CN216719318U - A detachable and fixed surgical knot training device - Google Patents

Abstract

The utility model relates to a detachable fixed surgical knotting training device, which comprises a base plate and a fixing device, wherein the base plate is provided with a plurality of fixing holes; the upper side surface of the base plate is fixedly provided with a training plate; the fixing device comprises a screw, a fixing piece and a fastening nut; the screw is vertical to the base plate and is fixedly connected with the base plate, and the fastening nut is in threaded connection with the screw; the fixing piece is provided with a through hole for the screw to pass through and a clamping plate, and a clamping space is formed between the upper side surface of the clamping plate and the lower side surface of the base plate; the fixing piece is positioned between the substrate and the fastening nut. After the training device is adopted, the training device can be stably and fixedly connected with the target table top and can be detached, so that the requirement of independent training of clinical students is met, and the device is prevented from slipping in the training process; the use is convenient, the size is small, and the training efficiency is improved.

Description

A detachable and fixed surgical knot training device

technical field

The utility model relates to a detachable and fixed surgical knot training device, which belongs to the technical field of auxiliary tools for medical clinical skill training.

Background technique

As far as the inventors know, surgical knotting is one of the most basic clinical skill operations, and it is also the key content of the teaching and inspection of clinical professional training courses. Commonly used knots include single knot, square knot, triple knot and surgical knot, etc. The speed of knotting and the degree of completion of each knot are often the main scoring criteria for students in colleges and universities. For students, to achieve the established teaching goals usually requires a lot of practice after class to improve their proficiency, but the training equipment for surgical knotting has not been popularized, and the existing products are not easy to fix, resulting in tapes in the teaching environment. Or the problem that the thread ends are everywhere and difficult to clean.

After searching, it was found that the invention patent with the patent number of CN201710677685.7 and the authorized announcement number of CN107248348B discloses a surgical knot training equipment, including a bottom plate, a groove, a fixed vertical plate seat, a first vertical plate, a movable vertical plate seat, The second vertical plate, the screw rod, the rubber rope bin, the rubber rope, the through hole, the round pipe and the positioning clip, the top surface of the bottom plate is provided with a groove, one end of the groove is provided with a fixed vertical plate seat, and the top surface of the fixed vertical plate seat is connected with the first vertical plate seat. A vertical plate, one side of the fixed vertical plate seat is provided with a movable vertical plate seat, the top surface of the movable vertical plate seat is connected with a second vertical plate, a rubber rope is arranged inside the rubber rope warehouse, and the top surface of the rubber rope is evenly provided with through holes, A round tube is arranged inside the hole. The technical scheme is provided with a through hole on the top surface of the rubber rope, and a round tube is arranged inside the through hole, which will not slip when knotting, and the depths of the first card groove, the second card groove and the third card groove are different, which is convenient to adjust the two parallel rubber ropes. The distance between the ropes, both sides of the clapboard are provided with a fixed vertical plate seat and a movable vertical plate seat, which is convenient for comparison with the correct example. The utility model patent with the patent number of CN201920249229.7 and the authorized announcement number of CN209729259U discloses a tension visualization adjustable surgical knot training device, comprising: a silicone block, the upper surface of the silicone block is provided with a strip-shaped crack, and the bottom of the strip-shaped crack is An arc-shaped groove is opened, the arc-shaped groove is connected with the strip-shaped crack, and the interior of the arc-shaped groove is filled with an inflation airbag. Both sets of air inlets are provided with air inlets, two groups of air inlets are connected with air delivery pipes, the ends of the air delivery pipes are connected with pressing airbags, and two groups of air outlets are also opened on the back sides of the first airbag and the second airbag, and the ends of the air outlets pass through the end of the air delivery pipes. A piston is fixed, an annular elastic band is also fixed on the periphery of the opening of the arc groove, and several groups of threading holes are evenly opened on the annular elastic band. However, the above technical solutions all adopt a suction cup fixing method, which is only suitable for a smooth and smooth desktop, and the fixing effect is not satisfactory.

