CN105615944A - Noninvasive blood vessel blocking clamp capable of being bent freely - Google Patents
Noninvasive blood vessel blocking clamp capable of being bent freely Download PDFInfo
- Publication number
- CN105615944A CN105615944A CN201511000486.XA CN201511000486A CN105615944A CN 105615944 A CN105615944 A CN 105615944A CN 201511000486 A CN201511000486 A CN 201511000486A CN 105615944 A CN105615944 A CN 105615944A
- Authority
- CN
- China
- Prior art keywords
- handle
- pincers
- fixed
- jaw
- flexible drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Abstract
The invention discloses a noninvasive blood vessel blocking clamp capable of being bent freely. The noninvasive blood vessel blocking clamp comprises a handle and a jaw controlled by the handle to act; the noninvasive blood vessel blocking clamp is structurally characterized in that the handle comprises a fixed handle body and a movable handle body, the jaw comprises a movable clamp body and a fixed clamp body, metal tubes are connected between the fixed handle body and the fixed clamp body, and flexible transmission parts are connected between the movable handle body and the movable clamp body. A guide casing pipe is fixedly connected with the fixed handle body, and one end of the flexible transmission part extends into the guide casing pipe and fixedly connected with a union joint which is coupled to the end of the movable handle body; the other end of the flexible transmission part is fixedly connected with a guiding union joint located in the fixed clamp body, the guiding union joint is further connected with the movable clamp body through a transmission connecting piece, and the two ends of the transmission connecting piece are connected with the guiding union joint and a movable clamp body shaft respectively. The noninvasive blood vessel blocking clamp can be changed into various shapes adapted to the surgery environments according to actual requirements and can further achieve smoothness of control moment transmission, linear continuity of clamping motion of the jaw is guaranteed, and difficulty of surgery conducted by a surgeon is lowered.
Description
Technical field
The present invention relates to and a kind of block pincers, particularly relating to a kind of damage-free type can the vascular occlusion clamp of free folding.
Background technology
Blocking pincers is the medicine equipment commonly used in operation, and it can block in blood vessel in operation, and blood flow paths is to avoid patient's severe loss of blood, and namely it improve the blood circulation situation of patient in operation, turn improves the success ratio of operation.
But, current blocking-up pincers are have specific structural shape according to different art environment of executing mostly, and it comprises artery, vein, thoracic cavity and lung and blocks the kinds such as pincers, and each Morphological Shape blocking pincers is different, it is difficult to general; This just makes instruments, and comparatively not only quantity is many and the kind of apparatus is also very complicated, and operation will require reasonable disposition instruments according to executing art every time, this not only adds the difficulty of operation, also be unfavorable for reducing medical treatment cost.
Current blocking-up pincers not only have and above-mentioned are difficult to general shortcoming, also have some column defects that structure rigidity connects and control moment rigid of transmission is brought, as disclosed in Chinese patent ZL201320684993.X, a kind of Wicresoft aorta ascendens blocks pincers, and the disclosed a kind of lateral angle blood vessel intercepting pliers of thoracoscope of similar ZL200920218143.4, they all adopt the one articulated structure of handle and jaw, and then according to actual needs handle or jaw are designed to specific shape, this kind of structure directly acts on the mode control of jaw from the moment of handle, not only control moment cannot be cushioned, also it is difficult to initiatively change the shape blocking pincers to adapt to operation special requirement, this opponent patient is affectedly bashful the dynamics blocking pincers and angle all has very high operational requirement.
The operation efficiency blocking pincers to improve, also devise at present the blocking-up pincers of some comparatively advanced configuration, the dismountable type Basilar artery pincers of a kind of Minimally Invasive Surgery as disclosed in Chinese patent ZL201320684993.X, which propose and undertaken transmitting by bar by moment, to control the mentality of designing of jaw folding, but this technical scheme is not the blocking-up pincers directly used in medical operating, it needs " two panels clamping clamp 21 " with design in addition to coordinate, and owing to adopting the rod member of rigidity to carry out anatomical connectivity and moment transmission, the global shape blocking pincers can not freely convert, also it is difficult to play and effectively cushions effect, it is difficult to accomplish the requirement of the linear irregularity clamping of jaw, also it is difficult to reduce and blocks the actual difficulty of pincers operation.
Summary of the invention
It is an object of the invention to provide a kind of damage-free type can the vascular occlusion clamp of free folding, it has the advantage that compact construction is reliable, easy for operation and suitability is strong.
