CN112790814B - Quick blocking device of free skin flap transplantation operation blood vessel - Google Patents
Quick blocking device of free skin flap transplantation operation blood vessel Download PDFInfo
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- CN112790814B CN112790814B CN202110084616.1A CN202110084616A CN112790814B CN 112790814 B CN112790814 B CN 112790814B CN 202110084616 A CN202110084616 A CN 202110084616A CN 112790814 B CN112790814 B CN 112790814B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B17/1227—Spring clips
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Abstract
The invention relates to a rapid blocking device for a blood vessel in a free skin flap transplanting operation, which comprises a vascular clamp, a vascular clamp sheath and a vascular clamp closing handle; the tail end is a circular ring, the center is a trapezoid bending shape with the same direction concave, and the tip end is provided with a fastener structure; the open end of the vascular clamp sheath is fixedly provided with a vascular clamp separation blade, the vascular clamp is hinged, and the vascular clamp separation blade is arranged in the vascular clamp separation blade; a plurality of vascular clamps are arranged on the vascular clamp sheath inwards in a circular ring manner, and a vascular clamp closing handle is assembled on the side wall of the vascular clamp sheath; the vascular clamp closing handle comprises a connecting rod, a pressing rod and a closing rod; the connecting rod is two symmetrical rectangular sheets, the pressing rod is n-shaped and is arranged on the vascular clamp sheath; the closing rod is two rectangular sheets, one end of the closing rod is fixedly connected with the head end of the connecting rod, the other end of the closing rod obliquely extends to the upper side edge of the pressing sheet of the vascular clamp, small cylinders are connected between the two rectangular sheets, and the inclination direction of the closing rod is the reverse direction of the connecting rod. The invention is used for rapidly blocking the blood vessel in the skin flap transplanting operation, and is convenient for the electric hook to cut off the blood vessel so as to shorten the operation time.
Description
Technical Field
The invention relates to the field of medical appliances, in particular to a rapid blocking device for a blood vessel in a free skin flap transplanting operation.
Background
Skin flaps are broadly defined as living tissue masses with their own blood supply, containing skin tissue, and can be divided into pedicel flaps and free flaps. The pedicel skin flap is characterized in that a part of the skin flap is connected with a body (skin flap supply area) in the process of forming and transferring the skin flap, the connected part is called a stem part, so that blood supply of the skin flap is kept, other surfaces and deep surfaces except the stem part are separated from the body, after the skin flap is transferred to a covered wound surface (skin flap receiving area), nutrition is still supplied by blood in the stem part in the early stage, and blood tubes around the wound surface of the skin flap receiving area grow into the skin flap to strengthen the blood supply of the skin flap.
The free skin flap belongs to an axial skin flap, namely an axial artery and vein are contained in a skin flap supply region, the skin flap is cut and completely separated from the supply region, and after the skin flap is transferred to a receiving region, an axial blood vessel contained in the skin flap is anastomosed with a corresponding blood vessel of the receiving region. The skin flap supply area needs to be completely cut and contains the axial artery and vein in the cutting process, and because the axial blood vessel contains a large number of branch blood vessels, the branch blood vessels need to be ligatured and cut in the separation process of the axial blood vessels, the manual ligation in the process is time-consuming, the skill and the patience of a test operator are tested, and the time-consuming operation is more time-consuming for the operator with insufficient experience.
In summary, the problems to be solved by the present invention are as follows:
the manual ligation of a large number of branch blood vessels of the cardiovascular system in the skin flap supply area cutting process of the free skin flap transplanting operation is long in time consumption and inconvenient to operate.
Disclosure of Invention
In order to solve the problems, the scheme of the invention is as follows: provides a rapid blocking device for blood vessels in free skin flap transplantation operation.
