CN102940528A - Push-pull dripping-controllable non-stick bipolar coagulation forceps - Google Patents
Push-pull dripping-controllable non-stick bipolar coagulation forceps Download PDFInfo
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- CN102940528A CN102940528A CN2012105315475A CN201210531547A CN102940528A CN 102940528 A CN102940528 A CN 102940528A CN 2012105315475 A CN2012105315475 A CN 2012105315475A CN 201210531547 A CN201210531547 A CN 201210531547A CN 102940528 A CN102940528 A CN 102940528A
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- tweezer
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- delivery conduit
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Abstract
The invention relates to a pair of push-pull dripping-controllable non-stick bipolar coagulation forceps and belongs to appliances for operations in the field of medical equipment. The pair of bipolar coagulation forceps comprises a bivalve forcep body, a three-way pipe and a water delivery conduit and is characterized by further comprising a forcep tail seat cushion, a pipe embedded groove, a rod embedded groove, a block embedded groove, a limiting groove, a forcep tail seat cover, a press cover, a push-pull rod, a limiting convex column and an extruding pull block, wherein the pipe embedded groove, the rod embedded groove, the block embedded groove and the limiting groove are positioned on the forcep tail seat cushion; the press cover is positioned on the side surface edge of the limiting groove; the push-pull rod is positioned in the rod embedded groove; the limiting convex column is positioned on the push-pull rod; the head side surface of one end of the limiting convex column is designed into an arc-shaped surface, and the end part surface of the other end is swelled; the block embedded groove is internally provided with the extruding pull block; the rear end of the extruding pull block is designed into the arc-shaped surface, and the front end is designed into a top in a pointed wedge shape; the moving distance of the limiting convex column in the limiting groove is greater than the length of the arc-shaped surface of the head side surface of the push-pull rod; and the forwards moving distance of the top, which is forced in such a way that the rear end of the extruding pull block is extruded by the head side surface of the push-pull rod to forwards support against and squash the water delivery conduit, of the extruding pull block is equal to the inner diameter length of the water delivery conduit. The pair of bipolar coagulation forceps has the advantages of simple structure, convenience and reliability for use and greatly reduced manufacturing cost.
Description
Technical field: the invention belongs to the surgery instrument of armarium, especially for the pushing formula of the neurosurgery controlled bipolar coagulation forceps of not being stained with that drips.
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 links to each other with electrode tip holder respectively; electrode tip holder is provided with the 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 to 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 from the wall of this lobe tweezer body and is sealingly connected to the water delivery conduit." " because end of the present utility model is provided with flow controller 11, can be when its electric coagulation hemostasis send flow that water controller controls water delivery to guarantee best blood coagulation effect by adjusting, and when its flow control arrived maximum, this utility model also can be used as irrigator in the surgical operation.”
The prior art document 2 of publication number 200945188 discloses a kind of Water dripping control type double-pole electric coagulation forceps, " comprise bivalve tweezer body and tweezer handle; it is characterized in that; described electric coagulation forceps also comprises the liquid control key that is arranged on the tweezer handle and the liquid control device that is connected with the tweezer handle, be electrical connection between liquid control key and the 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 the protecting pipe." " described liquid control device is comprised of electrical appliance part and running part." " electrical appliance part of described liquid control device is made of the electrical apparatus mechanism of the control transmission of powering with battery or line voltage." " 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, there are the following problems in the clinical practice operation is used and deficiency:
1, is difficult to reach and is used for not being stained with electric coagulation hemostasis, conveniently again control reliably dripping of conduction active tip place, tweezer body termination and be used for the needs of the surgical action such as clamping, traction, separation as tweezers.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 can know clearly that from its accompanying drawing described flow controller just is clipped in drip velocity control clip common on supravasal, the common drip transfusion pipe of water delivery outside the tweezer body, be not stained with that bipolar coagulation forceps need not to drip and when being used for the surgical action such as clamping, traction, separation, the operation technique person must operate with the another hands of non-operation technique drip velocity control just can turn off dripping of conduction active tip place, tweezer body termination with clip when medical; Prior art document 2 disclosed a kind of Water dripping control type double-pole electric coagulation forceps, in order to realize turning off dripping of conduction active tip place, tweezer body termination, although only need stir easily the 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 the protecting pipe." in actual the use; the person's that not only affects the 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 the phase mutual interference; reduced safety and reliability; if particularly the electrical appliance part of liquid control device is with the 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 that the manufacturing cost of dripping turn off conduction active tip place, tweezer body termination is difficult to descend.Prior art document 2 disclosed a kind of Water dripping control type double-pole electric coagulation forceps, in order to realize turning 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 are up to tens of units, the manufacturing cost that has been much higher than bipolar coagulation forceps itself, this also is 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.
