CN106310491B - Ureter rack tube forceps - Google Patents
Ureter rack tube forceps Download PDFInfo
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- CN106310491B CN106310491B CN201610656420.4A CN201610656420A CN106310491B CN 106310491 B CN106310491 B CN 106310491B CN 201610656420 A CN201610656420 A CN 201610656420A CN 106310491 B CN106310491 B CN 106310491B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
-
- 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
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/282—Jaws
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- Animal Behavior & Ethology (AREA)
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- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
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Abstract
The present invention provides a kind of ureter rack tube forceps, it is related to medical auxiliary equipment field, the ureter rack tube forceps are suitable for grasping ureter rack tube, including two identical and symmetrically arranged grasping components, grasping component includes gripper rings, tong arm and grasping part, the both ends of tong arm are fixedly connected with gripper rings and grasping part respectively, the medial surface of two grasping parts is oppositely arranged to form working face, two working faces surround the cavity for accommodating ureter rack tube, any one grasping part includes fixed grasping part and the adjusting grasping part for adjusting grasping size, fixed grasping part is flexibly connected with grasping part is adjusted, tong arm is fixedly connected with fixed grasping part.The present invention is by adjusting grasping part and fixing the flexible connection of grasping part, realize the adjusting to the size of grasping part, so that grasping part is suitable for the ureter rack tube of various different sizes, different tube diameters, expands the use scope of ureter rack tube forceps, clamping stability is more preferably.
Description
Technical field
The present invention relates to medical auxiliary equipment fields, in particular to a kind of ureter rack tube forceps.
Background technique
Ureter bracket is the plastic tube that a kind of different length bending two ends have side opening, is used for various kidneys, ureter, wing
Guang etc. secretes surgical operation.The length specification of ureter rack tube is 20~30cm, and caliber has a different specifications, respectively 5F,
6F, 7F and 8.5F, but existing forceps need to utilize and ureter rack tube when grasping the ureter rack tube of different size
The matched forceps of pipe diameter size grasped, when the caliber of forceps and ureter rack tube mismatch when, be easy to cause
Ureter rack tube is subjected to displacement in forceps or occurs the case where unstable situation of clamping is fallen.
Summary of the invention
The purpose of the present invention is to provide a kind of ureter rack tube forceps, and grasping size can be adjusted, convenient for suitable
Different size of ureter rack tube is answered, clamping stability more preferably, while expanding ureter rack tube forceps use scope.
The embodiment of the present invention is achieved in that
A kind of ureter rack tube forceps are suitable for grasping ureter rack tube, including two identical and symmetrically arranged
Component is grasped, grasping component includes gripper rings, tong arm and grasping part, and the both ends of tong arm are fixed with gripper rings and grasping part respectively to be connected
It connects, the medial surface of two grasping parts is oppositely arranged to form working face, and two working faces are surrounded for accommodating ureter rack tube
Cavity, any one grasping part include fixed grasping part and the adjusting grasping part for adjusting grasping size, fixed grasping part
It is flexibly connected with grasping part is adjusted, tong arm is fixedly connected with fixed grasping part.
Further, in the preferred embodiment of the present invention, above-mentioned fixed grasping part and the rotation connection of adjusting grasping part are fixed
It is provided with the outer locating part for limiting the slewing area that adjusting grasping part is turned out on grasping part and is grabbed for limiting to adjust
The interior locating part for the slewing area that portion inwardly rotates is held, the both ends of outer locating part are grabbed with the outside of fixed grasping part and adjusting respectively
The outside connection in portion is held, one end of interior locating part is connect with the inside of fixed grasping part, and the other end stretches out fixed grasping part, is adjusted
Grasping part is selectively against interior locating part.
Further, in the preferred embodiment of the present invention, above-mentioned outer locating part includes limit plate and reset spring, limit plate
It is connect with fixed grasping part, the both ends of reset spring are fixedly connected with limit plate and adjusting grasping part respectively.
Further, in the preferred embodiment of the present invention, above-mentioned interior locating part is baffle, and baffle is along fixed grasping part
Extending direction protrudes from fixed grasping part, adjusts grasping part selectively against baffle.
Further, in the preferred embodiment of the present invention, above-mentioned adjusting grasping part includes the first adjusting grasping part and second
Grasping part is adjusted, fixed grasping part is located at first and adjusts between grasping part and the second adjusting grasping part, the both ends of fixed grasping part
Grasping part and second is adjusted with first respectively and adjusts grasping part rotation connection, first adjusts grasping part, fixed grasping part and second
Adjusting grasping part is arc panel.
