The utility model content
To above-mentioned deficiency, the purpose of this utility model is, a kind of reasonable in design, visual in real time, the easy to operate perforator of operation whole process are provided.
This utility model is for realizing above-mentioned purpose, and the technical scheme that is provided is:
The visual puncturing device that a kind of disposable celiac mirror is used; It comprises one have a light source shooting module, a puncture needle and one and the suitable localised puncture sleeve pipe of this puncture needle; Said shooting module is arranged on the head end of puncture needle; And be arranged with on the head end corresponding to this puncture needle one can will make a video recording the translucent cover that covers of module, said puncture needle is plugged in the localised puncture sleeve pipe, and makes the translucent cover on this puncture needle head end slightly stretch out said localised puncture sleeve pipe.
Said puncture needle comprises a needle guard, one handle, a guard bar and a back-moving spring; The front side wall of said handle be provided with one with the suitable socket part of needle guard; The tail end of said needle guard is set on the socket part of handle; The head end of this needle guard forms the blade of a single beveled, the installing rack that the head end of guard bar is equipped with and the module of making a video recording is suitable, and the head end of this installing rack is provided with the installation position suitable with translucent cover; The middle part of guard bar is provided with a boss; The afterbody of guard bar inserts in the needle guard; And run through the socket part and stretch in the handle, and be provided with one at the tail end of guard bar and prevent the card medicated cap that it withdraws from the handle, back-moving spring is set in the tail end of guard bar; And an end of this back-moving spring is conflicted on the socket part, and the other end is conflicted on boss.
The angle of inclination on the inclined-plane of said blade is 20~70 degree.
Said puncture needle also comprises a protection mechanism; This protection mechanism comprises an elastic arm; The head end of this elastic arm is fixed in the handle; The middle part is provided with the screens that can when not using puncture needle, conflict in card prevents translucent cover withdrawal needle guard on the medicated cap, and tail end stretches out from the front side wall of handle, and forming one can conflict make screens from blocking the plectrum that medicated cap withdraws from this localised puncture sleeve pipe when puncture needle and localised puncture sleeve pipe are suitable.
Said localised puncture sleeve pipe comprises a cannula sheath, a loam cake, a sealing gasket, a check-valves and a two-port valve, and the outer rim of said sealing gasket is provided with a clamping part, and the middle part is conical protrusions to a side; And center that should convexity be provided with one with the suitable through hole of said needle guard, this through hole and said needle guard interference fit, the outer rim of said check-valves is provided with a hook part; The middle part is provided with the touch panel that balances or cancel each other, and the touch panel that balances or cancel each other is oppositely arranged, and be draw close gradually shape make between its close both ends of the surface form one with the suitable strip seam of said needle guard; The medial surface symmetry of touch panel of balancing or cancel each other respectively establish one can strengthen its structural strength convex tendon, the afterbody of said cannula sheath form one with the suitable cavity of appearance profile of said check-valves, the stem of this cannula sheath extends axially along it; And on its lateral surface, be provided with the nodular tapered protrusion; The head end of this cannula sheath is tapered, and said check-valves is arranged in the cavity of cannula sheath, and the hook part of this check-valves is buckled on the opening of this cavity; Said sealing gasket is arranged on the opening of cavity; And the clamping part of sealing pad is buckled on the hook part of check-valves, and said loam cake is fastened on the opening of said cavity, and said sealing gasket, check-valves are positioned in the cavity of cannula sheath; Said two-port valve is fixed on the said cannula sheath, and this two-port valve is connected with the cavity of said cannula sheath.
Said translucent cover is the circular body of end sealing, and it is planar that the enclosure portion of this circle body is inclined plane shape, spherical shape, cone shape or polygonal pyramid.
The enclosure portion of said circular body is inclined plane shape, and the angle of inclination on its inclined-plane is 20~70 degree.
The beneficial effect of this utility model is: this utility model design is ingenious; Rational in infrastructure, be implemented in the operation that can undergo surgery down according to circumstances through the shooting module, prevent at blind normal structure or the internal organs of accidentally injuring down according to circumstances; Effectively improve the safety of puncture operation, reduce the generation of malpractice; And simple to operate under visibility status, reduce dependence to doctor's technology, improve the accuracy and the success rate of operation.
Cannula sheath is provided with the nodular tapered protrusion, and stationarity is difficult for slippage well, stops tradition because of being prone to the phenomenon that slippage causes security incident; And the head end of cannula sheath is tapered, the resistance in the time of can not only reducing to puncture, handled easily; Can also further reduce the otch damage is realized Wicresoft's effect.In addition, overall structure is simple, is easy to realize that cost is low, and is disposable use, avoids cross infection, guarantees the safety of using.
The head end of needle guard forms the blade of a single beveled; The angle of inclination on the inclined-plane of this blade is 20~70 degree, can effectively utilize the blade incised tissue on it, carries out reaming more then along the angle of inclination; Damage for a short time, effectively improved the safety and the effectiveness of puncture operation.
Below in conjunction with accompanying drawing and embodiment, this utility model is further specified.
The specific embodiment
Embodiment: referring to Fig. 1 to Fig. 6; The visual puncturing device that the disposable celiac mirror that this utility model embodiment provides is used; It comprises one have a light source shooting module 1, a puncture needle 2 and one and the suitable localised puncture sleeve pipe 3 of this puncture needle 2; Said shooting module 1 is arranged on the head end of puncture needle 2; And be arranged with on the head end corresponding to this puncture needle 2 one can will make a video recording the translucent cover 4 that covers of module 1, said puncture needle 2 is plugged in the localised puncture sleeve pipe 3, and makes the translucent cover 4 on these puncture needle 2 head ends slightly stretch out said localised puncture sleeve pipe 3.Said translucent cover 4 is the circular body 41 of end sealing; It is planar that the enclosure portion 42 of this circle body 41 is inclined plane shape, spherical shape, cone shape or polygonal pyramid; When enclosure portion 42 that wherein should circle body 41 was inclined plane shape, the angle of inclination b on its inclined-plane was 20~70 degree.
Said puncture needle 2 comprises a needle guard 21, one handle 22, a guard bar 23 and a back-moving spring 24; The front side wall of said handle 22 be provided with one with the suitable socket part 221 of needle guard 21; The tail end of said needle guard 21 is set on the socket part 221 of handle 22; The head end of this needle guard 21 forms the blade 211 of a single beveled; The angle of inclination a on the inclined-plane of this blade 211 is 20~70 degree, and the installing rack 231 that the head end of guard bar 23 is equipped with and the module 1 of making a video recording is suitable, the head end of this installing rack 231 are provided with the installation position suitable with translucent cover 4; The middle part of guard bar 23 is provided with a boss 232; The afterbody of guard bar 23 inserts in the needle guard 21; And run through socket part 221 and stretch in the handle 22, and be provided with one at the tail end of guard bar 23 and prevent the card medicated cap 25 that it withdraws from the handle 22, back-moving spring 24 is set in the tail end of guard bar 23; And an end of this back-moving spring 24 is conflicted on socket part 221, and the other end is conflicted on boss 232.The head end of needle guard 21 forms the blade 211 of a single beveled; The angle of inclination on the inclined-plane of this blade 211 is 20~70 degree, can effectively utilize blade 211 incised tissues on it, carries out reaming more then along the angle of inclination; Damage for a short time, effectively improved the safety and the effectiveness of puncture operation.
Said puncture needle 2 also comprises a protection mechanism 5; This protection mechanism 5 comprises an elastic arm 51; The head end of this elastic arm 51 is fixed in the handle 22; The middle part is provided with the screens that can when not using puncture needle 2, conflict in card prevents translucent cover 4 withdrawal needle guards 21 on the medicated cap 25, and tail end stretches out from the front side wall of handle 22, and forming one can conflict make screens from blocking the plectrum that medicated cap .25 withdraws from this localised puncture sleeve pipe 3 when puncture needle 2 and localised puncture sleeve pipe 3 are suitable.
Said localised puncture sleeve pipe 3 comprises a cannula sheath 33, a loam cake 34, a sealing gasket 31, a check-valves 32 and a two-port valve 35; The outer rim of said sealing gasket 31 is provided with a clamping part 311, and the middle part is conical protrusions 312 to a side, and center that should convexity 312 be provided with one with the suitable through hole 313 of said needle guard 21; This through hole 313 and said needle guard 21 interference fit; The outer rim of said check-valves 32 is provided with a hook part 321, and the middle part is provided with the touch panel 322 that balances or cancel each other, and the touch panel 322 that balances or cancel each other is oppositely arranged; And be draw close gradually shape make between its close both ends of the surface form one with the suitable strips seam 324 of said needle guard 21; The medial surface symmetry of touch panel 322 of balancing or cancel each other respectively establish one can strengthen its structural strength convex tendon 323, the afterbody of said cannula sheath 33 form one with the suitable cavity 331 of appearance profile of said check-valves 32, the stem of this cannula sheath 33 extends axially along it; And on its lateral surface, be provided with nodular tapered protrusion 332; The head end of this cannula sheath 33 is tapered, and said check-valves 32 is arranged in the cavity 331 of cannula sheath 33, and the hook part 321 of this check-valves 32 is buckled on the opening of this cavity 331; Said sealing gasket 31 is arranged on the opening of cavity 331; And the clamping part 311 of sealing pad 31 is buckled on the hook part 321 of check-valves 32, and said loam cake 34 is fastened on the opening of said cavity 331, and said sealing gasket 31, check-valves 32 are positioned in the cavity 331 of cannula sheath 33; Said two-port valve 35 is fixed on the said cannula sheath 33, and this two-port valve 35 is connected with the cavity 331 of said cannula sheath 33.
