CN106510799A

CN106510799A - Medical surgical scissors

Info

Publication number: CN106510799A
Application number: CN201611182672.4A
Authority: CN
Inventors: 朱小菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-20
Filing date: 2016-12-20
Publication date: 2017-03-22

Abstract

The invention provides medical surgical scissors. The medical surgical scissors comprise a scissor half body A and a scissor half body B which are mutually movably riveted, the scissor back of the scissor half body A is upward, and the scissor back of the scissor half body B is downward. The scissor back of the scissor half body A is provided with an air pipe of which the port of is toward the front of a scissor head, and a scissor handle is provided with an arc-shaped air cylinder internally provided with a sliding piston. The sliding piston is fixed to a scissor handle of the scissor half body B through an arc-shaped sliding piston rod. The air pipe communicates with the inner end of the arc-shaped air cylinder, and a check valve is in series connection in the air pipe. When the scissor half body A and the scissor half body B are opened/mesh with each other, the sliding piston moves to the inner end/outer end of the arc-shaped air cylinder. In the process that the sliding piston moves to the inner end from the outer end of the arc-shaped air cylinder, air in the arc-shaped air cylinder is discharged through the air pipe, and in the process that the sliding piston moves to the outer end from the inner end of the arc-shaped air cylinder, air outside the arc-shaped air cylinder can enter the arc-shaped air cylinder. The medical surgical scissors can automatically blow away blood near the scissor edge in the operation process, the visibility of the scissor edge can be improved, and thus the operation convenience and operation quality are improved.

Description

Medical operating shears

Technical field

The present invention relates to field of medical products, especially, is related to a kind of medical operating shears.

Background technology

The structure of current medical operating shears is essentially identical with common shears, by two shears halfbody activity rivetings Into being merely that more common shears are more elongated.Surgical scissorses are generally used for cutting tissue in operation process, and During cutting, generally along with more blood and slime, in the case, the edge of a knife of shears is easily blocked by blood and slime, affects doctor Give birth to the position judgment between the edge of a knife and tissue, so as to affect surgical quality.

The content of the invention

For the problems referred to above, it is an object of the invention to provide a kind of medical operating shears, the shears can performed the operation Cheng Zhong, blows the blood and slime near the edge of a knife automatically open, improves the visibility of the edge of a knife, so as to improve the convenience and surgical quality of operation.

The technical solution adopted for the present invention to solve the technical problems is：The medical operating shears include mutually activity riveting Two shears halfbodies；Wherein, the knife back is designated as A shears halfbodies, B shears halfbodies respectively with knife back shears halfbody directed downwardly upward；A The knife back of shears halfbody is provided with one section of port towards the trachea in front of cutter head；Arc is provided with the handle of a knife of the A shears halfbody Cylinder；The arc axis of the arc cylinder is with the riveting center of two shears halfbodies as the center of circle；In the arc cylinder A sliding plug is provided with, the sliding plug is fixed on the handle of a knife of B shears halfbodies by an arc sliding plug bar；The arc cylinder is close One end of handle of a knife is designated as the inner, and the other end is designated as outer end；The trachea is communicated to the inner of arc cylinder, and is serially connected with trachea The check valve of trachea port is flowed to from arc cylinder；When two described shears halfbodies mutually open, the sliding plug moves to arc The inner of shape cylinder, and when being mutually twisted, sliding plug moves to the outer end of arc cylinder；In the sliding plug from the outer end of arc cylinder During moving to the inner, in arc cylinder, most air can only be discharged by the trachea；And the sliding plug from During the inner of arc cylinder moves to outer end, the air outside arc cylinder can enter arc cylinder.

Preferably, the sliding plug bar is fixed on the handle of a knife of B shears halfbodies through after the handle of a knife of A shears halfbodies；So as to The sliding plug bar restraining structure also as two shears halfbodies is made, makes the structure of the shears more stable.

Preferably, the outer end of the arc cylinder forms port；The sliding plug is orthogonal to the arc cylinder by a piece of Axis sheet metal constitute, and the inwall of arc cylinder between have annular space, and the gross area of annular space be less than institute State the circulation area of trachea；Thus, when sliding plug is mobile to the inner of arc cylinder, most of air still will be pushed away by sliding plug Enter trachea, and discharge from the port of trachea；But using after the structure, be more convenient for being rinsed arc cylinder interior, to keep away Exempt from arc cylinder, to produce dirty breed bacteria.

