CN102935011B - Rotary water-dripping-controllable bipolar coagulation tweezers - Google Patents
Rotary water-dripping-controllable bipolar coagulation tweezers Download PDFInfo
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- CN102935011B CN102935011B CN201210531548.XA CN201210531548A CN102935011B CN 102935011 B CN102935011 B CN 102935011B CN 201210531548 A CN201210531548 A CN 201210531548A CN 102935011 B CN102935011 B CN 102935011B
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- tweezer
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Abstract
The invention relates to rotary water-dripping-controllable bipolar coagulation tweezers and belongs to operation appliances of medical equipment. The tweezers comprises a bi-flap tweezer body, a three-way pipe, and a water conveyance conduit, and is characterized in that the tweezers is provided with a tweezer tail pad, and the tweezer tail pad is provided with a conduit embedding groove, a shaft embedding groove perpendicular to the conduit embedding groove, and two positioning grooves located at the edges of the two sides of the tweezer tail pad; a rotating shaft perpendicularly spanning above the water conveyance conduit is arranged in the shaft embedding groove; the part of the rotating shaft located in the middle of the conduit embedding groove is provided with an eccentric squeezing block; the surface of the squeezing block with the smallest eccentric distance abuts against the conduit wall at the top of the water conveyance conduit, and the eccentric distance difference between the surface with the largest eccentric distance and the surface with the smallest eccentric distance is equal to the inner diameter of the water conveyance conduit; two left and right rotating rods are respectively coupled to the two ends of the rotating shaft; and positioning bulges are designed on the body of the rotating rods for matching the two positioning grooves at the edges of the two sides of the tweezer tail pad. Trials show that the rotary water-dripping-controllable bipolar coagulation tweezers is simple in structure, and convenient and reliable to use, and the manufacturing cost is also substantially reduced.
Description
Technical field: the invention belongs to the surgery instrument of armarium, especially for the rotary controlled bipolar coagulation forceps of not being stained with that drips of neurosurgery.
Background technology: prior art document 1 ZL 02 2 19861.X disclose a kind of medical bipolar coagulation forceps of not being stained with, " it is comprised of bivalve tweezer body and electrode tip holder; the tail end of bivalve tweezer body is connected with electrode tip holder respectively; electrode tip holder is provided with high frequency input plug; the outer surface of bivalve tweezer body is provided with insulating barrier; be characterised in that at least in the inside of arbitrary lobe of bivalve tweezer body and be provided with aquaporin along tweezer body direction; the front end outlet of this aquaporin is positioned at this conduction active tip place, lobe tweezer body termination, and its rear end water inlet is drawn and is sealingly connected to water delivery conduit from the wall of this lobe tweezer body." " because end of the present utility model is provided with flow controller 11, can be when its electric coagulation hemostasis by adjusting, send flow that water controller controls water delivery to guarantee best blood coagulation effect, and when its flow control arrives maximum, this utility model also can be used as irrigator in surgical operation.”
The prior art document 2 of publication number 200945188 discloses a kind of Water dripping control type double-pole electric coagulation forceps, " comprising bivalve tweezer body and tweezer handle; it is characterized in that; described electric coagulation forceps also comprises the liquid control key and the liquid control device being connected with tweezer handle that is arranged on tweezer handle, is electrical connection between liquid control key and liquid control device." " the high frequency conductor wire of the bipolar conductor of described liquid control key and electric coagulation forceps and liquid conduits combine to be arranged on and add in protecting pipe." " described liquid control device is comprised of electrical appliance part and running part." " electrical appliance part of described liquid control device consists of the electrical apparatus mechanism of the control transmission with battery or line voltage power supply." " running part of described liquid control device can be electromagnetic valve, squeezing valve or broken pipe.”