This utility model embodiment also provides a kind of method of making the visual puncturing device that above-mentioned disposable celiac mirror uses, it is characterized in that it comprises the steps:
(1) be provided with one have a light source shooting module 1;
(2) puncture needle 2 is set;
(3) be provided with one with the suitable localised puncture sleeve pipe 3 of said puncture needle 2;
(4) module 1 of will making a video recording is installed in the head end of puncture needle 2, and is arranged with the translucent cover 4 that module 1 covers of will making a video recording on the head end corresponding to this puncture needle 2;
(5) puncture needle 2 is plugged in the localised puncture sleeve pipe 3, and makes the translucent cover 4 on these puncture needle 2 head ends slightly stretch out said localised puncture sleeve pipe 3.
Said step (2) specifically comprises the steps:
(2.1) needle guard 21 is set;
(2.2) one handle 22 is set;
(2.3) guard bar 23 is set;
(2.4) back-moving spring 24 is set;
(2.5) in the front side wall of handle 22 be provided with one with the suitable socket part 221 of needle guard 21; The tail end of needle guard 21 is set on the socket part 221 of handle 22; And the head end that makes this needle guard 21 forms the blade 211 of a single beveled, and the angle of inclination a on the inclined-plane of this blade 211 is 20~70 degree;
(2.6), be reserved with the installation position suitable on the head end of this installing rack 231 with translucent cover 4 at the installing rack 231 that the head end of guard bar 23 is equipped with and the module 1 of making a video recording is suitable;
(2.7) be provided with a boss 232 at the middle part of guard bar 23; Back-moving spring 24 is set in the tail end of guard bar 23, and the afterbody with this guard bar 23 inserts in the needle guard 21 then, and runs through socket part 221 and stretch in the handle 22; One end of the back-moving spring 24 on this guard bar 23 is conflicted on socket part 221; The other end is conflicted on boss 232, and is provided with one at the tail end of guard bar 23 and prevents the card medicated cap 25 that it withdraws from the handle 22, makes puncture needle 2.
(2.8) protection mechanism 5 is set;
(2.9) this protection mechanism 5 is arranged in the handle 22 of puncture needle 2; And can when not using puncture needle 2, prevent in the translucent cover 4 withdrawal needle guards 21; And at puncture needle 2 during with 3 suitable use of localised puncture sleeve pipe, automatic protection starting prevents that needle guard 21 from accidentally injuring internal organs when stretching into intraperitoneal.
Described step (3) specifically may further comprise the steps:
(3.1) sealing gasket 31 is set; The outer rim of sealing pad 31 is provided with a clamping part 311; The middle part is conical protrusions 312 to a side, and center that should convexity 312 be provided with one with the suitable through hole 313 of said needle guard 21, this through hole 313 and said needle guard 21 interference fit;
(3.2) check-valves 32 processed by flexible material is set; The outer rim of this check-valves 32 is provided with a hook part 321; The middle part is provided with the touch panel 322 that balances or cancel each other; The touch panel 322 that balances or cancel each other is oppositely arranged, and be draw close gradually shape make between its close both ends of the surface form one with the suitable strips seam 324 of said needle guard 21, the medial surface symmetry of the touch panel 322 that balances or cancel each other respectively establish one can strengthen its structural strength convex tendon 323; This convex tendon 323 withdraws from strip at said needle guard 21 and stitches the touch panel 322 close both ends of the surface that balance or cancel each other are closely conflicted, and prevents Intraabdominal high pressure gas leakage;
(3.3) cannula sheath 33 that an employing macromolecular material is processed is set; The afterbody formation one of this cannula sheath 33 and the suitable cavity 331 of appearance profile of said check-valves 32; The stem of this cannula sheath 33 extends axially along it; And on its lateral surface, being provided with nodular tapered protrusion 332, the head end of this cannula sheath 33 is tapered;
(3.4) said check-valves 32 is placed in the cavity 331 of this cannula sheath 33, and the hook part 321 of this check-valves 32 is buckled on the opening of this cavity 331;
(3.5) said sealing gasket 31 is arranged on the opening of cavity 331, and the clamping part 311 of sealing pad 31 is buckled on the hook part 321 of check-valves 32;
(3.6) loam cake 34 is set, said loam cake 34 is fastened on the opening of said cavity 331, and then said sealing gasket 31, check-valves 32 are positioned in the cavity 331 of cannula sheath 33;
(3.7) two-port valve 35 is set, this two-port valve 35 is fixed on the said cannula sheath 33, and this two-port valve 35 is connected with the cavity 331 of said cannula sheath 33, make localised puncture sleeve pipe 3.
