CN218045277U - Novel knot pusher for double C-shaped minimally invasive surgery - Google Patents
Novel knot pusher for double C-shaped minimally invasive surgery Download PDFInfo
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- CN218045277U CN218045277U CN202220915474.9U CN202220915474U CN218045277U CN 218045277 U CN218045277 U CN 218045277U CN 202220915474 U CN202220915474 U CN 202220915474U CN 218045277 U CN218045277 U CN 218045277U
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Abstract
The utility model provides a novel double-C-shaped knot pusher for minimally invasive surgery, which comprises a rod body and a knot pushing part; the push knot part is arranged at one end of the rod body; the pushing part comprises a first C-shaped hanging part and a second C-shaped hanging part which are oppositely arranged, the opening sides of the first C-shaped hanging part and the second C-shaped hanging part are oppositely arranged, the first C-shaped hanging part surrounds the outer side of the second C-shaped hanging part, and a C-shaped wire passing channel is formed between the inner arc line of the first C-shaped hanging part and the outer arc line of the second C-shaped hanging part; the opening side of the first C-shaped hanging wire part and the back side of the second C-shaped hanging wire part form a hanging wire outer opening; the opening side of the second C-shaped hanging line part and the inner side of the first C-shaped hanging line part form a hanging line inner opening, and a knot pushing and line clamping opening is formed between the second C-shaped hanging line part inner arc line and the first C-shaped hanging line part inner arc line. The utility model discloses a knot pusher, the cost is low, can be convenient knot and hanging wire, the hanging wire accuracy is high, is difficult for droing, can effectively improve the hanging wire and push away knot speed.
Description
Technical Field
The utility model relates to a medical surgical instrument, in particular to a novel double-C minimally invasive surgery knot pusher.
Background
The incision is small during minimally invasive surgery, the finger tip can not reach the knotted part, so the knot can not be tied tightly, and the knot can be pushed by the knotter to achieve the purpose of tying the knot tightly. At present, the knot pusher for minimally invasive surgery has a plurality of varieties, namely imported products and domestic products but lack of ideal products, and although the imported varieties are good, the structure is complex, the processing technology is complex, fine and expensive; the price of the domestic product is not high, but the design structure is unreasonable, the use is inconvenient, and the knotting effect is not good enough.
The existing knot pusher comprises a rod body and a knot pushing part arranged at the front end of the rod body, wherein one knot pushing part is of a U-shaped opening or arc-shaped groove structure, the knot pushing part can be used for conveniently clamping a knot, but the knot is easy to fall off from the opening of the arc-shaped groove behind the U-shaped opening; the knot pushing part at the front end of the other knot pusher is provided with a knot pushing hole, the knot pushing hole can adopt a waist-shaped hole, and when the knot pusher is used, a soluble thread needs to penetrate through the knot pushing hole first and then knotting of the soluble thread is completed, so that the knot pusher is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel two "C" minimal access surgery knot pushing devices to solve the problem that exists among the prior art.
In order to solve the technical problem, the utility model provides a novel two "C" minimal access surgery knot pushing device, include:
a rod body;
the pushing part is arranged at one end of the rod body;
the pushing part comprises a first C-shaped hanging part and a second C-shaped hanging part which are oppositely arranged on two sides of the rod body, the opening sides of the first C-shaped hanging part and the second C-shaped hanging part are arranged in opposite directions, the first C-shaped hanging part surrounds the outer side of the second C-shaped hanging part, and a C-shaped wire passing channel is formed between the inner arc line of the first C-shaped hanging part and the outer arc line of the second C-shaped hanging part;
the opening side of the first C-shaped hanging wire part and the back side of the second C-shaped hanging wire part form a hanging wire outer opening; second C type string line portion opening side and the inboard interior opening that forms of first C type string line portion, and constitute between second C type string line portion internal arc and the first C type string line portion internal arc and push away knot card line mouth, the stylolite gets into through C type wire passing channel from string line internal opening card and pushes away in the knot card line mouth by string line internal opening.
Preferably, the push-knot part and the rod body are on the same axis.
Preferably, the axis of the pushing part and the axis of the rod body form an included angle alpha; wherein 0 < α ≦ 45.
Preferably, the two side surfaces of the pushing part are oppositely provided with cutting surfaces, and the cutting surfaces are inwards inclined from the root part to the front end of the pushing part.
Preferably, the other end of the rod body is provided with a holding handle.
Preferably, the cross section of the holding handle is one of a circle, an ellipse, a triangle, a square and a runway.
Preferably, the grip handle is sleeved with an anti-slip sleeve.
Preferably, the axial surface of the holding handle is provided with anti-slip lines.
The above technical scheme of the utility model at least include following technological effect:
1. the knot pusher of the embodiment of the application has the advantages of reasonable and novel structure, high accuracy of thread hanging, difficulty in falling and capability of conveniently knotting and hanging threads, and the knot pushing speed of the thread hanging can be effectively improved;
2. the knot pusher with the pushing part and the rod body arranged coaxially can be conveniently matched with the puncture outfit, and is suitable for surgical excision of internal tissues of a human body;
3. the knot pusher with the knot pushing part and the rod body forming an included angle can conveniently push the knots, so that the knot pusher is suitable for surgical excision of external tissues of a human body;
4. the cutting surfaces are formed on two sides of the knot pushing portion, the knot pushing portion is cut to be of a cone-like structure, and the areas of two sides of the knot pushing and clamping line opening are increased, so that the knot can be conveniently positioned, clamped and pushed to advance.
In addition, the embodiment of the application also comprises other beneficial effects, and the detailed description is provided in each embodiment.
Drawings
Fig. 1 is a schematic perspective view of a knot pusher according to a first embodiment of the present application;
FIG. 2 is a perspective view of the grip of FIG. 1;
FIG. 3 is a schematic perspective view of the push-knot portion of FIG. 1;
FIG. 4 is a schematic view of the push-button portion of FIG. 3 (a) shown in a right side view, (b) shown in a front view, (c) shown in a left side view, and (d) shown in a bottom view);
FIG. 5 is a perspective view of a knot pusher according to a second embodiment of the present application;
FIG. 6 is a perspective view of the push button of FIG. 5;
fig. 7 is a schematic view of the push-knot portion shown in fig. 6 (a) in a left view, (b) in a front view, (c) in a right view, (d) in a rear view, and (e) in a bottom view.
Reference numerals:
100. a knot pusher;
1. a grip handle; 101. an anti-slip sleeve; 102. anti-skid lines;
2. a rod body;
3. a push-connecting part;
301. cutting a surface; 3011. a first cutting surface; 3012. a second cutting face;
302. an external opening of the hanging wire;
303. a first C-shaped hanging wire part;
304. a C-shaped wire passing channel;
305. a second C-shaped hanging wire part;
306. pushing the knot and clamping the wire port;
307. the inner of the hanging wire is opened.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the present invention, belong to the protection scope of the present invention.
A knot pusher 100 of a novel double-C minimally invasive surgery comprises a rod body 2 and a knot pushing part 3; the pushing part 3 is arranged at one end of the rod body 2; the pushing part 3 comprises a first C-shaped hanging part 303 and a second C-shaped hanging part 305 which are arranged on two sides of the rod body and are oppositely arranged, the opening sides of the first C-shaped hanging part 303 and the second C-shaped hanging part 305 are arranged in opposite directions, the first C-shaped hanging part 303 surrounds the outer side of the second C-shaped hanging part 305, and a C-shaped wire passing channel 304 is formed between the inner arc line of the first C-shaped hanging part 303 and the outer arc line of the second C-shaped hanging part 305; the opening side of the first C-shaped hanging part 303 and the back side of the second C-shaped hanging part 305 form a hanging wire outer opening 302; the opening side of the second C-shaped hanging wire part 305 and the inner side of the first C-shaped hanging wire part 303 form a hanging wire inner opening 307, a knot pushing and wire clamping opening 306 is formed between the inner arc line of the second C-shaped hanging wire part 305 and the inner arc line of the first C-shaped hanging wire part 303, and the suture enters from the hanging wire inner opening, passes through the C-shaped threading channel 304 and is clamped into the knot pushing and wire clamping opening 306 from the hanging wire inner opening 307.