Above-mentioned prior art document 1,2 disclosed bipolar coagulation forcepses, in clinical practice operation is used, there are the following problems and deficiency:
1, being difficult to reach can be for not being stained with electric coagulation hemostasis, again convenient control reliably tweezer body termination dripping of active tip place of conduction and as tweezers the needs for surgical action such as clamping, draw, be separated.The medical bipolar coagulation forceps of not being stained with of prior art document 1, although be provided with flow controller at its end, but from its accompanying drawing, can clearly know that described flow controller is just clipped in common drip velocity control clip on supravasal, the common drip transfusion pipe of water delivery outside tweezer body, when the medical bipolar coagulation forceps of not being stained with is without dripping during for clamping, traction, the surgical action such as separated, operation technique person must operate with the another hands of non-operation technique drip velocity and control and just can turn off dripping of conduction active tip place, tweezer body termination with clip; The disclosed a kind of Water dripping control type double-pole electric coagulation forceps of prior art document 2, in order to realize, turn off dripping of conduction active tip place, tweezer body termination, although only need stir easily liquid control key, but the running part of its liquid control device is electromagnetic valve, squeezing valve or the broken pipe that must use by battery or line voltage power supply, and " the high frequency conductor wire of the bipolar conductor of described liquid control key and electric coagulation forceps and liquid conduits combine to be arranged on and add in protecting pipe." in actual use; the person's that not only affects operation technique surgical action is smooth and easy flexibly; and the high frequency conductor wire of the bipolar conductor of liquid control key and electric coagulation forceps is near side by side; certainly lead to phase mutual interference; reduced safety and reliability; if particularly the electrical appliance part of liquid control device is with line voltage power supply, even can bring potential safety hazard to the operation that concerns patient's life.
2, complex structure, cause parts to increase, realize the manufacturing cost of dripping turn off conduction active tip place, tweezer body termination and be difficult to decline.The disclosed a kind of Water dripping control type double-pole electric coagulation forceps of prior art document 2, in order to realize, turn off dripping of conduction active tip place, tweezer body termination, liquid control device is electromagnetic valve, squeezing valve or the broken pipe that must use by battery or line voltage power supply, the material of the parts of said structure complexity and cost of manufacture have been much higher than the manufacturing cost of bipolar coagulation forceps itself, this is also up to now, and a kind of Water dripping control type double-pole electric coagulation forceps product of prior art document 2 fails to drop into the key restriction factors of actual use.
As can be seen here, design a kind of simple in structurely, easy to use reliable, the rotary controlled bipolar coagulation forceps of not being stained with that drips that has significantly reduced again manufacturing cost is necessary.
Summary of the invention: the object of the invention is to overcome the deficiencies in the prior art, design a kind of simple in structurely, easy to use reliable, significantly reduced again the rotary controlled bipolar coagulation forceps of not being stained with that drips of manufacturing cost.
The object of the present invention is achieved like this:
A kind of rotary controlled bipolar coagulation forceps of not being stained with that drips, comprise and be electrically connected in high frequency electric seat and the inner bivalve tweezer body that is provided with the passage that drips, and be positioned at bivalve tweezer body rear end through tee T and the water delivery conduit that the passage that drips of bivalve tweezer body communicates, it is characterized in that being provided with
---the tweezer tailstock pad being provided with for fixing bivalve tweezer body rear end and location tee T, water delivery conduit link, on described tweezer tailstock pad, be designed with embedding tube seat for locating tee T, water delivery conduit link, perpendicular to the embedding axial trough of embedding tube seat, be positioned at two locating slots of tweezer tailstock pad both sides of the edge;
---in the embedding axial trough of tweezer tailstock pad, be designed with the rotating shaft that is vertically across water delivery conduit top, the mid portion that described rotating shaft is positioned at embedding tube seat is designed with eccentric crushing block, and the surface of the eccentric throw minimum of described eccentric crushing block equals the interior electrical path length of water delivery conduit near the difference of the eccentric throw between the surperficial eccentric throw of tube wall, eccentric throw maximum above water delivery conduit and the surface of eccentric throw minimum, the technique effect of this design is that the rotating shaft that is vertically across water delivery conduit top ought be driven by the swingle of its axle two client links, together with eccentric crushing block, rotate, when eccentric crushing block near water delivery conduit above surface when rotation of eccentric throw minimum of tube wall, the surface of the remainder that the eccentric throw of eccentric crushing block strengthens gradually must from top to bottom be pushed water delivery conduit, between the surface of the remainder that be compressed in the water delivery conduit that is placed in the embedding tube seat of tweezer tailstock pad the embedding tube seat upper surface of tweezer tailstock pad and the eccentric throw of eccentric crushing block strengthen gradually, because the difference of the eccentric throw between the surperficial eccentric throw of eccentric throw maximum and the surface of eccentric throw minimum equals the internal diameter of water delivery conduit, that is just cause water delivery conduit to be crowded flat the twice to pipe thickness, water delivery duct wall extruding flatten near, thereby realize the cutout that is crushed of water delivery conduit cervical region.
