CN213722224U - A hepatic portal blocking device for laparoscopic liver operation - Google Patents
A hepatic portal blocking device for laparoscopic liver operation Download PDFInfo
- Publication number
- CN213722224U CN213722224U CN202121000763.8U CN202121000763U CN213722224U CN 213722224 U CN213722224 U CN 213722224U CN 202121000763 U CN202121000763 U CN 202121000763U CN 213722224 U CN213722224 U CN 213722224U
- Authority
- CN
- China
- Prior art keywords
- forceps
- clamp
- arm
- blocking
- blocking device
- 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.)
- Active
Links
Images
Abstract
The utility model belongs to the technical field of medical instrument, concretely relates to a hepatic portal blocking device for laparoscopic liver operation, include: the first blocking forceps comprise a first forceps arm and a first forceps body which are connected in an L shape, and a through hole is formed in the first forceps arm along the length direction; the second blocking forceps comprise a second forceps arm and a second forceps body which are connected in an L shape, the second forceps arm is arranged in the through hole of the first forceps arm in a penetrating mode, and the end portion of the second forceps arm extends out of the through hole; the elastic body is arranged on the outer side of the first blocking-up clamp, one end of the elastic body is connected with the end part of the first clamp arm, the other end of the elastic body is connected with the end part of the second clamp arm, and the elastic body is suitable for clamping the second clamp body and the first clamp body to block hepatic portal tissue. The simple operation of the structure can clamp the hepatic portal tissue to achieve the hepatic portal blood flow blocking effect; and the elastic bodies have mutual effects, so that the clamping acting force can be automatically adjusted according to the hepatic portal tissue, and the clamping failure is avoided.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to a hepatic portal blocking device for laparoscopic liver operation.
Background
Clinically, surgical resection is the most common radical treatment for liver tumors. The conventional liver resection uses various vascular clamps to block the blood flow of the first hepatic portal, thereby achieving the purpose of reducing the bleeding during the operation. The traditional operation mode has large wound and slow recovery, and the laparoscopic minimally invasive surgery is continuously developed and advanced. Due to obstruction of the abdominal wall, the portal block is difficult to operate in laparoscopic liver resection, the portal block is usually tightened by a suspension belt in clinical practice at present to achieve the purpose of blocking blood flow, the operation mode is complicated, the practice standards are different, and the effect is not exact enough.
Chinese patent document CN207024079U discloses a portal blocking device for laparoscopic surgery, which comprises a handle, a pull rod, a movable blocking head, a fixed blocking head and a guiding controller, wherein the pull rod blocks the portal tissue by pulling the movable blocking head and the fixed blocking head in the guiding controller. But pull rod and direction controller pass through positioning nut and screw thread realization fixed, make pull rod and direction controller's fixed mode loaded down with trivial details on the one hand, difficult operation, on the other hand, the human structure is different, and clamping strength also should corresponding change, but fix through fixing nut and make the clamping force that can't judge the hepatic portal tissue, and then lead to the problem of pressing from both sides tight error easily.
Therefore, in order to overcome the above disadvantages, the present invention is directed to a hepatic portal blocking device for laparoscopic liver surgery.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a porta hepatis blocking device for peritoneoscope liver operation to solve the problem that porta hepatis blocking device complex operation and clamping force are inaccurate among the prior art.
The utility model provides a porta hepatis blocking device for laparoscopic liver operation, include: the first blocking forceps comprise a first forceps arm and a first forceps body which are connected in an L shape, and a through hole is formed in the first forceps arm along the length direction; the second blocking forceps comprise a second forceps arm and a second forceps body which are connected in an L shape, the second forceps arm is arranged in the through hole of the first forceps arm in a penetrating mode, and the end portion of the second forceps arm extends out of the through hole; the elastic body is sleeved on the second clamp arm, two ends of the elastic body are respectively connected with the end parts of the first clamp arm and the second clamp arm, and the elastic body is suitable for clamping the second clamp body and the first clamp body to block hepatic portal tissue.
