CN110559038A - duckbilled clip applying cap and anastomosis device with same - Google Patents
duckbilled clip applying cap and anastomosis device with same Download PDFInfo
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- CN110559038A CN110559038A CN201910880471.9A CN201910880471A CN110559038A CN 110559038 A CN110559038 A CN 110559038A CN 201910880471 A CN201910880471 A CN 201910880471A CN 110559038 A CN110559038 A CN 110559038A
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- cap
- anastomosis
- frame
- applying cap
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/128—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 applying or removing clamps or clips
- A61B17/1285—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 applying or removing clamps or clips 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
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
A duckbilled clip applying cap comprises a hollow clip applying cap body, the clip applying cap body comprises a fixed end and a release end which are oppositely arranged, and the release end is provided with a notch which is used for sucking tissues around a wound into the clip applying cap by negative pressure or pulling the tissues into the clip applying cap by other tools. An anastomosis device having the clip applying cap is also provided. The notch is arranged to attract and/or grab tissue better, more tissue is taken up than the prototype, and the wound surface can be closed relatively more greatly.
Description
Technical Field
The invention relates to the field of medical treatment, in particular to a duckbill-shaped clamping cap and an anastomosis device with the clamping cap.
background
The clamp applying cap is used for fixing the anastomosis clamp, sending the anastomosis clamp to a focus, and then exciting the pull rope to release the anastomosis clamp so that the anastomosis clamp closes or is fixed on the tissue. However, the existing clamping cap has limited tissue grabbing and cannot be closed by a large wound surface. In addition, the existing anastomosis clamp matched with the clamping cap is designed in a single body mode, the disassembly difficulty is high, and secondary trauma is easy to occur.
disclosure of Invention
The invention provides a duckbilled clip applying cap, which solves the problems that the existing clip applying cap can not absorb more lesion tissues on a larger wound surface or a harder ulcer surface, the applicable wound surface is limited, and/or the existing anastomosis clip is not easy to disassemble and the like.
the scheme is as follows:
A duckbill-type clip applying cap comprises a hollow clip applying cap body, wherein the clip applying cap body comprises a fixed end and a release end which are oppositely arranged, the release end is provided with a notch for sucking tissues around a wound into the clip applying cap by negative pressure or pulling the tissues into the clip applying cap by other tools, and preferably, the release end is provided with two notches which are symmetrically arranged.
further, the notch is a U-shaped notch, and particularly, the projected shape of the notch from the right side or the left side of the clamping cap is a U-shaped structure.
further, the projected shape of the notch from the right side or the left side of the clip applying cap is a circular arc shaped notch, preferably a semicircular notch.
further, in a front view direction of the clip applying cap, the notches extend obliquely outward from end faces of the releasing ends, respectively.
Further, the end face of the release end is provided with a limiting notch for exciting the pull rope, and preferably, the limiting notch is in an arc shape.
furthermore, the clip applying cap body comprises a cylindrical part and a conical cylinder fixed at the upper end of the cylindrical part, and the limiting notch is arranged on the end face of the conical cylinder part.
Furthermore, the outer periphery of the cylindrical part is provided with a protruding surface for abutting and limiting the anastomosis clamp.
Furthermore, a limiting step is arranged on the inner peripheral side of the clamp applying cap body.
An anastomosis device comprises an anastomosis clamp and the clamp applying cap, wherein the anastomosis clamp is sleeved on the periphery of the clamp applying cap.
Further, the anastomosis clip comprises at least a clip frame and a first and a second engagement member connected to the clip frame, wherein the first and/or the second engagement member is detachably connected to the clip frame.
Further, the clip frame is a closed outer frame; preferably, the first engaging member and/or the second engaging member is a toothed plate connected to the inside of the closed outer frame, and the toothed plate has at least one tooth thereon.
further, the closed outer frame comprises an upper arm, a left side arm, a lower arm and a right side arm, and the upper arm, the left side arm, the lower arm and the right side arm are sequentially connected to form the closed outer frame; preferably, the first and second engaging members are connected to the upper and lower arms, respectively, wherein the first engaging member is detachably connected to the upper arm and/or the second engaging member is detachably connected to the lower arm.
further, the first and/or second engaging member is detachably connected to the clip frame by a tether line.