A rapid vascular occlusion device for free skin flap implantation surgery, which comprises a vascular clip, a vascular clip sheath and a vascular clip closing handle;
the vascular clamp is characterized in that the vascular clamp is provided with two clamping pieces which are folded in half, the tail end of the vascular clamp is a circular ring, the opening end is unfolded at a certain angle, and the centers of the two clamping pieces are in a trapezoid bending shape which is concave in the same direction; the tips of the two clamping sheets are provided with a fastener structure for fixing the two clamping sheets together;
the vascular clamp sheath is a hollow rectangular strip, the lower bottom surface of the vascular clamp sheath is open, a vascular clamp blocking piece is fixed below the open end, and the upper end of the open end is movably hinged with the vascular clamp pressing piece; a vascular clip pushing sheet is arranged in the vascular clip sheath, and a spring is arranged between the vascular clip pushing sheet and the inner bottom surface of the vascular clip sheath; a plurality of vascular clamp rings are inwards placed in the vascular clamp sheath, and the vascular clamp closing handles are assembled on the vascular clamp sheath through cylindrical shafts on two sides of the vascular clamp sheath;
the vascular clamp closing handle comprises a connecting rod, a pressing rod and a closing rod; the connecting rods are two symmetrical rectangular pieces, a round hole is formed in the front end of each connecting rod and is movably connected with the cylindrical shaft of the vascular clamp sheath, and the vascular clamp sheath is arranged between the connecting rods; the pressing rod is n-shaped and is arranged on the vascular clamp sheath and is vertically and fixedly connected with the tail end of the connecting rod; the closing rod is two rectangular sheets, one end of the closing rod is fixedly connected with the head end of the connecting rod, the other end of the closing rod obliquely extends to the upper side edge of the pressing sheet of the vascular clamp, small cylinders are connected between the two rectangular sheets, and the inclination direction of the closing rod is the reverse direction of the connecting rod.
Further, the vascular clamp is made of elastic insulating plastic.
Further, the fastener structure is a rectangular block with the tip of a clamping piece protruding towards the inner side of the opening, a rectangular groove is formed in the center line of the rectangular block, and a small rectangular groove is formed in the side wall of the rectangular groove; the tip of the other holding piece is a rectangular block internally wedged into the rectangular groove, and a plurality of spherical particles are protruded on the two side walls of the rectangular block.
Further, the vascular clamp baffle plate is an L-shaped bent rectangular strip, and a chute is arranged on the surface of the rectangular strip facing the vascular clamp pressing plate; the vascular clamp pressing sheet is a rectangular straight strip, and a sliding groove is formed in the surface facing the vascular clamp blocking sheet.
Further, a return spring is connected between the pressing rod and the vascular clamp sheath.
The application method of the rapid vascular occlusion device for free skin flap implantation operation comprises the following steps:
(1) The vascular clamp is arranged in the vascular sheath, and the blocking device is placed aside for standby;
(2) Preliminary separation is carried out on the skin flap, and the blood vessel to be blocked is exposed:
(3) Picking up a blood vessel, probing the sheath of the blood vessel to the blood vessel, placing the blood vessel into a trapezoid concave part of the blood vessel clamp, pressing a pressing rod of a closing handle of the blood vessel clamp, enabling a connecting rod to move by taking a cylinder shaft as an axis, downwards pressing a pressing sheet of the blood vessel clamp by the closing rod in a lever mode, and pressing a fastener structure of the blood vessel clamp by the pressing sheet of the blood vessel clamp together;
(4) The vascular clamp sheath is withdrawn, the reset spring bounces the pressing rod to reset the closing handle of the vascular clamp, the vascular clamp pushing sheet pushes the next vascular clamp out under the action of the spring, and the vascular clamp slides out along the vascular clamp pressing sheet and the vascular clamp blocking sheet sliding groove and is blocked by the vascular clamp blocking sheet;
(5) Lifting the blood vessel again, and blocking the other end of the blood vessel;
(6) Severing the blood vessel between the two vascular clamps using an electrical hook;
(7) Repeating the steps (2) - (6) to cut all blood vessels needing cutting:
(8) Cutting the circular ring on the vascular clamp by pliers, and removing the vascular clamp;
(9) And cleaning and sterilizing the blocking device.