The hepatic portal occlusion device for laparoscopic liver surgery as described above, further preferably, the first occlusion forceps further include a first tail clamp, and the first tail clamp is mounted on the end of the first forceps arm; the second blocking forceps further comprise a second tail clamp, and the second tail clamp is arranged at the end part of the second forceps arm; the elastomer is located between the first tail clip and the second tail clip.
In the porta hepatis blocking apparatus for laparoscopic liver surgery as described above, it is further preferable that the first tail clamp is screw-coupled to the first clamp arm, and the second tail clamp is screw-coupled to the second clamp arm.
In the porta hepatis blocking apparatus for laparoscopic liver surgery as described above, it is further preferable that the elastic body is a spring, and a length of the spring is greater than a difference in length between the first forceps arm and the second forceps arm.
In the porta hepatis blocking apparatus for laparoscopic liver surgery as described above, it is further preferable that one end of the spring is connected to the first clamp arm through the first tail clip, and the other end of the spring is connected to the second clamp arm through the second tail clip.
The porta hepatis blocking device for laparoscopic liver surgery as described above, further preferably, the clamping fitting surfaces of the first forceps body and the second forceps body are both provided with a silica gel pad, and the silica gel pads are adapted to buffer the clamping acting force of the first forceps body and the second forceps body.
The porta hepatis blocking device for laparoscopic liver surgery as described above, further preferably, a through groove is provided on a hole wall of the through hole along a length direction; and a key is arranged on the second clamp arm and is matched with the through groove.
The porta hepatis blocking device for laparoscopic liver surgery as described above, further preferably, the first forceps arm has a diameter of 5 to 8 mm.
In the porta hepatis blocking apparatus for laparoscopic liver surgery as described above, it is further preferable that the first forceps arm and the first forceps body are of an integrally formed structure, and the second forceps arm and the second forceps body are of an integrally formed structure.
In the above hepatic portal blocking device for laparoscopic liver surgery, it is further preferred that the first forceps arm, the first forceps body, the second forceps arm and the second forceps body are made of stainless steel, medical grade polypropylene or medical grade polyethylene.
Compared with the prior art, the utility model has the following advantage:
the utility model discloses a hepatic portal blocking device for laparoscopic liver surgery, which comprises a first blocking forceps, a second blocking forceps and an elastic body, wherein the first blocking forceps comprise a first forceps arm and a first forceps body which are connected in an L shape, and a through hole is arranged in the first forceps arm along the length direction; the second blocking forceps comprise a second forceps arm and a second forceps body which are connected in an L shape, the second forceps arm is arranged in the through hole of the first forceps arm in a penetrating mode, and the end portion of the second forceps arm extends out of the through hole; the elastic body is arranged on the outer side of the first blocking forceps, one end of the elastic body is connected with the end part of the first forceps arm, the other end of the elastic body is connected with the end part of the second forceps arm and is arranged on the outer side of the first blocking forceps, one end of the elastic body is connected with the end part of the first forceps arm, and the other end of the elastic body is connected with the end part of the second forceps arm. In the above-described configuration, the second clamp arm is movable in a manner of being inserted into the through hole of the first clamp arm, and the elastic body brings the first clamp body and the second clamp body into a clamped state, and the first clamp body and the second clamp body are opened to clamp the hepatic portal tissue by driving the first clamp arm and the second clamp arm, and the first clamp body and the second clamp body are clamped to block the hepatic portal tissue by releasing the first clamp arm and the second clamp arm. And through the above-mentioned setting, make the utility model provides a hepatic portal blocking device has following beneficial effect:
1. simplicity: after the laparoscope puncture outfit is punched, the device can be simply penetrated through the puncture hole and turned to an angle, so that the forceps body can enter an abdominal cavity, and under the monitoring of the laparoscope, the hepatoduodenal ligament can be clamped and closed by pulling back and loosening the first forceps arm tail clamp to achieve the hepatic portal blood flow blocking effect; and the effect of elastomer is mutual, can organize thickness automatic adjustment clamping effort according to the liver, avoids pressing from both sides tight inefficacy.
