of the limiting block 21 close to the spring 22, and the limiting ring 25 limits the movement of the spring 22, so as to prevent the spring 22 from contacting the first thread 11, and the spring 22 is blocked by the first thread 11.

Further, referring to fig. 2, the locking member 23 further has a non-slip groove 232, and the non-slip groove 232 is disposed on the locking member 23.

In this embodiment, the anti-slip grooves 232 are provided in plural and evenly distributed on the locking member 23, and the friction between the hand and the locking member 23 is increased by the anti-slip grooves 232, so that the medical staff will not slip when tightening the locking member 23.

The utility model relates to a surgical operation retracting device, which comprises a fixed rod 1 and a moving component 2; the moving assembly 2 comprises a limiting block 21, a spring 22, a locking piece 23 and a retracting claw 24, the limiting block 21 is fixedly connected with the fixing rod 1 and is positioned at one end of the fixing rod 1, the retracting claw 24 is slidably connected with the fixing rod 1 and sleeved on the fixing rod 1, one end of the spring 22 is abutted against the limiting block 21, the other end of the spring 22 is abutted against the retracting claw 24, the spring 22 is sleeved on the fixing rod 1, and the locking piece 23 is connected with the fixing rod 1 and sleeved on the fixing rod 1; the fixing rod 1 is provided with a first thread 11, the first thread 11 is positioned at one side of the fixing rod 1 close to the locking piece 23, the locking piece 23 is provided with a second thread 231, the second thread 231 is positioned at one side of the locking piece 23 close to the first thread 11, the second thread 231 is matched with the first thread 11, the two moving assemblies 2 are respectively positioned at two ends of the fixing rod 1, the skin at the incision is supported through the retracting claw 24, the locking piece 23 can be locked through the matching of the first thread 11 and the second thread 231, the locking piece 23 is moved towards the direction of the limiting piece 21 through screwing the locking piece 23, the retracting claw 24 is further driven to move, the retracting claw 24 is made to have elasticity through the spring 22, and the skin is prevented from being secondarily lost during retracting by the retracting claw 24, through the locking piece 23, the retracting claw 24 can complete retracting work without manual retracting, so that the surgical retracting device can be retracted without being held by hands, and the burden of medical staff is reduced.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.

Claims (5)

1. A surgical retraction device comprising a fixed rod and a movable assembly;

the moving assembly comprises a limiting block, a spring, a locking piece and a retracting claw, the limiting block is fixedly connected with the fixed rod and is positioned at one end of the fixed rod, the retracting claw is slidably connected with the fixed rod and sleeved on the fixed rod, one end of the spring is abutted against the limiting block, the other end of the spring is abutted against the retracting claw, the spring is sleeved on the fixed rod, and the locking piece is connected with the fixed rod and sleeved on the fixed rod;

the dead lever has first screw thread, first screw thread is located the dead lever is close to one side of retaining member, the retaining member has the second screw thread, the second screw thread is located the retaining member is close to one side of first screw thread, the second screw thread with first screw-thread fit.

2. The surgical retraction device according to claim 1,

the retracting claw comprises a moving block body and a claw body, wherein the moving block body is connected with the fixed rod in a sliding mode, is abutted against the spring and is sleeved on the fixed rod; the claw body is fixedly connected with the movable block body and is arranged on the movable block body.

3. The surgical retraction device of claim 2,

the movable block body is provided with a limiting bulge, and the limiting bulge is positioned on one side of the movable block body close to the fixed rod; the fixing rod is provided with a limiting groove, the limiting groove is located on one side, close to the limiting protrusion, of the fixing rod, and the limiting protrusion is matched with the limiting groove.

4. The surgical retraction device according to claim 1,

the moving assembly further comprises a limiting ring, the limiting ring is fixedly connected with the limiting block and is positioned on one side, close to the spring, of the limiting block.

5. The surgical retraction device according to claim 1,

the retaining member further has anti-slip grooves, and the anti-slip grooves are formed in the retaining member.

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