The invention has the beneficial effects that:
(1) The vascular clamp disclosed by the invention can clamp a blood vessel rapidly through the vascular clamp sheath, can clamp the blood vessel continuously, and has the advantages of high efficiency and short time;
(2) The tail end of the vascular clamp is provided with the circular ring, and the vascular clamp is separated by cutting the circular ring, so that the vascular clamp is convenient to take down;
(3) The invention cuts off the blood vessel by using the electric hook, automatically closes the blood vessel after cutting off, avoids massive hemorrhage, and simultaneously the vascular clamp is made of insulating materials, thereby effectively preventing the electric hook from burning out redundant blood vessels.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a rapid vascular occlusion device for free flap implantation;
FIG. 2 is a schematic side view of a rapid vascular occlusion device for free flap implantation;
FIG. 3 is a schematic view of the structure of the tail end view surface of the rapid vascular occlusion device for free flap implantation;
FIG. 4 is a schematic cross-sectional view of a rapid vascular occlusion device for free flap implantation;
fig. 5 is a schematic view of a structure of a vascular clamp;
the components in the drawings of the specification and the reference numerals are as follows:
the blood vessel clip comprises a blood vessel clip 1, a blood vessel clip sheath 2, a blood vessel clip closing handle 3, a circular ring 4, a fastener structure 5, spherical particles 6, a blood vessel clip baffle 7, a blood vessel clip pressing piece 8, a blood vessel clip pushing piece 9, a spring 10, a cylinder shaft 11, a sliding groove 12, a connecting rod 13, a pressing rod 14, a closing rod 15, a small cylinder 16 and a return spring 17.
Detailed Description
The following will clearly and fully describe the embodiments of the present invention by way of specific examples, which are not described in detail herein, in which the free flap implantation is prior art.
Example I
The rapid vascular occlusion device for free skin flap implantation surgery has the structure shown in figures 1-5, and comprises a vascular clip 1, a vascular clip sheath 2 and a vascular clip closing handle 3;
the vascular clamp 1 is provided with two clamping pieces which are folded in half, the tail end of the vascular clamp 1 is a circular ring 4, the opening end is unfolded for a certain angle, and the centers of the two clamping pieces are in a trapezoid bending shape which is concave in the same direction; the tips of the two clamping sheets are provided with a fastener structure 5 for fixing the two clamping sheets together; the vascular clamp 1 is made of elastic insulating plastic, and the current of the electric hook can be prevented from burning out excessive blood vessels when the electric hook is used; the fastener structure 5 is a rectangular block with the tip of a clamping piece protruding towards the inner side of the opening, a rectangular groove is formed in the center line of the rectangular block, and a small rectangular groove is formed in the side wall of the rectangular groove; the tip of the other clamping piece is a rectangular block internally wedged into the rectangular groove, a plurality of spherical particles 6 are protruded on the two side walls of the rectangular block, the spherical particles 6 are clamped in the small rectangular groove after the rectangular block is wedged into the rectangular groove, the clamping piece is fixed, and blood vessels are blocked; the trapezoidal curved shape allows the clip 1 to remain translatable as it slides within the clip sheath 2 and chute 12;
the vascular clamp sheath 2 is a hollow rectangular strip, the lower bottom surface of the vascular clamp sheath is open, a vascular clamp baffle 7 is fixed below the open end, and the upper end of the open end is movably hinged with a vascular clamp pressing sheet 8; the inside of the vascular clamp sheath 2 is provided with a vascular clamp pushing piece 9, and a spring 10 is arranged between the vascular clamp pushing piece 9 and the inner bottom surface of the vascular clamp sheath 2; a plurality of blood vessel clamps 1 are arranged on the blood vessel clamp sheath 2 inwards, and the blood vessel clamp closing handle 3 is assembled on the blood vessel clamp sheath 2 through the cylindrical shafts 11 on two sides of the blood vessel clamp sheath 2; the vascular clamp baffle 7 is an L-shaped bent rectangular strip, and a chute 12 is arranged on the surface of