Preferably, the outer end of the arc cylinder forms port；The trachea connects one also other at arc cylinder It is individual to flow to endotracheal check valve from the external world；The sliding plug and arc cylinder air-tight fit；So that sliding plug is from arc cylinder During outer end moves to the inner, outside air directly inserts arc cylinder from the outer end of arc cylinder；And sliding plug is from arc During the inner of cylinder moves to outer end, outside air flows into arc gas near the check valve of arc cylinder from trachea Cylinder；The structure can be such that port of the air in arc cylinder completely from the trachea blows in front of the cutter head of shears.

Preferably, the sliding plug is made up of the permanent magnets of axial magnetized, the inner outside of the arc cylinder surrounds to be had Induction coil, the induction coil are electrically coupled to the LED on the knife back of the A shears halfbody；So as to cut out the shears During cutting, permanent magnets repeatedly be close to, away from the induction coil, light the LED to form faradic current, make cutting position More preferable illuminating effect, and the flickering during cutting by LED is obtained, makes the spirit of medical worker focus more on cutting Position.

The beneficial effects of the present invention is：The medical operating shears in use, after each knife is cut, i.e., two During shears halfbody is mutually twisted, sliding plug moves to the outer end of arc cylinder, makes in arc cylinder full of air；And work as and cut When knife opens, blood and slime will be flowed out from the skin and flesh tissue being cut, and now sliding plug moves to the inner from the outer end of arc cylinder During, the most air in arc cylinder are blown out from the port of the trachea, and the blood and slime at cutting position blows open, are improved The visibility of the edge of a knife, is beneficial to follow-up cutting action.

Description of the drawings

Fig. 1 is the schematic diagram when embodiment one of this medical operating shears is engaged.

Fig. 2 is the schematic diagram when embodiment one of this medical operating shears is opened.

Fig. 3 is the schematic diagram when embodiment two of this medical operating shears is engaged.

Specific embodiment

The present invention is further described with reference to the accompanying drawings and examples：

Embodiment one：

In the embodiment one shown in Fig. 1, Fig. 2, the medical operating shears include two shears halfbodies of mutually activity riveting；Its In, the knife back is designated as A shears halfbody 11, B shears halfbody 12 respectively with knife back shears halfbody directed downwardly upward；A shears halfbody 11 The knife back is provided with one section of port towards the trachea 2 in front of cutter head；Arc cylinder 3 is provided with the handle of a knife of the A shears halfbody 11；Institute The arc axis of arc cylinder 3 is stated with the riveting center of two shears halfbodies as the center of circle；One is provided with the arc cylinder 3 Individual sliding plug 4, the sliding plug 4 are fixed on the handle of a knife of B shears halfbody 12 by an arc sliding plug bar 41, and the sliding plug bar 41 is worn Cross the handle of a knife of A shears halfbody 11；The arc cylinder 3 is designated as the inner near one end of handle of a knife, and the other end is designated as outer end；The gas Pipe 2 is serially connected with from arc cylinder 3 check valve 21 for flowing to trachea port in being communicated to the inner of arc cylinder 3, and trachea 2；Institute When the two shears halfbodies stated mutually open, as shown in Fig. 2 the sliding plug 4 moves to the inner of arc cylinder 3；And two are cut When knife halfbody is mutually twisted, as shown in figure 1, sliding plug 4 moves to the outer end of arc cylinder 3.

Above-mentioned medical operating shears, during the sliding plug 4 moves to the inner from the outer end of arc cylinder 3, arc In shape cylinder 3, most air can only be discharged by the trachea 2；And in the sliding plug 4 from the interior end motion of arc cylinder 3 To outer end during, the air outside arc cylinder 3 can enter arc cylinder 3.For this purpose, in the present embodiment one, the arc The outer end of shape cylinder 3 forms port；The sliding plug 4 is made up of the sheet metal of a piece of axis for being orthogonal to the arc cylinder 3, with There is between the inwall of arc cylinder 3 annular space, and the gross area of annular space is less than the circulation area of the trachea 2；By This, when sliding plug 4 is mobile to the inner of arc cylinder 3, most of air still will be pushed trachea 2 by sliding plug 4, and from trachea Discharge 2 port；And outer end from sliding plug 4 to arc cylinder 3 move when, outside air is directly from the annular of 4 periphery of sliding plug Space is flowed in arc cylinder.After using the structure, it is more convenient for being rinsed inside arc cylinder 3, to avoid arc cylinder 3 Interior generation dirty breed bacteria.

