What a gall bladder and bile duct instrument set is
Much of a gall bladder operation is done with ordinary instruments. The part that is not is the bile duct: a narrow tube that has to be measured, opened, searched for stones and cleared without being torn. This set holds the instruments for that part and almost nothing for the rest. It is opened beside a general tray, not instead of one.
Google AI Mode, read on 27 October 2026, describes a gall bladder and bile duct instrument set as specialty tools for open cholecystectomy, for choledocholithotomy, which is opening the bile duct to take stones out, and for other surgery on the biliary tract. It names the jobs as safe retraction, dissection, isolating the vessels and clearing the stones. The instruments it names for those jobs are Bakes dilators, Desjardins stone forceps, right angle forceps of the Lahey and Mixter kind, an Ochsner trocar and stone scoops. All of them are in ours.
Buyers ask for it as a cholecystectomy instrument set, and some simply search for open cholecystectomy instruments. Our listing names it after the two organs it works on. It is made for open surgery, not for laparoscopic cholecystectomy.
Key design features
Eleven Bakes dilators
Eleven Bakes gall duct dilators, each 30 cm long, one of each from Fig. 1 to Fig. 11, make up more than a quarter of the set. They step up in size, so the duct can be measured and widened one size at a time, and the surgeon can tell from the largest one that passes how wide the duct is. The AI Mode answer describes Bakes dilators as malleable, olive tipped probes. Our contents list gives them by figure number, not in millimeters, and so do we.
Forceps, probes and scoops for the stones
Eight instruments find the stones and lift them out. The Blake gall stone forceps, 20 cm, and the Desjardins gall stone forceps, 23 cm, are both curved, to follow the duct and close on a stone inside it. Three Desjardins probes, 28 cm, and a Moynihan probe, 34 cm, search the duct by feel. Two Luer Koerte scoops, 32 cm long with 5.5 and 6.7 mm bowls, collect the loose stones and the fragments that forceps cannot hold.
Curved clamps to dissect behind the duct
Before the gall bladder comes out, the cystic duct and the cystic artery have to be freed and tied. Two Lahey gall duct clamps, 19 cm, and two Baby Mixter dissecting forceps, 18 cm, are curved to work behind them. A Brunner Ferrozell ligature conductor, 27 cm, carries the tie around. Two Mayo Hegar needle holders, at 20 and 26 cm, close the duct after it has been explored.
Retraction and drainage
The gall bladder lies under the liver, so the retractors in this set are deep ones: two Mikulicz retractors, 26 cm with a 120 x 50 mm blade, and a Simon retractor, 28 cm with a 115 x 22 mm blade. The Ochsner trocar, 16 Fr, drains a swollen gall bladder before it is removed, which the AI Mode answer gives as its job. A Baby Poole suction tube, 5.5 mm, clears bile from a small field.
The cholecystectomy instrument set list
All 20 lines of the set, read off our own contents list on 27 October 2026. The quantities add up to 38 instruments, eleven of them the Bakes dilators on one line. The box is listed last and is not counted as a piece.
| Instrument | Size and pattern | Qty |
|---|---|---|
| Standard Dressing Forceps | 25 cm, Straight | 2 |
| Lahey Gall Duct Clamp | 19 cm, Curved | 2 |
| Baby-Mixter Dissecting Forceps | 18 cm, Curved | 2 |
| Allis Tissue Seizing Forceps | 19 cm, 5 x 6 teeth | 4 |
| Blake Gall Stone Forceps | 20 cm, Curved | 1 |
| Desjardins Gall Stone Forceps | 23 cm, Curved | 1 |
| Desjardins Gall Stone Probe | 28 cm | 3 |
| Luer-Koerte Gall Stone Scoop | 32 cm, 5.5 mm, Fig. 1 | 1 |
| Luer-Koerte Gall Stone Scoop | 32 cm, 6.7 mm, Fig. 2 | 1 |
| Moynihan Gall Stone Probe | 34 cm | 1 |
| Mikulicz Retractor | 26 cm, 120 x 50 mm | 2 |
| Simon Retractor | 28 cm, 115 x 22 mm | 1 |
| Bakes Gall Duct Dilator | 30 cm, Fig. 1 to 11, one of each | 11 |
| Ochsner Trocar | 16 Fr | 1 |
| Baby-Poole Suction Tube | 5.5 mm | 1 |
| Mayo-Hegar Needle Holder | 26 cm | 1 |
| Mayo-Hegar Needle Holder | 20 cm | 1 |
| Foerster-Ballenger Sponge Holding Forceps | 18 cm, Curved | 1 |
| Brunner-Ferrozell Ligature Conductor | 27 cm | 1 |
| Stainless Steel Instrument Box | holds the set | 1 |
Where it is used
The first two columns come from the Google AI Mode answer read on 27 October 2026, the last from our list. Gemini, read on 3 November 2026, places a set like this in hepatobiliary and general surgery, on the gall bladder, the cystic duct and the common bile duct.
