CN213850838U

CN213850838U - Surgical clinical wound expanding device

Info

Publication number: CN213850838U
Application number: CN202022030504.1U
Authority: CN
Inventors: 李娇; 崔征; 胡智
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-08-03
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a surgical and clinical wound expanding device, which comprises a box body, an expansion rod I and an expansion rod II, wherein the expansion rod II is fixedly connected with the cylindrical side surface of the box body; the expansion blocks are respectively arranged on the expansion rod I and the expansion rod II, the rotating shaft is rotatably installed at the central position of the box body, the gear is fixedly connected to the rotating shaft, an inner gear is meshed and installed on the outer side of the gear, the inner gear is fixedly connected with the expansion rod I, the knob is fixedly connected to the rotating shaft, and the limiting mechanism is arranged between the gear and the box body. The device has simple structure and strong practicability; the friction ring is in friction contact with the damping block under the action of the thrust spring, so that the rotation of the rotating shaft is limited, and the expansion blocks on the expansion rod I and the expansion rod II can be quickly replaced, so that the applicability and the practicability of the device are greatly improved; thereby having good application prospect.

Description

Surgical clinical wound expanding device

Technical Field

The utility model relates to the field of medical treatment, specifically a clinical wound expanding unit that uses of surgery.

Background

Present medical technology is developed, and clinical wound expanding unit in the market is convenient and practical to a certain extent, nevertheless the doctor need be held until the operation finishes when performing the operation always, has increased doctor's tired sense, and the fixity is not good, can not carry out accurate regulation to the expansion degree.

The high spirit of current wound expanding device is concentrated because the doctor is at the during operation, and current wound expanding device for surgical clinic is when using for a long time, and its wound expanding device is difficult to keep same degree of expansion for a long time, and this brings certain puzzlement for the clinician, need to correspond different plectrums to the wound expansion of difference, and the change is difficult to adjust mostly to current expanding device plectrum, and then is difficult to satisfy current demand of using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clinical wound expanding unit of surgery to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a surgical and clinical wound expanding device comprises a box body, an expanding rod I and an expanding rod II; the box body is a cylinder; the expansion rod II is fixedly connected with the cylindrical side surface of the box body, one expansion rod is rotatably distributed on the box body, and the box body is provided with a driving assembly; expansion blocks are respectively arranged on the expansion rod I and the expansion rod II, the driving assembly comprises a rotating shaft, a knob, a gear and a limiting mechanism, the rotating shaft is rotated and installed at the central position of the box body, the gear is fixedly connected to the rotating shaft, an inner gear is meshed with the outer side of the gear, the inner gear is fixedly connected with the expansion rod I, the knob is fixedly connected to the rotating shaft, and the limiting mechanism is arranged between the gear and the box body.

As a further aspect of the present invention: the limiting mechanism comprises a damping block, a friction ring and a thrust spring, the thrust spring is arranged between the rotating shaft and the box body, the friction ring is fixedly connected to the upper surface of the gear, and the damping block is fixedly installed on the box body.

As a further aspect of the present invention: the expansion block is in quick-release connection with the expansion rod I and the expansion rod II, placing grooves are formed in the expansion rod I and the expansion rod II respectively, and magnetic suction strips are distributed in the placing grooves; the expansion block is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a magnetic suction block, and the magnetic suction block is consistent with the structural outline of the placing groove.

As a further aspect of the present invention: the expansion block is made of titanium alloy.

As a further aspect of the present invention: the damping blocks are symmetrically distributed on the box body.

Compared with the prior art, the beneficial effects of the utility model are that: the device has simple structure and strong practicability; the friction ring is in friction contact with the damping block under the action of the thrust spring, so that the rotation of the rotating shaft is limited, and the expansion blocks on the expansion rod I and the expansion rod II can be quickly replaced, so that the applicability and the practicability of the device are greatly improved; thereby having good application prospect.

Drawings

Fig. 1 is a schematic structural view of a surgical and clinical wound expanding device.

Fig. 2 is a schematic structural view of a bottom view of the surgical clinical wound dilator.

Fig. 3 is a schematic structural view of a front view of a surgical clinical wound dilating device.

Fig. 4 is a schematic structural view of a view A-A of the surgical clinical wound dilating device.

Fig. 5 is a structural schematic diagram of the non-limiting state of the limiting mechanism in the surgical clinical wound expanding device.

Fig. 6 is a schematic structural view of the limiting state of the limiting mechanism in the surgical clinical wound dilator.

In the figure: 1-expansion rod I, 2-expansion block, 3-magnetic attraction block, 4-connecting plate, 5-knob, 6-expansion rod II, 7-box, 8-rotating shaft, 9-gear, 10-damping block, 11-placing groove, 12-thrust spring, 13-friction ring and 14-internal gear.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example one

