CN103990846A - Machining device for minimally invasive scalpel - Google Patents
Machining device for minimally invasive scalpel Download PDFInfo
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- CN103990846A CN103990846A CN201410225416.3A CN201410225416A CN103990846A CN 103990846 A CN103990846 A CN 103990846A CN 201410225416 A CN201410225416 A CN 201410225416A CN 103990846 A CN103990846 A CN 103990846A
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- wire casing
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- line groove
- grooves
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Abstract
The invention discloses a machining device for a minimally invasive scalpel. A round slotting tool of the device is parallelly provided with a plurality of first line through grooves in the axial direction and a plurality of second line through grooves, wherein the first line through grooves consists of first front line grooves, first rear line grooves and first folding line grooves. The first rear line grooves are located on one side of each first front line groove extension line, wherein the first folding line grooves are connected with the head and tail ends of the first front line grooves and the head and tail ends of the first rear line grooves. The second line through grooves consist of second front line grooves, second rear line grooves and second folding line grooves, wherein the second rear line grooves are located on one side of each second rear line groove extension line, and the second folding line grooves are connected with the head and tail ends of the second front line grooves and the head and tail ends of the second rear line grooves. Blades are formed at the tail ends of the outer surfaces of a first elastic blade and a second elastic blade, and two sides of each first folding line groove and two sides of each second folding line groove are provided with side blades. The machining device for the minimally invasive scalpel can remove all of convex points in a whole inner wall region in one time, greatly improves the elasticity of the middle of a round slotting tool, effectively prevents excessive scratching and ensures the consistency of product performance.
Description
Technical field
The present invention relates to scalpel field, relate in particular to a kind of Minimally Invasive Surgery cutter process equipment.
Background technology
In prior art, Minimally Invasive Surgery is because wound is little, pain light, recover the fast welcome that is subject to patient.But due to the restriction of equipment and condition, operation has very high requirement to doctor, but its technology difficulty is very large.
Through long-term processing, find that the outer aluminium pipe sleeve fraction defective of Minimally Invasive Surgery cutter is always high, machining obtains part, and most cannot meet required precision.It is bad that its main cause appears at extrusion section bar charging, and aluminium agent material inwall often there will be 0.05MM ~ 0.1MM small salient point, yet this phenomenon cannot be improved and cannot avoid salient point in aluminium agent operation.Therefore need improve the yield that could improve product in later process, meet client's demand.
The outer aluminium pipe sleeve of this Minimally Invasive Surgery cutter, due to inwall bore very little (being 5.86MM), also has tolerance and inwall to have abnormity, and abnormity very little (abnormity is wide is 0.7MM), and commonsense method cannot be removed its inwall small salient point at all.After repeatedly distinct methods is attempted, how can will there is the small salient point on special-shaped inwall to remove effectively efficiently, thereby to reach required precision, improved the yield of product, become the direction that those skilled in the art make great efforts.
Summary of the invention
The invention provides a kind of Minimally Invasive Surgery cutter process equipment, this processing unit (plant) has been realized the whole salient points that once can remove whole inner wall area, has also greatly increased the elastic force at circular slotting tool middle part, effectively prevents too much scratch, has guaranteed the uniformity of properties of product.