---rotating shaft two ends are linked with respectively left and right two swingles, described swingle shaft is pressed close to tweezer tailstock pad both sides of the edge and is parallel to the configuration of bivalve tweezer body length direction, and two locating slots that are matched with tweezer tailstock pad both sides of the edge on swingle shaft are designed with positioning convex.Two locating slots that are matched with tweezer tailstock pad both sides of the edge on described swingle shaft are designed with the cooperation in positioning convex, refer to when positioning convex on swingle slips into two locating slots of tweezer tailstock pad both sides of the edge along with the rotation of swingle, swingle drive rotating shaft and on eccentric crushing block rotation to the surface part of the eccentric throw maximum of eccentric crushing block water delivery conduit is crowded flat to the position of the normal saline cutout in pipe.The technique effect of this design is operation technique, and person only need stir with finger the swingle on the left side or the right gently, when two locating slots that the positioning convex on swingle slips into tweezer tailstock pad both sides of the edge obtain locating, the surface part of the eccentric throw maximum of lucky eccentric crushing block is squeezed flat normal saline cutout to pipe by water delivery conduit.
Above described tweezer tailstock pad, be designed with the tweezer tailstock lid that is matched with tweezer tailstock pad.
Using method of the present invention:
In operation when to petechia electric coagulation hemostasis, swingle is placed in to the enable possition of dripping, be swingle end connection rotating shaft and on eccentric crushing block can not push water delivery conduit, the drip passage of physiological saline solution in water delivery conduit, tee T, bivalve tweezer body flows to the tip of not being stained with bipolar coagulation forceps slowly, the cooperation electric coagulation hemostasis that slowly drips, the effect of not being stained with without eschar is played in dripping cooling.
In operation, the more time need to be used the clamping of tweezers, separated, during tractive function, operation technique person only need stir with finger the swingle on the left side or the right gently, when two locating slots that the positioning convex on swingle slips into tweezer tailstock pad both sides of the edge obtain locating, the surface part of the eccentric throw maximum of lucky eccentric crushing block is squeezed flat normal saline cutout to pipe by water delivery conduit, reach and there is no physiological saline solution along water delivery conduit, tee T, the passage that drips in bivalve tweezer body is never stained with the effect that the tip of bipolar coagulation forceps oozes, the rotary controlled bipolar coagulation forceps of not being stained with that drips of the present invention becomes the clamping in operation immediately, separated, tractive operation surgical forceps.
In operation, run into again need to be to petechia electric coagulation hemostasis time, operation technique person also only need stir swingle with finger gently, swingle is exited from two locating slots of tweezer tailstock pad both sides of the edge, so the surface part of the eccentric throw maximum of eccentric crushing block departs from, water delivery conduit is pushed, physiological saline solution passage that drips in water delivery conduit, tee T, bivalve tweezer body under himself pressure flows to the tip of not being stained with bipolar coagulation forceps slowly, the cooperation electric coagulation hemostasis that slowly drips, the effect of not being stained with without eschar is played in dripping cooling.
The rotary controlled bipolar coagulation forceps of not being stained with that drips that the invention process obtains, through on probation, has compared with prior art shown following beneficial effect:
1, simple in structure, easy to use reliable.Compare with a kind of medical bipolar coagulation forceps of not being stained with of prior art document 1, increased clamping, separated, the function of the operation surgical forceps that tractive is used, with complex structure, a kind of Water dripping control type double-pole electric coagulation forceps of the technical literature 2 that parts are numerous is compared, not only simple in structure, and the person's that can not affect operation technique surgical action is smooth and easy flexibly, there will not be because the bipolar conductor of liquid control key and the high frequency conductor wire of electric coagulation forceps are near side by side, especially when powering with line voltage, brings the electrical appliance part of liquid control device the probability of potential safety hazard to the operation that concerns patient's life.Operation technique person uses when of the present invention, only need stir gently swingle with finger, just can realize the control of dripping, as not being stained with bipolar coagulation forceps and clamping, separated, moment switching between operation surgical forceps for tractive, need not use electromagnetic valve, squeezing valve or broken pipe etc. by battery or line voltage power supply completely.