| Job in the case | What the answer says it needs | What this set gives you |
|---|---|---|
| Measuring and widening the duct | Bakes bile duct dilators | Eleven, Fig. 1 to 11, 30 cm |
| Removing stones | Desjardins stone forceps and biliary scoops | Blake and Desjardins forceps, two scoops, four probes |
| Isolating the cystic duct and artery | Right angle forceps of the Lahey and Mixter kind | Two Lahey clamps and two Baby Mixter forceps |
| Draining the gall bladder | An Ochsner trocar | One, 16 Fr |
| Retracting the right upper abdomen | Kelly, Balfour or Deaver retractors | Two Mikulicz and a Simon; no Balfour or Deaver |
What it is for, and what it is not for
This is a specialty set, and it leaves out what a general tray already holds. The table says what to open beside it.
| Job | Use this set? | What to use instead or beside it |
|---|---|---|
| Exploring the common bile duct | Yes | This is the job it is made for |
| Open cholecystectomy | Yes, beside a general tray | Our laparotomy instrument set to open and close |
| Opening the abdomen | No | It has no scalpel handle, scissors or artery forceps |
| Laparoscopic cholecystectomy | No | This set is for open surgery only |
| Stomach or bowel resection | No | Our stomach operation instrument set |
How it compares with the rest of the family
Five open abdominal trays make up this family on our site. The counts are read off each set’s own contents list, and the prices off each product’s order form.
| Set | Pieces | Built around | Price |
|---|---|---|---|
| Laparotomy instrument set | 98, plus the box | Balfour self retaining retractor, Deaver and Richardson retractors, 32 artery forceps | 643.65 dollars |
| Stomach operation instrument set | 60, plus the box | Lane stomach clamp, Kocher intestinal clamps, 16 Ochsner artery forceps | 619.50 dollars |
| Major basic instrument set | 98, plus the box | the same 98 pieces as the laparotomy set, under the general surgery name | 643.65 dollars |
| Gall bladder and bile duct set (this page) | 38, plus the box | Bakes dilators Fig. 1 to 11, gall stone forceps, scoops and probes | 373.80 dollars |
| Herniotomy instrument set | 45, plus the box | small Backhaus clamps, Roux and Volkmann retractors, Crile Wood needle holders | 285.60 dollars |
Materials and finish
Every instrument in the set is made from high quality medical grade stainless steel, and the box that holds them is stainless steel too. The steel itself is made to a German specification. We do not publish a grade number.
Eleven dilators that differ by one size each are easy to put back in the wrong place. Keep them in figure order in the box, Fig. 1 at one end and Fig. 11 at the other, and the count after the case shows a missing one at a glance.
Caring for it
Bile and stone fragments dry hard, so rinse the set as soon as the case ends. Run water through the Ochsner trocar and the Baby Poole tube, and brush the bowls of the two scoops. Open the Lahey clamps, the Baby Mixter forceps and the stone forceps so the brush reaches their joints. Wipe each Bakes dilator along its whole length. Dry, oil the joints lightly, steam sterilize the set with the jointed instruments open on a stringer, and count it against the contents list before the box is closed.
Ordering and wholesale
The gall bladder and bile duct instrument set is made by Adas Instruments in our own workshop and sold direct, which is why the price sits where it does against the catalog houses. Order one for a single tray, or in quantity for a hospital list or a distributor line. We do OEM work under your own brand and your own item numbers. Send us a sample and we will hold a run to your pattern rather than ours. Stock items ship from our own workshop. Backorder items take 10 to 12 working days to make. Every instrument carries a three year replacement warranty against manufacturing defects. Production is controlled under an ISO 13485 quality management system.
Frequently asked questions
What is a gall bladder and bile duct instrument set used for?
It is used in open surgery on the gall bladder and the bile ducts: open cholecystectomy, and opening the common bile duct to remove stones. It holds the dilators, stone forceps, probes, scoops and curved clamps for that work, and it is opened beside a general tray that does the rest.
What are the instruments used in open cholecystectomy?
A general tray to open and close the abdomen, deep retractors for the area under the liver, curved clamps to free the cystic duct and artery, ligature instruments, and for the bile duct Bakes dilators, stone forceps, probes and scoops. The specialty part of that list is this set.
What are Bakes dilators used for?
They measure and widen the common bile duct. The surgeon passes them one size at a time, from the smallest up, and the largest that passes shows how wide the duct is. This set holds eleven, one of each from Fig. 1 to Fig. 11, all 30 cm long.
Does the bile duct instrument set include scissors and artery forceps?
No. It has no scalpel handle, no scissors and no artery forceps, because it is made to sit beside a general tray that already holds them. Our laparotomy instrument set is the general tray we make for that, with 98 pieces.
Can the bile duct instrument set be used for laparoscopic cholecystectomy?
No. Every instrument in it is a hand instrument for open surgery through an incision in the abdominal wall. Laparoscopic gall bladder surgery uses long instruments passed through ports, and none of those is in this set.
Related products and categories
Three more trays from the same family: the herniotomy instrument set, the laparotomy instrument set and the stomach operation instrument set. Every set we make for open abdominal and general work is in general surgery and abdominal instrument sets, and the trays for other specialties are under surgical instrument sets.


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