CN109223088A - Vascular occlusion clamp for laparoscopic surgery - Google Patents
Vascular occlusion clamp for laparoscopic surgery Download PDFInfo
- Publication number
- CN109223088A CN109223088A CN201811317291.1A CN201811317291A CN109223088A CN 109223088 A CN109223088 A CN 109223088A CN 201811317291 A CN201811317291 A CN 201811317291A CN 109223088 A CN109223088 A CN 109223088A
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- Prior art keywords
- pair
- binding clip
- outer tube
- vascular occlusion
- handle
- Prior art date
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- 206010053648 Vascular occlusion Diseases 0.000 title claims abstract description 34
- 208000021331 vascular occlusion disease Diseases 0.000 title claims abstract description 34
- 238000002357 laparoscopic surgery Methods 0.000 title claims abstract description 19
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 27
- 210000000078 claw Anatomy 0.000 claims description 35
- 238000011010 flushing procedure Methods 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 238000011079 streamline operation Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 6
- 206010028980 Neoplasm Diseases 0.000 description 5
- 210000001841 basilar artery Anatomy 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 210000001631 vena cava inferior Anatomy 0.000 description 4
- 210000001015 abdomen Anatomy 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003447 ipsilateral effect Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010071229 Procedural haemorrhage Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013059 nephrectomy Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000002796 renal vein Anatomy 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- 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
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Reproductive Health (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of vascular occlusion clamps for laparoscopic surgery, comprising: a pair of of clamp handle；The fixed pliers head and movable binding clip being hinged；Interlinked mechanism is closed for what a pair of of clamp handle and fixed pliers head, movable binding clip were connected as one；Wherein, when the pair of clamp handle is closed, interlinked mechanism is closed by described and drives the movable binding clip mobile towards the fixed pliers head direction, keeps the movable binding clip and the fixed pliers head relatively closed, block blood vessel will pass through a pair of of binding clip of closure.Vascular occlusion clamp of the invention, on the basis of meeting laparoscopic procedure requirement, abundant streamline operation ensures operation safety so that blood vessel is blocked safely, effectively to carry out.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of vascular occlusion clamps for laparoscopic surgery.
Background technique
Laparoscopic surgery has the characteristics that operation wound is small, post-operative recovery is fast, deep to be liked by many patients.With instrument and
Technology is constantly progressive, and laparoscope is applied to more and more field of surgery.Hemostatic fashion includes pressure in Laparoscopic Surgery
Compel, tie, the approach such as coagulation, relative to open surgery, laparoscopic surgery field range is small, quick in art, a large amount of bleeding meeting
It influences the laparoscopic surgery visual field and then influences to operate.Since kidney blood fortune is abundant, partial nephrectomy is past in urological surgery
Toward Basilar artery hilus renalis blood vessel is needed to reduce intraoperative hemorrhage, is clamped under laparoscope frequently with Bulldog and block blood vessel.Kidney is quiet
It needs to block renal vein, even inferior caval vein in arteries and veins tumor bolt removal surgery, since blood vessel is larger, need to usually make completely to guarantee to block
It is clamped with two or more blockings, complicated operation under laparoscope.In addition, being difficult in laparoscopic surgery once big angiorrbagia
Timely stopped blooding, limited view in art, operating difficulties must switch to out abdomen immediately and further be stopped blooding.
Therefore, a kind of large vascular blocking forceps exclusively for laparoscope design are clinically needed.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems, provides a kind of vascular occlusion clamp for laparoscopic surgery,
On the basis of meeting laparoscopic procedure requirement, abundant streamline operation is protected so that blood vessel is blocked safely, effectively to carry out
Hinder operation safety.
Above-mentioned purpose to realize the present invention, the present invention provide a kind of vascular occlusion clamp for laparoscopic surgery, packet
It includes: a pair of of clamp handle；The fixed pliers head and movable binding clip being hinged；A pair of of clamp handle and fixed pliers head, movable binding clip are connected as
Interlinked mechanism is closed in opening for one；Wherein, when the pair of clamp handle is closed, interlinked mechanism is closed by described and drives the activity
Binding clip is mobile towards the fixed pliers head direction, keeps the movable binding clip and the fixed pliers head relatively closed, is closed with will pass through
A pair of of binding clip of conjunction blocks blood vessel.