2, significantly reduced manufacturing cost, be applicable to promoting the use of.A kind of Water dripping control type double-pole electric coagulation forceps of the technical literature 2 that has been much higher than the manufacturing cost of bipolar coagulation forceps own with material and the cost of manufacture of baroque parts is compared, in the present invention, just adopt 4 kinds of little mouldings of medical macromolecular materials, just realized as not being stained with bipolar coagulation forceps and clamping, separated, tractive switched with moment between operation surgical forceps, its material and cost of manufacture only monobasic are upper and lower, approximately that the transmission of liquid control device in a kind of Water dripping control type double-pole electric coagulation forceps of technical literature 2 and electrical appliance part material and cost of manufacture cost are up to the 1-2% of tens of units, a kind of medical 2-3% that is not stained with bipolar coagulation forceps material and cost of manufacture that is about prior art document 1.
Accompanying drawing explanation: Fig. 1 is the schematic diagram that meets thematic structure of the present invention; Fig. 2 is the schematic side view of thematic structure of the present invention; Fig. 3 is the A in Fig. 1---A cutaway view.
The specific embodiment: implementation detail of the present invention is described as follows below in conjunction with accompanying drawing:
As shown in Figure 1, 2, 3, a kind of rotary controlled bipolar coagulation forceps of not being stained with that drips, comprise and be electrically connected in high frequency electric seat and the inner bivalve tweezer body 1 that is provided with the passage that drips, and be positioned at bivalve tweezer body rear end through tee T 2 and the water delivery conduit 3 that the passage that drips of bivalve tweezer body communicates, it is characterized in that being provided with
---the tweezer tailstock pad 4 being provided with for fixing bivalve tweezer body rear end and location tee T, water delivery conduit link, on described tweezer tailstock pad, be designed with embedding tube seat 41 for locating tee T, water delivery conduit link, perpendicular to the embedding axial trough 42 of embedding tube seat, be positioned at two locating slots 43 of tweezer tailstock pad both sides of the edge;
---in the embedding axial trough of tweezer tailstock pad, be designed with the rotating shaft 7 that is vertically across water delivery conduit top, the mid portion that described rotating shaft is positioned at embedding tube seat is designed with eccentric crushing block 71, and the surface of the eccentric throw minimum of described eccentric crushing block equals the interior electrical path length of water delivery conduit near the difference of the eccentric throw between the surperficial eccentric throw of the tube wall above water delivery conduit, eccentric throw maximum and the surface of eccentric throw minimum;
---rotating shaft two ends are linked with respectively left and right two swingles 6, described swingle shaft 61 is pressed close to tweezer tailstock pad both sides of the edge and is parallel to the configuration of bivalve tweezer body length direction, and two locating slots corresponding to tweezer tailstock pad both sides of the edge on swingle shaft are designed with positioning convex 62.
As shown in Figure 1, two locating slots 43 that are matched with tweezer tailstock pad both sides of the edge on described swingle shaft 61 are designed with the cooperation in positioning convex 62, refer to when positioning convex on swingle slips into two locating slots of tweezer tailstock pad both sides of the edge along with the rotation of swingle, swingle drive rotating shaft 7 and on eccentric crushing block 71 rotations to the surface part of the eccentric throw maximum of eccentric crushing block water delivery conduit is crowded flat to the position of the normal saline cutout in pipe.
As shown in Figure 3, described tweezer tailstock pad 4 is designed with the tweezer tailstock lid 5 that is matched with tweezer tailstock pad above.
Claims (3)
1. the rotary controlled bipolar coagulation forceps of not being stained with that drips, comprise and be electrically connected in high frequency electric seat and the inner bivalve tweezer body (1) that is provided with the passage that drips, and be positioned at bivalve tweezer body rear end through tee T (2) and the water delivery conduit (3) that the passage that drips of bivalve tweezer body communicates, it is characterized in that being provided with:
---the tweezer tailstock pad (4) being provided with for fixing bivalve tweezer body rear end and location tee T, water delivery conduit link, on described tweezer tailstock pad, be designed with embedding tube seat (41) for locating tee T, water delivery conduit link, perpendicular to the embedding axial trough (42) of embedding tube seat, be positioned at two locating slots (43) of tweezer tailstock pad both sides of the edge;
---in the embedding axial trough of tweezer tailstock pad, be designed with the rotating shaft (7) that is vertically across water delivery conduit top, the mid portion that described rotating shaft is positioned at embedding tube seat is designed with eccentric crushing block (71), and the surface of the eccentric throw minimum of described eccentric crushing block equals the interior electrical path length of water delivery conduit near the difference of the eccentric throw between the surperficial eccentric throw of the tube wall above water delivery conduit, eccentric throw maximum and the surface of eccentric throw minimum;
---rotating shaft two ends are linked with respectively left and right two swingles (6), described swingle shaft (61) is pressed close to tweezer tailstock pad both sides of the edge and is parallel to the configuration of bivalve tweezer body length direction, and two locating slots that are matched with tweezer tailstock pad both sides of the edge on swingle shaft are designed with positioning convex (62).
2. the rotary controlled bipolar coagulation forceps of not being stained with that drips according to claim 1, it is characterized in that two locating slots (43) that are matched with tweezer tailstock pad both sides of the edge on described swingle shaft (61) are designed with the cooperation in positioning convex (62), refer to when positioning convex on swingle slips into two locating slots of tweezer tailstock pad both sides of the edge along with the rotation of swingle, swingle drive rotating shaft (7) and on eccentric crushing block (71) rotation to the surface part of the eccentric throw maximum of eccentric crushing block water delivery conduit is crowded flat to the position of the normal saline cutout in pipe.
3. the rotary controlled bipolar coagulation forceps of not being stained with that drips according to claim 1, is characterized in that described tweezer tailstock pad (4) is designed with the tweezer tailstock lid (5) that is matched with tweezer tailstock pad above.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210531548.XA CN102935011B (en) | 2012-12-12 | 2012-12-12 | Rotary water-dripping-controllable bipolar coagulation tweezers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210531548.XA CN102935011B (en) | 2012-12-12 | 2012-12-12 | Rotary water-dripping-controllable bipolar coagulation tweezers |
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| CN102935011A CN102935011A (en) | 2013-02-20 |
| CN102935011B true CN102935011B (en) | 2014-10-22 |
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| CN103750900A (en) * | 2014-01-24 | 2014-04-30 | 镇江恒生涓恩医疗器械有限公司 | Drip electric coagulation forceps without water passing thin guide tube and manufacturing method thereof |
| CN105286985B (en) * | 2014-07-28 | 2018-01-26 | 神讯电脑(昆山)有限公司 | Medical electric burner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2548592Y (en) * | 2002-04-10 | 2003-05-07 | 史志刚 | Nonsticky bipolar electrocoagulation pliers |
| CN200945188Y (en) * | 2006-08-30 | 2007-09-12 | 姚一 | Water dripping control type double-pole electric coagulation forceps |
| CN202950755U (en) * | 2012-12-12 | 2013-05-29 | 镇江恒生涓恩医疗器械有限公司 | Rotary type drip controllable non-stick bipolar electric coagulation forceps |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3352445B2 (en) * | 2000-02-16 | 2002-12-03 | 村中医療器株式会社 | Tweezers for bipolar electrocoagulation |
| US7785324B2 (en) * | 2005-02-25 | 2010-08-31 | Endoscopic Technologies, Inc. (Estech) | Clamp based lesion formation apparatus and methods configured to protect non-target tissue |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2548592Y (en) * | 2002-04-10 | 2003-05-07 | 史志刚 | Nonsticky bipolar electrocoagulation pliers |
| CN200945188Y (en) * | 2006-08-30 | 2007-09-12 | 姚一 | Water dripping control type double-pole electric coagulation forceps |
| CN202950755U (en) * | 2012-12-12 | 2013-05-29 | 镇江恒生涓恩医疗器械有限公司 | Rotary type drip controllable non-stick bipolar electric coagulation forceps |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-224601A 2001.08.21 |
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| C14 | Grant of patent or utility model | ||
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Application publication date: 20130220 Assignee: Nanjing Juan run medical technology Co. Ltd. Assignor: Zhenjiang Hengsheng Juanen Medical Appliance Co., Ltd. Contract record no.: 2016990000463 Denomination of invention: Rotary water-dripping-controllable bipolar coagulation tweezers Granted publication date: 20141022 License type: Exclusive License Record date: 20161107 |
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