CN108652711A - Puncture core assembly and its puncture outfit with suture function - Google Patents
Puncture core assembly and its puncture outfit with suture function Download PDFInfo
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- CN108652711A CN108652711A CN201710216700.8A CN201710216700A CN108652711A CN 108652711 A CN108652711 A CN 108652711A CN 201710216700 A CN201710216700 A CN 201710216700A CN 108652711 A CN108652711 A CN 108652711A
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- suture
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- core assembly
- puncture core
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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
- A61B17/34—Trocars; Puncturing needles
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06066—Needles, e.g. needle tip configurations
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Abstract
The invention discloses a kind of puncture core assemblies, including piercing assembly and suturing assembly；The piercing assembly includes cutting tip and punctures core bar, and the puncture core assembly is equipped at least one suture channel；The suturing assembly includes first element and movable second element；By the suture channel, suture is penetrated and is matched with the second element after tissue by the first element；It is matched with the piercing assembly after second element movement, the suture to puncturing hole is further realized using suture.Puncture core assembly according to the present invention and the puncture outfit with it, need not expand puncturing hole, need not also increase additional surgical instrument, can realize the effect of puncture to establish channel, enter patient's body for stapler or other surgical operating instruments；The suture of puncturing hole can be realized in narrow puncturing hole again, and sewing effect is good；The puncturing hole hernia caused by Minimally Invasive Surgery puncturing hole can be effectively avoided, patient suffering is effectively reduced, is conducive to the postoperative rehabilitation of patient.
Description
Technical field
The present invention relates to a kind of surgical instruments, in particular to a kind of puncture core assembly with suture function and its
Puncture outfit belongs to area of medical devices.
Background technology
Check, in abdominal operation and other minimally invasive or surgical operations that puncture outfit is essential surgical instrument in abdominal cavity.
Puncture outfit can be established in the stomach wall of human body enters channel, so that for stapler or other surgical instruments, (such as endoscope is cut
Knife, seal wire, conduit, filter, holder etc.) enter channel intraperitoneal, and that gas disengaging is provided, with the gas needed for control operation
Abdomen, to carry out inspection or surgical procedure.
In the operation of minimally invasive laparoscopic medical, find that lesion is needed to perform the operation or be cut off such as in body, then surgical procedure
In need to be to carrying out pneumoperitoneum in human abdominal cavity.The important operation process that pneumoperitoneum is laparoscopic surgery is established, in the situation of pneumoperitoneum abundance
Under, the distance between abdominal cavity and internal organs have not only been strutted, the distance between internal organs and internal organs have also been strutted, is provided relatively for patient
The broad visual field and easily operated surgical environments.After completing pneumoperitoneum, doctor is general first to scratch one small cut in patient abdomen
Mouthful, then by small notch that the alignment of the cutting tip of puncture outfit is scratched or so reciprocating rotation while move down puncture outfit, make puncture
Core assembly guided puncture casing passes through patient abdomen cortex；Then it extracts and punctures core assembly, stapler or other surgical instruments are
Abdominal cavity of patients can be passed in and out by puncture cannula to be operated.The existing effect for puncturing core assembly and only serving puncture, is drawing
The puncture cannula is led from after the notch of human abdomen enters patient's body, that is, is dropped.
After lesion is removed, puncture cannula component is taken out, operation terminates.The wound of puncture does not suture generally, only by suffering from
Person heals automatically；Because the puncturing hole of Minimally Invasive Surgery is small and deep, the stomach wall of especially obese patient is thicker, and the visual field of suture is small, only
After surgery by the skin closure of patient surface, it is difficult to by the peritoneal stitches on the inside of stomach wall.Patient easy tos produce wear after surgery in this way
The serious complication such as acanthopore hernia needs further to treat.When that must be sutured to the puncturing hole of patient, especially obese patient
Puncturing hole, the stitching unstrument of special suture puncturing hole can only be used, but need in this way it is additional increase surgical instrument, suture cost
It is higher, and surgical instrument is various, inconvenient.Also, the stitching unstrument of special suture puncturing hole is complicated, inconvenient for use.
