CN213217460U - Meniscus scalpel with telescopic tool bit - Google Patents

Abstract

The utility model discloses a meniscus scalpel of scalable tool bit, including casing, extending structure, extrusion structure and braking structure, the inside bottom sliding connection of casing has extending structure, and one side welding of extending structure has the cutter body, the inside one side of cutter body is provided with scribbles the anther sac, and scribbles the inside activity of anther sac and has cup jointed and scribble the anther sac, the inside intermediate position department of casing can dismantle through the screw and be connected with braking structure. The utility model discloses a set up extending structure, the operator removes to cutter body one side through promoting flexible piece for it removes to cutter body one side to mesh the tooth pole promotion expansion plate under the mating reaction of flexible slider and flexible spout, makes the cutter body of expansion plate one side roll-off and then the meniscus scalpel of scalable tool bit possess the function that the tool bit can stretch out and draw back automatically in the casing, and then realizes preventing this cutter body corrosion and the blunt mouthful of the edge of a knife, hoisting device life.

Description

Meniscus scalpel with telescopic tool bit

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a meniscus scalpel of scalable tool bit.

Background

With the development of society, medical instruments in China are rapidly developed, wherein the scalpel is used as an important use tool in clinical medicine, the main function of the scalpel is used as a medical tool necessary for clinical operation to assist a doctor to cut a pain part of a patient, and a plurality of meniscal scal scalers exist in the market at present, but the existing meniscal scal scalers have many problems or defects:

firstly, the traditional meniscus scalpel does not have the automatic telescopic function, and the scalpel body cannot automatically contract after being used, so that the scalpel body is easily corroded and the blunt port of the road junction is easily caused;

secondly, the traditional meniscus scalpel does not have the function of automatically coating medicine when in use, and when a patient performs an operation, the scalpel cannot perform the cutting and inflammation diminishing processes at the same time, so that the cutting opening is easy to cause inflammation, and the patient is greatly painful;

third, traditional meniscus scalpel does not possess the braking structure during the use, and when the scalpel used, easily automatic packing up was unfavorable for going on smoothly in the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a meniscus scalpel of scalable tool bit to solve the easy corrosion of meniscus scalpel that provides in the above-mentioned background art and blunt mouthful, can not scribble the medicine automatically and do not possess the problem of brake structure.

In order to achieve the above object, the utility model provides a following technical scheme: a meniscus scalpel with a telescopic tool bit comprises a shell, a telescopic structure, an extrusion structure and a braking structure, wherein the telescopic structure is connected to the bottom end inside the shell in a sliding mode, a knife body is welded to one side of the telescopic structure, a medicine coating bag is arranged on one side inside the knife body, a medicine coating ball is movably sleeved inside the medicine coating bag, an extrusion groove is formed in the other side inside the knife body, extrusion sliding grooves are formed in the top end and the bottom end of one side inside the extrusion groove, the extrusion structure is fixedly connected to the other side inside the extrusion groove, the braking structure is detachably connected to the middle position inside the shell through screws, and a limiting hole is formed in one side of the top end of the shell; the other side welding on casing top has the support, the intermediate position department of casing bottom is provided with the spacing groove.

Preferably, a medicine coating groove is formed in the middle of the inside of the cutter body, and the medicine coating bag is connected with the extrusion groove through the medicine coating groove.

Preferably, the inside of extrusion structure has set gradually extrusion wheel, extrusion axle, extrusion slider, stripper plate, tooth frame and extrusion gear, and extrusion axle fixed connection is between the inner wall in extrusion groove, the intermediate position department in the extrusion axle outside has the extrusion wheel through bearing swing joint, and the bottom welding of extrusion wheel has the extrusion gear, and stripper plate sliding connection is at the inside opposite side in extrusion groove, one side welding of stripper plate have with extrusion gear assorted tooth frame, the top of stripper plate and the equal fixedly connected with in bottom and the extrusion slider of extrusion spout assorted.

