CN202604782U - Flexible endoscope system implementing instrument - Google Patents
Flexible endoscope system implementing instrument Download PDFInfo
- Publication number
- CN202604782U CN202604782U CN 201220178551 CN201220178551U CN202604782U CN 202604782 U CN202604782 U CN 202604782U CN 201220178551 CN201220178551 CN 201220178551 CN 201220178551 U CN201220178551 U CN 201220178551U CN 202604782 U CN202604782 U CN 202604782U
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- steel wire
- operating theater
- theater instruments
- ring
- joint
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Abstract
A flexible endoscope system implementing instrument comprises a surgical instrument, a control steel wire, a control handle and a flexible support portion, wherein the control steel wire is connected with the surgical instrument, the control handle is used to pull the control steel wire to control the action of the surgical instrument, the flexible support portion is arranged in an instrument passage of an endoscope in penetrating mode, and the control steel wire is arranged in the flexible support portion in penetrating mode. A bending portion which can be used to drive the surgical instrument to carry out bending action is arranged between the flexible support portion and the surgical instrument, the bending portion is connected with multiple bending steel wires, and the bending steel wires are controlled through the control handle. One end of the bending portion is connected with the flexible support portion in hinged mode, the other end of the bending portion is connected with the surgical instrument in hinged mode, and the bending portion is exposed outside the instrument passage of the endoscope. The flexible endoscope system implementing instrument has the advantages that the bending action can be finished independently.
Description
Technical field
This utility model relates to a kind of execution apparatus of soft endoscopic system.
Background technology
Flexible endoscope is used to diagnose and the treat disease history in more than 50 year.Go through the stages such as fibrescope, fujinon electronic video endoscope, ultrasonic endoscopic, but only be used in tube chamber (like positions such as bile duct, the pancreas) treatment of diseases that opening is arranged widely at present in the organism nature tract or in organism nature tract.
The operation of body cavity of organism develops into laparoscopic surgery gradually from open surgery.Open surgery need the doctor aseptic operation indoor with patient carry out local anesthesia or general anesthesia scratch at patient's body surface with scalpel then bigger, the shears pliers of the hand-held various operation usefulness of doctor etc. or directly extend into the operation that undergos surgery in the patient's body cavity through opening then with hands.
The laparoscopic surgery then opening than open surgery is little a lot, and is traumatic little a lot.Laparoscopic surgery is exactly the operation that utilizes peritoneoscope and related equipment thereof to carry out: use cold light source that illumination is provided; Peritoneoscope camera lens (diameter is 3-10mm) is inserted intraperitoneal; Utilization digital camera technology make the peritoneoscope lens shooting to image conduct to back level signal processing system through optical fibers, and be presented on the dedicated monitor in real time.The doctor carries out analytical judgment through showing the image of patient's organ different angles on the monitor screen to patient's the state of an illness then, and the utilization laparoscopic instrument undergos surgery.Peritoneoscope is the endoscope that is used for intraperitoneal inspection and treatment, is a kind of of endoscope.
An endoceliac end that inserts the patient in the existing endoscope is called far-end, and an end that is gripped by the user of endoscope is called near-end.Endoscope is included in the joystick of near-end, and length is L
1And being attached to the flexible insertion section of the far-end of joystick, length is L
2And be attached to the bending section of the far-end of flexible insertion section, be attached to the execution apparatus of the far-end of bending section, the controlling organization that the control bending section is crooked and coat the elastic covering of this bending section; The distal attachment of elastic covering is carried out apparatus to this, and the proximal attachment of elastic covering is to the near-end of flexible insertion section; Carry out apparatus and comprise camera lens and the operating theater instruments that exposes to bending section, operating theater instruments is connected with joystick through the control steel wire, the action of joystick tractive control steel wire control operating theater instruments.
The shortcoming that this endoscopic system exists is: need drive the operating theater instruments motion that bends through curvature section of endoscope, operating theater instruments itself can't independently be accomplished flexure operation, and it is inconvenient to use.
The utility model content
For overcoming the shortcoming of prior art, this utility model provides a kind of execution apparatus that can independently accomplish the soft endoscopic system of flexure operation.