the rectangular strip facing the vascular clamp pressing sheet 8; the vascular clamp pressing sheet 8 is a rectangular straight strip, a sliding groove 12 is formed in the surface facing the vascular clamp pressing sheet 7, the circular ring 4 of the vascular clamp 1 is inwards arranged in the vascular clamp sheath 2, the vascular clamp 1 is always pushed forwards by the vascular clamp pressing sheet 9 under the action of the spring 10, after one vascular clamp 1 is used, the subsequent vascular clamp 1 is automatically supplemented between the vascular clamp pressing sheet 7 and the vascular clamp pressing sheet 8 along the sliding groove 12 of the vascular clamp pressing sheet 7, and the vascular clamp pressing sheet 7 prevents the vascular clamp 1 from being ejected out of the vascular clamp sheath 2 by the pushing sheet;
the vascular clamp closing handle 3 comprises a connecting rod 13, a pressing rod 14 and a closing rod 15; the connecting rods 13 are two symmetrical rectangular sheets, a round hole is formed in the front end of each connecting rod and is movably connected with the cylindrical shaft 11 of the vascular clamp sheath 2, and the vascular clamp sheath 2 is arranged between the connecting rods 13; the pressing rod 14 is n-shaped and is arranged on the vascular clamp sheath 2 and is vertically and fixedly connected with the tail end of the connecting rod 13; the closing rod 15 is two rectangular sheets, one end of the closing rod is fixedly connected with the head end of the connecting rod 13, the other end of the closing rod extends to the upper side edge of the vascular clamp pressing sheet 8 in an inclined mode, small cylinders 16 are arranged between the two rectangular sheets to be connected, and the inclination direction of the closing rod 15 is the reverse direction of the connecting rod 13; a return spring 17 is connected between the pressing rod 14 and the vascular clamp sheath 2, and the return spring 17 springs the pressing rod 14 to enable the vascular clamp closing handle 3 to return to the original position, and the vascular clamp pressing sheet 8 opens under the action of the elastic force of the next vascular clamp 1; the connecting rod 13, the pressing rod 14 and the closing rod 15 form a lever with the cylindrical shaft 11 of the vascular clamp sheath 2, and pressing the pressing rod 14 to close the closing rod 15 also presses down the vascular clamp pressing piece 8 to clamp the vascular clamp 1.
Example II
The application method of the rapid vascular occlusion device for free skin flap implantation operation comprises the following steps:
(1) The vascular clamp 1 is arranged in the vascular sheath, and the blocking device is placed aside for standby;
(2) Preliminary separation is carried out on the skin flap, and the blood vessel to be blocked is exposed:
(3) The blood vessel is lifted, the vascular clamp sheath 2 is detected to the blood vessel, the blood vessel is placed in the trapezoid concave part of the vascular clamp 1, the pressing rod 14 of the vascular clamp closing handle 3 is pressed, the connecting rod 13 moves by taking the cylindrical shaft 11 as the shaft, the closing rod 15 is pressed downwards by the vascular clamp pressing sheet 8 in a lever mode, and the fastener structure 5 of the vascular clamp 1 is pressed and buckled together by the vascular clamp pressing sheet 8;
(4) The vascular clamp sheath 2 is withdrawn, the return spring 17 bounces the pressing rod 14 to return the vascular clamp closing handle 3, the vascular clamp pushing sheet 9 pushes out the next vascular clamp 1 under the action of the spring 10, and the vascular clamp 1 slides out along the vascular clamp pressing sheet 8 and the chute 12 of the vascular clamp blocking sheet 7 and is blocked by the vascular clamp blocking sheet 7;
(5) Lifting the blood vessel again, and blocking the other end of the blood vessel;
(6) Cutting the vessel between the two vascular clamps 1 using an electrical hook;
(7) Repeating the steps (2) - (6) to cut all blood vessels needing cutting:
(8) Cutting the circular ring 4 on the vascular clamp 1 by pliers, and removing the vascular clamp 1;
(9) And cleaning and sterilizing the blocking device.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and the present invention is not limited to the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention without departing from the design concept of the present invention should fall within the protection scope of the present invention, and the claimed technical content of the present invention is fully described in the claims.
