CN220801059U - Knotter - Google Patents

Abstract

The utility model relates to the technical field of medical appliances, in particular to a knotter. The knotter comprises an upper elastomer and a lower elastomer, wherein one ends of the upper elastomer and the lower elastomer are connected through an elastic connector, a first open slot and a second open slot are formed in the lower elastomer, the open directions of the first open slot and the second open slot are the same and face the side face of the lower elastomer, the first open slot penetrates through the length direction of the lower elastomer, the second open slot is positioned above the first open slot, and the second open slot penetrates through the outer end face and the upper end face of the lower elastomer; the top of the upper elastic body is provided with two third open grooves at intervals, the third open grooves penetrate through the width direction of the upper elastic body, the openings of the third open grooves face upwards, the side wall of one end, far away from the elastic connecting body, of the upper elastic body is provided with a winding groove, and the middle of the winding groove is provided with a winding post. The knotting machine can assist medical staff to perform knotting, is simple in structure, low in cost and convenient to operate, can ensure knotting quality and improves knotting efficiency.

Description

Knotter

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a knotter.

Background

Knotting is an important technique in surgery where hemostasis and suturing are not separated from ligation, and the knot runs through the whole process of the surgical operation. The conventional knotting method of surgical suture is basically divided into two types, one of which is knotting by a manipulation, namely knotting by both hands; the other is to tie a pair of holding forceps, and for deep tie, the finger cannot enter the part to be tied normally; the holding forceps can enter the part to be ligated, but the knot is easy to slip. The existing knotting work is not provided with special knotting tools, most of the knotting work is finished by medical staff in a purely manual mode, a large amount of manual knotting is performed by the medical staff, the work amount is large for the medical staff, the task is heavy, the operation speed is low, a large amount of exercises are needed for new people or practical medical staff, the work efficiency is low, and the knotting quality cannot be guaranteed.

The application number is 201210115284. X's chinese patent discloses a lasso knotter, including winding sleeve, dead lever, movable lever, be equipped with the opening on winding sleeve's the lateral wall, the one end and the winding sleeve outer wall connection of dead lever, this dead lever is articulated with the movable lever, is equipped with the spring between this movable lever and the dead lever, and the one end and the ejector pin of this movable lever are connected, are equipped with the die-pin on this ejector pin. This patent places the dead lever top around winding sleeve outer wall one round back with the suture, places the one end of suture on the die-pin from the opening part, pushes down the movable rod, makes the die-pin drive suture upward movement, and after the suture wholly breaks away from winding sleeve, will the suture make required lasso, this knotter simple structure, and the preparation is convenient, can improve the efficiency and the quality of preparation lasso, but adopts the single round lasso that this knotter beaten out to loosen easily in practical application, is not very firm, has brought loaded down with trivial details operation or knotted again for clinical doctor to waste a large amount of time, also bring the secondary pain for the patient simultaneously.

Disclosure of utility model

The utility model aims to solve the technical problems that medical staff is knotted by hands, the engineering quantity is large, the task is heavy and the speed is low, and a single lasso knot made by the existing knotter is easy to loose and is not firm.

The technical scheme adopted by the utility model for achieving the purpose is as follows: the knotter comprises an upper elastomer and a lower elastomer, wherein one ends of the upper elastomer and the lower elastomer are connected through an elastic connector, the other ends of the upper elastomer and the lower elastomer can be folded or opened, a first open groove and a second open groove are formed in the lower elastomer, the opening directions of the first open groove and the second open groove are the same and face the side face of the lower elastomer, the first open groove penetrates through the length direction of the lower elastomer and is parallel to the length direction of the lower elastomer, the second open groove is located above the first open groove, and the second open groove penetrates through the outer end face and the upper end face of the lower elastomer; the top of the upper elastic body is provided with two third open grooves at intervals, the third open grooves penetrate through the width direction of the upper elastic body and the openings of the third open grooves face upwards, the side wall of the upper elastic body, which is far away from one end of the elastic connector, is provided with a winding groove, and the middle of the winding groove is provided with a winding column.

Further, the second open slot comprises a horizontal section and a vertical section vertically communicated with the horizontal section, the horizontal section of the second open slot is parallel to the first open slot, and an arc chamfer is arranged at the opening of the vertical section of the second open slot.

Further, opposite rabbets are arranged at the openings of the horizontal sections of the second open grooves.

Further, opposite rabbets are arranged at the opening of the first open groove.

Further, an arc chamfer is arranged at the opening of the third open slot.

Further, the cross section of the first open groove is of a U-shaped structure.

Further, the wire winding groove is an arc-shaped wire winding groove.

Further, the upper elastic body, the lower elastic body and the elastic connector are of an integrated structure.

Further, the upper elastic body, the lower elastic body and the elastic connecting body are all elastic plastic bodies.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The knotter can assist medical staff to perform knotting work, is easy for new people or trained medical staff to operate, can be used for knotting in advance when a manipulation is used for knotting or an instrument is inconvenient to knot, so that the working efficiency of the medical staff is improved, the knots made by the knotter are not easy to loose, the knotter is firm in structure, the failure probability can be reduced, the suturing requirement is met, the knotting quality is guaranteed, the knotter is made of elastic materials in an integrated mode, the elastic opening and closing action of the knotter can be guaranteed, and the knotter has the advantages of being simple in structure, low in cost, convenient to operate and the like.

(2) According to the knotter disclosed by the utility model, the openings of the horizontal sections of the first open slot and the second open slot are provided with the opposite rabbets, and by adopting the structure, the suture can be prevented from falling off from the knotter in the winding process, so that the knotting can be smoothly performed.

(3) According to the knotter disclosed by the utility model, the arc-shaped chamfer is arranged at the notch of the third open slot, and by arranging the arc-shaped chamfer, the suture line can be ensured to be smoothly separated from the third open slot in the knotting process.

(4) According to the knotter disclosed by the utility model, the suture thread can be better fixed at the end part of the knotter through the winding groove and the winding post so as to withdraw together with the knotter and simultaneously penetrate through the suture thread wound on the knotter to form a slipknot.

Drawings

FIG. 1 is a block diagram of a knotter according to example 1 of the present utility model.

FIG. 2 is a block diagram of a knotter according to embodiment 2 of the present utility model.

FIG. 3 is a schematic view of an application of the knotter of the present utility model 1.

FIG. 4 is a schematic view of an application of the knotter of the present utility model 2.

FIG. 5 is a schematic view of the knot after the knotter is withdrawn.

Fig. 6 is a schematic view of a structure of a slipknot.

In the figure: 1. the novel wire winding device comprises an upper elastic body, a lower elastic body, an elastic connector, a first open groove, a second open groove, a third open groove, a wire winding post, a suture, and a ferrule.

Detailed Description

The present utility model will be described in detail below with reference to the drawings and examples, but the present utility model is not limited to the specific examples.

Example 1

The knotter shown in fig. 1 comprises an upper elastic body 1 and a lower elastic body 2, wherein one ends of the upper elastic body 1 and the lower elastic body 2 are connected through an elastic connecting body 3, the other ends of the upper elastic body 1 and the lower elastic body 2 can be folded or opened, the upper elastic body 1, the lower elastic body 2 and the elastic connecting body 3 are all elastic plastic bodies, and the upper elastic body 1, the lower elastic body 2 and the elastic connecting body 3 are of an integrated structure.

The lower elastic body 2 is provided with a first open groove 4 and a second open groove 5, the opening directions of the first open groove 4 and the second open groove 5 are the same and face the side face of the lower elastic body 2, so that the suture thread is ensured to be smoothly separated from the open grooves in the knotting process, the first open groove 4 penetrates through two ends of the lower elastic body 2 in the length direction and is parallel to the length direction of the lower elastic body 2, and specifically, the section of the first open groove 4 is of a U-shaped structure; the second open slot 5 is located the top of first open slot 4, and the second open slot 5 runs through the outer terminal surface and the up end of elastomer 2 down, and second open slot 5 includes the horizontal segment and with the vertical section of the vertical intercommunication of horizontal segment, the horizontal segment of second open slot 5 parallels with first open slot 4, and the opening part of the vertical section of second open slot 5 is provided with the arc chamfer, through the arc chamfer, makes things convenient for the suture line to break away from second open slot 5 smoothly in the process of knoing.

The top of going up elastomer 1 is spaced apart and is equipped with two third open slot 6, be provided with two third open slot 6, can guarantee to form two cover knot structures, third open slot 6 runs through elastomer 1 width direction and its opening up, the opening part of third open slot 6 is provided with the arc chamfer, can guarantee through this arc chamfer that the suture breaks away from third open slot 6 smoothly in the in-process of knoing, upward elastomer 1 has seted up arc winding groove 7 on the lateral wall of keeping away from elastic connection body 3 one end, arc winding groove 7 middle part is equipped with wrapping post 8, through winding groove 7 and wrapping post 8, can be better fix the suture at the knot ware tip of knoing, so as to withdraw from it together with the knot ware, and pass the suture that twines simultaneously in order to form the slipknot.

Example 2

As shown in fig. 2, the knotter in this embodiment is basically the same as embodiment 1, except that the opening of the first open slot 4 is provided with opposite rabbets, and the opening of the horizontal section of the second open slot 5 is provided with opposite rabbets.

As shown in FIGS. 3-4, the knotter of the present utility model, in use: one end of the suture 9 is fixed with a suture needle, the other end of the suture 9 penetrates into the first open groove 4, the suture 9 is bent upwards to form a loop 10 after penetrating out of the first open groove 4 and penetrates into the second open groove 5, the suture 9 is wound upwards to bypass the first third open groove 6 after penetrating out of the upper end of the second open groove 5, then is folded upwards after downwards bypassing the lower elastomer 2 and winds around the second third open groove 6, then is wound downwards to bypass the lower elastomer 2 and then is folded upwards to bypass the upper elastomer 1, the end part of the suture 9 penetrates through the winding groove 7 and winds around the winding post 8, the loop 10 is held by one hand after the suture 9 is wound, the upper elastomer 1 and the lower elastomer 2 are pressed by the other hand, the suture 9 is separated from the first open groove 4, the second open groove 5 and the third open groove 6 respectively, and the knotter is withdrawn backwards, and the end part of the suture 9 is taken out together with the knotter and simultaneously winds around the winding post 8 of the knotter, the suture 9 penetrates through the winding post 8 and the two ends of the knotter, and finally the two loops 9 are wound on the two ends of the suture 5 and the suture 5 are stretched, as shown in fig. 5-10.

The knotter can assist medical staff to perform knotting work, is easy for new people or trained medical staff to operate, can be used for knotting in advance when a manipulation is used for knotting or an instrument is inconvenient to knot, so that the working efficiency of the medical staff is improved, the knots made by the knotter are not easy to loose, the knotter is firm in structure, the failure probability can be reduced, the suturing requirement is met, the knotting quality is guaranteed, the knotter is made of elastic materials in an integrated mode, the elastic opening and closing action of the knotter can be guaranteed, and the knotter has the advantages of being simple in structure, low in cost, convenient to operate and the like.

The above is a further detailed description of the present utility model in connection with the preferred embodiments, and it should not be construed that the utility model is limited to the specific embodiments. It should be understood by those skilled in the art that the present utility model may be simply put forth and substituted without departing from the spirit of the utility model.

Claims (9)

1. A knotter, characterized in that: the elastic connecting device comprises an upper elastic body and a lower elastic body, wherein one ends of the upper elastic body and the lower elastic body are connected through an elastic connecting body, the other ends of the upper elastic body and the lower elastic body can be folded or opened, a first open slot and a second open slot are formed in the lower elastic body, the opening directions of the first open slot and the second open slot are the same and face the side face of the lower elastic body, the first open slot penetrates through the length direction of the lower elastic body and is parallel to the length direction of the lower elastic body, the second open slot is located above the first open slot, and the second open slot penetrates through the outer end face and the upper end face of the lower elastic body; the top of the upper elastic body is provided with two third open grooves at intervals, the third open grooves penetrate through the width direction of the upper elastic body and the openings of the third open grooves face upwards, the side wall of the upper elastic body, which is far away from one end of the elastic connector, is provided with a winding groove, and the middle of the winding groove is provided with a winding column.

2. The knotter of claim 1, wherein: the second open slot comprises a horizontal section and a vertical section which is vertically communicated with the horizontal section, the horizontal section of the second open slot is parallel to the first open slot, and an arc chamfer is arranged at the opening of the vertical section of the second open slot.

3. The knotter of claim 2, wherein: and opposite rabbets are arranged at the openings of the horizontal sections of the second open grooves.

4. The knotter of claim 1, wherein: the opening of the first open slot is provided with opposite rabbets.

5. The knotter of claim 1, wherein: and an arc chamfer is arranged at the opening of the third open slot.

6. The knotter of claim 1, wherein: the cross section of the first open groove is of a U-shaped structure.

7. The knotter of claim 1, wherein: the wire winding groove is an arc-shaped wire winding groove.

8. The knotter of claim 1, wherein: the upper elastic body, the lower elastic body and the elastic connecting body are of an integrated structure.

9. The knotter of claim 1, wherein: the upper elastic body, the lower elastic body and the elastic connecting body are all elastic plastic bodies.