CN2165811Y - Operating knife for cleft palate - Google Patents

Abstract

The utility model relates to a scalpel for cleft palate. The head of the screw thread of a knife holder is provided with a cylindrical tool carrier, and the blade carrier is provided with a blade trough which is through the tool carrier and can hold a surgical knife blade. The knife holder is connected with the surgical knife blade through screw thread and tightly fixes the surgical knife blade, and the blade and the knife holder form a right angle. Nuts and a washer further fix the tool carrier through the knife holder and screw thread, so that the tool carrier can not rotate. During the operations of cleft palate with the scalpel of the utility model, the incision is easy, time-saving and accurate, which enhances the quality of operations.

Description

Operating knife for cleft palate

This utility model relates to a kind of cleft palate operation cutter that is specifically designed to cleft palate operation.

In the past, in cleft palate operation, do not have special scalpel, in cleft palate operation, cutting the edge, crack all is to finish operation with common handle of a knife installation crescent blade or No. 11 blades.Because blade and handle of a knife be shape linearly, straight knife is stretched into remove to do a cyclic horizontal shape otch in the patient oral cavity, very inconvenience, it is inaccurate and of low quality to perform the operation.

The purpose of this utility model is to be to provide a kind of with blade and the rectangular cleft palate operation cutter of handle of a knife, cuts easily, saves time, accurately, has improved the operation quality.

The purpose of this utility model realizes like this: the head of handle of a knife screw thread has a knife rest, and an insert groove that can insert the perforation knife rest of knife blade is arranged on the knife rest, and handle of a knife also tightly contacts with the thread connection of knife rest by screw thread and fixes knife blade.

The purpose of this utility model is achieved in that also nuts and washers passes through the further holding cylindrical knife rest of screw thread.

The cleft palate operation cutter that adopts this utility model to provide because blade and handle of a knife meet at right angles, stretches into cutter in the patient oral cavity, along splitting edge once rotating incision at an easy rate, saves time and accurate, has improved the operation quality.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is an overall structure sketch map of the present utility model.

Fig. 2 is the front view of this utility model intermediate slide.

Fig. 3 is the right side view of this utility model intermediate slide.

With reference to Fig. 1, Fig. 2, Fig. 3, the insert groove 5 of the inserted blade of a perforation knife rest is arranged on the cylindrical knife rest 1, there is screw thread to carry out thread connection in the circular hole 7 in the knife rest 1 with the screw thread 6 on the handle of a knife 4.Nut 3, packing ring 2 further tightly contact immovable support 1 by screw thread 6 can not rotate it, and handle of a knife can be made into knurling on the surface.

Claims (2)

1, a kind of cleft palate operation cutter, form by handle of a knife and blade unit, it is characterized in that: the head of handle of a knife (4) screw thread (6) has a knife rest (1), one insert groove (5) that can insert the perforation blade holder of knife blade is arranged on the knife rest (1), handle of a knife (4) by screw thread (6) with knife rest (1) thread connection and tightly contact and fix knife blade.

2, according to the described cleft palate operation cutter of claim 1, it is characterized in that: nut (3) and packing ring (2) are by the further holding cylindrical knife rest (1) of screw thread (6).

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