CN110559027A - abdominal wall puncture pricking hole suturing device - Google Patents
abdominal wall puncture pricking hole suturing device Download PDFInfo
- Publication number
- CN110559027A CN110559027A CN201910687184.6A CN201910687184A CN110559027A CN 110559027 A CN110559027 A CN 110559027A CN 201910687184 A CN201910687184 A CN 201910687184A CN 110559027 A CN110559027 A CN 110559027A
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- Prior art keywords
- sleeve
- puncture
- suturing device
- hole
- suture
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- 210000003815 abdominal wall Anatomy 0.000 title claims abstract description 29
- 238000009958 sewing Methods 0.000 claims abstract description 16
- 239000013013 elastic material Substances 0.000 claims description 3
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 16
- 210000002784 stomach Anatomy 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010019909 Hernia Diseases 0.000 description 1
- 241001484259 Lacuna Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012830 laparoscopic surgical procedure Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
- A61B2017/0446—Means for attaching and blocking the suture in the suture anchor
- A61B2017/0461—Means for attaching and blocking the suture in the suture anchor with features cooperating with special features on the suture, e.g. protrusions on the suture
- A61B2017/0462—One way system, i.e. also tensioning the suture
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
- A61B2017/0472—Multiple-needled, e.g. double-needled, instruments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The abdominal wall puncture and hole-poking suturing device provided by the invention comprises a sleeve, a push rod, a connecting rod, a clamping block, two suturing needles and a suture line; two first grooves are symmetrically formed in the side wall of the bottom of the sleeve; the clamping block is hinged with the bottom of the first groove, the clamping block is hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the push rod; the push rod is sleeved in the sleeve; the clamping block is used for fixing the suture needle; two sewing needles are respectively arranged on the two clamping blocks; two ends of the suture line are respectively connected with the tails of the two suture needles. This application, the both ends of a stylolite are connected with two sewing needles respectively, stab the hole suturing device through the stomach wall puncture and wear out the abdominal cavity with two sewing needles from stabbing the abdominal cavity after card working channel sends into the abdominal cavity with two sewing needles from stabbing the hole both sides to extract the sewing needle from the grip block, then the stylolite main part is detained in the abdominal cavity, demolish the stomach wall puncture and stab the hole suturing device and stab and adopt the legal stitching of butt joint to stab the hole behind the card, easy operation sews up effectually.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an abdominal wall puncture and puncture suturing device.
Background
laparoscopic surgical procedures must establish a working channel in the abdominal wall by means of a trocar (trocar) through which surgical instruments such as elongated forceps, electric hooks, ultrasonic knives, etc. are passed into the lacuna to perform a surgical procedure for excising the lesion. At present, the size of the poking card is 5mm-12mm, generally, poking holes are needed for abdominal walls larger than 5mm, after the operation is finished, the operation holes need to be sutured and closed, but because the diameter of the poking holes is small, if the tissues of each layer of the abdominal cavity are to be closed in such a narrow space, the operation is very difficult, and improper suturing of the poking holes easily causes postoperative poking hole complications, such as: bleeding, puncture hernia, puncture effusion, severe infection and the like, which are not beneficial to the recovery of patients.
the patent publication No. CN105748121A Chinese invention 2016, 7 and 13 discloses a "endoscope puncture stitching instrument". The Chinese patent with publication number CN105640600B, patent invention No. 3 and 27 in 2018, discloses a 'laparoscope post-operation poking and clamping hole suturing device'. The invention patent publication No. CN109620322A Chinese invention patent 2019, 4.16.4 discloses a fixed stamp card with a function of incision stitching. The chinese utility model patent No. CN208659434U, publication No. 3/29 in 2019 discloses a "damage-proof hole-piercing stapler". The chinese utility model patent publication No. CN208659435U, publication No. 3/29 in 2019 discloses a "hole-poking suturing device".
The device has the defects of complex operation and poor clinical application experience. Therefore, there is a need to develop a puncture suturing device with simple operation and good suturing effect.