For achieving the above object, the technical solution used in the present invention is: a kind of Minimally Invasive Surgery cutter process equipment, comprises circular slotting tool, hold-down mechanism, push rod and medical apparatus; Institute's medical apparatus comprises: outer aluminium pipe sleeve, interior pipe box, blade, bar shaped handle of a knife and knife bar, this knife bar one end has groove, this bar shaped handle of a knife cross section is rectangle, and described bar shaped handle of a knife one end is fixed in the groove of described knife bar, and described blade is welded on the side of the described bar shaped handle of a knife other end;
Described circular slotting tool along its axially parallel offer several First Line grooves, several the second line grooves, thereby First Line groove extends to circular slotting tool middle part from circular slotting tool one end face and forms several the first elastic blades, thereby the second line groove extends to circular slotting tool from circular slotting tool other end, middle part forms several the second elastic blades, First Line groove, the second line groove is along circumferentially partially overlapping, described First Line groove is by the first front wire casing, the first rear wire casing and first fold curved line groove form, described the first rear wire casing is positioned at the first front wire casing extended line one side, this first fold curved line groove connects the first front wire casing, the first rear wire casing first and last end, described the second line groove is by the second front wire casing, the second rear wire casing and the second bending wire casing form, described the second rear wire casing is positioned at the second front wire casing extended line one side, this the second bending wire casing connects the second front wire casing, the second rear wire casing first and last end,
Circular slotting tool outer surface is provided with left and right raised line, the first elastic blade, the second elastic blade are from inner surface to having an inclined-plane between outer surface, this inclined-plane makes the first elastic blade, the second elastic blade form blade at outer surface end, and first fold curved line groove, the second bending wire casing both sides all have side tool sword;
Described hold-down mechanism comprises cylinder body, piston, cone lid, described cylinder body is sealedly and fixedly connected with cone lid, piston is arranged between cylinder body and cone lid, between piston rear end and cylinder body, there is the first chamber, between piston nose and cone lid, there is the second chamber, the cavity centre bore slipper seal interior and that cover with cone that the piston rod that described piston nose has extends cone lid coordinates, piston rear end stretches out outside the baffle plate of cylinder body and coordinates with the centre bore slipper seal of baffle plate, in the cavity of described cone lid, chuck is housed, the male cone (strobilus masculinus) that chuck has covers inwall with cone and is slidably matched, the piston rod that described piston nose has is fixedly connected with chuck.
In technique scheme, further improved technical scheme is as follows:
1,, as preferred, the basil that outside the outer surface of the outer aluminium pipe sleeve of described the first elastic blade, the outer aluminium pipe sleeve of the second elastic blade and inclined-plane, aluminium pipe sleeve forms is 60 ° ~ 75 °.
2,, as preferred, the outer aluminium pipe sleeve of described several First Line grooves, the outer aluminium pipe sleeve end of several the second line grooves have the outer aluminium pipe sleeve of bottom blade.
3, as preferred, the number of described First Line groove is 4, and the number of described the second line groove is 4.
Because technique scheme is used, the present invention compared with prior art has following advantages:
1, Minimally Invasive Surgery cutter process equipment of the present invention, it totally removes small salient point glossily, and circular slotting tool has certain elasticity strength to keep in touch and not injure inwall with aluminum pipe inwall at any time, can remove to the full extent the small salient point on inwall, better effects if; Secondly, this Minimally Invasive Surgery cutter is quite quick by process equipment speed, and this active slotting tool length is not oversize, only need be put in inwall and one disclose and can complete removing gently with long rod.
2, Minimally Invasive Surgery cutter process equipment of the present invention, its First Line groove is by the first front wire casing, the first rear wire casing and first fold curved line groove form, described the first rear wire casing is positioned at the first front wire casing extended line one side, this first fold curved line groove connects the first front wire casing, the first rear wire casing first and last end, described the second line groove is by the second front wire casing, the second rear wire casing and the second bending wire casing form, described the second rear wire casing is positioned at the second front wire casing extended line one side, this the second bending wire casing connects the second front wire casing, the second rear wire casing first and last end, first fold curved line groove, the second bending wire casing both sides all have side tool sword, make up line groove place and can not remove the defect of salient point, the whole salient points that once can remove whole inner wall area have been realized, also greatly increased the elastic force at circular slotting tool middle part, effectively prevent too much scratch, guaranteed the uniformity of properties of product.
Accompanying drawing explanation
Accompanying drawing 1 is circular slotting tool structural representation in process equipment for Minimally Invasive Surgery cutter of the present invention;
Accompanying drawing 2 is Minimally Invasive Surgery cutter partial structurtes schematic diagram in process equipment for Minimally Invasive Surgery cutter of the present invention;
Accompanying drawing 3 is Minimally Invasive Surgery knife structure schematic diagram in process equipment for Minimally Invasive Surgery cutter of the present invention;
Accompanying drawing 4 is hold-down mechanism and push rod structure schematic diagram in process equipment for Minimally Invasive Surgery cutter of the present invention;
Accompanying drawing 5 is hold-down mechanism structural representation in processing unit (plant) of the present invention.