This shows, design a kind of simple in structure, easy to use reliable, again decrease the pushing formula of the manufacturing cost controlled bipolar coagulation forceps of not being stained with that drips be necessary.
Summary of the invention: the objective of the invention is to overcome the deficiencies in the prior art, design a kind of simple in structure, easy to use reliable, again decrease the pushing formula of the manufacturing cost controlled bipolar coagulation forceps of not being stained with that drips.
The object of the present invention is achieved like this:
A kind of pushing formula 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
---be used for fixedly bivalve tweezer body rear end and location tee T, water delivery conduit link and the tweezer tailstock pad that is provided with, be designed with for the embedding tube seat of locating tee T, water delivery conduit link on the described tweezer tailstock pad, be parallel to the embedding bar groove of embedding tube seat, near the position of water delivery duct wall and perpendicular to the abaculus groove of embedding tube seat and embedding bar groove, be positioned on the tweezer tailstock pad stopper slot near embedding bar groove one lateral edges;
---be designed with the tweezer tailstock lid that is matched with tweezer tailstock pad above the tweezer tailstock pad;
---be designed with the pushing bar in the embedding bar groove between tweezer tailstock pad and the tweezer tailstock lid, the shaft of described pushing bar is parallel to the configuration of bivalve tweezer body and an end stretches out in embedding bar groove, other end neck side, cooperation stopper slot that the pushing bar is arranged in embedding bar groove are designed with spacing projection, and the other end head side that the pushing bar is arranged in embedding bar groove is designed to the concave arc shape face; The shaft of pushing bar is provided with the protuberance of being convenient to pushing above stretching out in the end of an end of embedding bar groove;
---be designed with the extruding shifting block perpendicular to water delivery conduit, the configuration of pushing club body in the abaculus groove between tweezer tailstock pad and the tweezer tailstock lid, described extruding shifting block becomes to be matched with the circular-arc surface of pushing club head concave arc shape side near the back end design of pushing bar side, the extruding shifting block becomes the top of glut shape near the Front-end Design of water delivery conduit cervical region tube wall.The displacement of spacing projection in stopper slot of described pushing bar is greater than the length on the arcs of recesses shape surface, head side of pushing bar; Described extruding shifting block rear end is subject to the arcs of recesses shape surface, head side of pushing bar along its circular-arc surface extruding, and the distance that forces the extruding shifting block to become the top sinciput of glut shape to flatten the reach of water delivery conduit equals the interior electrical path length of water delivery conduit.The technique effect of above-mentioned design is when guaranteeing the pushing bar withdrawed from from embedding bar groove, and a termination section that is located in the embedding bar groove retreats, and breaks away from the side direction top of extruding shifting block is pressed, and the top of extruding shifting block can not pushed the water delivery conduit; When pushing away before the pushing bar is in the embedding bar groove, be located at the termination section reach in the embedding bar groove, because the head side is designed to the concave arc shape face, shifting block will be pushed along abaculus groove sinciput in circular-arc surface along extruding shifting block rear end, the glut shape top of extruding shifting block front end is pushed immediate water delivery conduit cervical region tube wall, water delivery conduit cervical region top is pressed in the embedding tube seat sidewall of tweezer tailstock pad, because described extruding shifting block rear end is subject to the arcs of recesses shape surface, head side of pushing bar along its circular-arc surface extruding, the distance that forces the extruding shifting block to become the top sinciput of glut shape to flatten the reach of water delivery conduit equals the interior electrical path length of water delivery conduit, it is 2 times that pipe thickness is flattened in the extruding of water delivery conduit, water delivery duct wall extruding flatten near, thereby realize the cutout that is crushed of water delivery conduit cervical region.
The lateral edge of the stopper slot between described tweezer tailstock pad and the tweezer tailstock lid cooperates to rabbet gland.The technique effect of this design is when the displacement of spacing projection in stopper slot of driving lever during greater than the length on the arcs of recesses shape surface, head side of pushing bar, extruding shifting block rear end makes the glut shape top of extruding shifting block front end that immediate water delivery conduit cervical region tube wall extruding is realized flattening cutout under the neck side extruding of pushing bar just; According to Newton's third law, the water delivery conduit cervical region that the neck side of pushing bar the is crushed counteracting force that transmission comes through the extruding shifting block, this counteracting force must to the sidewall extruding of the embedding bar groove outside, make its distortion; The gland of the lateral edge of the stopper slot of interlocking between tweezer tailstock pad and tweezer tailstock lid plays reinforcement effect to embedding bar groove outside sidewall just, reduce the distortion of embedding bar groove outside sidewall, guarantee simultaneously to have the enough large top sinciput that becomes the glut shape to pushing shifting block and flatten the required active force of water delivery conduit cutout; But also play shifting the pushing bar location fixation of cutout position before the quilt onto, be unlikely to retreat movement from the cutout position.
Using method of the present invention:
When being used for the petechia electric coagulation hemostasis in the operation, the pushing bar is placed the enable possition of dripping, being about to the pushing bar withdraws from from embedding bar groove, a termination section that is located in the embedding bar groove retreats, disengaging is pressed the side direction top of extruding shifting block, the top of extruding shifting block can not pushed the 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.
More time need to be used the clamping of tweezers in operation, separate, during the tractive function, the operation technique person only needs to stir gently the pushing bar with finger, before the pushing bar is in the embedding bar groove, push away, be located at the termination section reach in the embedding bar groove, because the head side is designed to the concave arc shape face, shifting block will be pushed along abaculus groove sinciput in circular-arc surface along extruding shifting block rear end, the glut shape top of extruding shifting block front end is pushed immediate water delivery conduit cervical region tube wall, water delivery conduit cervical region top is pressed in the embedding tube seat sidewall of tweezer tailstock pad, the cutout until water delivery conduit cervical region is crushed, reaching does not have physiological saline solution along the water delivery conduit, tee T, the passage that drips in the bivalve tweezer body never is stained with the effect that the tip of bipolar coagulation forceps oozes, and the pushing formula of the present invention controlled bipolar coagulation forceps of not being stained with that drips becomes clamping in the operation immediately, separate, the tractive operation surgical forceps.
When running into again in the operation need to be to the petechia electric coagulation hemostasis time, the operation technique person also only needs to stir gently the pushing bar with finger, the pushing bar is retreated dial-out in embedding bar groove, move after being located at the termination section in the embedding bar groove, disengaging is pressed the side direction top of extruding shifting block, the top of extruding shifting block is no longer pushed the water delivery conduit, 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 pushing formula that the invention process the obtains controlled bipolar coagulation forceps of not being stained with that drips 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, separate, 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 the operation technique surgical action is smooth and easy flexibly, high frequency conductor wire because of the bipolar conductor of liquid control key and electric coagulation forceps can not occur near side by side, bring the probability of potential safety hazard especially when the electrical appliance part of liquid control device is powered with line voltage, for the operation that concerns patient's life.The operation technique person uses when of the present invention, only need to stir gently the pushing bar with finger, just can realize the control of dripping, as be not stained with bipolar coagulation forceps with clamping, separate, tractive switches with moment between the operation surgical forceps, need not use electromagnetic valve, squeezing valve or broken pipe etc. by battery or line voltage power supply fully.
2, decrease manufacturing cost, be fit to promote 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, just adopt 5 little mouldings of medical macromolecular materials among the present invention, just realized as not being stained with bipolar coagulation forceps and clamping, separate, tractive switched with moment between the operation surgical forceps, its material and cost of manufacture are only about the monobasic, approximately be 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 up to the 1-2% of tens of units, be about a kind of medical 2-3% that is not stained with bipolar coagulation forceps material and cost of manufacture of prior art document 1.
Description of drawings: Fig. 1 is the schematic diagram that meets thematic structure of the present invention; Fig. 2 is the A among Fig. 1---the 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, a kind of pushing formula 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
---be used for the tweezer tailstock pad 4 that fixedly bivalve tweezer body rear end and location tee T, water delivery conduit link are provided with, be designed with for the embedding tube seat 41 of locating tee T, water delivery conduit link on the described tweezer tailstock pad, be parallel to the embedding bar groove 42 of embedding tube seat, near the position of water delivery duct wall and perpendicular to the abaculus groove 43 of embedding tube seat and embedding bar groove, be positioned on the tweezer tailstock pad stopper slot 44 near embedding bar groove one lateral edges;
---be designed with the tweezer tailstock lid 5 that is matched with tweezer tailstock pad above the tweezer tailstock pad;
---be designed with pushing bar 6 in the embedding bar groove between tweezer tailstock pad and the tweezer tailstock lid, the shaft 61 of described pushing bar is parallel to the configuration of bivalve tweezer body and an end stretches out in embedding bar groove, other end neck side, cooperation stopper slot that the pushing bar is arranged in embedding bar groove are designed with spacing projection 62, and the other end head side that the pushing bar is arranged in embedding bar groove is designed to concave arc shape face 63;
---be designed with the extruding shifting block 7 perpendicular to water delivery conduit, the configuration of pushing club body in the abaculus groove between tweezer tailstock pad and the tweezer tailstock lid, described extruding shifting block becomes to be matched with the circular-arc surperficial 71 of pushing club head concave arc shape side near the back end design of pushing bar side, and the extruding shifting block becomes the top 72 of glut shape near the Front-end Design of water delivery conduit cervical region tube wall.
As shown in Figure 1, 2, described tweezer tailstock pad 4 cooperates interlocking that gland 8 is arranged with the lateral edge that the tweezer tailstock covers the stopper slot 44 between 5.
As shown in Figure 1, the displacement of spacing projection 62 in stopper slot 44 of described pushing bar is more than or equal to the length on the arcs of recesses shape surface, head side 63 of pushing bar.
As shown in Figure 1, described extruding shifting block rear end is subject to the arcs of recesses shape surface, head side 63 of pushing bar along its circular-arc surface extruding, and the distance that forces the extruding shifting block to become top 72 sinciputs of glut shape to flatten the reach of water delivery conduit equals the interior electrical path length of water delivery conduit 3.
As shown in Figure 1, bar 61 bodies of described pushing bar are provided with the protuberance 64 of being convenient to pushing above stretching out in the end of an end of embedding bar groove.
Claims (5)
1. a pushing formula 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
---be used for the tweezer tailstock pad (4) that fixedly bivalve tweezer body rear end and location tee T, water delivery conduit link are provided with, be designed with for the embedding tube seat (41) of locating tee T, water delivery conduit link on the described tweezer tailstock pad, be parallel to the embedding bar groove (42) of embedding tube seat, near the position of water delivery duct wall and perpendicular to the abaculus groove (43) of embedding tube seat and embedding bar groove, be positioned on the tweezer tailstock pad stopper slot (44) near embedding bar groove one lateral edges;
---be designed with the tweezer tailstock lid (5) that is matched with tweezer tailstock pad above the tweezer tailstock pad;
---be designed with pushing bar (6) in the embedding bar groove between tweezer tailstock pad and the tweezer tailstock lid, the shaft of described pushing bar (61) is parallel to the configuration of bivalve tweezer body and an end stretches out in embedding bar groove, other end neck side, cooperation stopper slot that the pushing bar is arranged in embedding bar groove are designed with spacing projection (62), and the other end head side that the pushing bar is arranged in embedding bar groove is designed to concave arc shape face (63);
---be designed with the extruding shifting block (7) perpendicular to water delivery conduit, the configuration of pushing club body in the abaculus groove between tweezer tailstock pad and the tweezer tailstock lid, described extruding shifting block becomes to be matched with the circular-arc surface (71) of pushing club head concave arc shape side near the back end design of pushing bar side, the extruding shifting block becomes the top (72) of glut shape near the Front-end Design of water delivery conduit cervical region tube wall.
2. the pushing formula according to claim 1 controlled bipolar coagulation forceps of not being stained with that drips, the lateral edge that it is characterized in that the stopper slot (44) between described tweezer tailstock pad (4) and the tweezer tailstock lid cooperates to rabbet gland (8).
3. the pushing formula according to claim 1 controlled bipolar coagulation forceps of not being stained with that drips is characterized in that the displacement of spacing projection (62) in stopper slot (44) of described pushing bar is greater than the length on the arcs of recesses shape surface, head side (63) of pushing bar.
4. the pushing formula according to claim 1 controlled bipolar coagulation forceps of not being stained with that drips, it is characterized in that head side arcs of recesses shape surface (63) that described extruding shifting block rear end is subject to the pushing bar along its circular-arc surface extruding, the distance that forces the extruding shifting block to become top (72) sinciput of glut shape to flatten the reach of water delivery conduit equals the interior electrical path length of water delivery conduit (3).
5. the pushing formula according to claim 1 controlled bipolar coagulation forceps of not being stained with that drips, bar (61) body that it is characterized in that described pushing bar are provided with the protuberance (64) of being convenient to pushing above stretching out in the end of an end of embedding bar groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210531547.5A CN102940528B (en) | 2012-12-12 | 2012-12-12 | Push-pull dripping-controllable non-stick bipolar coagulation forceps |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210531547.5A CN102940528B (en) | 2012-12-12 | 2012-12-12 | Push-pull dripping-controllable non-stick bipolar coagulation forceps |
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| CN102940528A true CN102940528A (en) | 2013-02-27 |
| CN102940528B CN102940528B (en) | 2014-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112545640A (en) * | 2020-11-25 | 2021-03-26 | 南昌华安众辉健康科技有限公司 | Controllable bipolar electrotomy coagulation forceps that drips |
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| JP2003164463A (en) * | 2001-11-30 | 2003-06-10 | Tokai Rika Co Ltd | Bipolar electric tweezers |
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| CN201524137U (en) * | 2009-09-14 | 2010-07-14 | 侯靖平 | multifunctional electrocoagulation cutter |
| CN202342176U (en) * | 2011-11-28 | 2012-07-25 | 耿文茂 | Medical non-sticky double-pole electric coagulation forceps |
| CN202950754U (en) * | 2012-12-12 | 2013-05-29 | 镇江恒生涓恩医疗器械有限公司 | Push-drive type drip controllable non-stick bipolar electric coagulation forceps |
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2012
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161273Y (en) * | 1993-02-25 | 1994-04-13 | 上海市检测技术所 | Electric coagulation forceps |
| JP2003164463A (en) * | 2001-11-30 | 2003-06-10 | Tokai Rika Co Ltd | Bipolar electric tweezers |
| CN2548592Y (en) * | 2002-04-10 | 2003-05-07 | 史志刚 | Nonsticky bipolar electrocoagulation pliers |
| US20090138013A1 (en) * | 2004-06-08 | 2009-05-28 | Thorne Jonathan O | Electrosurgical tool with moveable electrode that can be operated in a cutting mode or a coagulation mode |
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| CN201524137U (en) * | 2009-09-14 | 2010-07-14 | 侯靖平 | multifunctional electrocoagulation cutter |
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| CN202950754U (en) * | 2012-12-12 | 2013-05-29 | 镇江恒生涓恩医疗器械有限公司 | Push-drive type drip controllable non-stick bipolar electric coagulation forceps |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112545640A (en) * | 2020-11-25 | 2021-03-26 | 南昌华安众辉健康科技有限公司 | Controllable bipolar electrotomy coagulation forceps that drips |
| CN112545640B (en) * | 2020-11-25 | 2022-08-23 | 南昌华安众辉健康科技有限公司 | Controllable bipolar electrotomy coagulation forceps that drips |
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| CN102940528B (en) | 2014-11-26 |
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Application publication date: 20130227 Assignee: Nanjing Juan run medical technology Co. Ltd. Assignor: Zhenjiang Hengsheng Juanen Medical Appliance Co., Ltd. Contract record no.: 2016990000463 Denomination of invention: Push-pull dripping-controllable non-stick bipolar coagulation forceps Granted publication date: 20141126 License type: Exclusive License Record date: 20161107 |
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