The execution apparatus of soft endoscopic system comprises operating theater instruments, connects the control steel wire of operating theater instruments, and tractive control steel wire is with the control handle of controlling the operating theater instruments action and the flexible support section that is arranged in the instrument channel of endoscope; The control steel wire is arranged in the flexible support section;
It is characterized in that: be provided with between flexible support section and the operating theater instruments and can drive the bending section that operating theater instruments is carried out flexure operation, bending section connects many crooked steel wires, and all crooked steel wires are controlled by control handle;
The two ends of bending section are hinged respectively at flexible support section and operating theater instruments, and bending section exposes to the instrument channel of endoscope.
Control handle tractive crooked steel wire is to drive the bending section action that bends, and every control steel wire drives direction bending of bending section court.
Further, bending section is made up of at least one bending unit, and bending unit comprises that a plurality of annular joints are right, the joint between be hinged; Each joint is to comprising first joint ring and second joint ring, and first joint ring and second joint ring are hinged; The joint between hinge and the hinge between the ring of two joints be 90 ° of angles;
The inwall of each joint ring is provided with the steel wire ring that allows crooked steel wire to pass, the corresponding hinge of each steel wire ring.
Further, two joints ring near the front end face of operating theater instruments and to be respectively equipped with lug away from the rear end face of operating theater instruments right, the lug of same end face is to being positioned on same the diameter, the lug of front end face to the lug of rear end face to vertical; The front end face lug of the rear end face lug of first joint ring pair and second joint ring is to hinged; The front end face lug of the rear end face lug of second joint ring pair and back joint centering first joint ring is to hinged;
The front end face lug of right first joint, joint foremost ring is pair hinged with mount pad, and mount pad is provided with the through hole that allows endoscope lens and operating theater instruments to pass.
Further, the corresponding lug of each steel wire ring, the steel wire ring is on same the diameter with corresponding lug; All crooked steel wires are parallel to each other.
Perhaps, bending section is a double connecting rod, and the first connecting rod of double connecting rod is fixedly connected with the flexible support section, second connecting rod and operating theater instruments are hinged, and first connecting rod is provided with the steel wire through hole that allows crooked steel wire to pass;
The hinged place of first connecting rod and second connecting rod is provided with the guiding wheels of guiding crooked steel wire, and the guiding wheels are arranged at the both sides at rod hinge connection place symmetrically;
The guiding wheels comprise a pair of propelling sheave, the parallel axes of propelling sheave, and crooked steel wire passes propelling sheave across, the every corresponding a pair of guiding wheels of crooked steel wire;
The head end of crooked steel wire is fixed on the operating theater instruments.
Further, propelling sheave is provided with the pockets that holds crooked steel wire.
The technical conceive of this utility model is: between the flexible support section of carrying out apparatus and operating theater instruments, bending section is set, controls the bending section bending through the tractive crooked steel wire, and then the drive operating theater instruments is independently carried out flexure operation.
The utlity model has the advantage that independently to accomplish flexure operation.
Description of drawings
Fig. 1 is the sketch map of this utility model.
Fig. 2 is the sketch map that first kind of curved part structure connects basket.
Fig. 3 is the sketch map that first kind of curved part structure connects scissors bit.
Fig. 4 is the right sketch map in joint.
Fig. 5 is the sketch map of second kind of curved part structure.
Fig. 6 is the sketch map that crooked steel wire is arranged in the flexible support section.
Fig. 7 is the sketch map of the guiding wheels of second kind of curved part structure.
Fig. 8 is the sketch map that second kind of curved part structure connects scissors bit.
Fig. 9 is the sketch map that second kind of curved part structure connects high frequency pin cutter.
The specific embodiment
Embodiment one
With reference to Fig. 1-4
The execution apparatus of soft endoscopic system comprises operating theater instruments 1, connects the control steel wire 2 of operating theater instruments 1, and tractive control steel wire 2 is with the control handle 3 of controlling operating theater instruments 1 action and the flexible support section 4 that is arranged in the instrument channel of endoscope; Control steel wire 2 is arranged in the flexible support section 4;
Be provided with between flexible support section 4 and the operating theater instruments 1 and can drive the bending section 5 that operating theater instruments is carried out flexure operation, bending section 5 connects many crooked steel wires, and all crooked steel wires are controlled by control handle 3.Control handle 3 comprises pedestal 31 and is rotatably installed on the rotating disk 32 on the pedestal 31, each rotating disk 32 corresponding steel wire, and the two ends of steel wire are fixed on the rotating disk 32, and rotating disk 32 rotates with the tractive steel wire.