Referring to fig. 1-6, a surgical and clinical wound dilating device comprises a box body 7, a dilating rod I1 and a dilating rod II 6; the specific shape and structure of the box body 7 are not limited, and in this embodiment, in order to facilitate the mutual rotational separation between the expansion rod one 1 and the expansion rod two 6, the box body 7 is a cylinder; the expansion rod II 6 is fixedly connected with the cylindrical side surface of the box body 7, the expansion rod I1 is rotatably arranged on the box body 7, and the box body 7 is provided with a driving assembly; the mutual rotation separation between the expansion rod I1 and the expansion rod II 6 is further realized through the driving component; expansion blocks 2 are respectively distributed on the expansion rod I1 and the expansion rod II 6, and the expansion blocks 2 are clamped on the wound to further realize the wound expansion under the mutual rotation separation action between the expansion rod I1 and the expansion rod II 6; furthermore, the specific shape and size of the expansion block 2 are not limited, and the expansion block can be replaced according to actual use requirements; further, the specific mechanism form of the driving assembly is not limited, in this embodiment, the driving assembly includes a rotating shaft 8, a knob 5, a gear 9 and a limiting mechanism, the rotating shaft 8 is rotatably installed at the central position of the box body 7, the gear 9 is fixedly connected to the rotating shaft 8, an internal gear 14 is engaged and installed at the outer side of the gear 9, the internal gear 14 is fixedly connected with the expansion rod one 1, and further the expansion rod one 1 is driven to rotate relative to the box body 7 when the rotating shaft 8 rotates; the knob 5 is fixedly connected to the rotating shaft 8 and further drives the rotating shaft 8 to rotate; the limiting mechanism is arranged between the gear 9 and the box body 7, the limiting mechanism further realizes the rotation limitation of the gear 9, and further prevents the expansion rod I1 and the expansion rod II 6 from automatically resetting when the wound is exaggerated.

Specifically, the specific form structure of the limiting mechanism is not limited, in this embodiment, the limiting mechanism includes a damping block 10, a friction ring 13 and a thrust spring 12, wherein the thrust spring 12 is disposed between the rotating shaft 8 and the box body 7, the friction ring 13 is fixedly connected to the upper surface of the gear 9, the damping block 10 is fixedly mounted on the box body 7, and the friction ring 13 and the damping block 10 are in friction contact under the action of the thrust spring 12, so as to limit the rotation of the rotating shaft 8.

Specifically, the expansion block 2 is in quick-release connection with the expansion rod 1 and the expansion rod 6, wherein the expansion rod 1 and the expansion rod 6 are respectively provided with a placement groove 11, the specific shape of the placement groove 11 is not limited, in this embodiment, the placement groove 11 is in a strip shape, and both ends of the placement groove are in a circular arc shape; magnetic suction strips are distributed in the placing groove 11; the expansion block 2 is fixedly connected with a connecting plate 4, the connecting plate 4 is fixedly connected with a magnetic suction block 3, the magnetic suction block 3 is consistent with the structural outline of the placing groove 11, and further the expansion block 2, the expansion rod I1 and the expansion rod II 6 are mutually fixed by placing the magnetic suction block 3 in the placing groove 11 and mutually adsorbing the magnetic suction strip and the magnetic suction block 3; and then realize quick change expansion block 2 of corresponding size according to the wound demand of difference.

Further, in order to improve the actual use effect of the device and avoid infection of the wound caused by the material of the expansion block 2, the expansion block 2 is made of a titanium alloy material.

The utility model discloses a theory of operation is: when the device is used, the friction ring 13 is in friction contact with the damping block 10 under the action of the thrust spring 12, so that the rotation of the rotating shaft 8 is limited, and the knob 5 needs to be pressed, so that the friction ring 13 is separated from the damping block 10; further, the mutual rotation separation between the expansion rod I1 and the expansion rod II 6 is further realized through the driving assembly; expansion blocks 2 are respectively arranged on the expansion rod I1 and the expansion rod II 6, and the expansion blocks 2 are clamped on the wound, so that the wound is effectively expanded under the mutual rotation separation effect between the expansion rod I1 and the expansion rod II 6.

Example two

The embodiment is improved on the basis of the first embodiment, and the improvement is that the damping blocks 10 are symmetrically distributed on the box body 7, so that the extrusion is further more stable due to the symmetrical stress between the damping blocks 10 of the friction ring 13, and the actual damping effect is increased.

The working principle of the embodiment is as follows: the damping blocks 10 are symmetrically arranged on the box body 7, so that the stress between the damping blocks 10 of the friction ring 13 is more stable, and the actual damping effect is increased.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. A surgical and clinical wound expanding device comprises a box body (7), an expanding rod I (1) and an expanding rod II (6), and is characterized in that the box body (7) adopts a cylinder; the expansion rod II (6) is fixedly connected with the cylindrical side surface of the box body (7), the expansion rod I (1) is rotatably arranged on the box body (7), and a driving assembly is arranged on the box body (7); expansion block (2) have been laid respectively on expansion rod (1) and expansion rod two (6), drive assembly include pivot (8), knob (5), gear (9) and stop gear, pivot (8) rotate and install the central point in box body (7) and put, gear (9) fixed connection is on pivot (8), install internal gear (14) in the outside meshing of gear (9), internal gear (14) and expansion rod (1) between fixed connection, knob (5) fixed connection on pivot (8), stop gear lays between gear (9) and box body (7).

2. The surgical and clinical wound dilating device as claimed in claim 1, wherein the limiting mechanism comprises a damping block (10), a friction ring (13) and a thrust spring (12), the thrust spring (12) is arranged between the rotating shaft (8) and the box body (7), the friction ring (13) is fixedly connected to the upper surface of the gear (9), and the damping block (10) is fixedly mounted on the box body (7).

3. The surgical and clinical wound expanding device as claimed in claim 2, wherein the expanding block (2) is connected with the first expanding rod (1) and the second expanding rod (6) in a quick-release manner, the first expanding rod (1) and the second expanding rod (6) are respectively provided with a placing groove (11), and a magnetic suction strip is distributed in the placing groove (11); fixedly connected with connecting plate (4) on expansion piece (2), fixedly connected with magnetism piece (3) on connecting plate (4), magnetism piece (3) are inhaled unanimously with the structure profile of standing groove (11).

4. The surgical clinical wound dilator according to claim 3, wherein said dilating blocks (2) are made of titanium alloy.

5. Surgical and clinical wound dilation device according to claim 2, wherein said damping mass (10) is symmetrically arranged on the cassette (7).