Preferably, extending structure's inside has set gradually flexible piece, expansion plate, flexible slider, has meshed the ratch, pulling force board and expanding spring, and it has one side inside the casing to mesh the ratch sliding connection, the one end welding of meshing the ratch has the expansion plate, and the top and the bottom of expansion plate be provided with flexible spout assorted flexible slider, the other end welding of meshing the ratch has the pulling force board, through expanding spring fixed connection between pulling force board and the casing.

Preferably, the inside of braking structure has set gradually braking stick, brake groove, brake disc, braked wheel, brake gear, first braking card, dead lever, first braking support, second braking card, second braking support, first hinge bar, holds holding rod, gag lever post, distance rod, second hinge bar, connecting screw and brake axle, and brake axle fixed connection is in the inside intermediate position department of casing, the welding of the intermediate position department in the brake axle outside has the brake disc, and the front side welding of brake disc has the braked wheel, the inside of braked wheel is provided with the brake groove, and the inside of brake groove articulates there is the brake stick, the outside activity joint of braked wheel have with the brake gear of rodent pole assorted brake gear.

Preferably, the first braking support of top fixedly connected with of inside rear side one side of casing, and the one end of first braking support articulates there is the dead lever, and the intermediate position department welding of dead lever has first brake card, the top fixedly connected with second braking support of the inside rear side opposite side of casing, and the one end of second braking support articulates there is first hinge bar, and the one side welding of first hinge bar has the second brake card, the one end that second braking support was kept away from to first hinge bar articulates there is the second hinge bar, and passes through connecting screw fixed connection between second hinge bar and the dead lever, the welding of one side of second hinge bar has the distance rod, holds the top that the pole articulates at the support, the one end of holding the pole articulates there is the gag lever post, and the gag lever post runs through spacing hole and the distance rod is articulated.

Compared with the prior art, the beneficial effects of the utility model are that: this meniscus scalpel of scalable tool bit is rational in infrastructure, has following advantage:

(1) by arranging the telescopic structure in the shell, an operator can push the telescopic block to move towards one side of the cutter body, so that the toothed rod can push the telescopic plate to move towards one side of the cutter body under the matching action of the telescopic sliding block and the telescopic sliding groove, the cutter body on one side of the telescopic plate can slide out of the shell, and meanwhile, the toothed rod can slide towards one side of the cutter body, so that the tensile plate, which is far away from one end of the telescopic plate, of the toothed rod pulls the telescopic spring, the telescopic spring is stretched, and the meniscus surgical knife with the telescopic knife head has the function that the knife head can automatically stretch out and draw back, thereby preventing the cutter body of the novel device from being corroded and being blunt at the;

(2) the utility model discloses a medical device, including a knife body, a gear rack, a gear head, a knife body, a squeezing wheel, a squeezing groove, a squeezing structure, a gear rack, a gear wheel, a gear ball, a medicine coating ball and a medicine coating ball, wherein the middle position on the top end of one side inside the knife body is provided with the squeezing groove and the squeezing structure;

(3) by arranging the brake structure, an operator can hold the holding rod by holding, so that the limit rod pulls the thrust rod in the limit hole, the second hinged rod welded at one end of the thrust rod far away from the limit rod and the first hinged rod form the same straight line, and then the second brake clamp is matched to form a first rigid body, the first limit clamp and the fixed rod form a second rigid body, the first rigid body and the second rigid body are respectively hinged on the second brake support and the first brake support, so that the first rigid body, the second rigid body and the connecting screw rod form a stable structure, the first limit clamp and the second limit clamp can be clamped with a brake disc, a brake wheel at one side of the brake disc is enabled to be positioned, the brake gear stops rotating due to the fact that a brake rod matched with the brake gear is hinged in a brake groove inside the brake wheel, so that a rodent rod matched with the brake gear is static, and the telescopic structure is controlled by controlling the brake structure, is beneficial to the smooth operation.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a front elevation sectional view of the present invention;

FIG. 3 is a schematic view of the rear side elevation section structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 5 is a schematic top view of the structure of the rodent wheel of the present invention.

In the figure: 1. a housing; 2. a limiting groove; 3. a telescopic structure; 301. a telescopic block; 302. a retractable plate; 303. A telescopic slide block; 304. a toothed bar; 305. a tension plate; 306. a tension spring; 4. a cutter body; 5. coating a medicine bag; 6. coating a medicine ball; 7. extruding a groove; 8. extruding the structure; 801. an extrusion wheel; 802. extruding the shaft; 803. Extruding the slide block; 804. a pressing plate; 805. a toothed frame; 806. an extrusion gear; 9. a braking structure; 901. a brake bar; 902. a brake groove; 903. a brake disc; 904. a brake wheel; 905. a brake gear; 906. A first brake card; 907. fixing the rod; 908. a first brake support; 909. a second brake card; 910. A second brake support; 911. a first hinge lever; 912. a holding rod; 913. a limiting rod; 914. a thrust rod; 915. a second hinge lever; 916. connecting a screw rod; 917. a brake shaft; 10. a limiting hole; 11. A telescopic chute; 12. a support; 13. extruding the chute; 14. a medicine coating groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a meniscus scalpel with a telescopic scalpel head comprises a shell 1, a telescopic structure 3, an extrusion structure 8 and a braking structure 9, wherein the telescopic structure 3 is connected to the bottom end inside the shell 1 in a sliding mode, and a scalpel body 4 is welded to one side of the telescopic structure 3;

the telescopic structure 3 is internally provided with a telescopic block 301, a telescopic plate 302, a telescopic sliding block 303, a rodent bar 304, a tension plate 305 and a telescopic spring 306 in sequence, the rodent bar 304 is connected to one side inside the shell 1 in a sliding manner, the telescopic plate 302 is welded at one end of the rodent bar 304, the telescopic sliding blocks 303 matched with the telescopic sliding grooves 11 are arranged at the top end and the bottom end of the telescopic plate 302, the tension plate 305 is welded at the other end of the rodent bar 304, and the tension plate 305 is fixedly connected with the shell 1 through the telescopic spring 306;

specifically, as shown in fig. 1, 2 and 3, when the structure is used, the gear engaging rod 304 pushes the telescopic plate 302 to move towards one side of the cutter body 4 under the matching action of the telescopic sliding block 303 and the telescopic sliding groove 11 by pushing the telescopic block 301 to move towards one side of the cutter body 4, so that the cutter body 4 at one side of the telescopic plate 302 slides out of the shell 1, and meanwhile, as the gear engaging rod 304 slides towards one side of the cutter body, the tension plate 305 at one end, far away from the telescopic plate 302, of the gear engaging rod 304 pulls the telescopic spring 306, so that the telescopic spring 306 is stretched, the novel device automatically contracts, the cutter body 4 is prevented from being corroded and a knife edge blunt port better, and the service life of the device is prolonged;

a medicine coating bag 5 is arranged on one side inside the cutter body 4, a medicine coating ball 6 is movably sleeved inside the medicine coating bag 5, an extrusion groove 7 is formed in the other side inside the cutter body 4, extrusion sliding grooves 13 are formed in the top end and the bottom end of one side inside the extrusion groove 7, and an extrusion structure 8 is fixedly connected to the other side inside the extrusion groove 7;

the extrusion structure 8 is internally provided with an extrusion wheel 801, an extrusion shaft 802, an extrusion sliding block 803, an extrusion plate 804, a mesh tooth frame 805 and an extrusion gear 806 in sequence, the extrusion shaft 802 is fixedly connected between the inner walls of the extrusion grooves 7, the extrusion wheel 801 is movably linked at the middle position outside the extrusion shaft 802 through a bearing, the extrusion gear 806 is welded at the bottom end of the extrusion wheel 801, the extrusion plate 804 is slidably connected at the other side inside the extrusion grooves 7, the mesh tooth frame 805 matched with the extrusion gear 806 is welded at one side of the extrusion plate 804, and the extrusion sliding block 803 matched with the extrusion sliding groove 13 is fixedly connected at the top end and the bottom end of the extrusion plate 804;

specifically, as shown in fig. 1, 2, 3, 4 and 5, when the device is used, because the extrusion wheel 801 rotates on the extrusion shaft 802 in a friction manner with the cut surface of the patient, the extrusion wheel 801 rotates to drive the extrusion gear 806 to rotate, and because of the meshing action of the rodent, the extrusion gear 806 drives the toothed frame 805 to move towards one side of the cutter head, under the matching action of the extrusion sliding block 803 and the extrusion sliding groove 13, the extrusion plate 804 arranged on one side of the toothed frame 805 pushes the liquid medicine in the extrusion groove 7 to enter the medicine coating bag 5 through the medicine coating groove 14, so that the novel device is beneficial to automatically coating medicine on the patient, preventing the wound infection of the patient and relieving the pain of the patient;

a medicine coating groove 14 is formed in the middle position inside the cutter body 4, and the medicine coating bag 5 is connected with the extrusion groove 7 through the medicine coating groove 14;

specifically, as shown in fig. 1, 2, 3 and 4, when the structure is used, the medicine in the extrusion groove 7 is extruded by the extrusion structure 8 and enters the medicine applying bag 5 through the medicine applying groove 14, so that the medicine applying bag 5 is filled with medicine liquid, and the medicine applying ball is enabled to apply medicine to the wound of a patient more uniformly;

a brake structure 9 is detachably connected to the middle position inside the shell 1 through a screw;

the brake structure 9 is internally provided with a brake bar 901, a brake groove 902, a brake disc 903, a brake wheel 904, a brake gear 905, a first brake clamp 906, a fixing rod 907, a first brake support 908, a second brake clamp 909, a second brake support 910, a first hinge rod 911, a holding rod 912, a limiting rod 913, a thrust rod 914, a second hinge rod 915, a connecting screw 916 and a brake shaft 917 in sequence, the brake shaft 917 is fixedly connected to the middle position inside the housing 1, the brake disc 903 is welded to the middle position outside the brake shaft 917, the brake wheel 904 is welded to the front side of the brake disc 903, the brake groove 902 is arranged inside the brake wheel 904, the brake bar 901 is hinged to the inside of the brake groove 902, and the brake gear 905 matched with the brake gear lever 304 is movably clamped to the outside of the brake wheel 904;

specifically, as shown in fig. 2 and 3, when the structure is used, the brake disc 903 is controlled to be stationary, so that the brake wheel 904 on one side of the brake disc 903 is positioned, and the brake bar 901 matched with the brake gear 905 is hinged in the brake groove 902 inside the brake wheel 904, so that the brake gear 905 stops rotating, and the rodent rod 304 matched with the brake gear 905 is made to be stationary, which is beneficial to controlling the telescopic structure 3 to be telescopic, thereby facilitating the operation;

a first braking support 908 is fixedly connected to the top end of the rear side inside the housing 1, and one end of the first braking support 908 is hinged with a fixing rod 907, a first braking clamp 906 is welded at the middle position of the fixing rod 907, a second braking support 910 is fixedly connected with the top end of the other side of the rear side inside the shell 1, and one end of the second brake support 910 is hinged with a first hinge rod 911, and one side of the first hinge rod 911 is welded with a second brake clamp 909, the end of the first hinge lever 911 away from the second brake support 910 is hinged to a second hinge lever 915, and the second hinge rod 915 is fixedly connected with the fixed rod 907 through a connecting screw 916, a thrust rod 914 is welded at one side of the second hinge rod 915, the holding rod 912 is hinged at the top end of the bracket 12, one end of the holding rod 912 is hinged with a limiting rod 913, and the limiting rod 913 penetrates through the limiting hole 10 and is hinged with the thrust rod 914;

specifically, as shown in fig. 1, 2 and 3, when the structure is used, the holding rod 912 is held tightly, so that the limit rod 913 pulls the thrust rod 914 in the limit hole 10, the second hinge rod 915 welded at one end of the thrust rod 914, which is far away from the limit rod 913, and the first hinge rod 911 form a same straight line, and then the second brake clamp 909 is matched to form a first rigid body, the first limit clamp 906 and the fixing rod 907 form a second rigid body, and as the first rigid body and the second rigid body are respectively hinged to the second brake support 910 and the first brake support 908, the first rigid body, the second rigid body and the connecting screw 916 form a stable structure, so that the first limit clamp 906 and the second limit clamp 909 can be clamped with the brake disc 903, which is beneficial to controlling the telescopic structure 3, and the operation can be performed smoothly;

a limiting hole 10 is formed in one side of the top end of the shell 1; the other side welding of casing 1 top has support 12, the intermediate position department of casing 1 bottom is provided with spacing groove 2.

The working principle is as follows: when the device is used, firstly, an operator pushes the telescopic block 301 to move towards one side of the cutter body 4, so that the toothed rod 304 pushes the telescopic plate 302 to move towards one side of the cutter body 4 under the matching action of the telescopic sliding block 303 and the telescopic sliding groove 11, the cutter body 4 at one side of the telescopic plate 302 slides out of the shell 1, and meanwhile, as the toothed rod 304 slides towards one side of the cutter body, the tension plate 305 at one end, far away from the telescopic plate 302, of the toothed rod 304 pulls the telescopic spring 306, so that the telescopic spring 306 is stretched;

then, the operator holds the holding rod 912 tightly, so that the limit rod 913 pulls the thrust rod 914 in the limit hole 10, so that the second hinge rod 915 welded at one end of the thrust rod 914, which is far away from the limit rod 913, forms the same straight line with the first hinge rod 911, and then forms a first rigid body by cooperating with the second brake clamp 909, the first limit clamp 906 forms a second rigid body with the fixing rod 907, because the first rigid body and the second rigid body are respectively hinged on the second brake support 910 and the first brake support 908, the first rigid body, the second rigid body and the connecting screw 916 form a stable structure, so that the first limit clamp 906 and the second limit clamp 909 can be clamped with the brake disc 903, so as to facilitate the brake wheel 903 on one side of the brake disc 903 to be positioned, because the brake groove 902 inside the brake wheel 904 is hinged with the brake bar 901 matching with the brake wheel 905, so that the brake wheel 905 stops rotating, and thus the rodent rod 304 matching with the brake wheel 905 is stationary, thereby adjusting the telescopic structure 3 to enable the cutter body 4 to reach a proper position;

then, the operator performs surgical cutting on the patient, because the cutter body 4 generates friction with the cut tissue of the patient when cutting, the extrusion wheel 801 is driven to rotate with the cut surface of the patient on the extrusion shaft 802 in a friction manner, the extrusion wheel 801 rotates to drive the extrusion gear 806 to rotate, due to the meshing action of rodents, the extrusion gear 806 drives the toothed frame 805 to move towards one side of the cutter head, under the matching action of the extrusion slide block 803 and the extrusion chute 13, the extrusion plate 804 arranged on one side of the toothed frame 805 pushes the liquid medicine in the extrusion groove 7 to enter the medicine coating bag 5 through the medicine coating groove 14, and when cutting is performed, the medicine coating ball 6 rolls at the cut tissue of the patient to uniformly coat the medicine in the medicine coating bag 5 at the cut tissue of the patient;

after the operation is completed and the device is cleaned and disinfected, the holding rod 912 is loosened, so that the braking effect of the braking structure 9 on the telescopic structure 3 is relieved, and the cutter body 4 is restored in the cutter shell 1 due to the elastic action of the telescopic spring 306, and the operation is finished.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a meniscus scalpel of scalable tool bit, includes casing (1), extending structure (3), extrusion structure (8) and braking structure (9), its characterized in that: the bottom end inside the shell (1) is connected with a telescopic structure (3) in a sliding mode, one side of the telescopic structure (3) is welded with a cutter body (4), one side inside the cutter body (4) is provided with a medicine coating bag (5), a medicine coating ball (6) is movably sleeved inside the medicine coating bag (5), the other side inside the cutter body (4) is provided with an extrusion groove (7), the top end and the bottom end of one side inside the extrusion groove (7) are respectively provided with an extrusion sliding groove (13), the other side inside the extrusion groove (7) is fixedly connected with an extrusion structure (8), the middle position inside the shell (1) is detachably connected with a brake structure (9) through screws, and one side of the top end of the shell (1) is provided with a limiting hole (10); the other side welding on casing (1) top has support (12), the intermediate position department of casing (1) bottom is provided with spacing groove (2).

2. The meniscus surgical knife with retractable knife head of claim 1, wherein: a medicine coating groove (14) is formed in the middle position inside the cutter body (4), and the medicine coating bag (5) is connected with the extrusion groove (7) through the medicine coating groove (14).

3. The meniscus surgical knife with retractable knife head of claim 1, wherein: the inside of extrusion structure (8) has set gradually extrusion wheel (801), extrusion axle (802), extrusion slider (803), stripper plate (804), rodent frame (805) and extrusion gear (806), and extrusion axle (802) fixed connection is between the inner wall of extrusion groove (7), the intermediate position department in extrusion axle (802) outside has extrusion wheel (801) through the bearing active link, and the bottom welding of extrusion wheel (801) has extrusion gear (806), and stripper plate (804) sliding connection is at the inside opposite side of extrusion groove (7), one side welding of stripper plate (804) have with extrusion gear (806) assorted nibble frame (805), the equal fixedly connected with in top and the bottom of stripper plate (804) and extrusion spout (13) assorted extrusion slider (803).

4. The meniscus surgical knife with retractable knife head of claim 1, wherein: the inside of extending structure (3) has set gradually flexible piece (301), expansion plate (302), flexible slider (303), rodent pole (304), tension plate (305) and expanding spring (306), and rodent pole (304) sliding connection is in the inside one side of casing (1), the one end welding of nibbling ratch (304) has expansion plate (302), and the top and the bottom of expansion plate (302) be provided with flexible spout (11) assorted flexible slider (303), the other end welding of nibbling ratch (304) has tension plate (305), through expanding spring (306) fixed connection between tension plate (305) and casing (1).

5. The meniscus surgical knife with retractable knife head of claim 1, wherein: the brake structure (9) is internally provided with a brake bar (901), a brake groove (902), a brake disc (903), a brake wheel (904), a brake gear (905), a first brake clamp (906), a fixing rod (907), a first brake support (908), a second brake clamp (909), a second brake support (910), a first hinge rod (911), a holding rod (912), a limiting rod (913), a thrust rod (914), a second hinge rod (915), a connecting screw rod (916) and a brake shaft (917) in sequence, the brake shaft (917) is fixedly connected to the middle position inside the shell (1), the brake disc (903) is welded to the middle position outside the brake shaft (917), the brake wheel (904) is welded to the front side of the brake disc (903), the brake groove (902) is arranged inside the brake wheel (904), and the brake bar (901) is hinged to the inside of the brake groove (902), and a brake gear (905) matched with the toothed rod (304) is movably clamped at the outer side of the brake wheel (904).

6. The meniscus surgical knife with retractable knife head of claim 5, wherein: the top end of one side of the rear side inside the shell (1) is fixedly connected with a first brake support (908), one end of the first brake support (908) is hinged with a fixed rod (907), a first brake clamp (906) is welded at the middle position of the fixed rod (907), the top end of the other side of the rear side inside the shell (1) is fixedly connected with a second brake support (910), one end of the second brake support (910) is hinged with a first hinged rod (911), one side of the first hinged rod (911) is welded with a second brake clamp (909), one end, far away from the second brake support (910), of the first hinged rod (911) is hinged with a second hinged rod (915), the second hinged rod (915) is fixedly connected with the fixed rod (907) through a connecting screw rod (916), one side of the second hinged rod (915) is welded with a thrust rod (914), and a holding rod (912) is hinged at the top end of the support (12), one end of the holding rod (912) is hinged with a limiting rod (913), and the limiting rod (913) penetrates through the limiting hole (10) and is hinged with the thrust rod (914).

Images