Existing puncture outfit, which is only capable of realizing, punctures function, does not have the function of suture puncturing hole, it would therefore be highly desirable to be set existing
Improvement is made on the basis of meter, to obtain ideal effect.
Invention content
In view of the deficiencies of the prior art, the present invention is intended to provide a kind of not only have the function of to puncture, but also puncturing hole can be sutured
Core assembly and the puncture outfit with it are punctured, the present invention is achieved by the following technical solutions：
A kind of puncture core assembly, including piercing assembly and suturing assembly；The piercing assembly includes cutting tip and puncture core
Bar；The puncture core assembly is equipped at least one suture channel；The suturing assembly includes first element and movable
Two element；By the suture channel, the first element by suture penetrate after tissue with move to described in first position
Second element matches；The second element for moving to the second position is matched with the piercing assembly, using suture into
One step realizes the suture to puncturing hole.
Further, the distal end for puncturing core bar is equipped at least one through-hole, and the through-hole forms the suture channel.
Further, the distal end for puncturing core bar is set there are one radial suture channel, and the both sides in the suture channel are big
It is small identical, and be symmetrical arranged.
Further, the puncture core bar is set there are two suturing channel, and described two suture channels offset one from another setting, mutual
Do not interfere.
Further, the first element has tip, and it refers to institute that the first element is matched with the second element
Tip is stated to may pass through the second element and from the second element expose.
Further, the first element is sewing needle, and the tip is needle point；The sewing needle further includes open slot,
For housing the suture；The needle point may be guided the open slot and pass through the second element.
Further, the second element is blade, and the blade is movably coupled on the puncture core bar, described
Blade can move between the first position and the second position, and the first position is open position, the second
It is set to closed position.
Further, the blade includes wire casing and fin, and the wire casing is used to form the operation channel of the sewing needle,
The fin is used to fix the suture with after piercing assembly cooperation.
Further, the puncture core assembly further includes operation key, for control the blade in the open position and
It is moved between the closed position.
Further, in sewing process, the angle between the sewing needle and horizontal plane is acute angle or obtuse angle.
Further, the suturing assembly further comprises interior bar, and the interior bar is located in the puncture core bar and can be
The proximal end of movement in the puncture core bar, the interior bar is equipped with guide part, and the guide part is matched with the second element, and
The second element is driven to move.
Further, it refers to that the second element is bonded the puncture that the second element is matched with the piercing assembly
Component is with the fixation suture.
Further, it is subcutaneous to be more than or equal to patient at a distance from the blade of the same side for the suture channel distal end
The thickness of tissue.
A kind of puncture outfit puncturing core assembly including aforementioned any one of them, the puncture outfit includes puncture cannula group
Part, the puncture core assembly can stretch into the puncture cannula component.
Puncture core assembly according to the present invention and the puncture outfit with it, need not expand puncturing hole, need not also increase
Additional surgical instrument can realize the effect of puncture to establish channel, enter trouble for stapler or other surgical operating instruments
In person's body；The suture of puncturing hole can be realized in narrow puncturing hole again, and sewing effect is good；It can effectively avoid because of Minimally Invasive Surgery
Puncturing hole hernia caused by puncturing hole, effectively reduces patient suffering, is conducive to the postoperative rehabilitation of patient.
