CN201542669U - Liver retractor for celioscope operation - Google Patents
Liver retractor for celioscope operation Download PDFInfo
- Publication number
- CN201542669U CN201542669U CN2009202834924U CN200920283492U CN201542669U CN 201542669 U CN201542669 U CN 201542669U CN 2009202834924 U CN2009202834924 U CN 2009202834924U CN 200920283492 U CN200920283492 U CN 200920283492U CN 201542669 U CN201542669 U CN 201542669U
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Abstract
The present utility model provides a liver retractor for celioscope operations. The liver retractor comprises a base plate (1) installed on an operating table and is characterized in that the base plate (1) is provided with a cross beam (2), one end of the cross beam (2) is provided with a shoulder ball rod (3), the ball head (4) of the shoulder ball rod (4) is installed in a shoulder ball socket (5) which is connected with one end of an upper arm pole (6), the other end of the upper arm pole (6) is connected with an upper rotor (7), the upper rotor (7) and a lower rotor (9) are locked and positioned through a rotor pin (8) and a locking piece (10), the lower rotor (9) is installed on one end of a support lever (11), the other end of the support lever (11) is installed with a wrist ball socket (12), the ball head (14) at one end of the wrist ball rod (13) is installed in the wrist ball socket (12), the other end of the wrist ball rod (13) is connected with a swing head (15) which is provided with a hole (16) for the inserting of a draw hook, and a locking piece (17) for locking the draw hook is installed in a direction perpendicular to the axial cord of the hole. The liver retractor for celioscope operations has advantages of simple structure, convenience is using, safety and reliability.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of operation assistive device, and that uses in specifically a kind of Wicresoft laparoscopic surgery has led liver so that expose the laparoscopic surgery liver retractor of art open country.
Background technology
As everyone knows, people's stomach is positioned at the rear of leftlobe of liver, if to the stomach treatment that undergos surgery, liver must have been led just can diagnose and treat.In open surgery, generally use abdominal retractor that liver is drawn back from stomach tissue.And along with the development and the advantage of Minimally Invasive Surgery are more and more accepted by people, carry out laparoscopic surgery and welcome by the patient.Under the Minimally Invasive Surgery condition, can not use the operating theater instruments of abdominal retractor and so on, but liver and stomach tissue are separated, therefore general way is to utilize hook manually liver to be led from gastric tissue by the assistant at present, make gastric tissue be exposed to the art Yezhong, but because the artificial assurance uniform force application that is difficult to, therefore, be easy to the phenomenon that landing occurs or pull liver, the assistant is engaged in single traction work simultaneously often needed one hour even several hrs, therefore labor intensity is very big, in case operate miss occurs, damage not only for patient's liver or other tissue, and can prolong operating time, to this, still there is not good solution at present.
Summary of the invention
The purpose of this utility model is manually liver to be led from gastric tissue at needing in the present laparoscopic surgery, cause labor intensity big, be easy to produce the problem of hepar damnification, design a kind of robot manipulator structure that is similar to, can for a long time liver be lifted from the laparoscopic surgery liver retractor of gastric tissue.
The technical solution of the utility model is:
A kind of laparoscopic surgery liver retractor, comprise the base 1 that is installed on the operation table, it is characterized in that on the described base 1 crossbeam 2 being installed, shoulder ball rod 3 is installed on one end of crossbeam 2, the bulb 4 of shoulder ball rod 3 is installed in the shoulder ball-and-socket 5, shoulder ball-and-socket 5 links to each other with an end of last armed lever 6, the other end of last armed lever 6 is connected with rotor 7, last rotor 7 is sleeved on the upper end of rotor pin 8, the lower end of rotor pin 8 is fixed on down on the rotor 9, and last rotor 7 and following rotor 9 are by rotor pin 8 and locking member 10 locking positionings; Following rotor 9 is installed on the end of support bar 11, the other end of support bar 11 is equipped with wrist ball-and-socket 12, the bulb 14 of wrist ball rod 13 1 ends is installed in the described wrist ball-and-socket 12, the other end of wrist ball rod 13 links to each other with yaw 15, yaw 15 is provided with the jack 16 that is used for the plug-in mounting hook, with the perpendicular direction of described jack 16 axis on the locking member 17 that is used to lock hook is installed.
The upper end of described base 1 is provided with the screw rod 18 that passes crossbeam 2, and crossbeam 2 is fixed on the base 1 by the locking nut 19 of the band handle that matches with screw rod 18.
Spring 20 and wearing piece 21 are installed in the described shoulder ball-and-socket 5, one end of spring 20 offsets with the bottom of shoulder ball-and-socket 5, the other end and wearing piece 21 offset, and wearing piece 21 contacts with bulb 4, have the breach 22 that shoulder ball rod 3 can be entered in shoulder ball-and-socket 5 and bulb 4 corresponding positions.