Further, in the preferred embodiment of the present invention, above-mentioned outer locating part, which is divided into outside the first outer locating part and second, to be limited
Position part, the both ends of the first outer locating part are connect with fixed grasping part and the first adjusting grasping part respectively, the both ends of the second locating part
It is connect respectively with fixed grasping part and the second adjusting grasping part；Interior locating part is divided into first locating part in locating part and second,
Locating part is connect with the both ends of the inside of fixed grasping part respectively in locating part and second in first.
Further, in the preferred embodiment of the present invention, above-mentioned first, which adjusts grasping part, fixed grasping part and second, is adjusted
The rubber pad with fin is provided on the inside of grasping part.
Further, in the preferred embodiment of the present invention, above-mentioned tong arm is equipped with sliding channel, connector and fixing piece, pincers
The part that arm is located at sliding channel is provided with multiple connecting holes, and one end of connector passes through sliding channel and is arranged in connecting hole
Interior, connector is connected to fixing piece, and two tong arms are connected by connector, and connector, which is selectively slided with sliding channel, to be connected
It connects.
Further, in the preferred embodiment of the present invention, above-mentioned tong arm offers multiple first arcwall faces and multiple second
The open end of arcwall face, the open end of the first arcwall face and the second arcwall face is opposite and interval setting, multiple first arcwall faces according to
Secondary connection forms first row, and multiple second arcwall faces are in turn connected to form second row, the gap shape between first row and second row
The first arcwall face being oppositely arranged at sliding channel and the second arcwall face form connecting hole.
Further, in the preferred embodiment of the present invention, above-mentioned connector includes the first connecting rod of coaxial arrangement, second
Connecting rod and the sliding bar being set between first connecting rod and the second connecting rod, the diameter of first connecting rod and the second connecting rod
Diameter it is identical, the diameter of first connecting rod is greater than the diameter of sliding bar, and the diameter of sliding bar is less than the width of sliding channel, the
One connecting rod is provided with the first external screw thread, and the second connecting rod is provided with the second external screw thread, and fixing piece is annular, and is provided with interior spiral shell
Line, the length of fixing piece is greater than the length of sliding bar, when sliding bar slides in sliding channel, fixing piece and the second external screw thread
Connection；When first connecting rod is embedded in card apertured, fixing piece is connect with the first external screw thread and the second external screw thread respectively.
The beneficial effect of the embodiment of the present invention is: the present invention passes through the flexible connection for adjusting grasping part and fixed grasping part,
It realizes the adjusting to the size of grasping part, grasping part is enable to be suitable for the ureter bracket of various different sizes, different tube diameters
Pipe adjusts the setting of grasping part and fixed grasping part, expands the use scope of ureter rack tube forceps, meanwhile, it adjusts
Grasping part is adapted to different size of ureter rack tube by adjusting, and clamping stability is more preferably.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of ureter rack tube forceps provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the first grasping part of ureter rack tube forceps provided in an embodiment of the present invention；
Fig. 3 is that the grasping part of the ureter rack tube forceps of the embodiment of the present invention grasps the lesser ureter bracket of caliber
The status diagram of pipe；
Fig. 4 is that the grasping part of the ureter rack tube forceps of the embodiment of the present invention grasps the biggish ureter bracket of caliber
The status diagram of pipe；
Fig. 5 is the structural representation of the sliding channel of the grasping part grasping of the ureter rack tube forceps of the embodiment of the present invention
Figure；
Fig. 6 is connector and the fixing piece cooperation of the grasping part grasping of the ureter rack tube forceps of the embodiment of the present invention
Structural schematic diagram.
In figure:
Ureter rack tube forceps 100；Grasp component 101；
Gripper rings 110；First gripper rings 110A；Second gripper rings 110a；
Tong arm 120；First tong arm 120A；Second tong arm 120a；Sliding channel 121, connecting hole 122；First arcwall face
123；Second arcwall face 124；First row 123a；Second row 124a；Connector 125；First connecting rod 126；First external screw thread
126a；Second connecting rod 127；Second external screw thread 127a；Sliding bar 128；Fixing piece 129；Internal screw thread 129a；
Rack gear 130；First rack gear 130A；Second rack gear 130a；
Grasping part 140；First grasping part 140A；Second grasping part 140a；Working face 141；Cavity 142；Fixed grasping part
143；Adjust grasping part 144；First adjusts grasping part 144a；Second adjusts grasping part 144b；Locating part 145；Outer locating part
146；First outer locating part 146a；Second outer locating part 146b；Interior locating part 147；Locating part 147a in first；Limit in second
Part 147b；Limit plate 148；Reset spring 149；
Ureter rack tube 200.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second " etc. are only used for distinguishing description, without
It can be interpreted as indication or suggestion relative importance.