2. Airtightness: different from the lever operation principle of instruments such as conventional vascular clamps and the like, the design adopts the coaxial spring principle, the clamping action has no lever and expansion movement, but all the clamping action is coaxial extension, the abdominal wall perforation has no deformation during operation, and the air tightness can be kept;
3. non-invasive: the detachable silica gel strip is arranged at the front wall head, so that the forceps can be guaranteed to not excessively squeeze and damage blood vessels in the hepatoduodenal ligament.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a porta hepatis blocking device for laparoscopic liver surgery according to the present invention;
FIG. 2 is a schematic cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic view of the usage state of FIG. 1;
fig. 4 is a schematic view of the usage state of fig. 1.
Description of reference numerals:
1-a first forceps arm, 2-a second forceps arm, 3-a first forceps body, 4-a second forceps body, 5-a first tail clamp, 6-a second tail clamp, 7-an elastic body, 8-a silica gel pad and 9-hepatic portal tissue.
Detailed Description
The embodiment discloses a portal blocking device for laparoscopic liver surgery, as shown in fig. 1 to 4, comprising a first blocking forceps, a second blocking forceps and an elastic body 7; the first blocking forceps comprise a first forceps arm 1 and a first forceps body 3 which are connected in an L shape, and a through hole is formed in the first forceps arm 1 along the length direction; the second blocking forceps comprise a second forceps arm 2 and a second forceps body 4 which are connected in an L shape, the second forceps arm 2 is arranged in the through hole of the first forceps arm 1 in a penetrating mode, and the end portion of the second forceps arm extends out of the through hole; the elastic body 7 is arranged outside the first blocking forceps, one end of the elastic body is connected with the end part of the first forceps arm 1, the other end of the elastic body is connected with the end part of the second forceps arm 2, and the elastic body is suitable for clamping the second forceps body 4 and the first forceps body 3 to block the hepatic portal tissue 9.
Further, as a preferred embodiment of the present embodiment, the first blocking forceps further includes a first tail clip 2, and the first tail clip 2 is sleeved on an end portion of the first forceps arm 1; the second blocking forceps further comprise a second tail clamp 6, and the second tail clamp 6 is sleeved at the end part of the second forceps arm 2; the elastic body 7 is positioned between the first tail clip 2 and the second tail clip 6. The first tail clamp 2 and the second tail clamp 6 in the embodiment enable the first clamp arm 1 and the second clamp arm 2 to have the same structure as the operating part of the injector, and therefore the first clamp arm 1 and the second clamp arm 2 can be operated conveniently. In this embodiment, the first tail clip 2 and the second tail clip 6 may be circular, rectangular, or oval, or may be in other shapes that meet the operation requirement. Preferably, the first tail clamp 2 is screwed with the first clamp arm 1, and the second tail clamp 6 is screwed with the second clamp arm 2, and other connection modes capable of realizing the connection can also be used in the embodiment.
Further, as a preferred embodiment of the present invention, the elastic body 7 is a spring, one end of the spring is connected to the first caliper arm 1 through the first tail clamp 2, and the other end of the spring is connected to the second caliper arm 2 through the second tail clamp 6. Further, the length difference between the first forceps arm 1 and the second forceps arm 2 is smaller than the length of the spring. In this embodiment, the spring may be sleeved on the second clamp arm 2, and may also be disposed on one side of the second clamp arm 2, and two ends of the spring respectively abut against the first tail clamp 2 and the second tail clamp 6, and the first clamp arm 1 and the second clamp arm 2 are clamped by an acting force and a reaction force.
Further, as a preferred embodiment of this embodiment, silicone pads 8 are disposed on the clamping mating surfaces of the first forceps body 3 and the second forceps body 4, and the silicone pads 8 are adapted to buffer the clamping acting force of the first forceps body 3 and the second forceps body 4, so as to protect the hepatic portal tissue from being damaged by excessive compression.