Disclosure of Invention
Aiming at the defects in the prior art, the abdominal wall puncture and puncture suturing device provided by the invention solves the technical problems of complex operation and poor clinical application experience of the conventional puncture suturing device.
in order to achieve the purpose, the invention is realized by the following technical scheme:
An abdominal wall puncture hole-poking suturing device comprises a sleeve, a push rod, a connecting rod, a clamping block, two suturing needles and a suture line; two first grooves are symmetrically formed in the side wall of the bottom of the sleeve; the clamping block is hinged with the bottom of the first groove, one side, close to the axis of the sleeve, of the clamping block is hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the bottom end of the push rod; the push rod is sleeved in the sleeve, the top of the push rod extends to the outside of the top end of the sleeve, and the push rod moves up and down relative to the sleeve; the clamping block is used for fixing the suture needle; the tail parts of the two suture needles are respectively arranged on the clamping blocks at the two sides of the bottom of the sleeve; and two ends of the suture line are respectively connected with the tails of the two suture needles.
Optionally, the clamping block is made of an elastic material, a mounting hole is formed in the top surface of the clamping block, the diameter of the mounting hole is smaller than the maximum outline size of the tail portion of the suture needle, and the tail portion of the suture needle is embedded into the mounting hole.
Optionally, one side of the clamping block, which is far away from the axis of the sleeve, is provided with a wire slot, the wire slot is communicated with the mounting hole, and the wire slot is used for placing the suture.
optionally, two second grooves are symmetrically formed in the bottom surface of the sleeve, and the second grooves are located below the first grooves; two third grooves are formed in the top surface of the sleeve and are arranged adjacently; the second groove and the third groove are used for placing the suture.
Optionally, the push rod includes the first body of rod and the second body of rod of coaxial setting, the first body of rod with the second body of rod swivelling joint, the second body of rod bottom with the connecting rod is articulated.
Optionally, a fourth groove is formed in the side wall of the sleeve, the fourth groove is in a zigzag shape, a limiting block is arranged on the first rod body, and the limiting block is slidably sleeved in the fourth groove.
optionally, the sleeve top is further provided with two protrusions, and the two protrusions are symmetrically arranged on the outer wall of the sleeve top.
Optionally, the sleeve comprises a first cylinder and a second cylinder, the first cylinder abutting the second cylinder.
optionally, a first through hole is formed in the first barrel, a second through hole is formed in the second barrel, and the first through hole corresponds to the second through hole in position.
Optionally, a protrusion is arranged on the first barrel, a groove is arranged on the second barrel, and the protrusion corresponds to the groove in position so that the protrusion is embedded into the groove when the first barrel abuts against the second barrel.
According to the technical scheme, the invention has the beneficial effects that:
the abdominal wall puncture and hole-poking suturing device provided by the invention comprises a sleeve, a push rod, a connecting rod, a clamping block, two suturing needles and a suture line; two first grooves are symmetrically formed in the side wall of the bottom of the sleeve; the clamping block is hinged with the bottom of the first groove, one side, close to the axis of the sleeve, of the clamping block is hinged with one end of the connecting rod, and the other end of the connecting rod is hinged with the bottom end of the push rod; the push rod is sleeved in the sleeve, the top of the push rod extends to the outside of the top end of the sleeve, and the push rod moves up and down relative to the sleeve; the clamping block is used for fixing the suture needle; the tail parts of the two suture needles are respectively arranged on the clamping blocks at the two sides of the bottom of the sleeve; and two ends of the suture line are respectively connected with the tails of the two suture needles. This application, the both ends of a stylolite are connected with two sewing needles respectively, stab the hole suturing device through the stomach wall puncture and wear out the abdominal cavity with two sewing needles from stabbing the abdominal cavity after card working channel sends into the abdominal cavity with two sewing needles from stabbing the hole both sides to extract the sewing needle from the grip block, then the stylolite main part is detained in the abdominal cavity, demolish the stomach wall puncture and stab the hole suturing device and stab and adopt the legal stitching of butt joint to stab the hole behind the card, easy operation sews up effectually.
Drawings
in order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic perspective view of a abdominal wall puncture and puncture suturing device;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
FIG. 4 is a sectional view of the abdominal wall puncture and puncture suturing device with a suture needle in a storage position;
FIG. 5 is a cross-sectional view of the abdominal wall piercing and puncturing suturing device with the suturing needle in an operative position;
FIG. 6 is an enlarged view at C of FIG. 4;
FIG. 7 is an enlarged view taken at D in FIG. 5;
FIG. 8 is a schematic structural view of a connecting rod;
FIG. 9 is a schematic view of the connecting rod hinged to the clamping block;
FIG. 10 is a top view of the connecting rod hinged to the clamping block;
FIG. 11 is a simulation view of the working condition of the abdominal wall puncture and puncture suturing device;
FIG. 12 is a schematic view of the abdominal wall puncture and puncture suturing device;
FIG. 13 is a schematic perspective view of a core assembly of the abdominal wall puncture and puncture suturing device;
FIG. 14 is a schematic perspective view of another embodiment of an abdominal wall puncture and puncture suturing device;
FIG. 15 is an enlarged view at E of FIG. 14;
FIG. 16 is a schematic structural view of the first cylinder;
FIG. 17 is a schematic structural view of the second cylinder;
FIG. 18 is a schematic structural view of the push rod;
reference numerals:
1-sleeve, 2-push rod, 3-connecting rod, 4-clamping block, 5-suture needle, 6-suture line, 7-poking card, 8-abdominal tissue and 9-poking hole;
11-a first groove, 12-a second groove, 13-a third groove, 14-a fourth groove, 15-a bulge, 16-a first cylinder, 17-a second cylinder, 21-a first rod, 22-a second rod, 23-a limiting sliding table, 31-a single lug, 32-a notch groove, 41-a mounting hole and 42-a wire groove;
161-first through hole, 162-protrusion, 171-second through hole, 172-groove, 211-limiting block.
Detailed Description
embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
in the description of the present application, it is to be understood that the terms "bottom", "top", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
in the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.
Referring to fig. 1-18, the abdominal wall puncture and puncture suturing device provided by the invention comprises a sleeve 1, a push rod 2, a connecting rod 3, a clamping block 4, two suture needles 5 and a suture line 6; two first grooves 11 are symmetrically formed in the side wall of the bottom of the sleeve 1; the bottom of the clamping block 4 is hinged with the bottom of the first groove 11, one side, close to the axis of the sleeve 1, of the clamping block 4 is hinged with one end of the connecting rod 3, and the other end of the connecting rod 3 is hinged with the bottom end of the push rod 2; the push rod 2 is sleeved in the sleeve 1, the top of the push rod 2 extends to the outside of the top end of the sleeve 1, and the push rod 2 moves up and down relative to the sleeve 1; the clamping block 4 is made of an elastic material, the clamping block 4 is made of elastic rubber, the top end of the clamping block 4 is provided with a mounting hole 41, the diameter of the mounting hole 41 is smaller than the maximum outline size of the tail of the suture needle 5, the mounting hole 41 is used for fixing the suture needle 5, and the suture needle 5 is difficult to naturally fall out or loosen from the mounting hole 41 under the influence of the elastic force of the clamping block 4, namely, the suture needle needs to be manually pulled out by medical staff; the tail parts of the two sewing needles 5 are respectively embedded into the mounting holes 41 of the clamping blocks 4 on the two sides of the bottom of the sleeve 1; two ends of the suture line 6 are respectively connected with the tails of the two suture needles 5. Specifically, the push rod 2 is used for driving the suture needle 5 to include a receiving position (see fig. 6) and an operating position (see fig. 7) relative to the sleeve 1; when the suture needle 5 is located at the receiving position, the suture needle 5 is received in the sleeve 1 so as to facilitate the abdominal wall puncture and puncture suture device to enter into the abdominal cavity through the working channel of the puncture card 7, specifically, the push rod 2 moves upwards, and the clamping block 4 rotates towards a direction close to the sleeve 1 (i.e. rotates inwards) under the influence of the connecting rod 3; when the suture needle 5 is located at the operation position, the suture needle 5 is spread to both sides of the sleeve 1 so that the suture needle 5 can penetrate out of the body from both sides of the puncture hole 9, specifically, the push rod 2 moves downwards, and the clamping block 4 rotates (i.e. rotates outwards) towards a direction away from the sleeve 1 under the influence of the connecting rod 3.
