CN210077739U - Skin retractor for surgical operation - Google Patents

Abstract

The utility model discloses a surgical skin retractor, including cover ring, barrel, lower connecting rod and movable rod, the inside one end fixed mounting of barrel has the bearing, the top movable mounting of barrel has the cover ring, the fixed surface of cover ring installs the bearing, the inboard fixed mounting of inside bearing of barrel has the movable rod, and the movable rod activity runs through the bearing on cover ring surface inboard, the both sides surface of movable rod all is provided with positive screw thread and left-hand thread respectively, the equal movable mounting in surface of positive screw thread and left-hand thread has the drive block. The utility model discloses rational in infrastructure, make this surgical operation skin retractor make the operation more conveniently improve the efficiency of operation at the in-process of operation through having installed a series of structures, avoid needing simultaneously that many assistants assist to accomplish specific fixed and operate, and fixed inaccurate or because of the tired phenomenon that can not the persistence of assistant.

Description

Skin retractor for surgical operation

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to skin retractor for surgical operation.

Background

Retractors (retractors), also called as draw hooks, are used for retracting tissues, exposing the range needing operation, being convenient for exploration and operation, can be divided into two types of hand-held draw hooks and automatic draw hooks, have specifications of various shapes and sizes, can select proper draw hooks according to the operation requirement, are widely used in the external operation process, and can be divided into a great variety according to the purpose of use.

Most of the existing surgeries are surgeries by using assistants to assist in completing specific fixation, the fixation is inaccurate or cannot be lasting due to the fatigue of the assistants, and the existing distractors are relatively large in weight and volume, so that doctors are very inconvenient to perform the surgeries and the effect of the surgeries is easily influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skin retractor for surgical operation to solve the common most of the current operation that proposes in the above-mentioned background art and help accomplishing specific fixed and operate by an assistant, such fixed inaccurate or can not be lasting because of assistant fatigue, current spreader is very big because weight and volume moreover, and the doctor that makes is very inconvenient when carrying out the operation, influences the problem of the effect of operation very easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a surgical skin retractor, includes cover ring, barrel, lower connecting rod and movable rod, the inside one end fixed mounting of barrel has the bearing, the top movable mounting of barrel has the cover ring, the fixed surface of cover ring installs the bearing, the inboard fixed mounting of inside bearing of barrel has the movable rod, and the movable rod activity runs through the bearing on cover ring surface inboard, the both sides surface of movable rod all is provided with positive thread and anti-thread respectively, the equal movable mounting in surface of positive thread and anti-thread has the drive block, the outer end fixed mounting of drive block has last connecting rod and lower connecting rod, the sliding tray has been seted up to one side of barrel, the spacing groove has all been seted up to the both sides wall of sliding tray, the both sides of going up connecting rod and lower connecting rod all slidable mounting have the guide block.

Preferably, the top of the movable rod is fixedly provided with a rotating button, and the outer edge of the rotating button is provided with anti-skid patterns.

Preferably, the surface of the cylinder body is provided with scales in a surrounding manner, and the inner side of the driving block is provided with internal threads.

Preferably, the bottom of the cover ring is fixedly provided with a connecting pin, and the top of the barrel is provided with a connecting slot corresponding to the connecting pin.

Preferably, the upper connecting rod and the lower connecting rod are respectively and fixedly provided with an upper hook and a lower hook.

Preferably, the upper connecting rod and the lower connecting rod both extend to the outer side of the sliding groove, and the guide block is connected with the limiting groove in a sliding mode.

Compared with the prior art, the utility model provides a skin retractor for surgical operation possesses following beneficial effect:

1. the utility model discloses installed the movable rod, a bearing, the drive block, the connecting rod, the sliding tray, spacing groove and guide block, can conveniently catch on the skin both sides that need lead out through the couple at the operation in-process, then drive the drive block through positive and negative screw thread and internal thread and prop open skin to opposite direction motion through rotating the movable rod, the distance that the while accessible scale was observed to strut is more accurate, make the operation make things convenient for the efficiency that has improved the operation more, avoid needing many assistants to assist to accomplish specific fixed operation simultaneously, and fixed inaccurate or because of the tired phenomenon that can not be persisted of assistant.

2. The utility model discloses installed cover ring, bearing, connecting pin and connecting slot, the holistic leakproofness of multiplicable retractor avoids the inside dust pollutant that gets into of retractor, makes the device volume littleer weight lighter simultaneously, and convenient real-time dismantlement and installation are carried more.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic view of the internal structure of the cylinder provided by the present invention;

fig. 3 is a schematic structural view of a sliding groove part provided by the present invention;

fig. 4 is a schematic view of the inner side structure of the driving block provided by the present invention;