Wherein, it includes: the outer tube that its front end is connect with fixed pliers head tail end that described, which is closed interlinked mechanism,；It is placed in outer tube
And the rod assembly being fixedly connected with movable binding clip；The rear end of outer tube, rod assembly and the pair of clamp handle are connected as one
Connection component；Wherein, when the pair of clamp handle is closed, drive the rod assembly described outer by the connection component
Opposite outer tube moves backward in pipe, keeps the movable binding clip mobile towards the fixed pliers head direction, so as to the movable binding clip
It is relatively closed with the fixed pliers head
Preferably, the connection component includes: the first connecting portion part for connecting the pair of clamp handle；After connecting the outer tube
The second connecting portion part at end and the pair of clamp handle front end；Connect the third interconnecting piece of the rod assembly and first connecting portion part
Part.
Preferably, described first connecting portion part includes a pair of of the handle connection sheet being placed between the pair of clamp handle, often
One end of a handle connection sheet is corresponding with a clamp handle hinged, and the other end is hinged with another handle connection sheet.
Preferably, the second connecting portion part includes: the outer tube joint that its front end is connect with the outer tube；Its front end and outer
The claw beam connector of pipe fitting connection, its rear end and the front end of the pair of clamp handle are respectively articulated with；Wherein, the outer tube joint and institute
The center for stating claw beam connector is respectively equipped with the centre bore being intertwined.
Preferably, the third connecting component includes: that its rear end and the other end of the pair of handle connection sheet are hinged
Rod head；The draw-bar guide sleeve in sleeve-shaped in the centre bore of the claw beam connector is protruded into its front end；Wherein, the pull rod
The rear end of component passes through the draw-bar guide sleeve and connect with the rod head front end.
Preferably, the rod assembly includes: the front tension bar that its front end is fixedly connected with the movable binding clip；Its rear end with
The back stay of the rod head connection；Its both ends is separately connected the adapter tube of front tension bar and back stay.
Preferably, the flushing hole with its centre bore vertical connection is set on the claw beam connector, in order to pass through flushing hole
The soiling solution entered in the outer tube is rinsed.
It further, further include the flush-through connection component being coupled with flushing hole on the claw beam connector.
Preferably, the fixed pliers head and movable binding clip respectively include the heel positioned at front end, connect with heel rear end
Connect and it is parallel with the central axis of the outer tube so as to the axial parallel parallel clamping part of blood vessel to be held.
Further, the fixed pliers head and movable binding clip respectively further comprise: the central axis of central shaft and the outer tube
Interconnecting piece that is parallel or being overlapped；The arc interconnecting piece that its both ends is connected with interconnecting piece, the parallel clamping part respectively；Wherein, institute
The central axis for stating parallel clamping part is parallel with the central axis of the interconnecting piece, and the heel and the arc connecting portion in
The parallel clamping part it is ipsilateral, to be surrounded and vessel between the heel, parallel clamping part, arc interconnecting piece
Groove.
Compared with prior art, the vascular occlusion clamp for laparoscopic surgery of the invention has the advantages that
1, vascular occlusion clamp of the invention is completed the blocking of big blood vessel under laparoscope using single instrument, it is difficult to simplify operation
Degree, and the purposes such as Basilar artery blood vessel, the control of big angiorrbagia, the taking-up of inferior vena cava tumor bolt suitable for art.
2, vascular occlusion clamp of the invention, a pair of of binding clip front curvature and with axially parallel recessed with blood vessel to be blocked
Slot, therefore blood vessel can effectively be blocked by single instrument.