Description of the drawings
Fig. 1 is the structural schematic diagram according to the ... of the embodiment of the present invention for puncturing core assembly；
Fig. 2 be it is according to the ... of the embodiment of the present invention puncture core assembly decomposed schematic diagram, in order to clearly show that structure and
Parts thereof is omitted in figure in position relationship；
Fig. 3 is sectional view of the puncture core assembly according to an embodiment of the invention along suture channel；
Fig. 4 is sectional view of the puncture core assembly in accordance with another embodiment of the present invention along suture channel；
Fig. 5 is the suture needle structural schematic diagram according to the ... of the embodiment of the present invention for puncturing core assembly；
Fig. 6 is the structural schematic diagram of the blade according to the ... of the embodiment of the present invention for puncturing core assembly；
Fig. 7 is the structural schematic diagram according to the ... of the embodiment of the present invention for puncturing core assembly original state；
Fig. 8 is the schematic diagram when blade according to the ... of the embodiment of the present invention for puncturing core assembly is located at open position；
Schematic diagram when Fig. 9 a-9b are the sutures according to the ... of the embodiment of the present invention for puncturing core assembly, in order to clearly show that knot
Parts thereof is omitted in figure in structure and position relationship；
Figure 10 is the signal for penetrating tissue suture of suture after puncture core assembly according to the ... of the embodiment of the present invention exits
Figure；
Figure 11 is the structural schematic diagram of puncture outfit according to the ... of the embodiment of the present invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.In retouching for the present invention
In stating, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " clockwise ", " counterclockwise ", " axis
To ", " radial direction ", the orientation or positional relationship of the instructions such as " circumferential direction " be to be based on the orientation or positional relationship shown in the drawings.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the present invention, and cannot understand
For limitation of the present invention.
The puncture core bar of the puncture core assembly of the prior art is hollow circular-tube, and cutting tip is in cone, the rear end of cutting tip
It is connected on the front end for puncturing core bar.The puncture core assembly of the prior art only plays the role of puncture, can not be stitched to puncturing hole
It closes, in guided puncture casing from after the notch of human abdomen enters patient's body, that is, is dropped；If you need to suture puncturing hole, it is necessary to
Reuse special suture instruments.
The puncture core assembly 100 of the embodiment of the present invention includes piercing assembly and suturing assembly.As shown in Figure 1, the puncture
Component includes cutting tip 1, punctures core bar 2, handle 3.As shown in Fig. 2,9a and 9b, the suturing assembly include blade 4, interior bar 5,
Spring 6, sewing needle 7, operation key 8 and suture 9.For convenience of description of the present invention and simplification of the description, in embodiments of the present invention,
Based on attached orientation or positional relationship shown in FIG. 1, each component is known as " close " end or "lower" side close to one end of cutting tip 1, it will
It is known as " remote " end or "upper" side close to one end of handle 3, the axial direction for puncturing core bar is known as " height " direction, core will be punctured
The radial direction of bar is known as " width " direction.
As shown in Fig. 2, the distal end of cutting tip 1 is integrally formed or is fixedly connected with the proximal end for puncturing core bar 2, core bar 2 is punctured
Distal end and handle 3 be integrally formed or be fixedly connected, blade 4 is rotatably connected to the proximal end for puncturing core bar 2.Cutting tip 1 is big
Body is in inverted cone, be substantially in cone refers to cutting tip 1 in cone or similar conical, i.e. 1 outer surface of cutting tip
Busbar can be linear, the curve or curve in indent that can also be in evagination.It punctures core bar 2 and proximally arrives the straight of distal end
Diameter all same, the maximum gauge of cutting tip 1 are substantially equal to the diameter for puncturing core bar 2.Preferably, the distal end of cutting tip 1 and puncture
The proximal end of core bar 2 is fixedly connected, and it refers to having two components of the relationship of being fixedly connected to be independent from each other component to be fixedly connected, described
The concrete mode of connection is common mode in the art, such as interference fit, bonding, melting and engaging, and this will not be detailed here.
It punctures core bar 2 and is equipped with groove 23, groove 23 is located along the same line with first through hole 21, for housing blade 4；When blade 4
When in the close position, blade 4 is located in groove 23, and when blade 4 is in the close position its outer surface without departing from puncturing core bar 2
Outer surface where periphery.Blade 4 includes shaft 42, guide surface 43 and fin 44；Specifically, blade 4 includes two wings
Piece 44 punctures and is additionally provided with suture channel on core assembly 100.