in the figure: 1-a knob; 2-cover ring; 3-graduation; 4-a cylinder body; 5-lower hook; 6-lower connecting rod; 7-a sliding groove; 8-an upper connecting rod; 9-hanging a hook; 10-a bearing; 11-a movable rod; 12-anti-skid patterns; 13-a drive block; 14-positive thread; 15-reverse thread; 16-a limiting groove; 17-a guide block; 18-a connection slot; 19-connecting pins; 20-internal thread.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the designated lamp cover body or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a surgical skin retractor comprises a cover ring 2, a cylinder 4, a lower connecting rod 6 and a movable rod 11, wherein a bearing 10 is fixedly installed at one end inside the cylinder 4, the cover ring 2 is movably installed at the top of the cylinder 4, the bearing 10 is fixedly installed on the surface of the cover ring 2, the movable rod 11 is fixedly installed on the inner side of the bearing 10 inside the cylinder 4, the movable rod 11 movably penetrates through the inner side of the bearing 10 on the surface of the cover ring 2, the surfaces of the two sides of the movable rod 11 are respectively provided with a positive thread 14 and a negative thread 15, the surfaces of the positive thread 14 and the negative thread 15 are respectively and movably provided with a driving block 13, the outer end of the driving block 13 is fixedly provided with an upper connecting rod 8 and a lower connecting rod 6, one side of the cylinder 4 is provided with a sliding groove 7, two side walls of the sliding groove 7 are respectively provided with a limiting groove 16, two sides of the upper connecting rod 8 and the lower connecting rod 6 are respectively and slidably, then drive the drive block 13 through positive and negative screw thread and internal thread 20 through rotating movable rod 11 and move to opposite direction and strut skin, the distance that the accessible scale 3 was observed to strut simultaneously is more accurate, makes the operation more convenient the efficiency that has improved the operation, avoids needing simultaneously that multiple assistants help to accomplish specific fixed operation, and fixed inaccurate or because of the phenomenon that the assistant is tired and can not be lasted.

The utility model discloses in, preferred, the top fixed mounting of movable rod 11 has knob 1, and the outside edge of knob 1 is provided with anti-skidding decorative pattern 12, can conveniently rotate movable rod 11 and adjust and avoid appearing the hand smooth.

The utility model discloses in, preferred, the surface of barrel 4 is encircleed and is provided with scale 3, and the inboard of drive block 13 is provided with internal thread 20, can conveniently observe the distance of retracting in real time, and the accuracy nature that makes retracting is higher.

The utility model discloses in, preferred, the bottom fixed mounting of cover ring 2 has connecting pin 19, and the top of barrel 4 sets up the connecting slot 18 that corresponds with connecting pin 19, can conveniently install fast cover ring 2 and barrel 4 and dismantle.

The utility model discloses in, preferred, go up on connecting rod 8 and the connecting rod 6 respectively fixed mounting have last couple 9 and couple 5 down, can fix the skin both sides that need lead out, avoid leading out the in-process and drop.

The utility model discloses in, preferred, go up connecting rod 8 and lower connecting rod 6 and all extend to the sliding tray 7 outside, and guide block 17 and spacing groove 16 sliding connection can prevent that the connecting rod from appearing the skew in gliding process, influence the effect that skin led out.

The utility model discloses a theory of operation and use flow: before the skin retractor is used, the skin retractor is required to be checked, whether all parts of the skin retractor are well checked and can be used at the back, when the skin retraction work of a surgical operation is required, firstly, both sides of the skin required to be retracted can be hooked through the hook, then, the movable rod 11 is rotated to drive the driving block 13 to move in opposite directions through the positive threads 14, the negative threads 15 and the internal threads 20 to open the skin, the limiting groove 16 and the guide block 17 can ensure that the connecting rod cannot deviate when sliding on the inner side of the sliding groove 7, meanwhile, the opened distance can be observed through the scale 3 more accurately, the operation efficiency is more conveniently improved, meanwhile, the phenomenon that a plurality of assistants are required to assist in completing specific fixation to perform the operation and the phenomenon that the fixation is inaccurate or the assistant cannot be kept for a long time due to fatigue is avoided, and meanwhile, the cover ring 2 is used for covering the skin retractor, Bearing 10, connecting pin 19 and connecting slot 18 can increase the holistic leakproofness of retractor, avoid the inside dust pollutant that gets into of retractor, make the device volume littleer weight lighter simultaneously, make convenient real-time dismantlement of more and install and carry.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A surgical skin retractor comprises a cover ring (2), a cylinder body (4), a lower connecting rod (6) and a movable rod (11), and is characterized in that: the inner end of the barrel body (4) is fixedly provided with a bearing (10), the top of the barrel body (4) is movably provided with a cover ring (2), the surface of the cover ring (2) is fixedly provided with a bearing (10), the inner side of the bearing (10) of the barrel body (4) is fixedly provided with a movable rod (11), the movable rod (11) movably penetrates through the inner side of the bearing (10) on the surface of the cover ring (2), the surfaces of the two sides of the movable rod (11) are respectively provided with a positive thread (14) and a negative thread (15), the surfaces of the positive thread (14) and the negative thread (15) are movably provided with a driving block (13), the outer end of the driving block (13) is fixedly provided with an upper connecting rod (8) and a lower connecting rod (6), one side of the barrel body (4) is provided with a sliding groove (7), and the sliding groove (7) is provided with two side wall limiting, and guide blocks (17) are arranged on the two sides of the upper connecting rod (8) and the lower connecting rod (6) in a sliding manner.

2. A surgical skin retractor according to claim 1, wherein: the top of the movable rod (11) is fixedly provided with a rotary button (1), and the outer edge of the rotary button (1) is provided with anti-skid patterns (12).

3. A surgical skin retractor according to claim 1, wherein: the surface of the cylinder body (4) is provided with scales (3) in a surrounding mode, and the inner side of the driving block (13) is provided with internal threads (20).

4. A surgical skin retractor according to claim 1, wherein: the bottom of the cover ring (2) is fixedly provided with a connecting pin (19), and the top of the barrel body (4) is provided with a connecting slot (18) corresponding to the connecting pin (19).

5. A surgical skin retractor according to claim 1, wherein: an upper hook (9) and a lower hook (5) are respectively and fixedly arranged on the upper connecting rod (8) and the lower connecting rod (6).

6. A surgical skin retractor according to claim 1, wherein: the upper connecting rod (8) and the lower connecting rod (6) both extend to the outer side of the sliding groove (7), and the guide block (17) is in sliding connection with the limiting groove (16).

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