The present invention is described in detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is perspective view of the present invention for the vascular occlusion clamp of laparoscopic surgery；
Fig. 2 a is the main view of the vascular occlusion clamp for laparoscopic surgery of the first structure of the invention；
Fig. 2 b is the part A enlarged drawing of vascular occlusion clamp shown in Fig. 2 a；
Fig. 3 is the bottom view of the vascular occlusion clamp previous section of the first structure of the invention；
Fig. 4 is the structural schematic diagram of outer tube joint of the present invention；
Fig. 5 a is the structural schematic diagram of claw beam connector of the present invention；
Fig. 5 b is the part B enlarged drawing of claw beam connector shown in Fig. 5 a；
Fig. 6 is the bottom view of the fixed pliers head of the first structure of the invention；
Fig. 7 is the main view of the fixed pliers head of the first structure of the invention；
Fig. 8 is the bottom view of the movable binding clip of the first structure of the invention；
Fig. 9 is the main view of the movable binding clip of the first structure of the invention；
Figure 10 is the bottom view of the vascular occlusion clamp previous section of second of structure of the invention；
Figure 11 is the bottom view of the vascular occlusion clamp previous section of the third structure of the invention；
Figure 12 is the enlarged drawing of fixed pliers head part of the present invention teeth；
Figure 13 is the enlarged drawing of adjustable clamp head point of the present invention teeth.
Specific embodiment
As shown in Figure 1, for the perspective view of the vascular occlusion clamp provided by the present invention for laparoscopic surgery, Fig. 2, Fig. 3, figure
10, Figure 11 is respectively three kinds of structural schematic diagrams of vascular occlusion clamp of the present invention, and as seen from the figure, which includes: a pair
Clamp handle 13, including the first clamp handle 131, the second clamp handle 132；The fixed pliers head 1 and movable binding clip 2 being hinged；By a pair of of clamp handle
Interlinked mechanism is closed with what fixed pliers head 1, movable binding clip 2 were connected as one；Wherein, it when a pair of of clamp handle is closed, is closed by
Interlinked mechanism drive activity binding clip 2 is mobile towards 1 direction of fixed pliers head, keeps movable binding clip 2 and fixed pliers head 1 relatively closed, with
A pair of of the binding clip that will pass through closure blocks blood vessel.
Vascular occlusion clamp of the invention, for the tube placing device adapted in a tubular form with laparoscopic surgery, a pair of of binding clip is worn
If crossing tube placing device and stretching out from tube placing device front end, and a pair of of clamp handle exposes to tube placing device rear end, so that operator is by setting pipe
Conjunction is held outside device or opens a pair of of clamp handle, can make to reach a pair of of binding clip closure at blood vessel or is opened.It is closed when a pair of of clamp handle is opposite
When conjunction, a pair of of binding clip is relatively closed to be passed through from tube placing device, and when a pair of of clamp handle is opened, a pair of of binding clip is opposite to be opened, will be a pair of
Binding clip is placed in the two sides of blood vessel to be blocked respectively, is then closed a pair of of clamp handle, so that a pair of of binding clip is driven to be closed, and it is a pair of
Binding clip can block blood vessel when being closed.
Specifically, as shown in Figure 1 and Figure 2, a pair of of clamp handle 13 of the invention includes the first clamp handle 131 and the second clamp handle 132,
First clamp handle, 131 rear end is welded with cricoid the first compression ring held convenient for operator, and 132 rear end of the second clamp handle is welded with ring
The second compression ring of shape held convenient for operator is respectively equipped with opposite stretch in the inside of the first clamp handle 131 and the second clamp handle 132
The first fixture block and the second fixture block out.Loosening when preferably, to prevent a pair of of clamp handle from clamping, in the first fixture block and the second fixture block
The fin parallel with the length extending direction of clamp handle, groove can be respectively set on matching surface, when so as to the clamping of a pair of of clamp handle
Fin can be mutually clamped with groove.
First clamp handle 131 and the second clamp handle 132 are closed interlinked mechanism with respectively and are connect, so as in the first clamp handle 131 and the
When two clamp handles 132 are closed, interlinked mechanism drive activity binding clip 2 is closed towards the movement of 1 direction of fixed pliers head by, makes movable binding clip
2 is relatively closed with fixed pliers head 1.