The utility model patent with the patent number of CN202022995384.9 and the authorized announcement number of CN213518778U discloses a surgical knot training device, which includes an inner cylinder, an outer cylinder and a base, the bottom of the outer cylinder is fixed on the base, and the inner cylinder is sleeved above the outer cylinder , the two sides corresponding to the inner cylinder are provided with convex ribs, the convex ribs are serrated, the two inner sides corresponding to the outer cylinder are provided with grooves, the convex ribs are embedded in the grooves, and the upper end of the outer cylinder is also provided with a hasp. The tension sensor and the display screen are installed on the base, the tension sensor and the display screen are connected by a data cable, and a wire hook is arranged above the tension sensor. Although this technical solution can display and adjust the depth, it does not take into account the fixing problem of the base.

The utility model patent with the patent number CN202022810851.6 and the authorized announcement number CN213400209U discloses an oral suture and knotting basic skill trainer, which includes a bottom plate, a lifting rod and a wooden board. The top of the bottom plate is fixedly installed with a lifting rod, and the right side wall of the lifting rod is fixed A fixing rod is installed, a handle is fixedly installed on the right side wall of the fixing rod, a connecting shaft is fixedly installed on the top of the lifting rod, a support frame is connected and installed on the side wall of the connecting shaft, and the bottom of the support frame and the top of the lifting rod are rotated through the connecting shaft connection, the wooden board is fixedly installed at one end of the support frame; the bottom of the bottom plate is fixedly installed with a non-slip silicone plate. The technical solution also does not take into account the problem of fixation, and only has a non-slip silicone plate at the bottom, which is difficult to meet the requirement of stabilizing and limiting the position of the entire training device.

Utility model content

The purpose of the utility model is to: in view of the problems existing in the above-mentioned prior art, to propose a detachable and fixed surgical knot training device, which can be firmly connected to the target table and detachable, so as to meet the needs of clinical students for autonomous training.

In order to achieve the above purpose, the technical scheme of the present utility model is as follows:

A detachable and fixed surgical knot training device, comprising a base plate, and a training plate is fixed on the upper side of the base plate; it is characterized in that it also includes a fixing device, and the fixing device includes a screw rod, a fixing piece and a fastening nut; The screw rod is perpendicular and fixedly connected to the base plate, and the fastening nut is screwed to the screw rod; the fixing piece has a through hole for the screw rod to pass through and a clamping plate, the upper side of the clamping plate and the lower side of the base plate are between A clamping space is formed between them; the fixing member is located between the base plate and the fastening nut.

When the structure is in use, the substrate is placed on the target table, and the clamping plate of the fixture is clamped on the lower edge of the table, so that the table enters the clamping space, and then the fixture is moved toward the substrate by tightening the fastening nut. A tight press fit securely holds the entire training set on the table. After that, you can use the training board for surgical knot training. After training, loosen the fastening nut to remove the training device from the table.

The utility model can also adopt the following preferred solutions:

Preferably, the fixing member further comprises a first sleeve and a support plate, the first sleeve has a through hole that overlaps with the through hole of the fixing member; one end of the clamping plate is fixedly connected to the first sleeve; There is at least one support plate, the support plate is arranged vertically, the top of the support plate is fixedly connected with the clamping plate, and one end of the support plate is fixedly connected with the first sleeve.

More preferably, the upper side of the clamping plate is flush with the top edge of the first sleeve; the bottom edge of the support plate is flush with the bottom edge of the first sleeve.

More preferably, the edge of the fixing member is an arc or arc surface; the upper side of the clamping plate is further provided with a damping layer; the width of the clamping plate is greater than or equal to the outer diameter of the sleeve.

After the above preferred structure is adopted, the specific structure of the fixing piece can be further optimized, so that the structure is simple, firm and durable, and can achieve a better fixing effect. Among them, the use of arc or curved edge of the fixing part can prevent the user from accidental damage caused by scratching; the damping layer of the clamping plate can increase the frictional force, and the width of the clamping plate can be appropriately expanded to provide a larger clamping area , thereby improving the clamping stability.

Preferably, the top end of the screw rod is fixedly connected with the lower side surface of the base plate; the screw rod is close to the edge of the base plate.

Preferably, an insertion rod extends from the top end of the screw rod, and the insertion rod is perpendicular to the screw rod; the upper side of the base plate has a second sleeve for insertion of the insertion rod, and the axial direction of the second sleeve is parallel to the base plate .

After the above preferred structure is adopted, the fixing structure of the screw and the base plate can be further optimized; wherein, the first structure is direct fixing, and the existing direct fixing methods such as welding can be used; Fixed connection, that is: insert the rod into the second sleeve, put the edge of the target table into the clamping space, tighten the fastening nut to make the substrate and the clamping plate clamp the table, and the screw and the substrate form a fixed connection at this time.

Preferably, the training board is perpendicular to the base plate; two sides of the training board are respectively provided with a group of comb-shaped grooves, and the middle of the training board is provided with at least one hole; the training board has at least two and parallel to each other.

More preferably, the width of the groove is 0.25cm or 0.5cm or 1cm; there are two holes and the holes are arranged up and down, and the holes are round holes.

After adopting the above preferred structure, the specific structure of the training board can be further optimized. Among them, different groove widths can be adapted to elastic ropes of different diameters. When training, the user can first stretch the elastic rope in the groove of the training board, or pass the elastic rope through the hole of the training board, and use the surgical thread to perform surgical tying exercises, and then cut the surgical thread at the end of the training.

Preferably, the fastening nut is a hand-tightened nut; the corners of the training board are covered with silicone pads.

More preferably, the material of the fixing member is plastic; the material of the screw rod is stainless steel; the material of the fastening nut is metal material.

After adopting the above preferred structure, the specific details of each component can be further optimized. Among them, it is more convenient to use the hand-tightened nut; the coated silicone pad can reduce the scratch loss of the training board; in addition, the length of the screw can be determined according to the actual situation to adapt to the target table of different thickness.

After the utility model is adopted, the training device can be firmly connected with the target table and can be disassembled, thereby meeting the needs of clinical students for autonomous training and avoiding the device slipping during the practice; the use is convenient and the volume is small, which is beneficial to improve the training efficiency.

Description of drawings

The utility model will be further described below in conjunction with the accompanying drawings.

FIG. 1 is a schematic structural diagram of Embodiment 1 of the present invention.

FIG. 2 is a schematic structural diagram of a fixing member in Embodiment 1 of the present invention.

FIG. 3 is a schematic structural diagram of Embodiment 2 of the present invention.

Detailed ways

Example 1

As shown in FIG. 1 , the disassembled and fixed surgical knot training device in this embodiment includes a base plate 1 and a fixing device; a training plate 2 is fixed on the upper side of the base plate 1 ; the fixing device includes a screw rod 4 , a tightening nut 5 and a fixing device The screw 4 is perpendicular and fixedly connected to the base plate 1, and the fastening nut 5 is threadedly connected to the screw 4; the fixing member 6 has a through hole 8 for the screw 4 to pass through and a clamping plate 9, and the upper side of the clamping plate 9 is connected to A clamping space is formed between the lower sides of the base plate 1 ; the fixing member 6 is located between the base plate 1 and the fastening nut 5 .

Specifically, as shown in FIG. 2 , the fixing member 6 further includes a first sleeve 10 and a support plate 11 , and the first sleeve 10 has a through hole 8 that overlaps with the through hole 8 of the fixing member 6 ; one end of the clamping plate 9 It is fixedly connected with the first sleeve 10; there is at least one supporting plate 11 (there are two in this embodiment), the supporting plate 11 is arranged vertically, the top of the supporting plate 11 is fixedly connected with the clamping plate 9, and one end of the supporting plate 11 is connected to the clamping plate 9. The first sleeve 10 is fixedly connected. The upper side of the clamping plate 9 is flush with the top edge of the first sleeve 10 ; the bottom edge of the support plate 11 is flush with the bottom edge of the first sleeve 10 . The edge of the fixing member 6 is an arc or arc surface; the upper side of the clamping plate 9 is also provided with a damping layer (which can be made on the upper side of the clamping plate 9 by a process such as sanding); the width of the clamping plate 9 is greater than or Equal to the outer diameter of the casing.

Specifically, the top end of the screw 4 is fixedly connected to the lower side of the base plate 1 ; the screw 4 is close to the edge of the base plate 1 .

Specifically, the training board 2 is perpendicular to the base plate 1; both sides of the training board 2 are respectively provided with a group of comb-shaped grooves, and the middle of the training board 2 is provided with at least one hole; example two) and parallel to each other. The width of the groove is 0.25cm or 0.5cm or 1cm; there are two holes and they are arranged up and down, and the holes are round holes.

Specifically, the tightening nut 5 is a hand-tightened nut (for example, stamping, die-casting, round wing, claw and other wing nuts and other nuts that are convenient for hand-tightening); the corners of the training board 2 are covered with silicone pads. The material of the fixing member 6 is plastic; the material of the screw 4 is stainless steel; the material of the fastening nut 5 is metal material.

The use process of this embodiment is:

Place the substrate 1 on the target table, and clamp the clamping plate 9 of the fixture 6 on the lower edge of the table, so that the table enters the clamping space, and then tighten the fastening nut 5 to make the fixture 6 face the direction of the substrate 1 A tight press fit securely holds the entire training set on the table. After that, the training board 2 can be used for surgical knotting training, that is, first stretch the elastic rope in the groove of the training board 2 or pass the elastic rope through the hole of the training board 2, and then use the surgical thread to perform the training. Surgical ligation exercises. At the end of the training, first cut the surgical wire and then remove the elastic rope, and then loosen the tightening nut 5 to remove the training device from the table.

Example 2

As shown in Figure 3, the disassembled and fixed surgical knot training device of the present embodiment is basically the same as that of Embodiment 1, and the difference is only:

A plunger 12 extends from the top of the screw 4 , and the plunger 12 is perpendicular to the screw 4 ;

The use process of this embodiment is basically the same as that of Embodiment 1, and the difference is only:

After placing the base plate 1 on the target table, insert the rod 12 into the second sleeve 7 first, and then clamp the clamping plate 9 of the fixing member 6 on the lower edge of the table, so that the table enters the clamping space, and then rotate Tighten the nut 5 so that the fixing member 6 is tightly pressed in the direction of the base plate 1, and then the entire training device is firmly fixed on the table.

In addition to the above-mentioned embodiments, the present invention may also have other implementations. All technical solutions formed by equivalent replacement or equivalent transformation fall within the protection scope required by the present invention.

Claims (10)

1. a disassembly fixed surgical knot training device, comprising a base plate, and the upper side of the base plate is fixed with a training plate; it is characterized in that, also comprise a fixing device, and the fixing device comprises a screw rod, a fixing part and a tightening nut The screw is perpendicular and fixedly connected to the base plate, and the fastening nut is threadedly connected to the screw; the fixing piece has a through hole for the screw to pass through and a clamping plate, the upper side of the clamping plate is A clamping space is formed between the side surfaces; the fixing member is located between the base plate and the fastening nut. 2 . The detachable and fixed surgical knot training device according to claim 1 , wherein the fixing member further comprises a first sleeve and a support plate, and the first sleeve has a through hole that is different from the fixing member. 3 . The through holes overlap; one end of the clamping plate is fixedly connected with the first sleeve; there is at least one supporting plate, the supporting plate is arranged vertically, the top of the supporting plate is fixedly connected with the clamping plate, the One end of the support plate is fixedly connected with the first sleeve. 3. The detachable and fixed surgical knot training device according to claim 2, wherein the upper side of the clamping plate is flush with the top edge of the first sleeve; the bottom edge of the support plate is flush with the first sleeve. The bottom edge of the casing is flush. 4. The detachable and fixed surgical knot training device according to claim 2, wherein the edge of the fixing member is an arc or a curved surface; the upper side of the clamping plate is further provided with a damping layer; The width of the clamping plate is greater than or equal to the outer diameter of the sleeve. 5 . The detachable and fixed surgical knot training device according to claim 1 , wherein the top end of the screw rod is fixedly connected to the lower side surface of the base plate; the screw rod is close to the edge of the base plate. 6 . 6 . The detachable and fixed surgical knot training device according to claim 1 , wherein an insertion rod extends from the top end of the screw rod, and the insertion rod is perpendicular to the screw rod; the upper side of the base plate has an insertion rod for insertion. 7 . A second sleeve is inserted, the axial direction of the second sleeve is parallel to the base plate. 7. The detachable and fixed surgical knot training device according to any one of claims 1 to 5, wherein the training plate is perpendicular to the base plate; two sides of the training plate are respectively provided with a group of comb teeth The middle of the training board is provided with at least one hole; the training board has at least two and is parallel to each other. 8. The detachable and fixed surgical knot training device according to claim 7, wherein the width of the groove is 0.25cm or 0.5cm or 1cm; The holes are round holes. 9 . The detachable and fixed surgical knot training device according to claim 1 , wherein the fastening nut is a hand-tightened nut; and the corners of the training board are covered with silicone pads. 10 . 10 . The disassembled and fixed surgical knot training device according to claim 9 , wherein the material of the fixing member is plastic; the material of the screw rod is stainless steel; the material of the fastening nut is metal material. 11 . .

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