Spring 23 and wearing piece 24 are installed in the described wrist ball-and-socket 12, one end of spring 23 and the bottom of wrist ball-and-socket 12 offset, the other end and wearing piece 24 offset, wearing piece 24 contacts with bulb 14, has the breach that the shank portion that makes wrist ball rod 13 can enter in wrist ball-and-socket 12 and bulb 14 corresponding positions.
Described wrist ball rod 13 is an integral structure component with yaw 15.
Described base 1 and crossbeam 2 are the monolithic construction part.
The beneficial effects of the utility model:
This utility model simulation human body arm structure utilizes frame for movement to replace manually-operated, not only saved the assistant, and the power that lifts of liver is even, and traction is reliable.
This utility model is easy to adjust, flexibly, can adjust angle, length arbitrarily according to body dimension and operative site, in case after adjusting to the right place each locking member locking promptly can be moved, safe and reliable.
This utility model is simple in structure, use and easy to operate.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further described.
As shown in Figure 1.
A kind of laparoscopic surgery liver retractor, except that wearing piece, all adopt the stainless steel material manufacturing, comprise the base 1 that is installed on the operation table, base 1 can be a straight-bar, it also can be knee, concrete structure should be decided according to the characteristics and the locking mode of operation table, shown in Fig. 1 is the structure that the upper end is the knee shape, crossbeam 2 is installed on the base 1, and base 1 can be a monolithic construction with crossbeam 2, also can be the split part, when adopting split part shown in Figure 1, the upper end of base 1 should be provided with the screw rod 18 that passes the unthreaded hole on the crossbeam 2, and crossbeam 2 is fixed on the base 1 by the locking nut 19 of the band handle that matches with screw rod 18, when dividing body structure, after base 1 is fixed, can realize different angle orientation by adjusting crossbeam 2.The combination of base 1 and crossbeam 2 is equivalent to people's health.Shoulder ball rod 3 is installed on one end of crossbeam 2, the bulb 4 of shoulder ball rod 3 is installed in the shoulder ball-and-socket 5 (shoulder that is equivalent to human body), shoulder ball-and-socket 5 links to each other with an end of last armed lever 6, in the shoulder ball-and-socket 5 spring 20 and wearing piece 21 (can adopt nonpoisonous and tasteless politef) are installed, one end of spring 20 offsets with the bottom of shoulder ball-and-socket 5, the other end and wearing piece 21 offset, wearing piece 21 contacts with bulb 4, has the breach 22 that shoulder ball rod 3 can be entered in shoulder ball-and-socket 5 and bulb 4 corresponding positions.The other end of last armed lever 6 (being equivalent to the upper arm of the shoulder of human body to ancon) is connected with rotor 7, last rotor 7 is sleeved on the upper end of rotor pin 8, the lower end of rotor pin 8 is fixed on down on the rotor 9, last rotor 7 and following rotor 9 are by rotor pin 8 and locking member 10 locking positionings, last rotor 7 and following rotor 9 are connected to form the structure of the elbow joint that is similar to the people by rotor pin 8 and locking member 10 (the general nut that has handle that adopts), it can be in horizontal plane any rotational positioning; Following rotor 9 is installed on support bar 11 end of (being equivalent to the human body ancon to the underarm part between the wrist), the other end of support bar 11 is equipped with wrist ball-and-socket 12, the bulb 14 of wrist ball rod 13 1 ends is installed in the described wrist ball-and-socket 12, wrist ball-and-socket 12 and wrist ball rod 13 are equivalent to the wrist part of human body, and space angle rotates arbitrarily.Spring 23 and wearing piece 24 (also can adopt nonpoisonous and tasteless politef) are installed in the wrist ball-and-socket 12, one end of spring 23 and the bottom of wrist ball-and-socket 12 offset, the other end and wearing piece 24 offset, wearing piece 24 contacts with bulb 14, has the breach that the shank portion that makes wrist ball rod 13 can enter in wrist ball-and-socket 12 and bulb 14 corresponding positions.The other end of wrist ball rod 13 links to each other with yaw 15, and yaw 15 is provided with the jack 16 that is used for plug-in mounting hook (finger that is equivalent to the people), with the perpendicular direction of described jack 16 axis on the locking member 17 that is used to lock hook is installed.During concrete enforcement, wrist ball rod 13 also can adopt integral structure component with yaw 15, can utilize the screw rod (being locking member 17) of being with handle to be pressed in behind the upper end insertion jack 16 of hook and make it on the hook to be fixed in the jack of yaw, can't extract.The shape of hook generally by the straight bar part that is used for inserting plug with vertical with straight bar part or be similar to the vertical crotch plane body that is used to hold up liver and form.
Using method of the present utility model is:
At first base 1 is fixed on the bed frame of operation table, is sleeved on crossbeam 2 on the base 1 then and the latch fitting spare 19 but do not tighten screwed on, unclamp locking member 10 to enable in horizontal plane, the regulating angle of revolution; Then the planar ends of being made up of knee of hook is inserted in the human body from the hole of accomplishing fluently in advance, and under laparoscopically guide, liver is placed on the hook, then hook is exposed the outer end of human body and insert in the jack 16 on the yaw and tighten locking member 17.The angle of pulling bulb 4 and bulb 14 at last respectively and going up rotor and following rotor makes whole retractor be in one not only to be convenient to the position of performing the operation but also liver can be mentioned, and to have tightened locking member 10 at last and can begin to perform the operation.In the operation process as need to adjust among a small circle directly to pull bulb, carry out big adjustment as need and can unclamp earlier and tighten locking member 7 again after locking member 7 makes rotor and following rotor forward suitable position to.
This utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.
Claims (6)
1. laparoscopic surgery liver retractor, comprise the base (1) that is installed on the operation table, it is characterized in that being equipped with on the described base (1) crossbeam (2), shoulder ball rod (3) is installed on one end of crossbeam (2), the bulb (4) of shoulder ball rod (3) is installed in the shoulder ball-and-socket (5), shoulder ball-and-socket (5) links to each other with an end of last armed lever (6), the other end of last armed lever (6) is connected with rotor (7), last rotor (7) is sleeved on the upper end of rotor pin (8), the lower end of rotor pin (8) is fixed on down on the rotor (9), and last rotor (7) and following rotor (9) are by rotor pin (8) and locking member (10) locking positioning; Following rotor (9) is installed on the end of support bar (11), the other end of support bar (11) is equipped with wrist ball-and-socket (12), the bulb (14) of wrist ball rod (13) one ends is installed in the described wrist ball-and-socket (12), the other end of wrist ball rod (13) links to each other with yaw (15), yaw (15) is provided with the jack (16) that is used for the plug-in mounting hook, with the perpendicular direction of described jack (16) axis on the locking member (17) that is used to lock hook is installed.
2. laparoscopic surgery liver retractor according to claim 1, the upper end that it is characterized in that described base (1) is provided with the screw rod (18) that passes crossbeam (2), and crossbeam (2) is fixed on the base (1) by the locking nut (19) of the band handle that matches with screw rod (18).
3. according to the described laparoscopic surgery liver retractor of claim 1 claim 1, it is characterized in that being equipped with in the described shoulder ball-and-socket (5) spring (20) and wearing piece (21), one end of spring (20) offsets with the bottom of shoulder ball-and-socket (5), the other end and wearing piece (21) offset, wearing piece (21) contacts with bulb (4), has the breach (22) that shoulder ball rod (3) can be entered in shoulder ball-and-socket (5) and the corresponding position of bulb (4).
4. according to the described laparoscopic surgery liver retractor of claim 1 claim 1, it is characterized in that being equipped with in the described wrist ball-and-socket (12) spring (23) and wearing piece (24), the bottom of one end of spring (23) and wrist ball-and-socket (12) offsets, the other end and wearing piece (24) offset, wearing piece (24) contacts with bulb (14), has the breach that the shank portion that makes wrist ball rod (13) can enter in wrist ball-and-socket (12) and the corresponding position of bulb (14).
5. according to the described laparoscopic surgery liver retractor of claim 1 claim 1, it is characterized in that described wrist ball rod (13) and yaw (15) are integral structure component.
6. laparoscopic surgery liver retractor according to claim 1 is characterized in that described base (1) and crossbeam (2) are the monolithic construction part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202834924U CN201542669U (en) | 2009-12-18 | 2009-12-18 | Liver retractor for celioscope operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202834924U CN201542669U (en) | 2009-12-18 | 2009-12-18 | Liver retractor for celioscope operation |
Publications (1)
Publication Number | Publication Date |
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CN201542669U true CN201542669U (en) | 2010-08-11 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009202834924U Expired - Fee Related CN201542669U (en) | 2009-12-18 | 2009-12-18 | Liver retractor for celioscope operation |
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CN (1) | CN201542669U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102579091A (en) * | 2012-02-16 | 2012-07-18 | 南方医科大学珠江医院 | Liver and stomach retraction device for spleen operation under laparoendoscopic single-site surgery |
CN103444374A (en) * | 2013-09-23 | 2013-12-18 | 赵松辰 | Rocking head of thresher of corn harvester |
-
2009
- 2009-12-18 CN CN2009202834924U patent/CN201542669U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102579091A (en) * | 2012-02-16 | 2012-07-18 | 南方医科大学珠江医院 | Liver and stomach retraction device for spleen operation under laparoendoscopic single-site surgery |
CN102579091B (en) * | 2012-02-16 | 2014-04-30 | 南方医科大学珠江医院 | Liver and stomach retraction device for spleen operation under laparoendoscopic single-site surgery |
CN103444374A (en) * | 2013-09-23 | 2013-12-18 | 赵松辰 | Rocking head of thresher of corn harvester |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20131218 |