The using method of the device comprises the following steps: preparing before an operation, respectively connecting two ends of a suture line 6 with two suture needles 5, specifically, tying a knot after the suture line 6 passes through needle eyes at the tail parts of the suture needles 5, inserting the suture needles 5 into mounting holes 41 on the clamping blocks 4, and moving the push rod 2 upwards to enable the suture needles 5 to be accommodated in the sleeve 1, preferably, leading the rest parts of the suture line 6 into the sleeve 1 to prevent the suture line 6 from being wound by other foreign matters to influence the operation; in operation, the sleeve 1 is conveyed into an abdominal cavity from a working channel of the poking card 7, the push rod 2 is moved downwards to enable the suture needles 5 to be spread towards two sides of the sleeve 1, then the sleeve 1 is pulled upwards to enable the two suture needles 5 to penetrate out of the abdominal cavity from abdominal cavity tissues 8 at two sides of the poking hole 9, the suture needles 5 are pulled out of the body by using forceps after needle points of the suture needles 5 penetrate out of the abdominal cavity tissues 8, the sleeve 1 needs to be pressed during needle pulling so that the suture needles 5 are pulled out of the clamping block 4 at first, and then the main bodies of the suture threads 5 are retained in the abdominal cavity; and finally, the abdominal wall puncture pricking hole sewing device and the pricking card 7 are detached, and then the pricking hole 9 is sewn by adopting a butt-joint sewing method, so that the operation is simple and the sewing effect is good. It should be noted that, in the preoperative preparation work, the reliability of clamping the suture needle 5 by the clamping block 4 should be checked preferentially, and the situation that the suture needle 5 is relatively loosened and easy to fall off after clamping cannot occur, if the situation occurs, the clamping block 4 should be replaced in time to avoid medical accidents; secondly, checking the motion stability of the transmission parts (the push rod 2, the connecting rod 3 and the clamping block 4), and if the sewing needle 4 cannot be normally propped open or stored, timely overhauling and even complete replacement are needed; finally, the whole set of device is sterilized.
As a further improvement to the above solution, please refer to fig. 9, a slot 42 is disposed on one side of the clamping block 4 away from the axis of the sleeve 1, the slot 42 is communicated with the mounting hole 41, the slot 42 is used for placing the suture 6, and the suture connected to the needle eye at the tail of the suture needle can directly extend from the slot 42 without being elastically pressed by the clamping block 4 together with the tail of the suture needle.
as a further improvement to the above solution, please refer to fig. 2 and fig. 3, two second grooves 12 are symmetrically formed in the bottom surface of the sleeve 1, and the second grooves 12 are located below the first grooves 11; two third grooves 13 are formed in the top surface of the sleeve 1, and the two third grooves 13 are arranged adjacently; the second slot 12 and the third slot 13 are used for placing the suture 6. Specifically, the suture 6 is disposed inside the sleeve 1, and the middle of the suture 6 is disposed outside the top end of the sleeve 1, i.e., the suture 6 is placed in the third groove 13. After the suture needle 5 is inserted into the mounting hole 41, the suture thread 6 is firstly wound on the second groove 12, then the suture thread 6 is extended from the bottom of the sleeve 1 to the top of the sleeve 1 through the inside of the sleeve 1 and then wound on the third groove 13, and the second groove 12 and the third groove 13 effectively limit the moving space of the suture thread 6. This design has standardized the locating position of stylolite, accomodates the stylolite in the sleeve, has avoided the stylolite to twine and influence to stab the hole and sew up by the foreign matter before the art with the art.
As a further improvement to the above solution, please refer to fig. 8-10, two ends of the connecting rod 3 are respectively provided with a notch 32, and the two notch 32 are disposed at two sides of the connecting rod 3. On one hand, when the two connecting rods are hinged with the bottom end of the push rod 2, the design of the notch groove 32 avoids the interference of the two connecting rods when rotating; on the other hand, the two ends are provided with the notch grooves 32 for the convenience of installation, namely, either end can be hinged with the clamping block 4. In one embodiment, a single lug 31 is further provided at both ends of the connecting rod 3, and the connecting rod 3 is hinged with the push rod 2 or the clamping block 4 through the single lug 31. It should be noted that the connecting rod 3 can also be made in a structure in which two rods are eccentrically arranged.
As a further improvement to the above solution, please refer to fig. 13-15, the push rod 2 includes a first rod 21 and a second rod 22 coaxially disposed, the first rod 21 and the second rod 22 are rotatably connected, and the bottom end of the second rod 22 is hinged to the connecting rod 3. Preferably, a fourth groove 14 is formed in the side wall of the sleeve 1, the fourth groove 14 is in a zigzag shape, a limiting block 211 is arranged on the first rod body 21, and the limiting block 211 is slidably sleeved in the fourth groove 14. The fourth groove 14 and the limiting block 211 are used in a matched manner to limit the vertical displacement of the push rod 2, so that the opening angle of the suture needle 5 is controlled, and the operation precision is improved. It should be noted that the fourth groove 14 may also be a vertical groove, and the push rod 2 is a whole rod, and the upper and lower displacement of the push rod 2 is controlled by the upper and lower ends of the vertical groove, so as to control the opening angle of the suture needle 5 and improve the surgical precision.