In one embodiment of the invention, the distal end of puncture core assembly 100 is set sutures channel, the seam there are one radial
The both sides size for closing channel is identical, and is symmetrical arranged.As shown in figure 3, it is hollow circular-tube to puncture core bar 2 with interior bar 5, core is punctured
At least provided with two elongated through-holes on the tube wall of bar 2, at least provided with two elongated through-holes on the tube wall of interior bar 5.Preferably,
It punctures and is set on the hollow circular-tube of core bar 2 there are two elongated first through hole 21, accordingly set that there are two second on the tube wall of interior bar 5
Through-hole 51, described two first through hole 21 and two the second through-holes 51 are respectively positioned on same plane, and puncture the central shaft of core bar 2
Line passes through the plane, and described two first through hole 21 are symmetrical arranged along the central axis for puncturing core bar 2, described two second through-holes
51 are symmetrical arranged along the central axis for puncturing core bar 2；The seam is collectively formed in two first through hole 21 and two the second through-holes 51
Close channel, the access way for providing sewing needle 9.It is set altogether on core assembly 100 there are one suture channel at this point, puncturing, it is described
The both sides size for suturing channel is identical.It is full symmetric design, manufacture easy to process, and open circles to puncture core assembly 100 in this way
Material is saved in the design of pipe, reduces manufacturing cost.Before suture, sewing needle 7 is placed in suture 9 outside puncture outfit.As illustrated in fig. 9,
When suture, blade 4 is located under abdominal cavity of patients's endothelium skin layers, and the suture channel is proximally located between the skin layer of patient,
It is external that its distal end is located at patient.Sewing needle 7 guides a line tail 91 of suture 9 to be worn from the distal end of suture first side of channel
Enter, and pierce through the skin layer of patient after being pierced by from the proximal end of the suture channel the second side, a line tail 91 of suture 9 is stayed
Patient skin layer hereinafter, then, sewing needle 7 is exited along the suture channel from patient's body；Then, sewing needle 7 guides
The other end of suture 9 is penetrated from the distal end of the suture channel the second side, and is worn from the proximal end of suture first side of channel
Another line tail 91 of suture 9 is also stayed in the skin layer of patient hereinafter, then, suturing by the skin layer that patient is pierced through after going out
Needle 7 is exited along the suture channel from patient's body.
In another embodiment of the present invention, it with reference to figure 4, punctures and sutures channel there are two being set altogether on core assembly 100.Tool
Body, puncture core bar 2 is hollow circular-tube, it is preferable that the proximal end of interior bar 5 is solid cylinder；The tube wall for puncturing core bar 2 is equipped with four
A slanting first through hole 21 ' is accordingly set on the proximal end of interior bar 5 there are two elongated slanting second through-hole 51 ', each
A suture channel is collectively formed in second through-hole 51 ' and two slanting first through hole 21 ' at its both ends, another second
Another suture channel is collectively formed in the slanting first through hole of the another two at through-hole 51 ' and its both ends 21 ', i.e., in this implementation
In example, punctures and set altogether on core assembly 100 there are two the suture channel, the access way for providing sewing needle 9.Preferably,
Described two suture channels offset one from another setting, non-interference；In vertical direction, each described to suture penetrating for channel
End is located on traversing through end, in this way, the penetrating end and the rectilinear direction where traversing through end and horizontal line in each suture channel
Angle be acute angle or obtuse angle, the angle is substantially equal to the angle of suture, and when suture, doctor need not adjust suture angle,
Or as needed, as long as slightly adjusting the angle of inclination of sewing needle 7, you can adjustment suture angle；Such design is convenient for
The puncture angle for controlling sewing needle, is conducive to quickly and smoothly be sutured.When suture, blade 4 is located at abdominal cavity of patients's inner skin
Under layer, the traversing through end in each suture channel is located between the skin layer of patient, the penetrating end in each suture channel
It is external positioned at patient.Sewing needle 7 guides a line tail 91 of suture 9 to be penetrated from the penetrating end in a suture channel, and
The skin layer that patient is pierced through after being pierced by from the traversing through end in the suture channel, stays in patient's by a line tail 91 of suture 9
Below skin layer；Then, sewing needle 7 is exited along the suture channel from patient's body；Then, sewing needle 7 guides suture 9
Another line tail 91 is penetrated from the penetrating end for suturing channel described in another, and the skin of patient is pierced through after being pierced by from traversing through end
Another line tail 91 of suture 9 is also stayed in the skin layer of patient hereinafter, then by layer, sewing needle 7 along the suture channel from
Patient's body exits.