The two ends of bending section 5 are hinged respectively at flexible support section 4 and operating theater instruments 1, and bending section 5 exposes to the instrument channel of endoscope.
Control handle 3 tractive crooked steel wires are to drive bending section 5 action that bends, and every control steel wire drives direction bending of bending section 5 courts.
The inwall of each joint ring 51,52 is provided with the steel wire ring 53 that allows crooked steel wire to pass, each steel wire ring 53 corresponding hinge.
Two joints ring 51,52 near the front end face of operating theater instruments 1 and to be respectively equipped with lug away from the rear end face of operating theater instruments 1 right, the lug of same end face is to being positioned on same the diameter, the lug of front end face to the lug of rear end face to vertical; The rear end face lug of first joint ring 51 is hinged to 521 with the front end face lug of second joint ring 52 to 512; The rear end face lug of second joint ring 52 is hinged to 511 with the front end face lug of back joint centering first joint ring 51 to 522;
511 pairs of the front end face lugs of first joint ring 51 that joint foremost is right are hinged with mount pad, and mount pad is provided with the through hole that allows endoscope lens and operating theater instruments 1 to pass.
Each steel wire ring 53 corresponding lug, steel wire ring 53 is on same the diameter with corresponding lug; All crooked steel wires are parallel to each other, and the head end of crooked steel wire is fixed on right first joint ring in joint foremost.
The technical conceive of present embodiment is: between the flexible support section of carrying out apparatus and operating theater instruments, bending section is set, controls the bending section bending through the tractive crooked steel wire, and then the drive operating theater instruments is independently carried out flexure operation.
When the rotating disk of control handle rotated, rotating disk tractive crooked steel wire, crooked steel wire one end loosened an end and further.From right first joint ring beginning in joint foremost, the end swing that the right joint ring in all joints all tightens up towards crooked steel wire, it is crooked to make bending section be the C type.
When using two bending units, the crooked steel wire of two bending units is separate, makes that the degree of tightness of crooked steel wire of two bending units is in the opposite direction can to make the S-type bending of bending section.
Because joint ring hollow, therefore this curved part structure is applicable to the operating theater instruments that needs expansion or open each other, like basket, shears and nipper etc.Fig. 3 has provided the sketch map that connects basket in first kind of curved part structure.Fig. 4 has provided the sketch map of first kind of curved part structure connection scissors bit.
The utlity model has the advantage that independently to accomplish flexure operation.
Embodiment two
With reference to Fig. 5-9
Present embodiment is with the difference part of embodiment one: the structure of bending section is different, and present embodiment adopts double connecting rod to realize the flexure operation of operating theater instruments.All the other structures are all identical.
Specifically, bending section is a double connecting rod, and the first connecting rod 5a of double connecting rod is fixedly connected with flexible support section 4, second connecting rod 5b and operating theater instruments 1 are hinged, and first connecting rod 5a is provided with the steel wire through hole 5c that allows crooked steel wire to pass;
The hinged place of first connecting rod 5a and second connecting rod 5b is provided with the guiding wheels of guiding crooked steel wire 5c, and the guiding wheels are arranged at the both sides at rod hinge connection place symmetrically;
The guiding wheels comprise a pair of propelling sheave 5d1,5d2, the parallel axes of propelling sheave 5d1,5d2, and crooked steel wire 5c passes propelling sheave 5d1,5d2 across, the every corresponding a pair of guiding wheels of crooked steel wire 5c; The head end of crooked steel wire 5c is fixed on the operating theater instruments.
Propelling sheave 5d1,5d2 are provided with the pockets that holds crooked steel wire, and pockets is positioned on the same axis.
The technical conceive of present embodiment is: rotary turnplate tractive crooked steel wire 5c; Crooked steel wire 5c one end tightens up, an end loosens; The end that crooked steel wire 5c tightens up drives the hinge rotation of second connecting rod 5b around all the other first connecting rod 5a, thereby makes operating theater instruments 1 rotate action.
This curved part structure is applicable to opening type operating theater instruments such as scissors bit, nipper.Provided the sketch map of second kind of curved part structure connection scissors bit like Fig. 8.Fig. 9 has provided the sketch map of second kind of curved part structure connection high frequency pin cutter.
The described content of this description embodiment only is enumerating the way of realization of utility model design; The protection domain of this utility model should not be regarded as and only limit to the concrete form that embodiment states, the protection domain of this utility model also reach in those skilled in the art according to this utility model design the equivalent technologies means that can expect.