The present invention includes but is not limited to the following benefits:
The notch is arranged to attract and/or grab tissue better, more tissue is taken up than the prototype, and the wound surface can be closed relatively more greatly.
the notch is U-shaped and can absorb the depth of the wound surface to a greater extent.
The notch is in a (semi) arc shape and can absorb the area of the wound surface to a greater extent.
The hole among the prior art is replaced to the spacing breach, utilizes spacing breach to arouse the stay cord for do not have along applying the axial spacing of pressing from both sides the cap when arousing the stay cord, coincide to press from both sides after the stay cord release, the release end has very obvious sky sense, closed tissue that can be quick, stable reduces to the follow-up arouse influence focus again of patient and accidentally injure other normal tissues, or damage high endoscope equipment.
The anastomosis clamp is designed to be detachable, when the anastomosis clamp is taken out, the detachable occlusion piece can be firstly separated from the clamp frame and then removed, and the anastomosis clamp can be safely and simply taken out.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the embodiments and the drawings used in the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is an isometric view of a duckbill clip applier cap in accordance with the present invention;
FIG. 2 is a right side view of a duckbill clip applier cap in accordance with the present invention;
FIG. 3 is a front view of a duckbill clip applier cap in accordance with the present invention;
FIG. 4 is a right side cross-sectional view of a duckbill clip applier cap in accordance with the present invention;
FIG. 5 is a front cross-sectional view of a duckbill clip applier cap in accordance with the present invention;
FIG. 6 is a front cross-sectional isometric view of a duckbill clip applier cap in accordance with the present invention;
FIG. 7 is a right side cross-sectional axial view of a duckbill clip applier cap in accordance with the present invention;
FIG. 8 is a top plan view of a duckbill clip applier cap in accordance with the present invention;
FIG. 9 is a bottom view of a duckbill clip applier cap in accordance with the present invention;
FIG. 10 is an isometric view of another duckbill clip applier cap provided in accordance with the present invention;
FIG. 11 is a right side view of another duckbill clip applier cap provided in accordance with the present invention;
FIG. 12 is a front elevational view of another duckbill clip applier cap provided in accordance with the present invention;
FIG. 13 is a right side cross-sectional view of another duckbill clip applier cap in accordance with the present invention;
FIG. 14 is a front cross-sectional view of another duckbill clip applier cap provided in accordance with the present invention;
FIG. 15 is a front cross-sectional isometric view of another duckbill clip applier cap in accordance with the present invention;
FIG. 16 is a right side cross-sectional axial view of another duckbill clip applier cap in accordance with the present invention;
FIG. 17 is a top plan view of another duckbill clip applier cap provided in accordance with the present invention;
FIG. 18 is a bottom view of another duckbill clip applier cap provided in accordance with the present invention;
FIGS. 19-20 are schematic views of the anastomosis device provided in accordance with the present invention;
FIG. 21 is a schematic view of a first anastomosis clip according to the present invention;
FIG. 22 is a first view illustrating a first engagement member of a first anastomosis clip according to the present invention;
FIG. 23 is a second schematic view of a first engagement member of the first anastomosis clip according to the present invention;
FIG. 24 is a schematic view of a first clip structure of the present invention with the first engagement member removed;
FIG. 25 is an elevational view of a first anastomosis clip configuration provided in accordance with the present invention;
FIG. 26 is a schematic view of a clip frame construction of a first anastomosis clip provided in accordance with the present invention;
FIG. 27 is a schematic view of a second anastomosis clip according to the present invention;
FIG. 28 is a schematic view of a second engagement member of a second anastomosis clip according to the present invention;
FIG. 29 is a schematic view of a second clip configuration of the present invention with the second engagement member removed;
FIG. 30 is a schematic view of a third anastomosis clip provided in accordance with the present invention;
FIG. 31 is a schematic view of a second engagement member of a third anastomosis clip according to the present invention;
FIG. 32 is a schematic view of a third anastomosis clip structure provided in accordance with the present invention with the second engagement member removed;
FIG. 33 is a schematic view of a fourth anastomosis clip according to the present invention;
fig. 34 is a first schematic view of a second engagement member of a fourth anastomosis clip structure provided in accordance with the present invention;
Fig. 35 is a second schematic diagram of a second engagement member of a fourth anastomosis clip structure according to the present invention;
fig. 36 is a first schematic view of a fourth clip configuration of the present invention with the second engagement member removed;
FIG. 37 illustrates a second embodiment of a fourth clip configuration according to the present invention with the second engagement member removed;
Fig. 38 is an elevational view of a fourth anastomosis clip structure provided in accordance with the present invention with the second engagement member removed.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following are detailed descriptions of the respective embodiments.