In above accompanying drawing: 1, circular slotting tool; 2, hold-down mechanism; 3, push rod; 4, medical apparatus; 5, outer aluminium pipe sleeve; 6, interior pipe box; 7, blade; 8, bar shaped handle of a knife; 9, knife bar; 91, groove; 10, First Line groove; 101, the first front wire casing; 102, the first rear wire casing; 103, first fold curved line groove; 11, the second line groove; 111, the second front wire casing; 112, the second rear wire casing; 113, the second bending wire casing; 12, the first elastic blade; 13, the second elastic blade; 14, left raised line; 15, right raised line; 16, inclined-plane; 17, blade; 18, side tool sword; 19, cylinder body; 20, piston; 21, cone lid; 22, the first chamber; 23, the second chamber; 24, cavity; 25, centre bore; 26, baffle plate; 27, centre bore; 28, chuck; 281, male cone (strobilus masculinus).
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment: a kind of Minimally Invasive Surgery cutter process equipment, comprises circular slotting tool 1, hold-down mechanism 2, push rod 3 and medical apparatus 4; Described medical apparatus 4 comprises: outer aluminium pipe sleeve 5, interior pipe box 6, blade 7, bar shaped handle of a knife 8 and knife bar 9, these knife bar 9 one end have groove 91, these bar shaped handle of a knife 2 cross sections are rectangle, described bar shaped handle of a knife 2 one end are fixed in the groove 91 of described knife bar 9, and described blade 7 is welded on the side of described bar shaped handle of a knife 2 other ends;
Described circular slotting tool 1 along its axially parallel offer several First Line grooves 10, several the second line grooves 11, thereby First Line groove 10 extends to circular slotting tool 1 middle part from circular slotting tool 1 one end faces and forms several the first elastic blades 12, thereby the second line groove 9 extends to circular slotting tool 1 middle part from circular slotting tool 1 other end and forms several the second elastic blades 13, First Line groove 10, the second line groove 11 is along circumferentially partially overlapping, described First Line groove 10 is by the first front wire casing 101, the first rear wire casing 102 and first fold curved line groove 103 form, described the first rear wire casing 102 is positioned at the first front wire casing 101 extended line one sides, this first fold curved line groove 103 connects the first front wire casing 101, the first rear wire casing 102 first and last ends, described the second line groove 11 is by the second front wire casing 111, the second rear wire casing 112 and the second bending wire casing 113 form, described the second rear wire casing 112 is positioned at the second front wire casing 111 extended line one sides, this the second bending wire casing 113 connects the second front wire casing 111, the second rear wire casing 112 first and last ends,
Circular slotting tool 1 outer surface is provided with left and right raised line 14,15, the first elastic blade 12, the second elastic blade 13 are from inner surface to having an inclined-plane 16 between outer surface, this inclined-plane makes the first elastic blade 12, the second elastic blade 13 form blade 17 at outer surface end, and first fold curved line groove 103, the second bending wire casing 113 both sides all have side tool sword 18;
Described hold-down mechanism 2 comprises cylinder body 19, piston 20, cone covers 21, described cylinder body 19 covers 21 with cone and is sealedly and fixedly connected, piston 20 is arranged on cylinder body 19 and cone covers between 21, between piston 20 rear ends and cylinder body 19, there is the first chamber 22, piston 20 front ends and cone have the second chamber 23 between covering 21, the piston rod 201 that described piston 20 front ends have extends that cone cover in 21 cavity 24 and covers 21 centre bore 25 slipper seals and coordinate with boring, piston 20 rear ends are stretched out outside the baffle plate 26 of cylinder body 19 and are coordinated with centre bore 27 slipper seals of baffle plate 26, in the cavity 24 of described cone lid 21, chuck 28 is housed, the male cone (strobilus masculinus) 281 that chuck 28 has covers 21 inwalls with cone and is slidably matched, the piston rod 201 that described piston 20 front ends have is fixedly connected with chuck 28,
Described Minimally Invasive Surgery cutter is as follows by process equipment using method:
Step 1, the chuck by described hold-down mechanism 2 28 clamp described circular slotting tool 1, thereby the piston 20 of described hold-down mechanism 2 moves and compresses circular slotting tool 1 and form circular slotting tool after deformation, thereby make the reduced of circular slotting tool 1;
Step 2, circular slotting tool after step 1 deformation is put into the through hole of described outer aluminium pipe sleeve 5;
Step 3, push rod 3 is put into the through hole of described outer aluminium pipe sleeve 5, thereby after promoting push rod 3 and driving deformation, circular slotting tool moves.