As a further improvement to the above solution, the top of the sleeve 1 is further provided with two protrusions 15, the two protrusions 15 are symmetrically arranged on the outer wall of the top of the sleeve 1, and the protrusions 15 are used for limiting the depth of the sleeve 1 entering the poking card 7. Referring to FIG. 11, when the bottom surface of the protrusion 15 abuts against the top surface of the poking card 7, the sleeve 1 does not further extend into the abdominal cavity, and the bottom end of the poking card 7 just leaves the first groove 11, so that the suturing needle 5 is spread outwards. It is noted that one protrusion may also enable the present design, and that two symmetrically disposed protrusions are also used to provide a bolt connection hole to facilitate the fastening of the first cylinder 16 and the second cylinder 17.
As a further improvement to the above solution, please refer to fig. 16 and 17, the sleeve 1 includes a first cylinder 16 and a second cylinder 17, and the first cylinder 16 abuts against the second cylinder 17. Particularly, the sleeve 1 is divided into two parts along the middle of the first groove 11 so as to facilitate the installation and replacement of the push rod 2, the connecting rod 3 and the clamping block 4, and meanwhile, the manufacturing difficulty of the sleeve 1 is also reduced. In one embodiment, the first cylinder 16 is provided with a first through hole 161, the second cylinder 17 is provided with a second through hole 171, the first through hole 161 corresponds to the second through hole 171 in position, specifically, the through hole is provided on the protruding portion 15, and the first cylinder 16 and the second cylinder 17 are spliced through a bolt connection. Preferably, a protrusion 162 is arranged on the first cylinder 16, a groove 172 is arranged on the second cylinder 17, the protrusion 162 and the groove 172 are positioned correspondingly so that the protrusion 162 is embedded in the groove 172 when the first cylinder 16 abuts against the second cylinder 17, and the protrusion 162 and the groove 172 are used in a set so as to facilitate splicing and positioning of the first cylinder 16 and the second cylinder 17. Preferably, the protrusion 162 is a snap, the groove 172 is a clamping groove, and the first cylinder 16 and the second cylinder 17 are spliced and positioned through the snap connection.
As a further improvement to the above scheme, please refer to fig. 18, three limiting sliding tables 23 are uniformly arranged on the circumferential surface of the rod body of the push rod 2, the limiting sliding tables 23 extend along the axial direction of the push rod 2, and the limiting sliding tables 23 are abutted to the inner wall of the sleeve 1. In one embodiment, the end surface of the limiting sliding table 23 away from the axis of the sleeve 1 is an arc surface, and the arc surface is tangent to the inner wall of the sleeve 1. Another embodiment, spacing slip table 23 is kept away from the terminal surface in 1 axle center of sleeve is the plane, the plane is followed the fillet is made on 1 axial extension's of sleeve both edges and is handled, two the fillet equally divide do not with 1 inner wall of sleeve is tangent, if do not do the fillet and handle also, nevertheless long-term the use can all produce great wearing and tearing to the edge of sleeve inner wall and spacing slip table, and do the fillet with the edge and handle then effectively reduced wearing and tearing, improved push rod and telescopic life. Push rod 2 constitutes three fulcrum through three spacing slip table 23 and sleeve 1 inner wall to keep coaxial all the time when making push rod 2 and sleeve 1 take place relative movement, improved driven stability and reliability between push rod 2 and connecting rod 3, connecting rod 3 and the grip block 4, simultaneously, the passageway that stylolite 6 passed has been left in the clearance between two arbitrary spacing slip tables 23. It is worth noting that the limiting sliding tables can also be arranged on the inner wall of the sleeve 1, and the three uniformly arranged limiting sliding tables are respectively tangent to the surface of the rod body of the push rod 2, so that the push rod 2 and the sleeve 1 can be always kept coaxial when moving relatively.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. The utility model provides a hole suturing device is stabbed in abdominal wall puncture which characterized in that: comprises a sleeve (1), a push rod (2), a connecting rod (3), a clamping block (4), two suture needles (5) and a suture line (6); two first grooves (11) are symmetrically formed in the side wall of the bottom of the sleeve (1); the clamping block (4) is hinged with the bottom of the first groove (11), one side, close to the axis of the sleeve (1), of the clamping block (4) is hinged with one end of the connecting rod (3), and the other end of the connecting rod (3) is hinged with the bottom end of the push rod (2); the push rod (2) is sleeved in the sleeve (1), the top of the push rod (2) extends to the outside of the top end of the sleeve (1), and the push rod (2) moves up and down relative to the sleeve (1); the clamping block (4) is used for holding the suture needle (5); the tails of the two suture needles (5) are respectively arranged on the clamping blocks (4) on the two sides of the bottom of the sleeve (1); two ends of the suture line (6) are respectively connected with the tails of the two suture needles (5).
2. the abdominal wall puncture and puncture suturing device according to claim 1, wherein: the clamping block (4) is made of elastic materials, a mounting hole (41) is formed in the top surface of the clamping block (4), the diameter of the mounting hole (41) is smaller than the maximum outline size of the tail of the sewing needle (5), and the tail of the sewing needle (5) is embedded into the mounting hole (41).
3. the abdominal wall puncture and puncture suturing device according to claim 2, wherein: one side that grip block (4) kept away from sleeve (1) axle center is equipped with wire casing (42), wire casing (42) with mounting hole (41) intercommunication, wire casing (42) are used for placing stylolite (6).
4. The abdominal wall puncture and puncture suturing device according to claim 1, wherein: two second grooves (12) are symmetrically formed in the bottom surface of the sleeve (1), and the second grooves (12) are located below the first grooves (11); two third grooves (13) are formed in the top surface of the sleeve (1), and the two third grooves (13) are arranged adjacently; the second groove (12) and the third groove (13) are used for placing the suture (6).
5. The abdominal wall puncture and puncture suturing device according to claim 1, wherein: the push rod (2) comprises a first rod body (21) and a second rod body (22) which are coaxially arranged, the first rod body (21) is rotatably connected with the second rod body (22), and the bottom end of the second rod body (22) is hinged to the connecting rod (3).
6. The abdominal wall puncture and puncture suturing device according to claim 5, wherein: be equipped with fourth groove (14) on sleeve (1) lateral wall, fourth groove (14) are the zigzag, be equipped with stopper (211) on the first body of rod (21), stopper (211) cover is established with sliding in fourth groove (14).
7. The abdominal wall puncture and puncture suturing device according to claim 1, wherein: the top of the sleeve (1) is also provided with two bulges (15), and the two bulges (15) are symmetrically arranged on the outer wall of the top of the sleeve (1).
8. The abdominal wall puncture and puncture puncturing device according to any one of claims 1 to 7, wherein: the sleeve (1) comprises a first cylinder (16) and a second cylinder (17), and the first cylinder (16) is abutted to the second cylinder (17).
9. The abdominal wall puncture and puncture suturing device according to claim 8, wherein: be equipped with first through-hole (161) on first barrel (16), be equipped with second through-hole (171) on second barrel (17), first through-hole (161) with second through-hole (171) position corresponds.
10. The abdominal wall puncture and puncture suturing device according to claim 9, wherein: be equipped with arch (162) on first barrel (16), be equipped with recess (172) on second barrel (17), arch (162) with the position of recess (172) corresponds so that when first barrel (16) with when second barrel (17) butt arch (162) imbed in recess (172).
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| CN201910687184.6A CN110559027B (en) | 2019-07-29 | 2019-07-29 | Abdominal wall puncture stabbing hole stitching device |
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| CN201910687184.6A CN110559027B (en) | 2019-07-29 | 2019-07-29 | Abdominal wall puncture stabbing hole stitching device |
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| CN110559027B CN110559027B (en) | 2024-08-23 |
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| CN111388036A (en) * | 2020-03-27 | 2020-07-10 | 宁波市医疗中心李惠利医院 | Multifunctional suturing and ligating instrument under laparoscope |
| CN113749709A (en) * | 2021-10-18 | 2021-12-07 | 河北新泉医疗科技有限公司 | Blood vessel anastomat |
| CN117918912A (en) * | 2024-01-11 | 2024-04-26 | 中国人民解放军总医院第一医学中心 | Abdomen wall stabbing hole stitching device |
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| CN110559027B (en) | 2024-08-23 |
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