CN215778308U

CN215778308U - Kidney transplantation operation struts ware

Info

Publication number: CN215778308U
Application number: CN202121846225.0U
Authority: CN
Inventors: 李斯林
Original assignee: Second Affiliated Hospital of Guangxi Medical University
Current assignee: Second Affiliated Hospital of Guangxi Medical University
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-11
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a kidney transplantation operation spreader, which comprises a dental plate, a fixed spreading arm, a movable spreading arm, a large spreading plate, a rotating handle, a moving seat, a joint spreading arm and a hand-screwed screw, wherein the fixed spreading arm is fixedly arranged at the left end of the dental plate, the movable spreading arm is movably arranged on the dental plate, and the movable spreading arm realizes the functions of moving and fixing through the rotating handle; the front ends of the fixed opening arm and the movable opening arm are provided with a large opening plate; a joint opening arm is fixedly arranged on the movable seat; the movable seat is movably arranged on the tooth plate through the hand-screwed screw, and the tooth plate is provided with a row of threaded holes matched with the hand-screwed screw for use. The utility model has the innovation point that the kidney transplantation spreader is designed, so that the left and right tissues of the operation incision can be spread on the premise of reducing the using number of the spreaders in the operation process, and the tissues in other positions or directions can be spread by adopting the joint spreading arms according to the needs in the operation, thereby facilitating the observation and the operation of an operation doctor.

Description

Kidney transplantation operation struts ware

Technical Field

The utility model belongs to the technical field of medical operation tools, and particularly relates to a kidney transplantation operation spreader.

Background

In kidney transplantation, a spreader is often required to be installed between surgical incisions, and the incisions are spread by the spreader so as to facilitate observation and operation of doctors. However, in actual operation, the existing spreader can only spread the positions of the left end and the right end of an operation incision, tissues at the upper end and the lower end of the incision can not be effectively spread, and at the moment, the incision needs to be manually spread, so that the space occupancy rate of the area near the operation incision is too large, the visual field is influenced, the difficulty degree of the operation is increased, the labor cost is increased, meanwhile, the manual spreading is easily influenced by the personal state of a spreader, and the artificial risk in the operation is undoubtedly increased. Meanwhile, in the existing spreader, the leaves of the spreader are mostly fixed, and fine adjustment of a small angle cannot be performed. Therefore, it is necessary to design a kidney transplantation dilator capable of compensating for the above-mentioned deficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a kidney transplantation operation spreader.

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

a kidney transplantation operation spreader comprises a dental plate, a fixed spreading arm, a movable spreading arm, a large spreading plate and a rotating handle, wherein the fixed spreading arm is fixedly arranged at the left end of the dental plate, the movable spreading arm is movably arranged on the dental plate, and the movable spreading arm realizes the functions of moving and fixing through the rotating handle; the front ends of the fixed opening arm and the movable opening arm are provided with large opening plates; the joint opening device is characterized by also comprising a moving seat, a joint opening arm and a hand-screwed screw, wherein the joint opening arm is fixedly arranged on the moving seat; the movable seat is movably arranged on the tooth plate through the hand-screwed screw, and the tooth plate is provided with a row of threaded holes matched with the hand-screwed screw for use.

The utility model has the innovation point that the kidney transplantation spreader is designed, so that the left and right tissues of the operation incision can be spread on the premise of reducing the using number of the spreaders in the operation process, and the tissues in other positions or directions can be spread by adopting the joint spreading arms according to the needs in the operation, thereby facilitating the observation and the operation of an operation doctor.

Further, the removal seat on be provided with the sand grip, the sand grip inserts the alveolus of dental lamina when removing the installation of seat in, plays limiting location effect to removing the seat, it is not hard up when avoiding removing the removal or the atress.

Furthermore, the large opening plate is detachably arranged at the front ends of the fixed opening arm and the movable opening arm, and the large opening plates of different models can be replaced according to the needs of the operation.

Furthermore, the large opening plate consists of a rectangular sleeve, plate leaves, a rotating shaft, limiting columns and clearance grooves, the plate leaves are rotatably arranged on the bottom surface of the rectangular sleeve through the rotating shaft, and the limiting columns are arranged on two sides of the rotating shaft; the upper surface of the plate is provided with a clearance groove for avoiding the limiting column, and the plate can rotate within a certain range of angle by taking the rotating shaft as an axis, so that the plate is in large-area contact with the position spread by the surgical incision during installation.

Furthermore, the maximum rotation angle of the plate is 30 degrees, the distraction of tissues in different directions in the distraction process of the surgical incision is met, and the tissue damage caused by small-area tissue contact is avoided.

Furthermore, the large opening plate is provided with a plurality of different types, such as plate leaves with different widths, plate leaves with different heights and plate leaves with different rotation angles.

Furthermore, the joint opening arm consists of a support, a control handle, a joint arm and a small opening plate, the control handle is arranged on the movable seat through the support, and the joint arm is arranged at the front end of the control handle; the control handle can control the movement, the steering and the positioning of the joint arm; the front end of the joint arm is provided with a small opening plate; the control principle is the same as that of the heart stabilizer.

The utility model has the advantages that: 1. when the operation needs to be propped open, the propping open in 2+1 directions can be provided, the using quantity and the labor cost of instruments around the operation incision are reduced, and the observation and the operation of an operation doctor are facilitated; 2. the joint opening arm can be selectively installed or detached according to needs, is provided with the joint opening arm, and can be flexibly adjusted to meet the opening position and direction of the operation; 3. the large/small opening plate can be freely changed into a proper type according to the requirement, so that the operation is convenient; 4. the plate on the large opening plate can rotate within a certain range of angle, so that the contact area of the plate and the operation incision is increased, and tissue damage caused by small-area extrusion of the incision is avoided.

Drawings

FIG. 1 is a perspective view of a kidney transplant operation distractor of the present invention;

FIG. 2 is a top view of a kidney transplant surgical spreader of the present invention;

FIG. 3 is a perspective view of a movable base of the distractor for kidney transplant operation according to the present invention;

FIG. 4 is an exploded view of a large spreader plate of the spreader for kidney transplantation surgery according to the present invention.

Detailed Description

The utility model is described in detail below with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "front", "back", "left", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships which are usually placed when the products of the present invention are used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred must have a specific direction, a specific direction configuration and operation, and thus, the present invention is not to be construed as being limited.

As shown in fig. 1-3, a kidney transplantation operation spreader comprises a dental plate 1, a fixed spreading arm 2, a movable spreading arm 3, a large spreading plate 4, a rotating handle 5, a moving seat 6, a joint spreading arm 7 and a hand-screwed screw 8, wherein the fixed spreading arm 2 is fixedly arranged at the left end of the dental plate 1, the movable spreading arm 3 is movably arranged on the dental plate 1, the movable spreading arm 3 realizes the functions of moving and fixing through the rotating handle 5, namely, the movable spreading arm 3 can realize the linear movement on the dental plate 1 through operating the rotating handle 5, and the spreading function is realized together with the fixed spreading arm 2. The large opening plate 4 is detachably arranged at the front ends of the fixed opening arm 2 and the movable opening arm 3. The movable seat 6 is fixedly provided with a joint opening arm 7, and the joint arm can flexibly move a large opening plate to a proper position, so that the direction is conveniently changed; the joint distracting arm 7 can be removed when not needed. The movable seat 6 is movably arranged on the dental lamina 1 through 2 hand-screwed screws 8, and the installation position of the movable seat 6 can be adjusted according to requirements. The cross section of the movable seat 6 is U-shaped, and the upper surface and the lower surface of the inner side surface of the movable seat are respectively contacted with the upper surface and the lower surface of the dental plate 1 after installation, namely, the movable seat 6 is clamped on the dental plate 1. Remove and be provided with sand grip 61 on the seat 6, sand grip 61 sets up in the bottom of removing 6 medial surfaces of seat, and sand grip 61 inserts the alveolus of dental lamina 1 when removing 6 installations, ensures to remove 6 can fix a position the installation and also guarantee that it is difficult to not hard up after the atress. The tooth plate 1 is provided with a row of threaded holes 9 matched with the hand screws 8 for use, and the distance between the threaded holes 9 is half of the distance between the 2 hand screws 8.

The joint opening arm 7 consists of a support 71, a control handle 72, a joint arm 73 and a small opening plate 74, the control handle 72 is installed on the moving seat 6 through the support 71, and the joint arm 73 is arranged at the front end of the control handle 72; the front end of the joint arm 73 is provided with a small opening plate 74, and the small opening plate 74 is a flat plate with the front end tilted downwards. The support 71 can rotate, so that the operation range is expanded; the control handle 72 can control the movement, the steering and the positioning of the articulated arm 73; the articulated arm 73 is composed of more than ten spherical joints, and can move and position in a universal way. The control principle is similar to that of the heart stabilizer, and the parts such as a spring, a hollow screw, a cushion cover, a locking nut and the like in the heart stabilizer are not described in detail.

As shown in fig. 4, the large opening plate 4 is composed of a rectangular sleeve 41, a plate 42, a rotating shaft 43, a limiting column 44 and a clearance groove 45, the plate 42 is rotatably arranged on the bottom surface of the rectangular sleeve 41 through the rotating shaft 43, and the plate 42 can rotate around the rotating shaft 43. Limiting columns 44 are arranged on two sides of the rotating shaft 43, and the limiting columns 44 are fixed on the rectangular sleeve 41. The upper surface of the plate 42 is provided with a clearance groove 45 for avoiding the limiting column 44, and the maximum rotation angle of the plate 42 is 30 degrees under the action of the limiting column 44 and the clearance groove 45. Meanwhile, the limiting column 44 also increases the stress pivot of the plate 42.

In order to meet the use requirements of different types of surgical incisions, the large opening plate 4 is provided with a plurality of different types of plates, such as plates with different widths, plates with different heights and plates with different rotation angles. The size of the large spreader plate commonly used in the operation process is 3cm × 5cm, 5cm × 3cm, 5cm × 5cm, 8 × 5cm and 10cm × 5 cm. The small spreader plate 74 has a size of two thirds of the size of the large spreader plate 4.

The utility model has the advantages that the utility model designs the kidney transplantation operation spreader, which is additionally provided with a shapeable and fixable joint spreading arm consisting of more than ten joint structures besides a fixed spreading arm and a movable spreading arm, the far end of the joint spreading arm is connected with a spreading plate with proper width and depth, and the shape and the position of the joint spreading arm can be randomly changed according to the requirements in the operation so as to achieve the purpose of exposing the operative field. In the process of kidney transplantation operation, especially for patients with more fat, the large opening plate at the front ends of the fixed opening arm and the movable opening arm can not completely open and expose the operation areas such as iliac vessels and bladder which need anastomosis, thereby influencing the operation and invisibly improving the risk and difficulty of the operation. In addition, the joint struts the arm and can be according to the condition in the art through moulding, places the tissue that influences the art field with the big distraction plate of its distal end and struts to this degree of difficulty and the risk that reduces the operation reduces the cost of labor simultaneously. For example, when exposing the iliac vessels, the large opening plate at the front ends of the fixed opening arm and the movable opening arm can be used for opening the tissues at the left side and the right side, the joint opening arm can open the tissues at the upper part of the operative field, and the joint opening arm can open the tissues at the lower part of the operative field, namely the tissues on the pubic symphysis, when exposing the bladder operation.

Although particular embodiments of the present invention have been described and illustrated in detail, it should be noted that various changes and modifications could be made to the above-described embodiments without departing from the spirit of the utility model and the scope of the appended claims.

Claims

1. A kidney transplantation operation spreader comprises a dental plate (1), a fixed spreading arm (2), a movable spreading arm (3), a large spreading plate (4) and a rotating handle (5), wherein the fixed spreading arm (2) is fixedly arranged at the left end of the dental plate (1), the movable spreading arm (3) is movably arranged on the dental plate (1), and the movable spreading arm (3) realizes the functions of moving and fixing through the rotating handle (5); the front ends of the fixed opening arm (2) and the movable opening arm (3) are provided with a large opening plate (4);

the device is characterized by further comprising a moving seat (6), a joint opening arm (7) and a hand-screwed screw (8), wherein the joint opening arm (7) is fixedly arranged on the moving seat (6); the movable seat (6) is movably arranged on the dental lamina (1) through a hand-screwed screw (8), and a row of threaded holes (9) matched with the hand-screwed screw (8) for use are formed in the dental lamina (1).

2. The renal transplantation surgical dilator according to claim 1, wherein the movable base (6) is provided with a protruding strip (61), and the protruding strip (61) is inserted into the alveolus of the dental plate (1) when the movable base (6) is installed.

3. A kidney transplant surgery distractor according to claim 2, wherein the large distraction plate (4) is detachably mounted at the front ends of the fixed distraction arm (2) and the movable distraction arm (3).

4. The kidney transplantation operation spreader according to claim 3, wherein the large spreader plate (4) is composed of a rectangular sleeve (41), plate leaves (42), a rotating shaft (43), limiting columns (44) and clearance grooves (45), the plate leaves (42) are rotatably arranged on the bottom surface of the rectangular sleeve (41) through the rotating shaft (43), and the limiting columns (44) are arranged on two sides of the rotating shaft (43); and the upper surface of the plate (42) is provided with a clearance groove (45) for avoiding the limiting column (44).

5. The renal transplant surgical spreader of claim 4, wherein the maximum rotation angle of the leaf (42) is 30 °.

6. A kidney transplant surgical spreader in accordance with claim 5, wherein said large spreader plate (4) is provided with a plurality of different sizes.

7. The kidney transplantation surgery spreader according to claim 6, wherein the joint spreading arm (7) is composed of a support (71), a control handle (72), a joint arm (73) and a small spreading plate (74), the control handle (72) is installed on the movable base (6) through the support (71), and the joint arm (73) is arranged at the front end of the control handle (72); the control handle (72) can control the movement, the steering and the positioning of the articulated arm (73); the front end of the joint arm (73) is provided with a small opening plate (74).