The basil that the outer surface of above-mentioned the first elastic blade 12, the second elastic blade 13 and inclined-plane 16 form is 60 ° ~ 75 °.
Above-mentioned several First Line grooves 10, several the second line groove 11 ends have bottom blade 18.
While adopting above-mentioned Minimally Invasive Surgery cutter to use process equipment, it can totally remove small salient point glossily, circular slotting tool has certain elasticity strength to keep in touch and not injure inwall with aluminum pipe inwall at any time, can remove to the full extent the small salient point on inwall, better effects if; Secondly, this processing unit (plant) speed is quite quick, and this active slotting tool length is not oversize, only need be put in inwall and one disclose and can complete removing gently with long rod; Again, make up the defect that salient point can not be removed by line groove place, realized the whole salient points that once can remove whole inner wall area, also greatly increased the elastic force at circular slotting tool middle part, effectively prevented too much scratch, guaranteed the uniformity of properties of product.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a Minimally Invasive Surgery cutter process equipment, is characterized in that: comprise circular slotting tool (1), hold-down mechanism (2), push rod (3) and medical apparatus (4); Described medical apparatus (4) comprising: outer aluminium pipe sleeve (5), interior pipe box (6), blade (7), bar shaped handle of a knife (8) and knife bar (9), this knife bar (9) one end has groove (91), this bar shaped handle of a knife (2) cross section is rectangle, described bar shaped handle of a knife (2) one end is fixed in the groove (91) of described knife bar (9), and described blade (7) is welded on the side of described bar shaped handle of a knife (2) other end;
Described circular slotting tool (1) along its axially parallel offer several First Line grooves (10), several the second line grooves (11), First Line groove (10) from circular slotting tool (1) one end face extend to circular slotting tool (1) thus middle part forms several the first elastic blades (12), the second line groove (9) extends to circular slotting tool (1) from circular slotting tool (1) other end thereby middle part forms several the second elastic blades (13), First Line groove (10), the second line groove (11) is along circumferentially partially overlapping, described First Line groove (10) is by the first front wire casing (101), the first rear wire casing (102) and first fold curved line groove (103) form, described the first rear wire casing (102) is positioned at the first front wire casing (101) extended line one side, this first fold curved line groove (103) connects the first front wire casing (101), the first rear wire casing (102) first and last end, described the second line groove (11) is by the second front wire casing (111), the second rear wire casing (112) and the second bending wire casing (113) form, described the second rear wire casing (112) is positioned at the second front wire casing (111) extended line one side, this the second bending wire casing (113) connects the second front wire casing (111), the second rear wire casing (112) first and last end,
Circular slotting tool (1) outer surface is provided with left and right raised line (14,15), the first elastic blade (12), the second elastic blade (13) are from inner surface to having an inclined-plane (16) between outer surface, this inclined-plane makes the first elastic blade (12), the second elastic blade (13) form blade (17) at outer surface end, and first fold curved line groove (103), the second bending wire casing (113) both sides all have side tool sword (18);
Described hold-down mechanism (2) comprises cylinder body (19), piston (20), cone lid (21), described cylinder body (19) is sealedly and fixedly connected with cone lid (21), piston (20) is arranged between cylinder body (19) and cone lid (21), between piston (20) rear end and cylinder body (19), there is the first chamber (22), between piston (20) front end and cone lid (21), there is the second chamber (23), the piston rod (201) that described piston (20) front end has extends in the cavity (24) of boring lid (21) and with centre bore (25) slipper seal of cone lid (21) and coordinates, piston (20) rear end is stretched out outside the baffle plate (26) of cylinder body (19) and is coordinated with centre bore (27) slipper seal of baffle plate (26), in the cavity (24) of described cone lid (21), chuck (28) is housed, the male cone (strobilus masculinus) (281) that chuck (28) has is slidably matched with cone lid (21) inwall, the piston rod (201) that described piston (20) front end has is fixedly connected with chuck (28).