As shown in fig. 1-9, a duckbill-type clip applier cap includes a hollow clip applier cap body having a fixed end and a release end disposed opposite one another, the release end being provided with a recess 100 for drawing tissue surrounding a wound into the clip applier cap with negative pressure or other means, the recess being configured to better attract and/or grasp tissue, provide more tissue uptake than the original, and provide a relatively larger closed wound. In this embodiment, the fixed end is a lower end portion of the clip applying cap of fig. 1 to 9, which is used for fixing with the endoscope lens, and in particular, can be fixed with the endoscope lens through a rubber sleeve. The release end is the upper end portion of the clip applying cap of fig. 1-9, which is used to align tissue.
In this embodiment, the release end has two symmetrically disposed notches 100, 101.
in the present embodiment, the notch 100 is a U-shaped notch, and as shown in fig. 2, in particular, the projected shapes of the notches 100 and 101 from the right side (right view) or the left side (left view) of the clip applying cap are U-shaped. The depth of absorbing the wound surface to a greater extent can be ensured through the U-shaped notch, and the depth of absorbing the wound surface is taken as the main point.
In this embodiment, in the front view (figure) direction of the clip applying cap, the notches 100 and 101 extend obliquely outwards from the end surface of the releasing end respectively, as shown in fig. 3, the notches are in a shape of Chinese character 'ba', the structure can reduce the resistance of the focus and the front edge of the clip applying cap, the clip applying cap can be better jointed with the focus tissue, especially the surface of the ulcer focus is hard, and the focus tissue can be pulled into the clip applying cap by other tools.
in this embodiment, the end face of the release end is provided with a limit notch 104 for activating the pull cord. In this scheme, adopt spacing breach 104 to replace the hole among the prior art, utilize spacing breach 104 as the fixed position of arousing the stay cord for it is spacing to do not have along the axial of executing the clamp cap when arousing the stay cord, and the clamp that coincide is after the stay cord release, and the release end has very obvious sky sense that falls, can be quick, stable closed tissue, reduces to the follow-up arouse influence focus of follow-up reliving of patient and accidentally injure other normal tissues, or damage high endoscope equipment.
In this embodiment, the limiting notch 104 is in the shape of a circular arc.
In this embodiment, the clip applying cap body includes a cylindrical portion 103 and a tapered cylinder 102 fixed to an upper end of the cylindrical portion 103, and the limit notch 104 is disposed on an end surface of the tapered cylinder 102.
In this embodiment, a protruding surface 105 for abutting and limiting the anastomosis clip is provided on the outer circumferential side of the cylindrical portion 103.
In this embodiment, a limiting step 106 is further disposed on the inner peripheral side of the clip applying cap body. The limiting step can play a role in limiting the axial direction of the endoscope lens, and the endoscope lens is prevented from being separated inwards or even being separated.