Embodiment
Fig. 1 is please referred to, the present embodiment provides a kind of ureter rack tube forceps 100, are suitable for grasping ureter rack tube
200.The ureter rack tube forceps 100 include two identical and symmetrically arranged grasping components 101.
Grasping component 101 includes gripper rings 110, tong arm 120, rack gear 130 and grasping part 140, and the both ends of tong arm 120 are distinguished
It is fixedly connected with gripper rings 110 and grasping part 140, rack gear 130 is set to the junction of tong arm 120 and gripper rings 110.
Gripper rings 110 be annular, for accommodating the finger section of user, convenient for user hold gripper rings 110 operate it is defeated
Urinary catheter stand tube forceps 100.Gripper rings 110 are two, and respectively mutually matched first gripper rings 110A and second is held
Ring 110a, the first gripper rings 110A and the second gripper rings 110a is identical and arranged symmetrically, and the first gripper rings 110A and second is held
Ring 110a is connect with tong arm 120 respectively.
Tong arm 120 is two, respectively mutually matched first tong arm 120A and the second tong arm 120a, the first tong arm 120A
It is rotatablely connected with the second tong arm 120a.First tong arm 120A and the second tong arm 120a be it is rod-shaped, wherein the first tong arm 120A with
First gripper rings 110A connection, the second tong arm 120a are connect with the second gripper rings 110a, the first tong arm 120A and the second tong arm
120a is rotation connection, by rotation connection, so that user is applied to the first gripper rings 110A and the second gripper rings 110a
On power, act on grasping part 140, open and close grasping part 140.
Rack gear 130 is two, respectively mutually matched first rack gear 130A and the second rack gear 130a, the first rack gear 130A
It is set to the link position of the first gripper rings 110A and the first tong arm 120A, the second rack gear 130a is set to the second gripper rings 110a
With the link position of the second tong arm 120a, the first rack gear 130A is used to match with the second gripper rings 110a towards the first gripper rings 110A
The direction in the face of conjunction protrudes from the link position of the first gripper rings 110A and the first tong arm 120A, likewise, the second rack gear 130a
It is used to protrude from the second gripper rings 110a and the with the direction in the face cooperated the first gripper rings 110A towards the second gripper rings 110a
The link position of two tong arm 120a, the first rack gear 130A and the second rack gear 130a are using ureter rack tube forceps 100
In the process, it cooperates, for limiting the clamping size of ureter rack tube forceps 100, after clamping size determines, first
Rack gear 130A and the second rack gear 130a can engage, and prevent the case where skidding.
Grasping part 140 is two, and respectively mutually matched first grasping part 140A and the second grasping part 140a, first grabs
It holds portion 140A and is connect with the first tong arm 120A far from one end of the first gripper rings 110A, the second grasping part 140a and the second tong arm
120a is connected far from one end of the second gripper rings 110a.The shape and structure phase of first grasping part 140A and the second grasping part 140a
Together, it and is symmetrical arranged, the medial surface of the medial surface of the first grasping part 140A and the second grasping part 140a are oppositely arranged, and two opposite
The working face that the medial surface formation working face 141 of setting, the i.e. medial surface of the first grasping part 140A are the first grasping part 140A
The medial surface of 141, the second grasping part 140a are the working face 141 of the second grasping part 140a, and two grasping surfaces, which can match, to be encircled into
For accommodating the cavity 142 of ureter rack tube 200, the cavity 142 and the cooperation grasping ureter rack tube of working face 141 are utilized
200。
The shape, structure of first grasping part 140A and the second grasping part 140a are identical, and are symmetrical arranged.First grasping part
140A and the second grasping part 140a cooperates, to grasp ureter rack tube 200.First grasping part 140A and in the present embodiment
Two grasping part 140a are semicircular arc plate, and the first grasping part 140A and the second grasping part 140a can cooperatively form columnar
Plate structure.The setting of the semicircular arc plate of the first grasping part 140A and the second grasping part 140a, is conducive to increase in the present embodiment
The holding area of big first grasping part 140A and the second grasping part 140a clamping ureter rack tube 200, avoids the occurrence of retention
Situation, while holding area is big, clamping effect and clamping force are strong.