As shown in fig. 2, further, as a preferred embodiment of the present embodiment, a through groove is provided on a hole wall of the through hole along a length direction; and a key is arranged on the second clamp arm 2 and is matched with the through groove. The arrangement of the through groove and the key enables the first clamp arm 1 and the second clamp arm 2 to always keep the same angle, and enables the first clamp arm 1 and the second clamp arm 2 to coaxially contract, so that the first clamp body 3 and the second clamp body 4 are superposed.
Further, as a preferred embodiment of the present embodiment, the diameter of the first forceps arm 1 is 5-8mm, which is close to the outer diameter of a common laparoscopic puncture outfit, so as to achieve the advantages of convenience of instruments and minimally invasive small incision.
Further, as a preferred embodiment of the present invention, the first caliper arm 1 and the first caliper body 3 are formed integrally, and the second caliper arm 2 and the second caliper body 4 are formed integrally. Preferably, the first forceps arm 1, the first forceps body 3, the second forceps arm 2 and the second forceps body 4 are made of stainless steel, medical polypropylene or medical polyethylene, and other materials which can be repeatedly sterilized and killed can be adopted.
Further, the present embodiment also discloses a method for using the portal blocking device for laparoscopic liver surgery:
firstly, taking a first blocking clamp and a second blocking clamp, inserting a second clamp arm 2 of the second blocking clamp into the first clamp arm 1 from a through hole, arranging a spring, and screwing a first tail clamp 2 and a second tail clamp 6 to the end parts of the first clamp arm 1 and the second clamp arm 2. During the use, the first tail clamp 2 and the second tail clamp 6 are held by hands, the first clamp body 3 and the second clamp body 4 are inserted into a human body from the abdominal wall, then the position of the hepatic portal tissue 9 is found through a laparoscope, then the first clamp arm 1 is retracted, the first clamp body 3 and the second clamp body 4 are opened and clamped outside the hepatic portal tissue 9, then the first clamp arm 1 is released, the first clamp arm is reset under the action of a spring, and then the hepatic portal tissue 9 is clamped by the first clamp body 3 and the second clamp body 4, so that hepatic portal blocking is realized. After the operation is completed, the first forceps arm 1 is repeatedly retracted, the first forceps body 3 and the second forceps body 4 release the hepatic portal tissue 9, and the hepatic portal blocking apparatus is withdrawn from the inside of the human body.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A portal blocking device for laparoscopic liver surgery, comprising:
the first blocking forceps comprise a first forceps arm and a first forceps body which are connected in an L shape, and a through hole is formed in the first forceps arm along the length direction;
the second blocking forceps comprise a second forceps arm and a second forceps body which are connected in an L shape, the second forceps arm is arranged in the through hole of the first forceps arm in a penetrating mode, and the end portion of the second forceps arm extends out of the through hole;
the elastic body is arranged on the outer side of the first blocking-up clamp, one end of the elastic body is connected with the end part of the first clamp arm, the other end of the elastic body is connected with the end part of the second clamp arm, and the elastic body is suitable for clamping the second clamp body and the first clamp body to block hepatic portal tissue.
2. The hepatic portal blocking device for laparoscopic liver surgery according to claim 1, wherein,
the first blocking clamp further comprises a first tail clamp, and the first tail clamp is arranged at the end part of the first clamp arm; the second blocking forceps further comprise a second tail clamp, and the second tail clamp is arranged at the end part of the second forceps arm; the elastomer is located between the first tail clip and the second tail clip.
3. The portal blocking device for laparoscopic liver surgery of claim 2, wherein said first tail clamp is threadably engaged with said first clamp arm and said second tail clamp is threadably engaged with said second clamp arm.
4. The portal blocking device for laparoscopic liver surgery of claim 3, wherein said elastic body is a spring, and said spring length is greater than the difference in length of said first and second clamp arms.