2. Minimally Invasive Surgery cutter process equipment according to claim 1, is characterized in that: the basil that the outer surface of described the first elastic blade (12), the second elastic blade (13) and inclined-plane (16) form is 60 ° ~ 75 °.
3. Minimally Invasive Surgery cutter process equipment according to claim 1, is characterized in that: described first fold curved line groove (103), the second bending wire casing (113) the separately basil of side tool sword (18) are 65 ° ~ 70 °.
4. Minimally Invasive Surgery cutter process equipment according to claim 1, is characterized in that: the number of described First Line groove (10) is 4, and the number of described the second line groove (11) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225416.3A CN103990846B (en) | 2014-05-26 | 2014-05-26 | Machining device for minimally invasive scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225416.3A CN103990846B (en) | 2014-05-26 | 2014-05-26 | Machining device for minimally invasive scalpel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103990846A true CN103990846A (en) | 2014-08-20 |
| CN103990846B CN103990846B (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410225416.3A Active CN103990846B (en) | 2014-05-26 | 2014-05-26 | Machining device for minimally invasive scalpel |
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| Country | Link |
|---|---|
| CN (1) | CN103990846B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3706106A (en) * | 1971-01-18 | 1972-12-19 | Norbert Leopoldi | Surgical knife |
| US4790312A (en) * | 1987-01-20 | 1988-12-13 | Becton Dickinson Acutecare, Inc. | Surgical knife |
| US20030009185A1 (en) * | 1998-06-01 | 2003-01-09 | Jessen John W. | Method and apparatus for placing and maintaining a percutaneous tube into a body cavity |
| CN201889557U (en) * | 2010-10-27 | 2011-07-06 | 四川金易管业有限公司 | Tool for removing internal welding reinforcement of straight welded pipe |
| CN203209764U (en) * | 2013-02-27 | 2013-09-25 | 罗信精密零件(上海)有限公司 | Three-blade slotting tool |
| CN203863110U (en) * | 2014-05-26 | 2014-10-08 | 昆山科森科技股份有限公司 | Machining equipment for minimally-invasive operation knife |
-
2014
- 2014-05-26 CN CN201410225416.3A patent/CN103990846B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3706106A (en) * | 1971-01-18 | 1972-12-19 | Norbert Leopoldi | Surgical knife |
| US4790312A (en) * | 1987-01-20 | 1988-12-13 | Becton Dickinson Acutecare, Inc. | Surgical knife |
| US20030009185A1 (en) * | 1998-06-01 | 2003-01-09 | Jessen John W. | Method and apparatus for placing and maintaining a percutaneous tube into a body cavity |
| CN201889557U (en) * | 2010-10-27 | 2011-07-06 | 四川金易管业有限公司 | Tool for removing internal welding reinforcement of straight welded pipe |
| CN203209764U (en) * | 2013-02-27 | 2013-09-25 | 罗信精密零件(上海)有限公司 | Three-blade slotting tool |
| CN203863110U (en) * | 2014-05-26 | 2014-10-08 | 昆山科森科技股份有限公司 | Machining equipment for minimally-invasive operation knife |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103990846B (en) | 2017-01-18 |
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