The present invention is achieved like this, a kind of damage-free type can the vascular occlusion clamp of free folding, it comprises handle and the jaw of action under handle control, it is characterized in that, it is connected with metal tube between described handle and jaw, in metal tube, it is provided with the flexible drive parts that handle control moment is passed to jaw.
What described handle comprised that axle links together determines handle and fixed handle, and described jaw comprises dynamic pincers that axle links together and determines pincers, determines to be connected with metal tube between handle and fixed pincers, connects flexible drive parts between fixed handle and dynamic pincers.
Described determining handle and be fixedly connected with guiding sleeve pipe, one end of flexible drive parts extend in guiding sleeve pipe, and the connecting joint being connected on fixed handle end with axle is connected; The guiding connecting joint determining pincers is fixedly connected with the other end of flexible drive parts with being positioned at, and guiding connecting joint is connected with dynamic pincers by the sheet that is in transmission connection again, and the two ends of this sheet that is in transmission connection are connected with guiding connecting joint and the dynamic axle that clamps respectively.
Preferably: described blocking-up pincers also comprise and being enclosed within flexible drive parts, and at flexible drive parts without keeping jaw to be in the spring assembly of open configuration during reactive force.
Described spring assembly comprises the fixed tube being connected between metal tube and fixed pincers and is positioned at the spring of fixed tube, and this spring is enclosed within flexible drive parts, and spring contacts with guiding connecting joint effect near one end of fixed pincers.
Preferably: described in the sheet that is in transmission connection be arcuate structure.
Preferably: the pipe body of described metal tube is fitting to connection by some pipe unit head and the tail, and one end of each pipe unit is convex surface, and the other end is the concave surface chimeric with this convex surface. Described metal tube also can adopt swan neck. Described flexible drive parts is metallic cable.
The useful effect of the present invention is: present configuration is stable practical, shape that is various and that execute the adaptation of art environment facies can not only be changing into according to actual needs, the ride comfort that control moment transmits can also be realized, control moment between handle and jaw had good shock absorption, by the optimization design of each guiding and web member, ensure that the LINEAR CONTINUOUS of jaw clamping movement, reduce the difficulty that hand patient is affectedly bashful on the one hand, the angle of jaw can be changed arbitrarily on the other hand, the difficulty of further reduction operation, significantly improve the utilization benefit and versatility that block pincers.
Accompanying drawing explanation
Fig. 1 is the structure explosive view of the present invention.
Fig. 2 is the part detailed structure enlarged view after the present invention assembles.
Fig. 3 is that jaw of the present invention connects structural representation in jaw local when opening.
Fig. 4 is that jaw of the present invention connects structural representation in handle local when opening.
Fig. 5 be jaw of the present invention closed time jaw local connect structural representation.
Fig. 6 be jaw of the present invention closed time handle local connect structural representation.
Fig. 7 is each pipe unit structural representation of metal tube of the present invention.
Fig. 8 be in metal tube of the present invention pipe unit assemble after connection structural representation.
In the drawings, 1, surely clamp 2, dynamic pincers 3, determine handle 4, fixed handle 5, flexible drive parts 6, metal tube 7, connecting joint 8, guiding sleeve pipe 9, lead connecting joint 10, the sheet 11 that is in transmission connection, fixed tube 12, spring.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
As shown in figs 1 to 6, the present invention realizes like this, and it comprises handle and the jaw of action under handle control, and its structure is, it is connected with metal tube 6 between described handle and jaw, in metal tube 6, it is provided with the flexible drive parts 5 that handle control moment is passed to jaw. Like this can the relative position of regulating handle and jaw arbitrarily by the support of metal tube, and be responsible for transmitting handle to the control moment of jaw by flexible drive parts 5, flexible drive parts 5 can change along with the change of metal tube position and shape, can not affect the transmission effect of control moment; Jaw can according to medical environment need change arbitrarily different shape by metal tube 6, not only use easy to operate, and can be suitable for well and different execute art environment.
Its concrete structure is: what handle comprised that axle links together determines handle 3 and fixed handle 4, described jaw comprises dynamic pincers 2 that axle links together and surely clamps 1, it is connected with metal tube 6 between determining handle 3 and surely clamping 1, between fixed handle 4 and dynamic pincers 2, connects flexible drive parts 5; Rely on like this and determine handle 3 and surely clamp between 1 the metal tube 6 connected to keep the one-piece construction and the shape that block pincers, effective transmission of control moment is realized by the connection flexible drive parts 5 of fixed handle 4 and dynamic pincers 2, fixed handle 4 to determine handle 3 apply external force rotate time, swinging moment passes to dynamic pincers 2 by flexible drive parts 5, thus drives dynamic pincers 2 relatively surely to clamp 1 and close or open.