As shown in figure 5, sewing needle 7 includes needle point 71, needle point 71 is sharp keen tip, need to be sutured convenient for puncture when suture
Tissue.Sewing needle 7 further includes storage tank 72, for placing suture 9.Storage tank 72 is open slot, and width is more than suture
Diameter, for the notch of storage tank 72 towards needle point 71, slot bottom 721 deviates from needle point 71, and 71 bootable storage tank 72 of needle point passes through blade
4, not only it had been convenient for penetrating suture 9 in storage tank 72 when preparing to suture in this way, but also suture 9 can be guided in sewing needle 7
After line tail 91 penetrates patient tissue, suture 9 is detached with sewing needle 7, i.e., sewing needle 7 is exited from patient's body, suture 9
Line tail 91 stays in the skin layer of patient or less.
With reference to figure 2, the distal end for puncturing core bar 2 is fixedly connected or is integrally formed with handle 3, distal end and the operation key 8 of interior bar 5
Be fixedly connected, it refers to having two components of the relationship of being fixedly connected to be independent from each other component to be fixedly connected, the connection it is specific
Mode is common mode in the art, such as is bonded, melting, engages and be threadedly coupled, and this will not be detailed here.Interior bar 5 can be
Puncture movement in core bar 2, that is to say, that interior bar 5 can move up and down in the inside for puncturing core bar 2.Specifically, core bar 2 is punctured
For hollow circular-tube, and interior bar 5 is placed in hollow circular-tube.The inside for puncturing core bar 2 is additionally provided with spring 6, the proximal end of spring 6 with wear
The proximal end for piercing core bar 2 abuts, and the distal end of spring 6 is abutted with the proximal end of interior bar 5.In one embodiment of the invention, core is punctured
The distal end of bar 2 is equipped with sliding slot 22, and the diameter of operation key 8 is substantially equal to the width of sliding slot 22, is defined by the flute length of sliding slot 22
The stroke that operation key 8 moves up and down, and then define that interior bar 5 is puncturing the stroke to move up and down in core bar 2, so that it is guaranteed that blade
After 4 reach open position, do not continue to rotate.Operation key 8 can move in sliding slot 22, to control blade 4 in open position
It sets and is moved between closed position.
With reference to figure 2, the proximal end of interior bar 5 is equipped with inverted guide part 52, and guide part 52 is inverted truncated cone shape, guide part 52
Busbar length be equal to 43 movement locus of guide surface length, again ensure that blade 4 reach open position after, do not continue to
Rotation.The lower section of guide part 52 is additionally provided with step 53, and the lower section of step 53 is additionally provided with a bit of cylinder 54, the distal end of spring 6
Is abutted with step 53 after being sleeved on cylinder 54, the diameter of step 53 more than spring 6 diameter, in order to spring 6 positioning and
Assembly.As shown in fig. 6, blade 4 includes shaft 42 and guide surface 43.Blade 4 is connect by shaft 42 with core bar 2 is punctured, and leaf
Piece 4 can 42 rotation around the shaft.When blade 4 is located at closed position, outer surface is no more than the outer surface for puncturing core bar 2, in favor of
It punctures core bar component 100 and stretches into sheath assembly when puncturing；And in suture, under the premise of not expanding puncturing hole, smoothly,
Smoothly pass in and out puncturing hole.During 42 rotation around the shaft of blade 4, guide surface 43 is always along the side of the guide part 52
Movement, guide surface 43 are arcwall face, it is preferable that guide surface 43 is arc-shaped surface；Further, guide surface 43 is a quarter
A arc surface.Blade 4 further includes wire casing 41, it is preferable that wire casing 41 is open slot, is in substantially U-typed, is conveniently adjusted suture in this way
The suture direction of needle 7；Further, blade 4 further includes two fins 44, and wire casing 41 is formed between described two fins 44.