Specific examples are as follows, as shown in FIGS. 1-7: a knot pusher 100 of a novel double-C minimally invasive surgery comprises a rod body 2 and a knot pushing part 3; the pushing part 3 is arranged at one end of the rod body 2; the pushing part 3 comprises a first C-shaped hanging part 303 and a second C-shaped hanging part 305 which are arranged on two sides of the rod body oppositely, the opening sides of the first C-shaped hanging part 303 and the second C-shaped hanging part 305 are arranged in opposite directions, the first C-shaped hanging part 303 encircles the outer side of the second C-shaped hanging part 305, and a C-shaped wire passing channel 304 is formed between the inner arc line of the first C-shaped hanging part 303 and the outer arc line of the second C-shaped hanging part 305; the opening side of the first C-shaped hanging part 303 and the back side of the second C-shaped hanging part 305 form a hanging wire outer opening 302; the opening side of the second C-shaped hanging wire part 305 and the inner side of the first C-shaped hanging wire part 303 form a hanging wire inner opening 307, a knot pushing and wire clamping opening 306 is formed between the inner arc line of the second C-shaped hanging wire part 305 and the inner arc line of the first C-shaped hanging wire part 303, and the suture enters from the hanging wire inner opening, passes through the C-shaped threading channel 304 and is clamped into the knot pushing and wire clamping opening 306 from the hanging wire inner opening 307.
When the device works, after the coil is knotted, the soluble wire at the front end of the knotted part passes through the C-shaped wire passing channel from the wire hanging outer opening and then is clamped into the knot pushing and clamping opening through the wire hanging inner opening, the front end of the knot pushing and clamping opening is tightly propped against the knot and pushes the knot to advance by the knot pushing part, and the circumference of the coil is gradually reduced and the part of a human body to be removed is gradually tightened along with the relative backward traction of the free end of the soluble wire; after knot pushing is finished, knotting again and cutting off the tail part of the redundant soluble thread; the utility model discloses a knot pusher, rational in infrastructure novelty, can be convenient knot and hanging wire, the hanging wire accuracy is high, and is difficult for droing, can effectively improve the hanging wire and push away knot speed.
In one embodiment of the present application, as shown in fig. 1 and fig. 3-4, the push-knot portion 3 is located on the same axis as the rod body 2; the knot pushing part of the knot pusher is relatively easy to manufacture, so that the manufacturing cost and time can be saved, and the manufacturing efficiency is improved; the knot pusher can be conveniently matched with a puncture outfit and can be used for conveniently and rapidly excising internal tissues of a human body in an operation way.
In one embodiment of the present application, as shown in FIGS. 5-7;
the axis of the pushing part 3 and the axis of the rod body 2 form an included angle alpha; wherein 0 < α ≦ 45 °; namely the push-connecting part and the axis of the rod body form an acute angle; preferably, the included angle α is 30 °; the knot pusher with a certain angle can conveniently push the knots when the tissues outside the human body are cut off, such as the cut-off of haemorrhoid sarcoma, so that the tissues outside the human body are cut off in an operation.
In one embodiment of the present application, as shown in FIGS. 3-4;
the two side surfaces of the pushing part 3 are oppositely provided with cutting surfaces 301, and the cutting surfaces 301 are inwards inclined from the root part to the front end of the pushing part; in the embodiment, based on the coaxial line of the push part and the rod body, the cutting surfaces positioned at two sides of the push part are symmetrically distributed and have the same cutting area; the push knot part is cut into a cone-like structure, and the areas of two sides of the knot pushing and clamping opening are increased, so that the knot can be conveniently positioned, clamped and pushed to advance.
In one embodiment of the present application, as shown in FIGS. 5-7;
the two side surfaces of the pushing part 3 are oppositely provided with cutting surfaces 301, and the cutting surfaces 301 are inwards inclined from the root part to the front end of the pushing part; in this embodiment, based on an included angle between the push portion and the rod body, a first cutting surface 3011 is formed on the outer side of the push portion, and a second cutting surface 3012 is formed on the inner side of the push portion, and the area of the second cutting surface is larger than that of the first cutting surface; the knot pushing portion of this kind of setting is similar toper structure, pushes away the area increase of knot card line mouth both sides, and the during operation, the knot location joint is on pushing away the first cutting face in knot card line mouth outside.
In another embodiment of the present application, as shown in FIGS. 1-2;
the other end of the rod body 2 is provided with a holding handle 1 which can be convenient for medical staff to hold and use the knot pusher, thereby improving the use efficiency.
In another embodiment of the present application, as shown in FIGS. 1-2;
the section of the holding handle 1 is one of a circle, an ellipse, a triangle, a square and a runway; the shape of the main body can be slightly changed, if the section of the holding handle is square, and each side is inwards sunken to form a radian, so that the holding handle is firmly held, and the phenomenon that the handle is separated from the use process of the knot pusher is avoided.
In another embodiment of the present application, as shown in FIGS. 1-2;
the grip handle 1 is externally sleeved with an anti-slip sleeve 101, and the grip handle is externally sleeved with a protective sleeve, so that the grip handle can be conveniently gripped in an anti-slip manner.
In another embodiment of the present application, as shown in FIGS. 1-2;
the axial surface of the holding handle 1 is provided with anti-skid grains 102; the holding handle can be generally arranged with the rod body and the pushing part integrally and can be made of stainless steel materials; the anti-slip lines are arranged on the peripheral surface of the holding handle, so that the anti-slip of the holding handle can be realized.
The utility model discloses a use method or theory of operation:
according to the knot pusher disclosed by the embodiment of the application, firstly, a soluble thread is knotted by a coil, the soluble thread at the front end of a knotted position penetrates through a C-shaped thread passing channel from an outer opening of a hanging thread and then is clamped into a knot pushing and clamping port through an inner opening of the hanging thread, and the front end of the knot pushing and clamping port is tightly propped at a knot; secondly, the knot pushing part pushes the knot to move forward, and the circumference of the coil is gradually reduced and gradually tightens the part of the human body to be removed along with the relative backward traction of the free end of the soluble thread; and finally, after knot pushing is finished, knotting the thread head again and cutting off the tail part of the redundant soluble thread.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A novel double-C-shaped knot pusher for minimally invasive surgery is characterized by comprising: a rod body (2); the pushing part (3), the pushing part (3) is arranged at one end of the rod body (2); the pushing and connecting part (3) comprises a first C-shaped hanging wire part (303) and a second C-shaped hanging wire part (305) which are arranged on two sides of the rod body and are oppositely arranged, the opening sides of the first C-shaped hanging wire part (303) and the second C-shaped hanging wire part (305) are arranged in opposite directions, the first C-shaped hanging wire part (303) surrounds the outer side of the second C-shaped hanging wire part (305), and a C-shaped wire passing channel (304) is formed between an inner arc line of the first C-shaped hanging wire part (303) and an outer arc line of the second C-shaped hanging wire part (305); the opening side of the first C-shaped hanging wire part (303) and the back side of the second C-shaped hanging wire part (305) form a hanging wire outer opening (302); the opening side of the second C-shaped hanging wire part (305) and the inner side of the first C-shaped hanging wire part (303) form a hanging wire inner opening (307), a knot pushing and wire clamping opening (306) is formed between the inner arc line of the second C-shaped hanging wire part (305) and the inner arc line of the first C-shaped hanging wire part (303), and the suture line enters from the hanging wire inner opening, passes through the C-shaped wire passing channel (304) and is clamped into the knot pushing and wire clamping opening (306) from the hanging wire inner opening (307).
2. The novel double "C" minimally invasive surgery knot pusher of claim 1, characterized in that: the pushing part (3) and the rod body (2) are positioned on the same axis.
3. The novel double "C" minimally invasive surgery knot pusher of claim 1, characterized in that: the axis of the pushing part (3) and the axis of the rod body (2) form an included angle alpha; wherein 0 < α ≦ 45.
4. The novel double "C" minimally invasive surgery knot pusher of claim 2 or 3, characterized in that: two side surfaces of the pushing part (3) are oppositely provided with cutting surfaces (301), and the cutting surfaces (301) are inwards inclined from the root part to the front end of the pushing part.
5. The novel double "C" minimally invasive surgery knot pusher of claim 1, characterized in that: the other end of the rod body (2) is provided with a holding handle (1).
6. The novel double "C" minimally invasive surgery knot pusher of claim 5, wherein: the section of the holding handle (1) is one of a circle, an ellipse, a triangle, a square and a runway.
7. The novel double "C" minimally invasive surgery knot pusher of claim 5, wherein: the outer sleeve of the holding handle (1) is provided with an anti-slip sleeve (101).
8. The novel double "C" minimally invasive surgery knot pusher of claim 5, wherein: the axial surface of the holding handle (1) is provided with anti-skid grains (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220915474.9U CN218045277U (en) | 2022-04-20 | 2022-04-20 | Novel knot pusher for double C-shaped minimally invasive surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220915474.9U CN218045277U (en) | 2022-04-20 | 2022-04-20 | Novel knot pusher for double C-shaped minimally invasive surgery |
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| Publication Number | Publication Date |
|---|---|
| CN218045277U true CN218045277U (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220915474.9U Active CN218045277U (en) | 2022-04-20 | 2022-04-20 | Novel knot pusher for double C-shaped minimally invasive surgery |
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| CN (1) | CN218045277U (en) |
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- 2022-04-20 CN CN202220915474.9U patent/CN218045277U/en active Active
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