Wherein, open that close interlinked mechanism include: the outer tube 3 that its front end is connect with 1 tail end of fixed pliers head；It is placed in outer tube 3
And the rod assembly being fixedly connected with movable binding clip 2；The rear end of outer tube 3, rod assembly and a pair of of clamp handle are connected as one
Connection component；Wherein, when a pair of of clamp handle is closed, driving rod assembly by connection component, opposite outer tube 3 is backward in outer tube 3
It is mobile, keep movable binding clip 2 mobile towards 1 direction of fixed pliers head, so that movable binding clip 2 and fixed pliers head 1 are relatively closed.
And connection component includes: the first connecting portion part for connecting a pair of of clamp handle 13；Connect 3 rear end of outer tube and a pair of of clamp handle 13
The second connecting portion part of front end；The third connecting component of connecting rod component and first connecting portion part.
Wherein, first connecting portion part includes a pair of of the handle connection sheet 11 being placed between a pair of of clamp handle 13, each handle
One end of connection sheet 11 is corresponding with a clamp handle hinged, and the other end is hinged with another handle connection sheet 11.That is, such as Fig. 1
Shown, first handle connection sheet one end in a pair of of handle connection sheet 11 and the middle part of the first clamp handle 131 are hinged, and a pair of of handle connects
Second handle connection sheet handle connection sheet one end in contact pin 11 and the middle part of the second clamp handle 132 are hinged, and first handle connects
The piece other end and the second handle connection sheet other end are hinged, to pass through a pair of of handle connection sheet 11 for a pair of of clamp handle 13
Middle part link together.
Wherein, second connecting portion part includes: the outer tube joint 4 that its front end is connect with outer tube 3；Its front end and outer tube joint 4
The claw beam connector 5 of connection, its rear end and the front end of a pair of of clamp handle are respectively articulated with；At the center of outer tube joint 4 and claw beam connector 5 point
The centre bore that She You be intertwined.
Outer tube 3 of the invention is cylindrical shape, and the outer wall of 4 front end of outer tube joint connect with outer tube 3, when design, outer tube joint 4
It can be threadedly coupled with outer tube 3, it can also be using interference fit connection.For convenient for 4 rear end of outer tube joint is connected with claw beam connector 5
It connects, as shown in figure 4, the outer diameter of 4 rear end of outer tube joint is less than the outer diameter of front end, and front-end and back-end are connected using cone, so as to
Claw beam connector 5 is limited by the conical surface of cone.
In order to keep rod assembly mobile relative to outer tube 3 in outer tube 3, the present invention is arranged at the center of outer tube joint 4
Centre bore 41, so that rod assembly passes through.In addition, the present invention is also vertical with its centre bore 41 in the setting of the rear end of outer tube joint 4
The inlet opening 42 of connection.
Wherein, the rear end of outer tube joint 4 is connect with claw beam connector 5, and as shown in Figure 5 a, which is taper type,
Center is equipped with the mutually perforative centre bore 51 of centre bore 41 with outer tube joint 4, so that rod assembly sequentially passes through 51 He of centre bore
Centre bore 41.In addition, 5 front of claw beam connector also sets up the flushing hole 52 with 51 vertical connection of centre bore, rinsed in order to pass through
52 pairs of the hole soiling solution entered in outer tube 3 is rinsed.The flushing hole 52 connection corresponding with the inlet opening 42 of 4 rear end of outer tube joint.
Correspondingly, to prevent the flushing hole 52 that soiling solution (such as blood) passes through claw beam connector 5 during operation from entering in outer tube
Portion and influence service performance, the invention also includes the matched flush-through connection components of the flushing hole 52 with claw beam connector 5.Such as Fig. 2 a
Shown, which includes: the flush-through connection 8 that its lower end is used to be threadedly coupled with flushing hole 52, is had for upper end
The bolt of seal cap 6；It is nested with the O-ring seals 7 at 8 middle part of flush-through connection to seal it with flushing hole 52.It is being not required to externally
When being rinsed inside pipe, flush-through connection component is installed in flushing hole 52, when needing to rinse, flush-through connection 8 is screwed off,
It is rinsed again by the water filling of flushing hole 52.
For convenient for the first claw beam 131 and the second claw beam 132 being connected by claw beam connector 5,5 rear end of claw beam connector (i.e.
Outer diameter is compared with big end) two sides are respectively set a pair of of the arc hinge socket part protruded axially outwards along it, and close to each curved hinge
Hinge hole 53 is set at portion, correspondingly, being also respectively set in the front end of the first claw beam 131 and the second claw beam 132 corresponding hinged
Hole is cut with scissors claw beam connector 5 and the first claw beam 131, the second claw beam 132 with the hinge screws 9 that will pass through across hinge hole 53 respectively
It is connected together.
When assembly, the rear end of outer tube joint 4 is inserted in the front of 5 centre bore 51 of claw beam connector, when plant, can use
It is full of cooperation, and keeps the inlet opening 42 of 4 rear end of outer tube joint corresponding with the flushing hole 52 of claw beam connector 5.For convenient for by external pipe connection
First 4 carry out limit to the insertion depth of outer tube joint 4 and to outer tube joint 4 and third connecting component when connecting with claw beam connector 5
10 junction of draw-bar guide sleeve carry out, sealing ring 14, phase are set in the centre bore 51 between outer tube joint 4 and draw-bar guide sleeve 10
It answers, 5 centre bore 51 of claw beam connector is with small step-like centre bore, that is, as shown in Figure 5 b, the connection with outer tube joint 4
The center-hole diameter at place 54 is greater than the diameter with the junction 56 of third interconnecting piece, and is arranged between two junctions 54,56
The flat segments 55 parallel with center axis thereof, so that sealing ring 14 is placed in flat segments 55.
Wherein, third connecting component includes: its rear end rod head hinged with the other end of a pair of of handle connection sheet 11
12；The draw-bar guide sleeve 10 in sleeve-shaped in the centre bore of claw beam connector 5 is protruded into its front end；Wherein, the rear end of rod assembly
It is connect across draw-bar guide sleeve 10 with 12 front end of rod head.The 51 back segment spiral shell of centre bore of 10 front end of draw-bar guide sleeve and claw beam component 5
Line connection.
The rod assembly being arranged in outer tube of the invention includes: the front tension bar that its front end is fixedly connected with movable binding clip 2
17；The back stay 15 that its rear end is connect with rod head 12；Its both ends is separately connected the adapter tube 16 of front tension bar 17 and back stay 15.
Wherein, back stay 15, front tension bar 17 and the both ends of adapter tube 17 are respectively fixedly connected with, as being connected to one by the way of interference fit
It rises, or is linked together using riveting or screw connection manner.
For convenient for blocking blood vessel, taking out inferior vena cava tumor bolt, a pair of of binding clip front of the invention uses bending with groove
(as shown in Figure 2 b).
Specifically, as shown in Figure 6, Figure 7, fixed pliers head 1 of the invention includes the heel 1d and heel positioned at front end
The connection of the rear end 1d and it is parallel with the central axis of outer tube 3 so as to the axial parallel parallel clamping part 1c of blood vessel to be held；Wherein
Mandrel it is parallel with the central axis of outer tube 3 or be overlapped interconnecting piece 1a；Its both ends respectively with interconnecting piece 1a, parallel clamping part 1c connection
Arc interconnecting piece 1b；Wherein, the central axis of parallel clamping part 1c is parallel with the central axis of interconnecting piece 1a, and heel 1d and arc
Shape interconnecting piece 1b is located at the ipsilateral of parallel clamping part 1c, to enclose between heel 1d, parallel clamping part 1c, arc interconnecting piece 1b
At the groove with vessel.The interconnecting piece 1a of fixed pliers head 1 is fixed together with 1 front end of outer tube.
Correspondingly, the structure of movable binding clip 2 of the invention is similar with the structure of fixed pliers head 1, comprising: positioned at the curved of front end
Head 24, with 24 rear end of heel connection and parallel with the central axis of outer tube 3 so as to axially parallel flat with blood vessel to be held
Row clamping part 23；Central shaft it is parallel with the central axis of outer tube 3 or be overlapped interconnecting piece 21；Its both ends respectively with interconnecting piece 21,
The arc interconnecting piece 22 that parallel clamping part 23 connects；Wherein, the central axis of the central axis of parallel clamping part 23 and interconnecting piece 21 is flat
Row, and heel 24 is located at the ipsilateral of parallel clamping part 23 with arc interconnecting piece 22, so as to heel 24, parallel clamping part 23,
The groove with vessel is surrounded between arc interconnecting piece 22.
It is opposite with movable binding clip in fixed pliers head for the ease of being clamped blood vessel using fixed pliers head and movable binding clip
The teeth to match are respectively set in surface, that is, teeth 1f as shown in figure 12 is set on fixed pliers head as shown in Figure 7,
Teeth 25 as shown in fig. 13 that are set on movable binding clip as shown in Figure 9, together with teeth 1f can be mutually twisted with teeth 25.
It is connected as one in order to which a pair of of binding clip is closed interlinked mechanism with, strip is arranged in the interconnecting piece 1a of fixed pliers head 1
Along longitudinal direction run through fixed pliers head 1 through-hole 1e, accordingly, movable binding clip 2 interconnecting piece 21 setting it is corresponding with through-hole 1e
Through-hole 26, so that connector such as pin or other elements are passed through through-hole 1e and through-hole 26, and by movable binding clip 2 and grips pincers
First 1 is hinged.In addition, the interconnecting piece 21 in movable binding clip 2 is also set up for being cut with scissors it with front tension bar 17 by connector
The through-hole 27 being connected together, equally, connector can use pin or other elements.
It, can be with adapted not when design to make vascular occlusion clamp of the invention can be adapted for the blood vessel blocking of a variety of operations
Multiple groups binding clip (such as Fig. 3, Figure 10, figure different with the outer tube and binding clip front groove depth of length
Shown in 11), the depth of groove is followed successively by 2cm, 3.0cm, 1.25cm respectively, so as to be directed to different-diameter blood vessel
It is selected.The length of vascular occlusion clamp of the invention is suitable for laparoscopic surgery, while can flexibly pass through abdomen when using
The small notch of 12mm Trocar or abdomen 1.5cm enter abdominal cavity.The resistance of big blood vessel under laparoscope is completed using single instrument
It is disconnected, simplify operation difficulty, the purposes such as Basilar artery blood vessel, the control of big angiorrbagia, the taking-up of inferior vena cava tumor bolt suitable for art.
In conclusion compared with prior art, the vascular occlusion clamp for laparoscopic surgery of the invention has following excellent
Point:
1, vascular occlusion clamp of the invention is completed the blocking of big blood vessel under laparoscope using single instrument, it is difficult to simplify operation
Degree, and the purposes such as Basilar artery blood vessel, the control of big angiorrbagia, the taking-up of inferior vena cava tumor bolt suitable for art.
2, vascular occlusion clamp of the invention, a pair of of binding clip front curvature and with axially parallel recessed with blood vessel to be blocked
Slot, therefore blood vessel can effectively be blocked by single instrument.
Although the present invention has been described above with particularity, however, the present invention is not limited thereto, those skilled in the art can
It is modified with principle according to the present invention, therefore, the various modifications that all principles according to the invention carry out all should be understood as
Fall into protection scope of the present invention.
Claims (10)
1. a kind of vascular occlusion clamp for laparoscopic surgery characterized by comprising
A pair of of clamp handle；
The fixed pliers head and movable binding clip being hinged；
Interlinked mechanism is closed for what a pair of of clamp handle and fixed pliers head, movable binding clip were connected as one；
Wherein, when the pair of clamp handle is closed, interlinked mechanism is closed by described and drives the movable binding clip towards described solid
It is mobile to determine binding clip direction, keeps the movable binding clip and the fixed pliers head relatively closed, will pass through a pair of of binding clip resistance of closure
Disconnected blood vessel.
2. vascular occlusion clamp according to claim 1, which is characterized in that described is closed interlinked mechanism and include:
The outer tube that its front end is connect with fixed pliers head tail end；
It is placed in the rod assembly being fixedly connected in outer tube and with movable binding clip；
The connection component that the rear end of outer tube, rod assembly and the pair of clamp handle are connected as one；
Wherein, when the pair of clamp handle is closed, rod assembly phase in the outer tube is driven by the connection component
Outer tube is moved backward, keeps the movable binding clip mobile towards the fixed pliers head direction, so as to the movable binding clip with it is described
Fixed pliers head is relatively closed.
3. vascular occlusion clamp according to claim 2, which is characterized in that the connection component includes:
Connect first connecting portion part of the pair of clamp handle；
Connect the second connecting portion part of the outer tube back-end Yu the pair of clamp handle front end；
Connect the third connecting component of the rod assembly and first connecting portion part.
4. vascular occlusion clamp according to claim 3, which is characterized in that described first connecting portion part is described including being placed in
A pair of of handle connection sheet between a pair of of clamp handle, one end of each handle connection sheet is corresponding with a clamp handle hinged, the other end with
Another handle connection sheet is hinged.
5. vascular occlusion clamp according to claim 4, which is characterized in that the second connecting portion part includes:
The outer tube joint that its front end is connect with the outer tube；
The claw beam connector that its front end is connect with outer tube joint, its rear end and the front end of the pair of clamp handle are respectively articulated with；
Wherein, the center of the outer tube joint and the claw beam connector is respectively equipped with the centre bore being intertwined.
6. vascular occlusion clamp according to claim 5, which is characterized in that the third connecting component includes:
The hinged rod head of the other end of its rear end and the pair of handle connection sheet；
The draw-bar guide sleeve in sleeve-shaped in the centre bore of the claw beam connector is protruded into its front end；
Wherein, the rear end of the rod assembly passes through the draw-bar guide sleeve and connect with the rod head front end.
7. vascular occlusion clamp according to claim 6, which is characterized in that the rod assembly includes:
The front tension bar that its front end is fixedly connected with the movable binding clip；
The back stay that its rear end is connect with the rod head；
Its both ends is separately connected the adapter tube of front tension bar and back stay.
8. vascular occlusion clamp according to claim 5, which is characterized in that setting is hung down with its centre bore on the claw beam connector
Direct-connected logical flushing hole, in order to be rinsed by flushing hole to the soiling solution entered in the outer tube.
9. vascular occlusion clamp according to claim 8, which is characterized in that further include matching with flushing hole on the claw beam connector
The flush-through connection component connect.
10. vascular occlusion clamp according to claim 1, which is characterized in that the fixed pliers head and movable binding clip wrap respectively
Include positioned at front end heel, with heel rear end connect and it is parallel with the central axis of the outer tube so as to blood vessel to be held
Axial parallel parallel clamping part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317291.1A CN109223088A (en) | 2018-11-07 | 2018-11-07 | Vascular occlusion clamp for laparoscopic surgery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317291.1A CN109223088A (en) | 2018-11-07 | 2018-11-07 | Vascular occlusion clamp for laparoscopic surgery |
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| CN109223088A true CN109223088A (en) | 2019-01-18 |
Family
ID=65077043
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811317291.1A Pending CN109223088A (en) | 2018-11-07 | 2018-11-07 | Vascular occlusion clamp for laparoscopic surgery |
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Cited By (1)
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|---|---|---|---|---|
| CN110123414A (en) * | 2019-06-03 | 2019-08-16 | 北京大学第一医院 | A kind of laparoscope satinsky's clamp |
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