In closed position, fin 44 fits closely blade 4 with core bar 2 is punctured.Fig. 3, Fig. 4 show the cooperation of blade 4 and interior bar 5.
When operation, after completing pneumoperitoneum, doctor first scratches a small notch in patient abdomen, then by puncture outfit of the present invention
Puncture outfit is moved down while the small notch that 300 cutting tip alignment is scratched or so reciprocating rotation, makes the proximal end of puncture cannula
Across patient abdomen cortex；Then it extracts and punctures core assembly 100, stapler or other surgical instruments can pass through puncture cannula group
Part disengaging abdominal cavity of patients is operated.The skin ecto-entad of human body is followed successively by epidermis, skin corium, subcutaneous tissue, only
By the subcutaneous tissue suture at patient's puncturing hole, you can effectively prevent the generation of puncturing hole hernia.Because patient subcutaneous tissue
Suture, puncturing hole just will not open, and epidermis or skin corium are easy to heal automatically.
After lesion removal, extracting puncture cannula component, by the puncture core assembly 100 of the embodiment of the present invention from puncturing hole
Inserted into the patient, at this point, with reference to figure 7, blade 4 is in the close position.The proximal end face for puncturing core bar 2 enters patient's hypodermis
Afterwards, after start-up operation key 8, interior bar 5 moves downward, and blade 4 is rotated around its shaft 42, the leading along interior bar 5 of guide surface 43 of blade 4
It to 52 flank movement of portion to open position, is moved up as shown in figure 8, holding handle 3 by core assembly 100 is punctured, until blade 4
Fin 44 flushed with the subcutaneous tissue bottom of patient, at this point, blade 4 is located under abdominal cavity of patients's endothelium skin layers, the suture
Channel is proximally located between the skin layer of patient, and it is external that distal end is located at patient.As illustrated in fig. 9, by one of suture 9
Line tail 91 passes through the storage tank 72 of sewing needle 7, sewing needle 7 to be penetrated from the distal end of suture first side of channel, and from the seam
Close channel the second side proximal end be pierced by after, sewing needle 7 passes through wire casing 41 and line tail 91 is stayed in wire casing 41 close to the side in abdominal cavity,
In order to bring the distal end of suture 9 into patient's body, sewing needle 7 drives suture 9 to continue to move downward one end stroke, the row
The distance of journey is more than the thickness of skin layer, due to sewing needle 7 storage tank 72 notch towards needle point 71, slot bottom 721 deviates from needle
Point 71, when suture, suture 9 and slot bottom 721, after sewing needle 7 guides the line tail 91 of suture 9 to penetrate patient tissue, seam
When conjunction needle 7 is exited from patient's body, suture 9 is detached from out of storage tank 72.In this way, sewing needle 7 is exited from patient's body, suture
One line tail 91 of line 9 stays in the skin layer of patient or less.Then, sewing needle 7 is exited along the suture channel from patient's body；
Then, as shown in figure 9b, sewing needle 7 guides another line tail 91 of suture 9 to be worn from the distal end of the suture channel the second side
Enter, and from it is described suture the first side of channel proximal end be pierced by after pierce through patient skin layer after, sewing needle 7 drive suture 9 after
Continuous to move downward one end stroke, the distance of the stroke is more than the thickness of skin layer, so that the distal end of suture 9 progresses into trouble
In person's body, sewing needle 7 is exited from patient's body, another line tail 91 of suture 9 also stays in the skin layer of patient or less.It wears on edge
The circumferencial direction for piercing core bar 2 rotates operation key 8 so that operation key 8 is moved to L-shaped sliding slot 22 along 22 transverse shifting of L-shaped sliding slot