Since the shape, structure of the first grasping part 140A and the second grasping part 140a are identical, and it is symmetrical arranged.The present embodiment
In only wherein the first grasping part 140A is illustrated, the shape and structure of the second grasping part 140a can refer to the first grasping part
140A。
Referring to fig. 2, specifically, the first grasping part 140A includes fixed grasping part 143, adjusts grasping part 144 and locating part
145, fixed grasping part 143 and adjust grasping part 144 and be flexibly connected, the both ends of locating part 145 respectively with fixed grasping part 143 and
Grasping part 144 is adjusted to connect.Grasping part 144 is adjusted by being flexibly connected with fixed grasping part 143, realizes and adjusts grasping size
Effect, enable fixed grasping part 143 and adjust grasping part 144 to cooperate the different size of ureter rack tube 200 of grasping.
There are many modes that fixed grasping part 143 and adjusting grasping part 144 are flexibly connected, such as: it is slidably connected and rotates
Connection can be achieved to adjust grasping part 144 relative to fixed 143 activity of grasping part and adjust grasping size.It is excellent in the present embodiment
Fixed grasping part 143 is selected to be rotatablely connected with grasping part 144 is adjusted, in the junction of fixed grasping part 143 and adjusting grasping part 144
It is provided with rotation axis (not shown), rotation axis is rotatablely connected relative to fixed grasping part 143, rotation axis and adjusting grasping part 144
It is fixedly connected, by the drive of rotation axis, realizes that adjust grasping part 144 is rotatablely connected relative to fixed grasping part 143.
Since the first grasping part 140A is semicircular arc plate, so after fixed grasping part 143 and adjusting grasping part 144 connect
Form semicircular arc plate, wherein fixed grasping part 143 is arc panel with adjusting grasping part 144, while fixed grasping part
143 parts connected with adjusting grasping part 144 are rotation connection, fix grasping part 143 and are fixedly connected with the first tong arm 120A, make
When user applies active force, fixed grasping part 143 is applied to by the first tong arm 120A, the position of fixed grasping part 143 is fixed, and
The adjusting grasping part 144 being rotationally connected on fixed grasping part 143 can be according to the size of clamped ureter rack tube 200
It is adjusted, to be rotated relative to fixed grasping part 143, to adjust the opening size of the first grasping part 140A, to adapt to not
With the ureter rack tube 200 of size.
Locating part 145 adjusts the slewing area of grasping part 144 to limit, and makes to adjust grasping part 144 in certain range
It is inside rotated, to reach preferably grasping effect.Locating part 145 includes outer locating part 146 and interior locating part 147.
Outer locating part 146, which is used to limit, adjusts the slewing area that grasping part 144 is turned out, the both ends of outer locating part 146
It is connect respectively with the outside in the outside of fixed grasping part 143 and adjusting grasping part 144.Specifically, outer locating part 146 includes limit
Plate 148 and reset spring 149, limit plate 148 are connect with fixed grasping part 143, the both ends of reset spring 149 respectively with limit plate
148 are fixedly connected with grasping part 144 is adjusted, when adjusting grasping part 144 is turned out by the extruding of ureter rack tube 200,
Compression reseting spring 149, reset spring 149 compresses between limit plate 148 and adjusting grasping part 144 at this time, passes through limitation and limits
The position of position plate 148 and limit plate 148 can be used for limiting adjusting grasping part apart from the distance between grasping part 144 is adjusted
144 slewing areas being turned out.
Interior locating part 147, which is used to limit, adjusts the slewing area that grasping part 144 inwardly rotates, one end of interior locating part 147
It being connect with the inside of fixed grasping part 143, the other end stretches out fixed grasping part 143, when adjusting grasping part 144 inwardly rotates,
Adjusting grasping part 144 can continue inwardly to rotate against interior locating part 147 to limit and adjust grasping part 144.Specifically, interior
Locating part 147 is baffle, and baffle protrudes from fixed grasping part 143 along the extending direction of fixed grasping part 143, adjusts grasping part
144 selectively against baffle.In the present embodiment, the protrusion part of baffle is small, to avoid influencing to adjust grasping part 144 and fixing
Grasping effect of the grasping part 143 to ureter rack tube 200.
It should be noted that the "inner" and "outside" mentioned are the work relative to the first grasping part 140A in the present embodiment
For face 141, fixed grasping part 143 and adjusting grasping part 144 are inside close to the side of working face 141, far from working face 141
Side be outside.
Fixed grasping part 143 adjusts the quantity of grasping part 144 and locating part 145 as one or more, and specific quantity can
It is selected according to the actual situation.