As shown in fig. 10-18, the present invention provides another duckbill-type clip applying cap, which is different from the duckbill-type clip applying cap shown in fig. 1-9 in that the shape of the notches 100, 101 is different, specifically, the notches 100, 101 are circular arc-shaped notches, preferably semicircular notches, as shown in fig. 11, and specifically, the projected shape of the notches 100, 101 from the right side (right side view) or the left side (left side view) of the clip applying cap is circular arc-shaped notches, preferably semicircular notches. Different from the U-shaped notch, the (semi) circular arc-shaped notch mainly absorbs the area of the wound surface, and can absorb the area of the wound surface to a greater extent compared with the U-shaped notch.
as shown in fig. 19-20, an anastomotic device comprises an anastomotic clip (in a to-be-activated state) and a clamp application cap as described above, wherein the anastomotic clip is arranged to be sleeved on the periphery of the clamp application cap. In this embodiment, the clip application cap is a duckbill type clip application cap corresponding to fig. 10-18, and it will be understood by those skilled in the art that the clip application cap corresponding to fig. 1-9 can also be used in the same manner to form an anastomosis device with an anastomosis clip.
as shown in fig. 21-26, the anastomosis clip comprises a clip frame 1 and a first engagement member 2 and a second engagement member 3 connected to the clip frame 1, wherein the first engagement member 2 and/or the second engagement member 3 is detachably connected to the clip frame 1. At least one occluding piece and the clamp frame are designed to be detachable, when the anastomosis clamp is taken out, the detachable occluding piece and the clamp frame can be firstly separated and then removed, and the anastomosis clamp can be safely and simply taken out. In practice, the technician may choose to place all of the engagement members in removable connection with the clip frame, or one or more of them in removable connection with the clip frame.
In this embodiment, the clip frame 1 is a closed outer frame. In the scheme, the closed outer frame is adopted, the appearance structure of the original single type anastomosis clamp is not changed on the basis of the existing single type anastomosis clamp, only the inner occluding piece is designed to be detachable, and the anastomosis clamp in the scheme and the existing single type anastomosis clamp can have the same outer frame structure, so that a clamping cap does not need to be designed independently, and certain advantages are achieved from the aspects of production, design and the like; in addition, the design of this scheme can also utilize current monomer formula to coincide to press from both sides, and processing/remodel on the basis of current monomer formula is coincided to press from both sides, only need with the inside interlock piece of current monomer formula is set to separation, dismantlement formula can.
In this embodiment, the first engaging member 2 and the second engaging member 3 are teeth plates connected to the inside of the closed outer frame, and the teeth plates have at least one tooth 4.
In this embodiment, the closed outer frame includes an upper arm 5, a left arm 6, a lower arm 7, and a right arm 8, and the upper arm 5, the left arm 6, the lower arm 7, and the right arm 8 are sequentially connected to form the closed outer frame.
In this embodiment, first engaging member 2 and second engaging member 3 are connected to said upper arm 5 and lower arm 7, respectively, wherein said first engaging member 2 is detachably connected to said upper arm 5 and/or said second engaging member 3 is detachably connected to said lower arm 7.
In this embodiment, the first engaging member 2 and/or the second engaging member 3 comprise at least one fixing groove, and the clip frame 1 comprises at least a protrusion which is in a plug-in fit with the fixing groove. The detachable connection of the occluding piece and the clip frame is realized through the slot and the convex clamping slot type matching. Of course, it will be appreciated by those skilled in the art that other detachable mechanical connections may be used in the present solution, such as a clamping connection or the like.
In this embodiment, the fixing grooves include a first fixing groove 9 and a second fixing groove 10, the first fixing groove 9 and the second fixing groove 10 are disposed at opposite sides of the engaging member 2(3), and the clip frame 1 includes a first protrusion 11 and a second protrusion 12 which are inserted and fitted into the first fixing groove 9 and the second fixing groove 10. By providing the first fixing groove 9 and the second fixing groove 10 on opposite sides of the engaging member 2(3), the engaging member 2(3) can be fixed on both sides thereof, for example, in the present embodiment, the first fixing groove 9 is responsible for fixing the rear portion of the engaging member 2(3), and the second fixing groove 10 is responsible for fixing the front portion of the engaging member 2(3), so that it is ensured that the engaging member 2(3) is not displaced at the moment of clamping the tissue after the anastomosis clip is activated.
in this embodiment, the fixing grooves further include a third fixing groove 13, the clip frame 1 further includes a third protrusion 14 inserted into and engaged with the third fixing groove 13, and the third fixing groove 13 and the first fixing groove 9 are respectively located on opposite sides of the engaging member 2(3) or the third fixing groove 13 and the second fixing groove 10 are respectively located on opposite sides of the engaging member 2 (3).