Claims (5)
1. The utility model provides a free flap transplantation operation blood vessel quick blocking device which characterized in that: comprises a vascular clamp, a vascular clamp sheath and a vascular clamp closing handle;
the vascular clamp is characterized in that the vascular clamp is provided with two clamping pieces which are folded in half, the tail end of the vascular clamp is a circular ring, the opening end is unfolded at a certain angle, and the centers of the two clamping pieces are in a trapezoid bending shape which is concave in the same direction; the tips of the two clamping sheets are provided with a fastener structure for fixing the two clamping sheets together;
the vascular clamp sheath is a hollow rectangular strip, the lower bottom surface of the vascular clamp sheath is open, a vascular clamp blocking piece is fixed below the open end, and the upper end of the open end is movably hinged with the vascular clamp pressing piece; a vascular clip pushing sheet is arranged in the vascular clip sheath, and a spring is arranged between the vascular clip pushing sheet and the inner bottom surface of the vascular clip sheath; a plurality of vascular clamp rings are inwards placed in the vascular clamp sheath, and the vascular clamp closing handles are assembled on the vascular clamp sheath through cylindrical shafts on two sides of the vascular clamp sheath;
the vascular clamp closing handle comprises a connecting rod, a pressing rod and a closing rod; the connecting rods are two symmetrical rectangular pieces, a round hole is formed in the front end of each connecting rod and is movably connected with the cylindrical shaft of the vascular clamp sheath, and the vascular clamp sheath is arranged between the connecting rods; the pressing rod is n-shaped and is arranged on the vascular clamp sheath and is vertically and fixedly connected with the tail end of the connecting rod; the closing rod is two rectangular sheets, one end of the closing rod is fixedly connected with the head end of the connecting rod, the other end of the closing rod obliquely extends to the upper side edge of the pressing sheet of the vascular clamp, small cylinders are connected between the two rectangular sheets, and the inclination direction of the closing rod is the reverse direction of the connecting rod.
2. The rapid occlusion device for free flap implantation surgery vessels of claim 1, wherein: the vascular clamp is made of elastic insulating plastic.
3. The rapid occlusion device for free flap implantation surgery vessels of claim 1, wherein: the fastener structure is characterized in that the tip of a clamping piece protrudes a rectangular block towards the inner side of the opening, a rectangular groove is formed in the center line of the rectangular block, and a small rectangular groove is formed in the side wall of the rectangular groove; the tip of the other holding piece is a rectangular block internally wedged into the rectangular groove, and a plurality of spherical particles are protruded on the two side walls of the rectangular block.
4. The rapid occlusion device for free flap implantation surgery vessels of claim 1, wherein: the vascular clamp baffle plate is an L-shaped bent rectangular strip, and a chute is arranged on the surface of the rectangular strip facing the vascular clamp pressing plate; the vascular clamp pressing sheet is a rectangular straight strip, and a sliding groove is formed in the surface facing the vascular clamp blocking sheet.
5. The rapid occlusion device for free flap implantation surgery vessels of claim 1, wherein: a reset spring is connected between the pressing rod and the vascular clamp sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084616.1A CN112790814B (en) | 2021-01-21 | 2021-01-21 | Quick blocking device of free skin flap transplantation operation blood vessel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084616.1A CN112790814B (en) | 2021-01-21 | 2021-01-21 | Quick blocking device of free skin flap transplantation operation blood vessel |
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| CN112790814A CN112790814A (en) | 2021-05-14 |
| CN112790814B true CN112790814B (en) | 2023-08-01 |
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| CN202110084616.1A Active CN112790814B (en) | 2021-01-21 | 2021-01-21 | Quick blocking device of free skin flap transplantation operation blood vessel |
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| CN110353757A (en) * | 2018-04-11 | 2019-10-22 | 柯惠Lp公司 | Ligation clip with lock-in feature and holding feature |
| EP3552560A1 (en) * | 2018-04-11 | 2019-10-16 | Covidien LP | Ligation clip with latching and retention features |
| CN109171886A (en) * | 2018-10-19 | 2019-01-11 | 朱少金 | Hysteroscope jaw type blood vessel suture instrument |
| CN109965931A (en) * | 2019-05-16 | 2019-07-05 | 吉林大学第一医院 | A kind of automatic hemostasis device of operations on cranium and brain scalp |
| CN110051402A (en) * | 2019-05-16 | 2019-07-26 | 吉林大学第一医院 | A kind of manual hemostasis device of operations on cranium and brain scalp |
| CN110507381A (en) * | 2019-09-25 | 2019-11-29 | 江苏三联星海医疗器械股份有限公司 | A kind of ligation clip of adjustable closed-gap |
| CN211511933U (en) * | 2019-09-26 | 2020-09-18 | 无锡东峰怡和科技发展有限公司 | Multifunctional blood vessel clamping device |
| CN211796698U (en) * | 2020-01-10 | 2020-10-30 | 诸暨市鹏天医疗器械有限公司 | Hemostatic clamp |
| CN211985550U (en) * | 2020-01-20 | 2020-11-24 | 曹亮 | Hemostatic forceps for general surgery department |
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