After corner, operation key 8 is released the limitation that upper and lower directions moves by L-shaped sliding slot 22, and spring 6 is similarly obtained release and extends, bullet
The elasticity tension of spring 6 pushes operation key 8 to be moved up along L-shaped sliding slot 22 and interior bar 5 is pushed to move upwards, and 5 proximal end of interior bar is fallen
Guide surface 43 of the side action in blade 4 of guide part is set, guide blades 4 are moved to closed position, due to fin 44 and puncture
Core bar 2 fits closely so that two line tails 91 of suture 9 are fixed between blade 4 and puncture core bar 2.Hold handle 3
Core assembly 100 will be punctured to move up, core bar 2 is punctured and be detached from the internal of patient together with, cutting tip 1, described in suture 9
Two line tails 91 are fixed between blade 4 and puncture core bar 2.As shown in Figure 10, sewing needle 7 is after patient's body exits, seam
The distal end of zygonema 9 has been enter into patient's body, during cutting tip 1 leaves patient's body, two line tails 91 of suture 9 with
It puncture core assembly 100 to move up from puncturing hole C, until tensing suture 9.Cutting tip 1 be detached from patient it is internal after,
After tensing two line tails 91 of suture 9 and knotting, extra suture 9 is subtracted, that is, completes the suture of puncturing hole.As long as cause will
Undermost subcutaneous tissue A layers of suture at patient's puncturing hole, you can effectively prevent the generation of puncturing hole hernia；Preferably, suffering from
At the epidermis B of person or skin corium knots, in this way, knot is located in puncturing hole, the skin of patient is not leaked out, to prevent postoperative touch
To knot, because the subcutaneous tissue of patient has sutured, puncturing hole just will not open, and be easy to epidermis or skin corium heals automatically.Make
To be preferred, suture 9 is the absorbable suture of human body.
Core assembly 100 is punctured based on as described above, the present invention also provides a kind of puncture outfits 300, with reference to figure 11, puncture outfit
300 further include puncture cannula component 200, when puncture, punctures core assembly 100 and is inserted into the puncture cannula component 200, and guide
Puncture cannula component 200 enters in abdominal cavity of patients, is operated so that other surgical operating instruments enter patient's body,
After operation, puncture cannula component 200 is extracted, puncture core assembly 100 of the invention can also suture puncturing hole.
In conclusion puncture core assembly according to the present invention and the puncture outfit with it, need not expand puncturing hole, also not
It needs to increase additional surgical instrument, can realize the effect of puncture to establish channel, for stapler or other surgical operation devices
Tool enters patient's body；The suture of puncturing hole can be realized in narrow puncturing hole again, and sewing effect is good；Can effectively avoid because
Puncturing hole hernia, effectively reduces patient suffering caused by Minimally Invasive Surgery puncturing hole, is conducive to the postoperative rehabilitation of patient.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (14)
1. a kind of puncture core assembly, including piercing assembly and suturing assembly；It is characterized in that,
The piercing assembly includes cutting tip and puncture core bar；The puncture core assembly is equipped at least one suture channel；Institute
It includes first element and movable second element to state suturing assembly；By the suture channel, the first element will suture
Line matches after penetrating tissue with the second element for moving to first position；Move to the second element of the second position
It is matched with the piercing assembly, the suture to puncturing hole is further realized using suture.
2. puncture core assembly according to claim 1, which is characterized in that the distal end for puncturing core bar is equipped at least one
Through-hole, the through-hole form the suture channel.