Claims (6)
1. the execution apparatus of soft endoscopic system comprises operating theater instruments, connects the control steel wire of operating theater instruments, and tractive control steel wire is with the control handle of controlling the operating theater instruments action and the flexible support section that is arranged in the instrument channel of endoscope; The control steel wire is arranged in the flexible support section;
It is characterized in that: be provided with between flexible support section and the operating theater instruments and can drive the bending section that operating theater instruments is carried out flexure operation, bending section connects many crooked steel wires, and all crooked steel wires are controlled by control handle;
The two ends of bending section are hinged respectively at flexible support section and operating theater instruments, and bending section exposes to the instrument channel of endoscope.
2. the execution apparatus of soft endoscopic system as claimed in claim 1, it is characterized in that: bending section is made up of at least one bending unit, bending unit comprises that a plurality of annular joints are right, the joint between be hinged; Each joint is to comprising first joint ring and second joint ring, and first joint ring and second joint ring are hinged; The joint between hinge and the hinge between the ring of two joints be 90 ° of angles;
The inwall of each joint ring is provided with the steel wire ring that allows crooked steel wire to pass, the corresponding hinge of each steel wire ring.
3. the execution apparatus of soft endoscopic system as claimed in claim 2; It is characterized in that: two joints ring near the front end face of operating theater instruments and to be respectively equipped with lug away from the rear end face of operating theater instruments right; The lug of same end face is to being positioned on same the diameter, the lug of front end face to the lug of rear end face to vertical; The front end face lug of the rear end face lug of first joint ring pair and second joint ring is to hinged; The front end face lug of the rear end face lug of second joint ring pair and back joint centering first joint ring is to hinged;
The front end face lug of right first joint, joint foremost ring is pair hinged with mount pad, and mount pad is provided with the through hole that allows endoscope lens and operating theater instruments to pass.
4. the execution apparatus of soft endoscopic system as claimed in claim 3 is characterized in that: the corresponding lug of each steel wire ring, and the steel wire ring is on same the diameter with corresponding lug; All crooked steel wires are parallel to each other.
5. the execution apparatus of soft endoscopic system as claimed in claim 1; It is characterized in that: bending section is a double connecting rod; The first connecting rod of double connecting rod is fixedly connected with the flexible support section, second connecting rod and operating theater instruments are hinged, and first connecting rod is provided with the steel wire through hole that allows crooked steel wire to pass;
The hinged place of first connecting rod and second connecting rod is provided with the guiding wheels of guiding crooked steel wire, and the guiding wheels are arranged at the both sides at rod hinge connection place symmetrically;
The guiding wheels comprise a pair of propelling sheave, the parallel axes of propelling sheave, and crooked steel wire passes propelling sheave across, the every corresponding a pair of guiding wheels of crooked steel wire;
The head end of crooked steel wire is fixed on the operating theater instruments.
6. the execution apparatus of soft endoscopic system as claimed in claim 5, it is characterized in that: propelling sheave is provided with the pockets that holds crooked steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178551 CN202604782U (en) | 2012-04-24 | 2012-04-24 | Flexible endoscope system implementing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178551 CN202604782U (en) | 2012-04-24 | 2012-04-24 | Flexible endoscope system implementing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202604782U true CN202604782U (en) | 2012-12-19 |
Family
ID=47338519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220178551 Withdrawn - After Issue CN202604782U (en) | 2012-04-24 | 2012-04-24 | Flexible endoscope system implementing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202604782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102697552A (en) * | 2012-04-24 | 2012-10-03 | 王东 | Executing instrument of flexible type endoscope system |
| CN105796178A (en) * | 2016-05-11 | 2016-07-27 | 天津大学 | Tail end swinging joint driving mechanism |
-
2012
- 2012-04-24 CN CN 201220178551 patent/CN202604782U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102697552A (en) * | 2012-04-24 | 2012-10-03 | 王东 | Executing instrument of flexible type endoscope system |
| CN105796178A (en) * | 2016-05-11 | 2016-07-27 | 天津大学 | Tail end swinging joint driving mechanism |
| CN105796178B (en) * | 2016-05-11 | 2018-04-17 | 天津大学 | End swinging joint driving mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20141008 |
|
| RGAV | Abandon patent right to avoid regrant |