Above-mentioned medical operating shears in use, after each knife is cut, i.e., what two shears halfbodies were mutually twisted During, sliding plug 4 moves to the outer end of arc cylinder 3, makes in arc cylinder 3 full of air；And when shears open, blood and slime will Flow out from the skin and flesh tissue being cut, during now sliding plug 4 moves to the inner from the outer end of arc cylinder 3, arc gas Most air in cylinder 3 are blown out from the port of the trachea 2, and the blood and slime at cutting position blows open, improve the visible of the edge of a knife Degree, is beneficial to follow-up cutting action.

Embodiment two：

For the embodiment two shown in Fig. 3,, from unlike embodiment one, the trachea 2 is also other at arc cylinder 3 for which Connect one endotracheal check valve 22 is flowed to from the external world；The sliding plug 4 and 3 air-tight fit of arc cylinder；So that sliding plug 4 is from arc During the outer end of shape cylinder 3 moves to the inner, outside air directly inserts arc cylinder from the outer end of arc cylinder 3；And During sliding plug 4 moves to outer end from the inner of arc cylinder 3, outside air is from trachea 2 near the unidirectional of arc cylinder Valve 22 flows into arc cylinder；The structure can make port of the air in arc cylinder 3 completely from the trachea 2 blow to shears In front of cutter head, make trachea 2 that there is blowing force as powerful as possible.

In addition, in the present embodiment two, the sliding plug 4 is made up of the permanent magnets of axial magnetized, the arc cylinder 3 it is interior End outside surrounds induction coil 5, and the induction coil 5 is electrically coupled to the LED6 on the knife back of the A shears halfbody 11；From And making the shears during cutting, permanent magnets are repeatedly close to, away from the induction coil 5, lighted with forming faradic current The LED6, makes cutting position obtain more preferable illuminating effect, and the flickering during cutting by LED6, makes medical matters people The spirit of member focuses more on cutting position.

The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and Within principle, any modification for being made, equivalent should be included within the scope of the present invention.

Claims

1. a kind of medical operating shears, including two shears halfbodies of mutual activity riveting；Wherein, the knife back is upward with the knife back down Shears halfbody be designated as A shears halfbodies respectively（11）, B shears halfbodies（12）；A shears halfbodies（11）The knife back be provided with one section of end Mouth is towards the trachea in front of cutter head（2）；The A shears halfbody（11）Handle of a knife at be provided with arc cylinder（3）；The arc cylinder （3）Arc axis with the riveting center of two shears halfbodies as the center of circle；The arc cylinder（3）A sliding plug is provided with inside （4）, the sliding plug（4）By an arc sliding plug bar（41）It is fixed on B shears halfbodies（12）Handle of a knife on；The arc cylinder （3）One end near handle of a knife is designated as the inner, and the other end is designated as outer end；The trachea（2）It is communicated to arc cylinder（3）The inner, And trachea（2）In be serially connected with from arc cylinder（3）Flow to the check valve of trachea port（21）；Two described shears halfbodies are mutual When opening, the sliding plug（4）The inner of arc cylinder is moved to, and when being mutually twisted, sliding plug（4）Move to arc cylinder（3） Outer end；In the sliding plug（4）From arc cylinder（3）Outer end move to the inner during, arc cylinder（3）In absolutely big portion Divide air pass through the trachea（2）Discharge；And in the sliding plug（4）From arc cylinder（3）The inner move to outer end During, arc cylinder（3）Outside air can enter arc cylinder（3）.

2. medical operating shears according to claim 1, it is characterised in that：The sliding plug bar（41）Through A shears halfbodies （11）Handle of a knife after be fixed on B shears halfbodies（12）Handle of a knife on.

3. medical operating shears according to claim 1, it is characterised in that：The arc cylinder（3）Outer end formed end Mouthful；The sliding plug（4）The arc cylinder is orthogonal to by a piece of（3）Axis sheet metal constitute, with arc cylinder（3）It is interior There is between wall annular space, and the gross area of annular space is less than the trachea（2）Circulation area.

4. medical operating shears according to claim 1, it is characterised in that：The arc cylinder（3）Outer end formed end Mouthful；The trachea（2）Near arc cylinder（3）Place also side connects one and flows to trachea from the external world（2）Interior check valve（22）；Institute State sliding plug（4）With arc cylinder（3）Air-tight fit.

5. medical operating shears according to claim 1 or 4, it is characterised in that：The sliding plug（4）By axial magnetized forever Magnetic piece is constituted, the arc cylinder（3）Inner outside surround and have induction coil（5）, the induction coil（5）It is electrically coupled to The A shears halfbody（11）The knife back on LED；The shears are made during cutting, permanent magnets are repeatedly close to, away from the sense Answer coil（5）, the LED is lighted to form faradic current.