In the present embodiment, preferably fixed grasping part 143 is one, and adjusting grasping part 144 is two, corresponding, outer limit
Part 146 and interior locating part 147 are two.Specifically, adjusting grasping part 144 includes that the first adjusting grasping part 144a and second are adjusted
Grasping part 144b is saved, fixed grasping part 143 is located at first and adjusts between the adjusting of grasping part 144a and second grasping part 144b, i.e., solid
The both ends for determining grasping part 143 adjust grasping part 144a and second with first respectively and adjust grasping part 144b rotation connection, and first adjusts
The adjusting of section grasping part 144a and second grasping part 144b is respectively relative to the fixed rotation of grasping part 143 and is adjusted, and first is adjusted
Grasping part 144a and second adjusts grasping part 144b and adjusts more by a small margin, and the opening larger amplitude of the first grasping part 140A can be realized
The adjusting of the adjusting of degree, the first grasping part 140A and the second grasping part 140a is applied, and effect is more preferable, while to ureter bracket
The grasping ability of pipe 200 is also stronger.
Outer locating part 146 includes the first outer outer locating part 146b of locating part 146a and second, the first outer locating part 146a's
Both ends are connect with fixed grasping part 143 and the first adjusting grasping part 144a respectively, the both ends of the second locating part 145 respectively with fixation
Grasping part 143 with second adjusting grasping part 144b connect, first adjust grasping part 144a and second adjusting grasping part 144b by
To ureter rack tube 200 extruding when, be turned out, the pipe diameter size of ureter rack tube 200 is different, adjusts to first
The extruding situation that grasping part 144a and second adjusts grasping part 144b is different, and first, which adjusts grasping part 144a and second, adjusts grasping
For portion 144b according to the difference of the dynamics of extruding, the amplitude of rotation is different, to be suitable for different size of ureter rack tube 200
Grasping.
Interior locating part 147 includes locating part 147b in locating part 147a and second in first, in first locating part 147a and
Locating part 147b is connect with the both ends of the inside of fixed grasping part 143 respectively in second.
In the present embodiment, first adjusts the inside of grasping part 144a, fixed grasping part 143 and the second adjusting grasping part 144b
It is provided with the rubber pad (not shown) with fin, rubber pad is provided with conducive to the first adjusting of reinforcement grasping part 144a, admittedly
Determine grasping part 143 and second and adjusts grasping part 144b to the grasping ability of ureter rack tube 200.
In addition, tong arm 120 is equipped with sliding channel 121, connector 125 and fixing piece 129 referring to Fig. 1, Fig. 5 and Fig. 6.Pincers
Arm 120 is rotated around connector 125, and in the present embodiment, connector 125 can slide in sliding channel 121, and pass through fixation
Relative position of 129 fixedly connected part 125 of part relative to tong arm 120, so that adjusting connector 125 is at a distance from grasping part 140,
To adjust the opening angle of grasping part 140.
Sliding channel 121 is multiple first arcwall faces 123 and multiple second arcwall faces 124 by being opened on tong arm 120
It surrounds.Specifically, the open end of the first arcwall face 123 and the open end of the second arcwall face 124 are oppositely arranged and are spaced setting, this
Multiple first arcwall faces 123 in embodiment are connected along the extending direction of tong arm 120, and form first row 123a, likewise,
Multiple second arcwall faces 124 are in turn connected to form second row 124a, since the first arcwall face 123 and the second arcwall face 124 are spaced
Setting, and the open end of 123 pairs of the first arcwall face and the open end of the second arcwall face 124 are oppositely arranged, to form the first arc
Shape face 123 and the second arcwall face 124 it is opposite opening it is larger, and two the first arcwall faces 123 connection part to two second
The distance for the part that arcwall face 124 connects is small, and in the present embodiment, part that two the first arcwall faces 123 are connected is to two the
The distance of the part of two arcwall faces 124 connection is as the gap between first row 123a and second row 124a, and the gap is formed
Above-mentioned sliding channel 121 (i.e. dotted portion in Fig. 5).And opposite first arcwall face 123 and the second arcwall face 124 form engaging
Hole 122.It that is to say, extend multiple arcs through-hole in the two sides of sliding channel 121, sliding channel 121 extends out with two sides
Arc-shaped through-hole connection, the arc-shaped through-hole of the two sides part opposite with sliding channel 121 forms the connecting hole 122.Connector 125
One end be used to across sliding channel 121 and be arranged in connecting hole 122, connector 125 is connected to fixing piece 129, two pincers
Arm 120 realizes that hingedly connector 125 is selectively slidably connected with sliding channel 121 by connector 125.
Connector 125 is generally rod-shaped comprising the first connecting rod 126 of coaxial arrangement, the second connecting rod 127 and sliding
Bar 128, the both ends of sliding bar 128 are connect with first connecting rod 126 and the second connecting rod 127 respectively, the first connecting rod 126
Diameter and the diameter of the second connecting rod 127 are identical, and the diameter of sliding bar 128 is less than the diameter of first connecting rod 126, and small
In the width of sliding channel 121, sliding bar 128 is slided in sliding channel 121, and first connecting rod 126 and
Two connecting rods 127 cannot be slided in sliding channel 121, since capable of blocking for connecting hole 122 sets first connecting rod 126, thus
Play the role of fixed first connecting rod 126.
First connecting rod 126 is provided with the first external screw thread 126a in the present embodiment, and the second connecting rod 127 is provided with outside second
Screw thread 127a, and fixing piece 129 is annular, and is provided with internal screw thread 129a, the first external screw thread 126a and the second external screw thread 127a
It can cooperate with the internal screw thread 129a of fixing piece 129.
Connector 125 and the cooperation principle of sliding channel 121 are: using the second connecting rod 127 of connector 125 close to card
Hole 122 is closed, the second connecting rod 127, sliding bar 128 and first connecting rod 126 sequentially pass through connecting hole 122, then utilize fixation
Part 129 is matched with the second external screw thread 127a on the first external screw thread 126a and the second connecting rod 127 on first connecting rod 126 respectively
Connection is closed, first connecting rod 126 is fastened in connecting hole 122 at this time, and two tong arms 120 can be mutually around 126 turns of first connecting rod
It is dynamic, to open and close grasping part.
When needing to slide sliding bar 128, adjust sliding bar 128 apart from grasping part apart from when, rotational fixture 129 makes
Fixing piece 129 and first connecting rod 126 are detached from, and expose sliding bar 128, and fixing piece 129 is only and in the second connecting rod 127 at this time
First connecting rod 126 is extracted out outward, cooperates sliding bar 128 and sliding channel 121, sliding by the second external screw thread 127a cooperation
Bar 128 slides in sliding channel 121, when sliding into required position, pushes first connecting rod 126, makes first connecting rod 126
It is fastened in connecting hole 122 again, realizes the positioning to first connecting rod 126, rotational fixture 129, will utilize again at this time
The first external screw thread 126a on internal screw thread 129a and first connecting rod 126 on fixing piece 129 cooperates, thus by first connecting rod
126 is fixed.
The present embodiment passes through the cooperation of connector 125 and sliding channel 121, connecting hole 122, realizes and adjusts tong arm 120
Rotation opening and closing degree, the distance due to connector 125 apart from grasping part is closer, and the maximum opening angle of grasping part is smaller,
When distance of the connector 125 apart from grasping part is remoter, the maximum opening angle of grasping part is bigger, by connector 125 in cunning
Sliding in dynamic channel 121, thus distance of the adjusting connector 125 apart from grasping part, to adjust the grasping size of grasping part.
By adjusting the grasping area of grasping part 114 to adjust grasping size, this is adjusted to one timing of opening angle, small
The adjusting of range further adjusts the maximum of grasping part 114 by adjusting connector 125 at a distance from grasping part 114
Angle of release degree, is adjusted on a large scale.
Referring to fig. 2, Fig. 3 and Fig. 4, the working principle of ureter rack tube forceps 100: in grasping ureter rack tube
When 200, the first grasping part 140A and the second grasping part 140a cooperate, and form working face 141, working face 141 and ureter
The contact of stand tube 200 is simultaneously used to clamp ureter rack tube 200, in the present embodiment, the first grasping part 140A and the second grasping part
140a is provided with the first adjusting grasping part 144a, fixed grasping part 143 and second adjusts grasping part 144b, adjusts by first
Grasping part 144a and second adjusts grasping part 144b in clamping, can rotate relative to fixed grasping part 143, to adjust the
The grasping size of one grasping part 140A, and in the present embodiment, the setting of outer locating part 146 makes the first adjusting grasping part
The adjusting of 144a and second grasping part 144b can be adjusted accordingly according to the of different sizes of ureter rack tube 200, outside
The reset spring 149 of locating part 146 also acts as the effect that the first adjusting grasping part 144a and second adjusts grasping part 144b that supports,
Be conducive to reinforce the first grasping work for adjusting the adjusting grasping part 144b of grasping part 144a and second relative to ureter rack tube 200
With grasping stability is more preferable.
Referring to Fig. 3, when the lesser ureter rack tube 200 of the grasping caliber of ureter rack tube forceps 100, grasping part
140 adjusting grasping part 144 is not adjusted, adjusts grasping part 144 and fixed grasping part 143 at this time and still forms semicircular arc
Plate, referring to fig. 4, when the caliber of ureter rack tube 200 becomes larger, ureter rack tube 200 is outwardly against adjusting grasping part
144, grasping part 144 is adjusted at this time to be rotated relative to fixed grasping part 143, to adapt to the size of ureter rack tube 200, thus
The contact area of grasping part 140 Yu ureter rack tube 200 is increased, the stability of grasping is more preferably.
Fig. 1, Fig. 5 and Fig. 6 are please referred to, meanwhile, when adjusting contact area is not enough to stable grasp pipe fitting, pass through tune
Saving distance of the connector 125 relative to grasping part 140 makes grasping part 140 to adjust the maximum opening angle of grasping part 140
It can adapt to the pipe fitting in all size, the scope of application is wider.
In conclusion the present invention is realized using the flexible connection for adjusting grasping part 144 and fixed grasping part 143 to grasping
The adjusting of the size in portion 140 enables grasping part 140 to be suitable for the ureter rack tube of various different sizes, different tube diameters
200, the setting of grasping part 144 and fixed grasping part 143 is adjusted, the use scope of ureter rack tube forceps 100 is expanded,
Meanwhile adjusting grasping part 144 and being adapted to different size of ureter rack tube 200 by adjusting, clamping stability is more preferably.Simultaneously
Distance by adjusting connector 125 apart from grasping part 114 adjusts the maximum opening angle of grasping part 114.The two phase interworking
It closes, is able to achieve preferably grasping effect, while substantially increasing the use scope of ureter forceps, it can be for various big
Small pipe fitting is grasped.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of ureter rack tube forceps are suitable for grasping ureter rack tube, which is characterized in that identical and right including two
Claim the grasping component of setting, the grasping component includes gripper rings, tong arm and grasping part, the both ends of the tong arm respectively with it is described
Gripper rings are fixedly connected with the grasping part, and the medial surface of two grasping parts is oppositely arranged to form working face, described in two
Working face surrounds the cavity for accommodating the ureter rack tube, any one of grasping part include fixed grasping part and
For adjusting the adjusting grasping part of grasping size, the fixed grasping part is flexibly connected with the adjusting grasping part, the tong arm
It is fixedly connected with the fixed grasping part；The fixed grasping part and adjusting grasping part rotation connection, the fixed grasping
It is provided in portion for limiting the outer locating part for adjusting the slewing area that grasping part is turned out and for limiting the tune
The interior locating part of slewing area that section grasping part inwardly rotates, the both ends of the outer locating part respectively with the fixed grasping part
Outside is connected with the outside for adjusting grasping part, and one end of the interior locating part is connect with the inside of the fixed grasping part,
The other end stretches out the fixed grasping part, and the adjusting grasping part is selectively against the interior locating part.
2. ureter rack tube forceps according to claim 1, which is characterized in that the outer locating part includes limit plate
And reset spring, the limit plate are connect with the fixed grasping part, the both ends of the reset spring respectively with the limit plate
It is fixedly connected with the adjusting grasping part.
3. ureter rack tube forceps according to claim 2, which is characterized in that the interior locating part is baffle, institute
It states baffle and protrudes from the fixed grasping part along the extending direction of the fixed grasping part, the adjusting grasping part is selectively
Against the baffle.
4. ureter rack tube forceps according to claim 3, which is characterized in that the adjusting grasping part includes first
It adjusts grasping part and second and adjusts grasping part, the fixed grasping part is located at described first and adjusts grasping part and second adjusting
Between grasping part, the both ends of the fixed grasping part adjust grasping part and described second with described first respectively and adjust grasping part turn
Dynamic connection, it is arc panel that first adjusting grasping part, the fixed grasping part and described second, which adjust grasping part,.
5. ureter rack tube forceps according to claim 4, which is characterized in that the outer locating part is divided into outside first
Locating part and the second outer locating part, the both ends of the first outer locating part are adjusted with the fixed grasping part and described first respectively
Grasping part connection, the both ends of second locating part are connect with the fixed grasping part and second adjusting grasping part respectively；
The interior locating part is divided into first locating part in locating part and second, locating part in locating part and described second in described first
It is connect respectively with the both ends of the inside of the fixed grasping part.
6. ureter rack tube forceps according to claim 4, which is characterized in that described first adjusts grasping part, institute
It states and is provided with the rubber pad with fin on the inside of fixed grasping part and second adjusting grasping part.
7. ureter rack tube forceps according to claim 1, which is characterized in that the tong arm be equipped with sliding channel,
Connector and fixing piece, the part that the tong arm is located at the sliding channel are provided with multiple connecting holes, and the one of the connector
End is across the sliding channel and is arranged in the connecting hole, and the connector is connected to the fixing piece, two pincers
Arm is connected by the connector, and the connector is selectively slidably connected with the sliding channel.
8. ureter rack tube forceps according to claim 7, which is characterized in that the tong arm offers multiple first
The open end of arcwall face and multiple second arcwall faces, the open end of first arcwall face and second arcwall face it is opposite and
Every setting, multiple first arcwall faces are in turn connected to form first row, and multiple second arcwall faces are in turn connected to form
Two rows, the gap between the first row and the second row form the sliding channel, the first semicircular arc being oppositely arranged
Face and second semicircular arc face form the connecting hole.
9. ureter rack tube forceps according to claim 8, which is characterized in that the connector includes coaxial arrangement
First connecting rod, the second connecting rod and the sliding bar being set between the first connecting rod and second connecting rod, institute
The diameter for stating first connecting rod is identical as the diameter of second connecting rod, and the diameter of the first connecting rod is greater than the sliding
The diameter of bar, the diameter of the sliding bar are less than the width of the sliding channel, and the first connecting rod is provided with the first outer spiral shell
Line, second connecting rod are provided with the second external screw thread, and the fixing piece is annular, and is provided with internal screw thread, the fixing piece
Length be greater than the sliding bar length, when the sliding bar slides in the sliding channel, the fixing piece and institute
State the connection of the second external screw thread；When the first connecting rod is embedded in the card apertured, the fixing piece is respectively with described
One external screw thread is connected with second external screw thread.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656420.4A CN106310491B (en) | 2016-08-11 | 2016-08-11 | Ureter rack tube forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656420.4A CN106310491B (en) | 2016-08-11 | 2016-08-11 | Ureter rack tube forceps |
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| CN106310491A CN106310491A (en) | 2017-01-11 |
| CN106310491B true CN106310491B (en) | 2019-10-22 |
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| CN201610656420.4A Active CN106310491B (en) | 2016-08-11 | 2016-08-11 | Ureter rack tube forceps |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107789048A (en) * | 2017-11-15 | 2018-03-13 | 榆林市中医医院 | A kind of new orthopaedic trauma being accurately positioned is clamped with replacement and fixation |
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| US5425705A (en) * | 1993-02-22 | 1995-06-20 | Stanford Surgical Technologies, Inc. | Thoracoscopic devices and methods for arresting the heart |
| CN201290725Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound gripping tongs |
| CN203777022U (en) * | 2014-03-26 | 2014-08-20 | 牛锐 | Anti-slip fibroid grasping device |
| CN203789995U (en) * | 2014-04-24 | 2014-08-27 | 刘建超 | Grasping clamp used for tube-shaped nail-pressing seat of anastomat |
| CN204671227U (en) * | 2015-05-22 | 2015-09-30 | 贾云鹏 | Ureter rack tube forceps |
| CN107789049A (en) * | 2017-12-06 | 2018-03-13 | 北京思宇博特科技有限公司 | A kind of fracture resetting tongs |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7438717B2 (en) * | 2004-08-04 | 2008-10-21 | James Tylke | Anesthesia intubating forceps |
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2016
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5425705A (en) * | 1993-02-22 | 1995-06-20 | Stanford Surgical Technologies, Inc. | Thoracoscopic devices and methods for arresting the heart |
| CN201290725Y (en) * | 2008-10-31 | 2009-08-19 | 杭州康基医疗器械有限公司 | Direct-view micro-wound gripping tongs |
| CN203777022U (en) * | 2014-03-26 | 2014-08-20 | 牛锐 | Anti-slip fibroid grasping device |
| CN203789995U (en) * | 2014-04-24 | 2014-08-27 | 刘建超 | Grasping clamp used for tube-shaped nail-pressing seat of anastomat |
| CN204671227U (en) * | 2015-05-22 | 2015-09-30 | 贾云鹏 | Ureter rack tube forceps |
| CN107789049A (en) * | 2017-12-06 | 2018-03-13 | 北京思宇博特科技有限公司 | A kind of fracture resetting tongs |
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| CN106310491A (en) | 2017-01-11 |
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