In this embodiment, the second fixation groove 10 and the third fixation groove 13 are located on both sides of the first fixation groove 9, respectively, wherein the second fixation groove 10 and the third fixation groove 13 are located on the same side of the engaging member 2 (3). So set up, can make the fixed of interlock spare 2(3) more stable, can guarantee interlock spare 2(3) and do not take place the displacement in radial direction (left and right directions).
In this embodiment, the first fixing groove 9 is provided with a protrusion 15, and the first protrusion 11 is provided with a fixing hole 16 engaged with the protrusion 15. By the engagement of the protrusion 15 and the fixing hole 16, the bite piece 2(3) can be kept from being displaced in the axial (up-down) direction after the clip frame 1 is assembled. Preferably, the protrusion 15 is perpendicular to the bottom surface of the first fixing groove 9. Of course, it should be understood by those skilled in the art that the protrusion 15 may be disposed on the first protrusion 11, and the fixing hole 16 is disposed on the first fixing groove 9 accordingly. Furthermore, it is also possible to provide a projection or a fixing hole on the second fixing groove 10, respectively on the second projection 12, or a projection or a fixing hole on the third fixing groove 13, respectively on the third projection 14. Preferably, a projection or a fixing hole may be provided on all the fixing grooves, and a fixing hole or a projection may be provided on all the projections, respectively. In this scheme, through the compound fixed design of draw-in groove formula and protruding portion, the hole coincide formula, make the coincide press from both sides in-process that uses, can guarantee before arousing and arouse in-process interlock piece and not take place the displacement, can guarantee again that the patient wound can comparatively conveniently dismantle after the healing and take off.
as shown in fig. 27-29, the present invention provides a further anastomosis clip, which differs from the anastomosis clip shown in fig. 21-26 in that the second engaging member 3 is detachably connected to the clip frame 1 by means of a (medical) wire in this embodiment. Of course, the first engaging member 2 can also be detachably connected to the clip frame 1 in the same way as the second engaging member 3.
in this embodiment, the second engaging member 3 comprises an engaging body 18, a wire tying body fixedly connected with the engaging body 18, and the wire tying body comprises at least one wire tying hole; the clip frame 1 includes a tether engaging portion that engages with the tether, the tether engaging portion including at least one hole that engages with a tether hole on the tether. Of course, the wire tying hole may be located at any position of the engaging body, and the wire tying hole in the corresponding clip frame may be located at any position of the clip frame, as long as the engagement of the engaging piece with the clip frame can be achieved.
In this embodiment, the tether includes a first tether 19 and a second tether 20 symmetrically fixed on both sides of the occlusion body 18, and the first tether 19 and the second tether 20 respectively include at least one tether hole 21; correspondingly, the tether body engaging portion includes a first engaging portion 24 and a second engaging portion 25 that engage with the first tether body 19 and the second tether body 20, and the first engaging portion 24 and the second engaging portion 25 include holes that engage with the tether hole on the first tether body 19 and the second tether body 20.