In order to the stability that the reliability and control moment that ensure to block pincers shape conversion further are transmitted, part-structure is also optimized design by the present invention, wherein said determine handle 4 be fixedly connected with guiding sleeve pipe 8, one end of flexible drive parts 5 extend in guiding sleeve pipe 8, and the connecting joint 7 being connected on fixed handle 4 end with axle is connected; The guiding connecting joint 9 determining pincers 1 is fixedly connected with the other end of flexible drive parts 5 with being positioned at, and guiding connecting joint 9 is connected with dynamic pincers 2 by the sheet 10 that is in transmission connection again, and the two ends of this sheet 10 that is in transmission connection are connected with guiding connecting joint 9 and dynamic 2 axles that clamp respectively. Rely on the effect of guiding sleeve pipe 8 like this, can ensure that flexible drive parts 5 transmits ride comfort and the guiding transition of moment through fixed handle 4 to dynamic pincers 2; And it is positioned at the moment loading that the guiding connecting joint 9 determining pincers 1 receives flexible drive parts 5, then can easy motion, and this moment is passed to dynamic pincers 2 by the coupled sheet 10 that is in transmission connection, not only there is shock absorption, also assures that dynamic pincers 2 are closed and open linear irregularity, it is beneficial to the reliability that realization blocks pincers worker and does.
The difficulty blocking pincers operation to reduce further, described blocking-up clamps also to comprise and is enclosed within flexible drive parts 5, and at flexible drive parts 5 without keeping jaw to be in the spring assembly of open configuration during reactive force; Described spring assembly specifically comprises and is connected to metal tube 6 and surely clamps the fixed tube 11 between 1 and be positioned at the spring 12 of fixed tube 11, and this spring 12 is enclosed within flexible drive parts 5, and spring 12 acts on guiding connecting joint 9 near the one end surely clamping 1 and contacting. Like this when flexible drive parts 5 non-control force square effect, the connecting joint 9 that leads under the effect of spring 12 is in the original position pressed close to and move pincers 2 all the time, the sheet 10 that is now in transmission connection is not moved, dynamic pincers 2 open up into maximum with pincers 1 surely relatively, now user applies moment by handle, can realizing jaw closing course, this makes operation more convenient.
The present invention implements in structure preferably, and part key part can be selected according to actual needs, and the wherein said sheet 10 that is in transmission connection can adopt arcuate structure, and they ensure that dynamic pincers 2 clamp the LINEAR CONTINUOUS of 1 motion relatively and surely well; Simultaneously, described metal tube 6 can adopt multitube embeding mechanism as shown in Figure 7 and Figure 8, the pipe body of metal tube 6 is fitting to connection by some pipe units 601 head and the tail, one end of each pipe unit 601 is convex surface, the other end is the concave surface chimeric with this convex surface, so both ensure that the degree of freedom of bending, in turn ensure that described metal tube can also adopt swan neck as required by not occurring radial shrinkage to be out of shape during power; Described flexible drive parts 5 is metallic cable, the metal tube 6 of said structure is adopted to coordinate with metallic cable, can ensure to have between handle and jaw reliable and stable shape and structure, not only jaw position change had good supporting role, can also ensure to block pincers global shape when metallic cable transmits moment constant, it is to increase the reliability used.
Claims (9)
1. a damage-free type can the vascular occlusion clamp of free folding, it comprises handle and the jaw of action under handle control, it is characterized in that, it is connected with metal tube (6) between described handle and jaw, in metal tube (6), it is provided with the flexible drive parts (5) that handle control moment is passed to jaw.
2. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 1, it is characterized in that, what described handle comprised that axle links together determines handle (3) and fixed handle (4), described jaw comprises dynamic pincers (2) and the fixed pincers (1) that axle links together, determine to be connected with metal tube (6) between handle (3) and fixed pincers (1), between fixed handle (4) and dynamic pincers (2), connect flexible drive parts (5).
3. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 2, it is characterized in that, described determine handle (4) be fixedly connected with guiding sleeve pipe (8), one end of flexible drive parts (5) extend in guiding sleeve pipe (8), and the connecting joint (7) being connected on fixed handle (4) end with axle is connected; The guiding connecting joint (9) determining pincers (1) is fixedly connected with the other end of flexible drive parts (5) with being positioned at, guiding connecting joint (9) is in transmission connection by one again, and pincers (2) are connected sheet (10) with moving, and the two ends of this sheet that is in transmission connection (10) are connected with guiding connecting joint (9) and dynamic pincers (2) axle respectively.
4. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 3, it is characterized in that, described blocking-up clamps also to comprise and is enclosed within flexible drive parts (5), and at flexible drive parts (5) without keeping jaw to be in the spring assembly of open configuration during reactive force.
5. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 4, it is characterized in that, described spring assembly comprises the fixed tube (11) being connected between metal tube (6) and fixed pincers (1) and is positioned at the spring (12) of fixed tube (11), this spring (12) is enclosed within flexible drive parts (5), and spring (12) contacts with guiding connecting joint (9) effect near one end of fixed pincers (1).
6. as damage-free type as described in any one in claim 3-5 can the vascular occlusion clamp of free folding, it is characterised in that, described in the sheet (10) that is in transmission connection be arcuate structure.
7. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 6, it is characterized in that, the pipe body of described metal tube (6) is fitting to connection by some pipe units (601) head and the tail, one end of each pipe unit (601) is convex surface, and the other end is the concave surface chimeric with this convex surface.
8. damage-free type can the vascular occlusion clamp of free folding as claimed in claim 6, it is characterised in that, described metal tube is swan neck.
9. damage-free type as described in claim 7 or 8 can the vascular occlusion clamp of free folding, it is characterised in that, described in, described flexible drive parts (5) is metallic cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000486.XA CN105615944A (en) | 2015-12-28 | 2015-12-28 | Noninvasive blood vessel blocking clamp capable of being bent freely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511000486.XA CN105615944A (en) | 2015-12-28 | 2015-12-28 | Noninvasive blood vessel blocking clamp capable of being bent freely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105615944A true CN105615944A (en) | 2016-06-01 |
Family
ID=56031595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511000486.XA Pending CN105615944A (en) | 2015-12-28 | 2015-12-28 | Noninvasive blood vessel blocking clamp capable of being bent freely |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105615944A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308872A (en) * | 2016-11-08 | 2017-01-11 | 谢斌 | Chained occlusion clamp |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5156608A (en) * | 1990-07-30 | 1992-10-20 | Hans Troidl | Clip applicator for ligature clips |
| CN2442636Y (en) * | 2000-06-01 | 2001-08-15 | 徐勤伟 | Soft axis type controllable artery blocking clamp |
| CN2549912Y (en) * | 2002-05-30 | 2003-05-14 | 宋文超 | Tendon forceps |
| CN201239181Y (en) * | 2008-08-20 | 2009-05-20 | 董武剑 | Omnidirectional multifunctional clamp for foreign body |
| CN201290730Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound clamping tongs |
| CN201683967U (en) * | 2010-05-20 | 2010-12-29 | 杭州康基医疗器械有限公司 | Downbent punch forceps |
| CN202699232U (en) * | 2012-07-26 | 2013-01-30 | 上海菲捷实业有限公司 | Forceps with snake skeleton connecting piece |
| CN205268240U (en) * | 2015-12-28 | 2016-06-01 | 瑞克斡（北京）医疗器械研发有限公司 | Pincers are blocked to blood vessel that no wound type can freely be buckled |
-
2015
- 2015-12-28 CN CN201511000486.XA patent/CN105615944A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5156608A (en) * | 1990-07-30 | 1992-10-20 | Hans Troidl | Clip applicator for ligature clips |
| CN2442636Y (en) * | 2000-06-01 | 2001-08-15 | 徐勤伟 | Soft axis type controllable artery blocking clamp |
| CN2549912Y (en) * | 2002-05-30 | 2003-05-14 | 宋文超 | Tendon forceps |
| CN201239181Y (en) * | 2008-08-20 | 2009-05-20 | 董武剑 | Omnidirectional multifunctional clamp for foreign body |
| CN201290730Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound clamping tongs |
| CN201683967U (en) * | 2010-05-20 | 2010-12-29 | 杭州康基医疗器械有限公司 | Downbent punch forceps |
| CN202699232U (en) * | 2012-07-26 | 2013-01-30 | 上海菲捷实业有限公司 | Forceps with snake skeleton connecting piece |
| CN205268240U (en) * | 2015-12-28 | 2016-06-01 | 瑞克斡（北京）医疗器械研发有限公司 | Pincers are blocked to blood vessel that no wound type can freely be buckled |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308872A (en) * | 2016-11-08 | 2017-01-11 | 谢斌 | Chained occlusion clamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160601 |