CN115969446A - Tension-reducing anastomosis equipment - Google Patents

Abstract

A tension-reducing anastomosis device comprises an anastomosis sheet, wherein a plurality of barb-shaped thorn convex parts are distributed on the end surfaces of two sides of the anastomosis sheet; the inosculating sheet comprises a first sheet and a second sheet, wherein the side, close to each other, of the two sheets is provided with a close edge; the stabbing convex parts on the two sheets are arranged towards the direction close to the edges respectively by taking the close edges as boundaries. The sheet-shaped anastomosis sheet is beneficial to reducing the suture labor intensity of doctors on the wound, and avoids the complex suture and knotting operation. The convex part formed on the surface of the anastomosis sheet can fix the wound in the skin, so that the scars on the surface of the healed skin are greatly reduced. The sheet-shaped inosculating sheet can lead the thorn convex parts to be arranged in parallel, and is beneficial to uniform tensioning when being tensioned to approach. The barbs arranged on the side parts of the main thorns effectively prevent the skin from being separated from the main thorns, and the fixing effect of the thorn convex parts on the skin is enhanced.

Description

Tension-reducing anastomosis equipment

Technical Field

The invention relates to the field of medical instruments, in particular to a tension-reducing anastomosis instrument.

Background

Medical sutures are widely used in clinical commercial textile materials, and can achieve wound closure, tissue attachment, and tissue closure. However, the conventional medical suture requires a large amount of knotting operation by an operator during the operation, and the operation is complicated and consumes a lot of time. With the development of the technology, the suture line with the barb structure is researched and invented, so that the operation suture is faster and simpler, and the knotting is avoided; the stress of the barbed suture line is uniformly distributed in the tissue, and the wound pain can be effectively relieved. As application number CN201220721681.7 discloses a suture line with evenly distributed inclined barbs on the line body, the suture line body generates reverse resistance in a wound, the line body is prevented from being separated, the knotting process of the suture line body in the operation is omitted, the operation is simple, the operation time is shortened, the work efficiency of a medical institution is improved, but when the suture line is used for suturing the wound, the suture line needs to be repeatedly inserted into the skin, so that skin surface scars after healing are obvious.

Prior art application number CN202120636442.0 discloses a two-way barb suture line and suture line subassembly, it directly places under the skin to taut suture line through the snare of tip, subcutaneous suture effect has been guaranteed, but its using-way is single use, so when sewing up the surface of a wound efficiency is lower, and the operation surface of a wound is more for the linear type wound, if the depth of parallelism of each suture line is held poorly when using this kind of suture line to sew up, lead to the wound dislocation when the suture line is taut easily, thereby make the wound healing after not pleasing to the eye enough. Therefore, a tension-reducing anastomosis apparatus is needed to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to solve the technical problems and provide a tension-reducing anastomosis device.

In order to achieve the purpose, the invention adopts the following technical scheme: a tension-reducing anastomosis device comprises an anastomosis sheet, wherein a plurality of barb-shaped thorn convex parts are distributed on the end surfaces of two sides of the anastomosis sheet;

the inosculating sheet comprises a first sheet and a second sheet, wherein one side of the two sheets close to each other is provided with a close edge; the stabbing convex parts on the two sheets are arranged towards the direction close to the edges respectively by taking the close edges as boundaries.

Furthermore, the convex parts are respectively arranged in rows on the first sheet material and the second sheet material, and the arrangement direction of the convex parts in rows is vertical to the side close to the convex parts.

Furthermore, the raised parts arranged on the first sheet material and the second sheet material are symmetrically and equidistantly distributed relative to the adjacent edge.

Furthermore, the thorn convex part comprises a main thorn and at least one side thorn, the side thorn is arranged on the periphery of the main thorn, and the thorn point direction of the side thorn is opposite to the thorn point direction of the main thorn.

Furthermore, the included angle between the stabbing convex part and the anastomotic sheet is 35-55 degrees.

A use method of a tension-reducing anastomosis device is characterized by comprising the following steps:

s1, trimming and flattening two sides of a wound to be sutured, performing electrocoagulation hemostasis on subcutaneous tissues, and judging the area and depth of a wound surface on the inner side of the wound;

s2, trimming the length of the anastomotic sheet according to the judgment result to enable the anastomotic sheet to be anastomotic with the length of the wound;

s3, placing the anastomotic sheet on the substrate layer, enabling the close edge to coincide with the wound suture line, pressing the anastomotic sheet, and enabling the stabbing convex part on the lower side of the anastomotic sheet to be stabbed into the substrate layer, so that the whole anastomotic device and the substrate layer are fixed in position;

s4, the free layer covers the basal layer, whether the alignment of the two sides of the wound is good or not is checked, the suture line of the wound is enabled to coincide with the approaching edge, if the wound is aligned and has deviation, the free layer can be lifted again for alignment, after the alignment is finished, the free layer is pressed, the lower side of the free layer is pricked into the pricking part on the upper side of the anastomotic sheet, and the pricking part on the two sides of the anastomotic sheet fixes the basal layer and the free layer.

Compared with the prior art, the invention has the beneficial effects that:

1. the sheet-shaped anastomosis sheet is beneficial to reducing the suture labor intensity of doctors on the wound, and avoids the complex suture and knotting operation.

2. The protruding part formed on the surface of the anastomotic sheet can fix the wound in the skin, so that the scar on the surface of the skin after healing is greatly reduced.

3. The sheet-like anastomotic sheet can enable the barbed protrusions to be arranged in parallel, and can facilitate uniform tensioning when the barbed protrusions are tensioned to be close to each other.

4. The barbs arranged on the side parts of the main thorns can effectively prevent the skin from being separated from the main thorns and enhance the fixing effect of the thorns and convex parts on the skin.

Drawings

FIG. 1 is a side view of a tension reducing anastomosis apparatus in accordance with the present invention;

FIG. 2 is a second side view of a tension reducing anastomosis apparatus in accordance with the present invention;

FIG. 3 is a top view of the tension reducing anastomosis apparatus of the present invention;

FIG. 4 is a schematic view of a tension reducing anastomosis apparatus of the present invention implanted in the skin;

FIG. 5 is a second schematic view of the tension-reducing anastomosis apparatus of the present invention implanted in the skin.

In the figure: 1. stapling the sheets; 2. a barbed protrusion; 3. a first sheet material; 4. a second sheet material; 5. close to the edge; 8. main stabs; 9. side stabbing; 14. a base layer; 15. a free layer; 16. and (3) epidermis.

Detailed Description

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

The embodiment of the application provides a tension-reducing anastomosis apparatus. The following are detailed below. It will be appreciated that the medical device is intended for subcutaneous use, so that the various components of the device are manufactured from a material which is absorbed by the skin, and the device will also be absorbed and disappear virtually after the skin wound has healed, and in the prior art, for example: the natural suture is prepared from collagen of healthy mammals or artificially synthesized polymers, and comprises animal tendon suture, catgut, silk and cotton silk thread, and is degraded by digestion of related enzymes in vivo. The artificial absorbable suture line comprises nylon, polyethylene and polypropylene, or polylactic acid, polyglycolic acid, polylactic glycolic acid ester and polydioxanone. The biological compatibility is implanted into a body, and the biological compatibility can be completely degraded and absorbed by a human body in a hydrolysis mode after a period of time without stitch removal.

The first embodiment is as follows:

as shown in fig. 1 and 3, the sheet material comprises an anastomotic sheet material 1, wherein a plurality of barbed protruding parts 2 are distributed on the end surfaces of two sides of the anastomotic sheet material 1; the inosculating sheet 1 comprises a first sheet material 3 and a second sheet material 4, wherein one side of the two sheet materials which are close to each other is provided with a close-up edge 5; the thorn convex part 2 on two sheets is with being close to 5 and setting up towards the direction that is close to 5 on limit respectively, owing to form flaky fixed, effectively increase fixed area to fixed speed is very fast, after the wound healing, because this equipment all adopts the material preparation that can be absorbed by the human body, thereby has avoided the step of taking out stitches. As shown in fig. 3, the protruding parts 2 are respectively arranged in rows on the first sheet 3 and the second sheet 4, and the arrangement direction of the rows of protruding parts 2 is perpendicular to the approaching edge 5. The rows of the convex parts 2 are respectively arranged on the first sheet material 3 and the second sheet material 4 in rows, when the convex parts 2 are arranged in parallel in rows, the fixing area in the skin can be increased when the convex parts 2 are used in the skin, so that the tension of the opening trend of the wound can be uniformly reduced, the fixing effect on the skin is better,

furthermore, the barbed protrusions 2 arranged on the first sheet material 3 and the second sheet material 4 are symmetrically and equidistantly distributed relative to the close edge 5; as shown in fig. 1, the protruding parts 2 on both sides of the first sheet 3 are formed into a fishbone-shaped structure, the tips of the protruding parts 2 on both sides of the first sheet 3 are all towards one side close to the edge 5, the upper and lower sides of the second sheet 4 are also provided with symmetrical fishbone-shaped protruding parts 2, the protruding parts 2 on the second sheet 4 are close to the side close to the edge 5 in a direction opposite to the direction of the first sheet 3, so that the protruding parts 2 on the first sheet 3 and the second sheet 4 are symmetrically arranged around the close edge 5. And the angle between the barbed protrusions 2 and the anastomotic sheet 1 is 35-55 deg., preferably the angle between the barbed protrusions 2 and the anastomotic sheet 1 is 45 deg..

The second embodiment:

if the pricking protrusion 2 is only designed as the structure shown in fig. 1, the pricking can conveniently prick the skin and can easily slip out of the skin to cause failure of skin fixation, as an improvement, as shown in fig. 2, the pricking protrusion 2 comprises at least one main prick and at least one side prick, the side prick is arranged around the main prick, and the pricking tip of the side prick points to the opposite direction to the pricking tip of the main prick; as shown in the figure, the double fixation of the main prick and the side prick effectively improves the fixation effect on the skin and prevents the skin from being separated from the anastomotic sheet 1 due to the action of the patient.

A use method of a tension-reducing anastomosis device is characterized by comprising the following steps:

s1, trimming and flattening two sides of a wound to be sutured, performing electrocoagulation hemostasis on subcutaneous tissues, and judging the area and depth of a wound surface on the inner side of the wound;

s2, trimming the length of the anastomotic sheet 1 according to the judgment result to enable the anastomotic sheet to be anastomotic with the length of the wound, wherein the anastomotic sheet 1 is wirelessly extended along the direction close to the edge 5, and when the anastomotic sheet is actually used, the anastomotic sheet 1 is obtained and trimmed according to the length and the shape of the wound;

s3, placing the anastomosis sheet 1 on a substrate layer, enabling the near edge 5 to coincide with the wound suture line, pressing the anastomosis sheet 1, and enabling the stabbing convex part 2 on the lower side of the anastomosis sheet 1 to be stabbed into the substrate layer as shown in fig. 4, so that the whole anastomosis device and the substrate layer are fixed in position;

s4, covering the free layer on the basal layer, checking whether the two sides of the wound are well aligned, enabling the suture line of the wound to coincide with the approaching edge 5 as shown in figure 5, if the wound is aligned and deviated, lifting the free layer again for alignment, and after the alignment is finished, pressing the free layer to enable the lower side of the free layer to be pricked into the stabbing convex part 2 on the upper side of the anastomosis sheet 1, and enabling the stabbing convex parts 2 on the two sides of the anastomosis sheet 1 to fix the basal layer and the free layer; the spine convex parts 2 on the two sides of the anastomosis sheet 1 are respectively pricked into the basal layer and the free layer, so that the free layer and the basal layer which are opened at the surgical wound can be quickly connected and fixed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (6)

1. A tension-reducing anastomosis device is characterized by comprising an anastomosis sheet (1), wherein a plurality of barb-shaped thorn convex parts (2) are distributed on the end surfaces of two sides of the anastomosis sheet (1);

the inosculating sheet (1) comprises a first sheet (3) and a second sheet (4), wherein a close edge (5) is arranged on one side of the two sheets close to each other; the protruding parts (2) on the two sheets are respectively arranged towards the direction close to the edge (5) with the close edge (5) as a boundary.

2. A tension relief anastomosis apparatus according to claim 1, wherein said barbed protrusions (2) are arranged in a plurality of rows on said first sheet (3) and said second sheet (4), respectively, said rows of barbed protrusions (2) being arranged in a direction perpendicular to said proximal edges.

3. A tension relief anastomosis device according to claim 1, wherein said barbed protrusions (2) provided on said first (3) and second (4) sheets are symmetrically and equidistantly distributed with respect to the proximal edge.

4. A tension reducing anastomosis apparatus according to claim 1, wherein said barbed protrusions (2) comprise a main barb (8) and a side barb (9), said side barb (9) being provided with at least one, said side barb (9) being provided around said main barb (8), the point of said side barb (9) pointing away from the point of said main barb (8).

5. A tension reducing anastomosis apparatus according to claim 1, wherein said barbed protrusions (2) are angled with respect to the anastomosis sheet (1) at an angle of between 35 ° and 55 °.

6. A use method of a tension-reducing anastomosis apparatus is characterized by comprising the following steps:

s1, trimming and flattening two sides of a wound to be sutured, performing electric coagulation hemostasis on subcutaneous tissues, and judging the area and depth of a wound surface on the inner side of the wound;

s2, trimming the length of the inosculating sheet (1) according to the judgment result to enable the length to be inosculated with the length of the wound;

s3, placing the anastomosis sheet material (1) on a substrate layer (14), enabling the near edge (5) to coincide with the wound suture line, pressing the anastomosis sheet material, and enabling the stabbing convex part (2) on the lower side of the anastomosis sheet material to be stabbed into the substrate layer (14), so that the whole anastomosis device and the substrate layer (14) are fixed in position;

s4, covering the free layer (15) on the basal layer (14), checking whether the two sides of the wound are well aligned, enabling the suture line of the wound to coincide with the approaching edge (5), if the wound is aligned to have deviation, lifting the free layer (15) again to align, after aligning is finished, pressing the free layer (15), enabling the lower side of the free layer (15) to be pricked into the pricking convex part (2) on the upper side of the anastomotic sheet (1), and enabling the pricking convex parts (2) on the two sides of the anastomotic sheet (1) to fix the basal layer (14) and the free layer (15).

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