In this embodiment, a third tether 22 is further included, which is fixedly connected to the first tether 19, the second tether 20, and the occlusion body 18, and located below the first tether 22 and the second tether 20, where the third tether 22 includes at least one tether hole, and one tether hole 23 is a waist-shaped hole located in the middle of the third tether 22; correspondingly, the tether body engaging portion includes a third engaging portion 26 engaged with the third tether body 22, the third engaging portion 26 includes at least one hole engaged with a tether hole on the third tether body 22, and further includes a waist-shaped hole engaged with the third tether body 22.
as shown in fig. 30-32, the present invention provides a further anastomosis clip, similar in principle to the anastomosis clip shown in fig. 27-29, wherein the second engagement member 3 is also detachably connected to the clip frame 1 via a (medical) wire. Except that it does not include the third tether body 22. Specifically, the second engaging piece 3 comprises an engaging body 27, and a wire tying body fixedly connected with the engaging body 27, wherein the wire tying body comprises at least one wire tying hole; the clip frame 1 includes a tether engaging portion that engages with the tether, the tether engaging portion including at least one hole that engages with a tether hole on the tether. Of course, the wire tying hole may be located at any position of the engaging body, and the wire tying hole in the corresponding clip frame may be located at any position of the clip frame, as long as the engagement of the engaging piece with the clip frame can be achieved. Of course, the first engaging member 2 can also be detachably connected to the clip frame 1 in the same way as the second engaging member 3.
in this embodiment, the tether includes a first tether 28 and a second tether 29 symmetrically fixed on both sides of the occlusion body 27, and the first tether 28 and the second tether 29 respectively include at least one tether hole; correspondingly, the tether body engaging portion comprises a first engaging portion 30 and a second engaging portion 31 which engage with the first tether body 28 and the second tether body 29, and the first engaging portion 30 and the second engaging portion 31 comprise holes which engage with the tether hole on the first tether body 28 and the second tether body 29.
As shown in fig. 33-38, a further anastomosis clip according to the present invention is provided, which is similar in principle to the anastomosis clip shown in fig. 30-32, wherein the second engagement member 3 is also detachably connected to the clip frame 1 via a (medical) wire. The difference is that the structure of the second engaging member 3 engaging with the clip frame 1 is a radial rotation structure.
In this embodiment, the second engaging member 3 comprises an engaging body, the engaging body comprises a first radial beam 32 and a second radial beam 34, a back surface of the first radial beam 32 is recessed from the second radial beam 34 to form a first recess 37, and the second radial beam 34 comprises at least one tying hole 35; correspondingly, the clip frame 1 comprises a third radial beam 39 and a fourth radial beam 41 which are matched with the first radial beam 32 and the second radial beam 34, the back surface of the fourth radial beam 41 is recessed from the third radial beam 39 to form a second recessed part (as shown in fig. 37), and the fourth radial beam 41 comprises at least one hole which is matched with the wire tying hole on the second radial beam 34; the third radial beam 39 is inserted into the first recess 37 and the second radial beam 34 is inserted into the second recess. Of course, the wire tying hole may be located on the first radial beam or at any position of the engaging body, and the wire tying hole on the corresponding clip frame may be located on the third radial beam or at any position of the clip frame, as long as the engagement of the engaging piece with the clip frame is achieved.
in the present embodiment, the front surface of the fourth radial beam 41 protrudes from the third radial beam 39, and the front surface of the first radial beam 32 protrudes from the second radial beam 34.
In this embodiment, the second radial beam 34 further includes a kidney-shaped hole 36 at a middle portion thereof, and correspondingly, the fourth radial beam includes a kidney-shaped hole matching with the second radial beam 34.
In this embodiment, the radial direction adjusting device further includes a fifth radial beam 33, and the fifth radial beam 33 and the first radial beam 32 are symmetrically disposed on two sides of the second radial beam 34; correspondingly, the clip frame 1 comprises a sixth radial beam 40 cooperating with the fifth radial beam 33.
in the present embodiment, the back surface of the fifth radial beam 33 is recessed from the second radial beam 34 to form a third recessed portion 38; the sixth radial beam 40 is inserted into the third recess 38.
In this embodiment, the engaging piece can be stably fixed to the clip frame by the radial rotation fitting and the concave-convex fitting of the coupling cross member, thereby forming a stable engaging clip.
In the present embodiment, the third radial beam 39, the sixth radial beam 40, and the fourth radial beam 41 are integrally connected by a vertical portion 42.
In this embodiment, the second engaging member 3 (or the second engaging member 2) and the clip frame 1 are formed integrally.
The foregoing is a more detailed description of the present patent with reference to specific preferred embodiments, and the patent is not to be considered as limited to the specific embodiments described herein. To those skilled in the art to which this patent pertains, several simple deductions or substitutions may be made without departing from the spirit of the patent, which shall be deemed to belong to the protection scope of the patent.
Claims (10)
1. a duckbill-type clip applying cap comprises a hollow clip applying cap body, wherein the clip applying cap body comprises a fixed end and a release end which are oppositely arranged, the release end is provided with a notch for sucking tissues around a wound into the clip applying cap by negative pressure or pulling the tissues into the clip applying cap by other tools, and preferably, the release end is provided with two notches which are symmetrically arranged.
2. The duckbill clip applying cap of claim 1, wherein said recess is a U-shaped recess, and in particular, said recess has a U-shaped configuration in a shape projected from a right side or a left side of said clip applying cap.
3. the duckbill applicator cap of claim 1, wherein said recess has a shape in projection from a right or left side of said applicator cap that is a circular arc shaped recess, preferably a semi-circular recess.
4. The duckbill clip applying cap of claim 1, wherein said notches each extend obliquely outwardly from an end surface of said discharge end in a front view direction of said clip applying cap.
5. A duckbill applicator cap according to claim 1, wherein said release end face is provided with a limit notch for activating the pull cord, preferably said limit notch is in the shape of a circular arc.
6. an anastomosis device, comprising an anastomosis clip and a clip application cap according to any preceding claim, said anastomosis clip being adapted to fit around a periphery of said clip application cap.
7. The anastomosis device according to claim 6, wherein said anastomosis clip comprises at least a clip frame and first and second engagement members connected to said clip frame, wherein said first and/or second engagement members are detachably connected to said clip frame.
8. The anastomosis device of claim 7, wherein the clip frame is a closed outer frame; preferably, the first engaging member and/or the second engaging member is a toothed plate connected to the inside of the closed outer frame, and the toothed plate has at least one tooth thereon.
9. The anastomosis device of claim 8, wherein the closed outer frame comprises an upper arm, a left side arm, a lower arm, and a right side arm, the upper arm, the left side arm, the lower arm, and the right side arm being connected in series to form the closed outer frame; preferably, the first and second engaging members are connected to the upper and lower arms, respectively, wherein the first engaging member is detachably connected to the upper arm and/or the second engaging member is detachably connected to the lower arm.
10. The anastomosis device according to claim 7, wherein the first and/or second engagement member is removably connected to the clip frame by a tether line.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910880471.9A CN110559038B (en) | 2019-09-18 | 2019-09-18 | Duckbilled clip applying cap and anastomosis device with same |
| PCT/CN2020/076275 WO2021051741A1 (en) | 2019-09-18 | 2020-02-21 | Clamp application cap and anastomosis apparatus having said clamp application cap |
| PCT/CN2020/076274 WO2021051740A1 (en) | 2019-09-18 | 2020-02-21 | Disassemblable anastomosis clamp |
| US17/761,542 US20220338875A1 (en) | 2019-09-18 | 2020-02-21 | Disassemblable anastomosis clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910880471.9A CN110559038B (en) | 2019-09-18 | 2019-09-18 | Duckbilled clip applying cap and anastomosis device with same |
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| CN110559038B CN110559038B (en) | 2021-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021051741A1 (en) * | 2019-09-18 | 2021-03-25 | 希罗镜下医疗科技发展(上海)有限公司 | Clamp application cap and anastomosis apparatus having said clamp application cap |
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| WO2021051741A1 (en) * | 2019-09-18 | 2021-03-25 | 希罗镜下医疗科技发展(上海)有限公司 | Clamp application cap and anastomosis apparatus having said clamp application cap |
| WO2021051740A1 (en) * | 2019-09-18 | 2021-03-25 | 希罗镜下医疗科技发展(上海)有限公司 | Disassemblable anastomosis clamp |
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|---|---|
| CN110559038B (en) | 2021-03-30 |
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