5. The porta hepatis blocking device for laparoscopic liver surgery of claim 4, wherein one end of said spring is connected to said first clamp arm through said first tail clamp, and the other end of said spring is connected to said second clamp arm through said second tail clamp.
6. The porta hepatis blocking device for laparoscopic liver surgery of claim 5, wherein the clamping fitting surfaces of the first forceps body and the second forceps body are each provided with a silica gel pad adapted to buffer the clamping force of the first forceps body and the second forceps body.
7. The porta hepatis blocking device for laparoscopic liver surgery of claim 6, wherein a through groove is provided on a wall of the through hole in a length direction; and the second clamp arm is provided with a key, and the key is matched with the through groove and is suitable for enabling the angles of the first clamp body and the second clamp body to be consistent.
8. The portal blocking device for laparoscopic liver surgery of claim 7, wherein said first forceps arm has a diameter of 5-8 mm.
9. The portal blocking device for laparoscopic liver surgery of claim 8, wherein said first forceps arm and first forceps body are of an integrally formed structure and said second forceps arm and second forceps body are of an integrally formed structure.
10. The portal blocking device for laparoscopic liver surgery of claim 9, wherein said first forceps arm, said first forceps body, said second forceps arm and said second forceps body are made of stainless steel, medical grade polypropylene or medical grade polyethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121000763.8U CN213722224U (en) | 2021-05-11 | 2021-05-11 | A hepatic portal blocking device for laparoscopic liver operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121000763.8U CN213722224U (en) | 2021-05-11 | 2021-05-11 | A hepatic portal blocking device for laparoscopic liver operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213722224U true CN213722224U (en) | 2021-07-20 |
Family
ID=76838502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121000763.8U Active CN213722224U (en) | 2021-05-11 | 2021-05-11 | A hepatic portal blocking device for laparoscopic liver operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213722224U (en) |
-
2021
- 2021-05-11 CN CN202121000763.8U patent/CN213722224U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9795390B2 (en) | Hemostatic clip | |
| ES2278218T3 (en) | METHOD AND APPARATUS FOR THE DETECTION AND OCLUSION OF BLOOD VESSELS. | |
| US20040097961A1 (en) | Tenaculum for use with occlusion devices | |
| US20070142844A1 (en) | Cervical seal apparatus and method of sealing a cervix | |
| US20080188863A1 (en) | Uterine artery occlusion | |
| CN213722224U (en) | A hepatic portal blocking device for laparoscopic liver operation | |
| CN204890111U (en) | A novel hemostatic forceps for abdominal cavity minimal access surgery | |
| CN203524728U (en) | Laparoscopic surgery clip applier | |
| CN209826824U (en) | Laparoscope tissue clamp | |
| US20070142860A1 (en) | Cervical clamp apparatus and method of exerting a compressive force to a cervix | |
| CN216777126U (en) | Tissue expander for minimally invasive surgery | |
| CN211131243U (en) | Flat mouth clip applier | |
| CN201469342U (en) | Right-angle titanium clamp | |
| CN218606724U (en) | Internal carotid artery injury hemostatic forceps for neuroendoscopy transnasal operation | |
| CN111904527A (en) | Clip applier | |
| CN220860110U (en) | Fixing device for metal surgical suture | |
| CN209884228U (en) | Traction clamp for endoscopic surgery | |
| CN215688092U (en) | Continuous sampling surgical instrument | |
| CN218220234U (en) | Single Kong Qiangjing is with tissue tractor | |
| CN212521880U (en) | Multifunctional hemostatic forceps for general surgery department | |
| CN213787616U (en) | Deep small blood vessel ligation device | |
| CN210330654U (en) | Ligation clip | |
| CN216167661U (en) | Artery hemostatic clamp suitable for micro-tip pressure sensor | |
| CN219109650U (en) | Multifunctional tissue clip applier | |
| CN219846700U (en) | Vascular clamping forceps for surgical operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |