CN207640473U - Scalpel with rotation protective case - Google Patents

Abstract

The utility model is related to the scalpel with rotation protective case, blade is connected as one with handle of a knife, and outside is equipped with protective case, and protective case is longitudinally U-shaped, and lateral width is more than or equal to the width of blade, and protective case is fixed on by fixing nut on handle of a knife；Clamp is arranged in the end of protective case U-shaped opening, and the handle of a knife and clamp are equipped with internal thread corresponding with fixing nut.The utility model protective case is good with fixed function, safety.

Description

Scalpel with rotation protective case

Technical field

The utility model is related to technical field of medical equipment, especially a kind of protective case is good with fixed function, safety With rotation protective case scalpel.

Background technology

The scalpel that surgeon uses in hospital divides blade and handle of a knife.Blade is disposable, and handle of a knife is not.It is other Instrument is all by autoclaved in each use nor disposable.So-called sterilizing is exactly that kill all micro- Biology.As long as so strict sterilization, without worrying this problem.One hand-held handle of a knife, the other hand clamp blade with needle forceps, The recess of embedded handle of a knife front end, then blade is clipped and can be used with needle forceps.

It holds there are four types of knife modes.1. holding bow formula：It is that most common one kind holding knife mode to hold bow formula, and actuating range is wide and clever It is living, firmly it is related to entire upper limb, mainly in wrist.Incision etc. for longer skin incision and theca of rectus abdominis muscle.2. writing Formula：Pen-holding type is firmly soft, and operation is flexibly accurate, and convenient for the dynamic degree of control knife, action and strength are mainly in finger.For short Small notch and delicate procedure, such as dissection blood vessel, nerve and incision peritonaeum.3. holding：The full hand of holding holds handle of a knife, thumb It is tightly pinched at handle of a knife indentation with index finger, the control of this method is more stable.The main activities force of operation is shoulder joint.For cut coverage Extensively, hard thick, the larger incision of exerting oneself of tissue, such as amputation, tendon are cut, longer skin incision.4. counter choose formula：Blade is upward It chooses out, in order to avoid damage deep tissue.It is first pierced into when operation, moves point in finger.For cut abscess, blood vessel, tracheae, choledochus or The hollow organs such as ureter, cut off the tissue of clamp or expand skin incision etc..5. finger pressing type:Finger pressing type is firmly heavy, index finger pressure Firmly handle of a knife front end, later half end are hidden in hand.This method control knife is slightly dumb.It is primarily adapted for use in the skin histology for being difficult to cut.

In the prior art, it is the protective case of slidingtype on scalpel blade, in use, protective case is easy sliding, It is easy incised wound user, safety is poor.A kind of protective case is needed to rotate protective case with good the carrying of fixed function, safety Scalpel.

Utility model content

The purpose of this utility model be to provide a kind of protective case with fixed function, safety it is good with rotation protective case Scalpel.

Scalpel with rotation protective case, including：

Blade, the blade are connected as one with handle of a knife, and outside is equipped with protective case, and the protective case is longitudinally U-shaped, laterally Width be more than or equal to the width of blade, the protective case is fixed on by fixing nut on handle of a knife；

Clamp, the clamp are arranged in the end of protective case U-shaped opening, the handle of a knife and clamp is equipped with and fixing nut Corresponding internal thread.

The blade is connected by a snap with handle of a knife to be integrated.

The protective case turns to side around fixing nut and covers blade, turns to the other side and covers handle of a knife.

The fixing nut is equipped with the protrusion convenient for rotation.

The bottom of the clamp and handle of a knife are equipped with the round buckle of cooperation

The utility model blade is connected as one with handle of a knife, and outside is equipped with protective case, and protective case is longitudinally U shapes, lateral Width is more than or equal to the width of blade, and protective case is fixed on by fixing nut on handle of a knife；Clamp is arranged in protective case U-shaped opening End, the handle of a knife and clamp are equipped with internal thread corresponding with fixing nut.The protective case that blade passes through rotation with handle of a knife It is protected, protective case turns to side and encases blade, turns to the other side and encases handle of a knife, passes through fixing nut after rotateing in place It is fixed, prevents blade cuts user, clamp from being positioned to protective case, and assist rotating.The utility model protective case It is good with fixed function, safety.

Description of the drawings

Fig. 1 is the front view of the utility model；

Fig. 2 is the vertical view of the utility model；

Fig. 3 is stereogram in the prior art；

In figure：1, blade, 2, handle of a knife, 3, protective case, 4, fixing nut, 5, clamp.

Specific implementation mode

Below in conjunction with the drawings and specific embodiments, the utility model is described further.

Embodiment 1：

Scalpel with rotation protective case, including：Blade 1, blade 1 are connected as one with handle of a knife 2, and outside is equipped with protection Set 3, longitudinal protective case 3 is U-shaped, and lateral width is more than or equal to the width of blade 1, and the protective case 3 is solid by fixing nut 4 It is scheduled on handle of a knife 2；Clamp 5, clamp 5 are arranged in the end that protective case 3U shapes are open, and handle of a knife 2 and clamp 5 are equipped with and fixed spiral shell Female 4 corresponding internal threads.

Blade 1 is connected by a snap with handle of a knife 2 and is integrated.Protective case 3 turns to side around fixing nut 4 and covers blade 1, It turns to the other side and covers handle of a knife 2.Fixing nut 4 is equipped with the protrusion convenient for rotation.The bottom of clamp 5 and handle of a knife 2, which are equipped with, matches The round buckle of conjunction

Blade 1 is protected with handle of a knife 2 by the protective case 3 of rotation, and protective case 3 turns to side and encases blade 1, rotation Handle of a knife 2 is encased to the other side, is fixed by fixing nut 4 after rotateing in place, prevents blade 1 from hurting user, clamp 5 is right Protective case is positioned, and assists rotating.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model the utility model also have various change and It improves, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope by Appended claims and its equivalent define.

Claims (5)

1. the scalpel with rotation protective case, which is characterized in that including：

Blade (1), the blade (1) are connected as one with handle of a knife (2), and outside is equipped with protective case (3), and the protective case (3) is vertical To for U-shaped, lateral width is more than or equal to the width of blade (1), and the protective case (3) is fixed on knife by fixing nut (4) On handle (2)；

Clamp (5), clamp (5) setting are set on the end of protective case (3) U-shaped opening, the handle of a knife (2) and clamp (5) There is internal thread corresponding with fixing nut (4).

2. the scalpel according to claim 1 with rotation protective case, which is characterized in that the blade (1) and handle of a knife (2) it is connected by a snap and is integrated.

3. the scalpel according to claim 1 with rotation protective case, which is characterized in that the protective case (3) is around solid Determine nut (4) and turn to side to cover blade (1), turns to the other side and cover handle of a knife (2).

4. the scalpel according to claim 1 with rotation protective case, which is characterized in that on the fixing nut (4) Equipped with the protrusion convenient for rotation.

5. the scalpel according to claim 1 with rotation protective case, which is characterized in that the bottom of the clamp (5) The round buckle of cooperation is equipped with handle of a knife (2).