Said translucent cover 4 is the circular body 41 of end sealing; It is planar that the enclosure portion 42 of this circle body 41 is inclined plane shape, spherical shape, cone shape or polygonal pyramid; When enclosure portion 42 that wherein should circle body 41 was inclined plane shape, the angle of inclination b on its inclined-plane was 20~70 degree.
Referring to Fig. 7, before puncture, the attaching plug of video connecting line 6 is plugged the supply socket of electric power system, an end of video connecting line 6 is connected with shooting module 1 on the puncture needle 2, and the other end of video connecting line 6 inserts the input port of display device 7.Puncture needle 2 inserts in the said localised puncture sleeve pipe 3, makes puncture needle 2 and localised puncture sleeve pipe 3 suitable.At this moment; Plectrum on the elastic arm 51 is under loam cake 34 pressure of localised puncture sleeve pipe 3; Junction with elastic arm 51 and handle 22 is that the axle center turns an angle; And then making the screens on the elastic arm 51 withdraw from the direction of motion of leaving guard bar 23 from card medicated cap 25, the card medicated cap 25 on the guard bar 23 can be to the side direction motion of handle 22.
When puncture, the translucent cover 4 on the puncture needle 2 overcomes under the effect of abdominal tissues resistance in the elastic force retraction needle guard 21 of back-moving spring 24, and then exposes the blade 211 of needle guard 21, at this moment, utilizes this blade 211 incised tissues, makes puncture needle 2 slowly get into tissue.Under the illumination of light source; Shooting module 1 can be in real time be transferred to the procedural image in whole puncture tissue entering abdominal cavity in the display device 7 through video connecting line 6; Can look at the arteries such as blood vessel of trunk behind the peritoneum, stomach wall effectively straight; Easy to operate, avoid accident surgery occurring causing, thereby effectively improved the safety and the effectiveness of puncture operation.
When piercing through, because the resistance on the translucent cover 4 disappears, translucent cover 4 resets under the effect of the spring force of back-moving spring 24 again, recovers the state that translucent cover 4 slightly stretches out said localised puncture sleeve pipe 3, promptly realizes the effect of protection.At this moment, even because of maloperation continues toward abdominal paracentesis, under the effect of translucent cover 4, can prevent that the blade 211 on the needle guard 21 from accidentally injuring internal organs, thereby improve the safety and the effectiveness of puncture operation greatly.Simultaneously, the nodular tapered protrusion 332 entering abdominal cavities of cannula sheath 33 under the combined effect of nodular tapered protrusion 332 contractility that expansion forms with otch, thereby realize cannula sheath 33 is securely fixed on the stomach wall.Link to each other with pneumoperitoneum apparatus through two-port valve 35, can gas be imported the abdominal cavity, the air pressure of abdominal part when keeping operation.In addition, the perforator main body adopts macromolecular material to process, and cross infection is avoided in disposable use, has guaranteed the safety of using.
In the present embodiment, said translucent cover 4 is the circular body 41 of end sealing, and when the enclosure portion 42 of this circle body 41 was inclined plane shape, the angle of inclination on its inclined-plane was 20~70 degree.Have puncture and defencive function concurrently.Among other embodiment, referring to Fig. 8 and Fig. 9, can be according to user demand, the enclosure portion 42 of this circle body 41 is provided with is cone shape or polygonal pyramid is planar, the blade 211 on the instead needle guard 21 directly is used for puncture.Referring to Figure 10; Perhaps according to user demand should circle body 41 enclosure portion 42 be provided with and be spherical shape; Can effectively stop the phenomenon of perforator normal structure such as as easy as rolling off a log accidental injury internal organs when stretching into intraperitoneal; Avoid occurring the laparoscopic surgery complication,, guarantee the safety and the effectiveness of operation like blood vessel injury, damage of intestines, injury of bladder etc.
Of this utility model the foregoing description, adopt structure same or similar and other perforator of obtaining, all in this utility model protection domain with it.