3. puncture core assembly according to claim 2, which is characterized in that the distal end for puncturing core bar sets that there are one radial
Channel is sutured, the both sides size in the suture channel is identical, and is symmetrical arranged.
4. puncture core assembly according to claim 2, which is characterized in that the puncture core bar is set there are two suture channel,
Described two suture channels offset one from another setting, non-interference.
5. puncture core assembly according to claim 1, which is characterized in that the first element have tip, described first
It refers to that the tip may pass through the second element and expose from the second element that element is matched with the second element.
6. puncture core assembly according to claim 5, which is characterized in that the first element is sewing needle, the tip
For needle point；The sewing needle further includes open slot, for housing the suture；The needle point may be guided the open slot and pass through
The second element.
7. puncture core assembly according to claim 1, which is characterized in that the second element is blade, and the blade can
It is connected on the puncture core bar to movement, the blade can move between the first position and the second position, institute
It is open position to state first position, and the second position is closed position.
8. puncture core assembly according to claim 7, which is characterized in that the blade includes wire casing and fin, the line
Slot is used to form the operation channel of the sewing needle, and the fin is used to fix the suture with after piercing assembly cooperation
Line.
9. puncture core assembly according to claim 7, which is characterized in that the puncture core assembly further includes operation key, is used
It is moved between the open position and the closed position in controlling the blade.
10. puncture core assembly according to claim 6, which is characterized in that in sewing process, the sewing needle and level
Angle between face is acute angle or obtuse angle.
11. puncture core assembly according to claim 1, which is characterized in that the suturing assembly further comprises interior bar, institute
It states interior bar to be located in the puncture core bar and can move in the puncture core bar, the proximal end of the interior bar is equipped with guide part, institute
It states guide part to match with the second element, and the second element is driven to move.
12. puncture core assembly according to claim 1, which is characterized in that the second element and the piercing assembly phase
Cooperation refers to that the second element is bonded the piercing assembly with the fixation suture.
13. puncture core assembly according to claim 1, which is characterized in that the institute of the suture channel distal end and the same side
The distance for stating blade is more than or equal to the thickness of patient's hypodermis.
14. a kind of includes that claim 1 to 13 any one of them such as punctures the puncture outfit of core assembly, which is characterized in that described
Puncture outfit further includes puncture cannula component, and the puncture core assembly can stretch into the puncture cannula component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710216700.8A CN108652711B (en) | 2017-04-01 | 2017-04-01 | Puncture core assembly with sewing function and puncture device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710216700.8A CN108652711B (en) | 2017-04-01 | 2017-04-01 | Puncture core assembly with sewing function and puncture device thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN108652711A true CN108652711A (en) | 2018-10-16 |
| CN108652711B CN108652711B (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710216700.8A Active CN108652711B (en) | 2017-04-01 | 2017-04-01 | Puncture core assembly with sewing function and puncture device thereof |
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| CN109350153A (en) * | 2018-12-10 | 2019-02-19 | 浙江格宜医疗器械有限公司 | Suture punctures integrated device |
| CN111374739A (en) * | 2018-12-29 | 2020-07-07 | 江苏风和医疗器材股份有限公司 | Puncture core subassembly and puncture ware |
| CN111870321A (en) * | 2019-05-02 | 2020-11-03 | 江苏风和医疗器材股份有限公司 | Puncture core subassembly and puncture ware that has puncture core subassembly |
| CN114081592A (en) * | 2021-11-15 | 2022-02-25 | 北京天助畅运医疗技术股份有限公司 | Puncture device |
| USD1002009S1 (en) | 2021-08-31 | 2023-10-17 | New Wave Endo-Surgical Corp. | Medical device |
| USD1029259S1 (en) | 2021-08-31 | 2024-05-28 | New Wave Endo-Surgical Corp. | Portion of a medical device |
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| CN108652711B (en) | 2021-08-06 |
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